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COMPANHIA DE SANEAMENTO BASICO DO ESTADO DE SAO PAULO-SABESP (SBS)
NYSE · CIK 0001170858
| Form | Report Date | Filing Date | Description |
|---|---|---|---|
| 6-K | 2026-12-31 | 2026-10-09 | 6-K |
| 6-K | 2026-12-31 | 2026-10-02 | 6-K |
| 6-K | 2026-09-30 | 2026-09-23 | 6-K |
| 6-K | 2026-09-30 | 2026-09-18 | 6-K |
| 6-K | 2026-06-30 | 2026-08-14 | 6-K |
| 6-K | 2026-06-30 | 2026-08-13 | 6-K |
| 6-K | 2026-09-30 | 2026-07-31 | 6-K |
| 6-K | 2026-06-30 | 2026-06-30 | 6-K |
| 6-K | 2026-06-30 | 2026-06-16 | 6-K |
| 6-K | 2026-03-31 | 2026-05-08 | 6-K |
| 6-K | 2026-03-31 | 2026-05-08 | 6-K |
| 6-K | 2026-06-30 | 2026-04-30 | 6-K |
| 20-F | 2025-12-31 | 2026-04-29 | 20-F |
| 6-K | 2026-06-30 | 2026-04-29 | 6-K |
| 6-K | 2026-06-30 | 2026-04-28 | 6-K |
| 6-K | 2026-06-30 | 2026-04-27 | 6-K |
| 6-K | 2026-03-31 | 2026-03-30 | 6-K |
| 6-K | 2025-12-31 | 2026-03-17 | 6-K |
| 6-K | 2025-12-31 | 2026-03-17 | 6-K |
| 6-K | 2026-03-31 | 2026-03-16 | 6-K |
| 6-K | 2026-03-31 | 2026-02-11 | 6-K |
| 6-K | 2026-03-31 | 2026-02-04 | 6-K |
| 6-K | 2026-03-31 | 2026-02-02 | 6-K |
| 6-K | 2026-03-31 | 2026-01-28 | 6-K |
| 6-K | 2026-03-31 | 2026-01-28 | 6-K |
| 6-K | 2026-03-31 | 2026-01-23 | 6-K |
| 6-K | 2026-03-31 | 2026-01-21 | 6-K |
| 6-K | 2025-12-31 | 2025-12-19 | 6-K |
| 6-K | 2025-12-31 | 2025-12-03 | 6-K |
| 6-K | 2025-12-31 | 2025-12-02 | 6-K |
| 6-K | 2025-12-31 | 2025-11-25 | 6-K |
| 6-K | 2025-09-30 | 2025-11-12 | 6-K |
| 6-K | 2025-09-30 | 2025-11-12 | 6-K |
| 6-K | 2025-12-31 | 2025-10-06 | 6-K |
| 6-K | 2025-06-30 | 2025-08-13 | 6-K |
| 6-K | 2025-06-30 | 2025-08-13 | 6-K |
| 6-K | 2025-09-30 | 2025-08-06 | 6-K |
| 6-K | 2025-09-30 | 2025-07-23 | 6-K |
| 6-K | 2025-09-30 | 2025-07-22 | 6-K |
| 6-K | 2025-09-30 | 2025-07-01 | 6-K |
| 6-K | 2025-06-30 | 2025-05-29 | 6-K |
| 6-K | 2025-06-30 | 2025-05-22 | 6-K |
| 6-K | 2025-03-31 | 2025-05-22 | 6-K |
| 6-K | 2024-12-31 | 2025-05-22 | 6-K |
| 6-K | 2025-06-30 | 2025-05-20 | 6-K |
| 6-K | 2025-06-30 | 2025-05-16 | 6-K |
| 6-K | 2025-06-30 | 2025-05-15 | 6-K |
| 6-K | 2025-06-30 | 2025-05-15 | 6-K |
| 6-K | 2025-06-30 | 2025-05-12 | 6-K |
| 6-K | 2024-12-31 | 2025-05-07 | 6-K |
| 20-F | 2024-12-31 | 2025-04-30 | 20-F |
| 6-K | 2025-06-30 | 2025-04-29 | 6-K |
| 6-K | 2025-06-30 | 2025-04-25 | 6-K |
| 6-K | 2025-06-30 | 2025-04-11 | 6-K |
| 6-K | 2025-06-30 | 2025-04-11 | 6-K |
| 6-K | 2025-06-30 | 2025-04-11 | 6-K |
| 6-K | 2025-06-30 | 2025-04-10 | 6-K |
| 6-K | 2025-03-31 | 2025-02-06 | 6-K |
| 6-K | 2025-03-31 | 2025-01-29 | 6-K |
| 6-K | 2025-03-31 | 2025-01-29 | 6-K |
| 6-K | 2025-03-31 | 2025-01-29 | 6-K |
| 6-K | 2025-03-31 | 2025-01-29 | 6-K |
| 6-K | 2025-03-31 | 2025-01-29 | 6-K |
| 6-K | 2025-03-31 | 2025-01-29 | 6-K |
| 6-K | 2025-03-31 | 2025-01-07 | 6-K |
| 6-K | 2024-12-31 | 2024-12-23 | 6-K |
| 6-K | 2024-09-30 | 2024-12-06 | 6-K |
| 6-K | 2024-12-31 | 2024-11-29 | 6-K |
| 6-K | 2024-12-31 | 2024-11-29 | - |
| 6-K | 2024-12-31 | 2024-11-29 | - |
| 6-K | 2024-09-30 | 2024-11-18 | 6-K |
| 6-K | 2024-12-31 | 2024-11-18 | - |
| 6-K | 2024-12-31 | 2024-11-12 | 6-K |
| 6-K | 2024-12-31 | 2024-11-12 | 6-K |
| 6-K | 2024-12-31 | 2024-11-05 | 6-K |
| 6-K | 2024-12-31 | 2024-11-05 | - |
| 6-K | 2024-12-31 | 2024-11-04 | 6-K |
| 6-K | 2024-12-31 | 2024-10-24 | 6-K |
| 6-K | 2024-12-31 | 2024-10-21 | - |
| 6-K | 2024-12-31 | 2024-10-15 | - |
| 6-K | 2024-12-31 | 2024-10-15 | - |
| 6-K | 2024-12-31 | 2024-10-15 | - |
| 6-K | 2024-12-31 | 2024-10-15 | - |
| 6-K | 2023-12-31 | 2024-10-15 | - |
| 6-K | 2024-12-31 | 2024-10-07 | 6-K |
| 6-K | 2024-12-31 | 2024-10-04 | 6-K |
| 6-K | 2024-12-31 | 2024-10-04 | 6-K |
| 6-K | 2024-12-31 | 2024-10-04 | 6-K |
| 6-K | 2024-12-31 | 2024-10-02 | 6-K |
| 6-K | 2024-06-30 | 2024-09-30 | 6-K |
| 6-K | 2024-09-30 | 2024-09-26 | 6-K |
| 6-K | 2024-09-30 | 2024-09-25 | 6-K |
| 6-K | 2024-09-30 | 2024-09-05 | 6-K |
| 6-K | 2024-09-30 | 2024-09-03 | 6-K |
| 6-K | 2024-06-30 | 2024-09-03 | 6-K |
| 6-K | 2024-09-30 | 2024-09-03 | 6-K |
| 6-K | 2024-09-30 | 2024-09-03 | 6-K |
| 6-K | 2024-09-30 | 2024-09-03 | 6-K |
| 6-K | 2024-09-30 | 2024-08-29 | 6-K |
| 6-K | 2024-09-30 | 2024-08-27 | 6-K |
| 6-K | 2024-09-30 | 2024-08-14 | 6-K |
| 6-K | 2024-09-30 | 2024-08-08 | 6-K |
| 6-K | 2024-09-30 | 2024-07-29 | 6-K |
| 6-K | 2024-09-30 | 2024-07-23 | 6-K |
| 6-K | 2024-09-30 | 2024-07-23 | 6-K |
| 6-K | 2024-09-30 | 2024-07-23 | 6-K |
| 6-K | 2024-09-30 | 2024-07-19 | 6-K |
| 6-K | 2024-09-30 | 2024-07-19 | 6-K |
| 6-K | 2024-09-30 | 2024-07-19 | 6-K |
| 6-K | 2016-09-30 | 2024-07-16 | 6-K |
| 6-K | 2024-09-30 | 2024-07-05 | FORM 6-K |
| 6-K | 2024-09-30 | 2024-07-03 | 6-K |
| 6-K | 2024-06-30 | 2024-07-01 | 6-K |
| 6-K | 2024-06-30 | 2024-06-27 | FORM 6-K |
| 6-K | 2023-12-31 | 2024-06-25 | 6-K |
| 6-K | 2024-06-30 | 2024-06-24 | 6-K |
| 6-K | 2024-03-31 | 2024-06-24 | 6-K |
| 6-K | 2024-06-30 | 2024-06-24 | 6-K |
| 6-K | 2024-06-30 | 2024-06-21 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-06-20 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-06-20 | 6-K |
| 6-K | 2024-06-30 | 2024-06-20 | 6-K |
| 6-K | 2024-06-30 | 2024-06-20 | 6-K |
| 6-K | 2024-06-30 | 2024-06-18 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-06-18 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-06-18 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-06-18 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-06-18 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-06-18 | FORM 6-K |
| 6-K | 2023-12-31 | 2024-06-17 | 6-K |
| 6-K | 2024-06-30 | 2024-06-17 | 6-K |
| 6-K | 2024-03-31 | 2024-06-17 | 6-K |
| 6-K | 2023-12-31 | 2024-06-13 | 6-K |
| 6-K | 2024-06-30 | 2024-06-13 | 6-K |
| 6-K | 2024-06-30 | 2024-06-04 | 6-K |
| 6-K | 2024-06-30 | 2024-05-28 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-05-13 | FORM 6-K |
| 6-K | 2024-03-31 | 2024-05-10 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-05-09 | 6-K |
| 6-K | 2024-06-30 | 2024-05-08 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-05-06 | 6-K |
| 6-K | 2024-06-30 | 2024-05-03 | 6-K |
| 20-F | 2023-12-31 | 2024-05-03 | 20-F |
| 6-K | 2024-06-30 | 2024-05-02 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-05-01 | 6-K |
| 6-K | 2024-06-30 | 2024-04-29 | 6-K |
| 6-K | 2024-06-30 | 2024-04-22 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-04-18 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-04-17 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-04-17 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-04-11 | 6-K |
| 6-K | 2024-06-30 | 2024-04-11 | 6-K |
| 6-K | 2024-06-30 | 2024-04-11 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-04-11 | 6-K |
| 6-K | 2024-06-30 | 2024-04-09 | 6-K |
| 6-K | 2024-06-30 | 2024-04-08 | FORM 6-K |
| 6-K | 2024-06-30 | 2024-04-08 | 6-K |
| 6-K | 2024-06-30 | 2024-04-08 | 6-K |
| 6-K | 2024-03-31 | 2024-03-13 | 6-K |
| 6-K | 2024-03-31 | 2024-02-15 | FORM 6-K |
| 6-K | 2024-03-31 | 2024-01-31 | 6-K |
| 6-K | 2024-03-31 | 2024-01-23 | FORM 6-K |
| 6-K | 2024-03-31 | 2024-01-23 | FORM 6-K |
| 6-K | 2024-03-31 | 2024-01-17 | 6-K |
| 6-K | 2023-12-31 | 2023-12-28 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-12-26 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-12-18 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-12-11 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-12-07 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-11-30 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-11-30 | 6-K |
| 6-K | 2023-09-30 | 2023-11-29 | 6-K |
| 6-K | 2023-12-31 | 2023-11-29 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-11-29 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-11-29 | 6-K |
| 6-K | 2023-12-31 | 2023-11-29 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-11-13 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-10-18 | 6-K |
| 6-K | 2023-12-31 | 2023-10-17 | FORM 6-K |
| 6-K | 2023-12-31 | 2023-10-03 | 6-K |
| 6-K | 2023-09-30 | 2023-10-03 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-09-28 | 6-K |
| 6-K | 2023-09-30 | 2023-09-28 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-09-19 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-09-12 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-09-05 | 6-K |
| 6-K | 2023-06-30 | 2023-08-28 | 6-K |
| 6-K | 2023-09-30 | 2023-08-28 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-08-17 | 6-K |
| 6-K | 2023-06-30 | 2023-08-16 | 6-K |
| 6-K | 2023-09-30 | 2023-08-16 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-08-15 | 6-K |
| 6-K | 2023-09-30 | 2023-08-15 | 6-K |
| 6-K | 2023-09-30 | 2023-08-15 | 6-K |
| 6-K | 2023-09-30 | 2023-08-14 | 6-K |
| 6-K | 2023-09-30 | 2023-08-14 | 6-K |
| 6-K | 2023-09-30 | 2023-08-01 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-07-27 | 6-K |
| 6-K | 2023-09-30 | 2023-07-27 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-07-24 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-07-24 | FORM 6-K |
| 6-K | 2023-09-30 | 2023-07-06 | 6-K |
| 6-K | 2023-09-30 | 2023-07-06 | 6-K |
| 6-K | 2023-06-30 | 2023-06-16 | 6-K |
| 6-K | 2023-06-30 | 2023-06-16 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-06-13 | 6-K |
| 6-K | 2023-06-30 | 2023-06-07 | 6-K |
| 6-K | 2023-06-30 | 2023-06-07 | 6-K |
| 6-K | 2023-03-31 | 2023-05-30 | 6-K |
| 6-K | 2023-06-30 | 2023-05-26 | 6-K |
| 6-K | 2023-06-30 | 2023-05-26 | 6-K |
| 6-K | 2023-06-30 | 2023-05-16 | 6-K |
| 6-K | 2023-06-30 | 2023-05-15 | 6-K |
| 6-K | 2023-06-30 | 2023-05-15 | FORM 6-K |
| 6-K | 2023-03-31 | 2023-05-15 | 6-K |
| 6-K | 2023-06-30 | 2023-05-08 | 6-K |
| 6-K | 2023-06-30 | 2023-05-08 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-05-08 | 6-K |
| 6-K | 2023-06-30 | 2023-04-27 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-04-27 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-04-26 | FORM 6-K |
| 20-F | 2022-12-31 | 2023-04-26 | 20-F |
| 6-K | 2022-12-31 | 2023-04-13 | 6-K |
| 6-K | 2023-06-30 | 2023-04-13 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-04-13 | 6-K |
| 6-K | 2023-06-30 | 2023-04-10 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-04-10 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-04-10 | FORM 6-K |
| 6-K | 2023-06-30 | 2023-04-10 | 6-K |
| 6-K | 2023-06-30 | 2023-04-04 | 6-K |
| 6-K | 2023-06-30 | 2023-04-04 | 6-K |
| 6-K | 2023-06-30 | 2023-04-04 | 6-K |
| 6-K | 2023-03-31 | 2023-03-29 | FORM 6-K |
| 6-K | 2023-03-31 | 2023-03-29 | FORM 6-K |
| 6-K | 2022-12-31 | 2023-03-24 | FORM 6-K |
| 6-K | 2023-03-31 | 2023-03-15 | 6-K |
| 6-K | 2023-03-31 | 2023-03-07 | 6-K |
| 6-K | 2023-03-31 | 2023-03-02 | FORM 6-K |
| 6-K | 2023-03-31 | 2023-02-23 | 6-K |
| 6-K | 2023-03-31 | 2023-02-23 | 6-K |
| 6-K | 2023-03-31 | 2023-02-17 | 6-K |
| 6-K | 2023-03-31 | 2023-02-15 | 6-K |
| 6-K | 2023-03-31 | 2023-02-09 | 6-K |
| 6-K | 2023-03-31 | 2023-02-09 | 6-K |
| 6-K | 2023-03-31 | 2023-01-31 | 6-K |
| 6-K | 2023-03-31 | 2023-01-17 | FORM 6-K |
| 6-K | 2023-03-31 | 2023-01-17 | FORM 6-K |
| 6-K | 2023-03-31 | 2023-01-12 | FORM 6-K |
| 6-K | 2023-03-31 | 2023-01-09 | 6-K |
| 6-K | 2023-03-31 | 2023-01-06 | 6-K |
| 6-K | 2022-12-31 | 2022-12-30 | 6-K |
| 6-K | 2022-12-31 | 2022-12-30 | 6-K |
| 6-K | 2022-12-31 | 2022-12-27 | FORM 6-K |
| 6-K | 2022-12-31 | 2022-12-22 | 6-K |
| 6-K | 2022-12-31 | 2022-12-16 | 6-K |
| 6-K | 2022-12-31 | 2022-12-08 | 6-K |
| 6-K | 2022-09-30 | 2022-11-30 | FORM 6-K |
| 6-K | 2022-12-31 | 2022-11-23 | 6-K |
| 6-K | 2022-09-30 | 2022-11-14 | 6-K |
| 6-K | 2022-12-31 | 2022-11-09 | 6-K |
| 6-K | 2022-12-31 | 2022-11-07 | FORM 6-K |
| 6-K | 2022-12-31 | 2022-11-07 | 6-K |
| 6-K | 2022-12-31 | 2022-11-01 | FORM 6-K |
| 6-K | 2022-12-31 | 2022-10-31 | 6-K |
| 6-K | 2021-12-31 | 2022-10-21 | 6-K |
| 6-K | 2022-06-30 | 2022-08-29 | 6-K |
| 6-K | 2022-06-30 | 2022-08-12 | 6-K |
| 6-K | 2022-09-30 | 2022-07-26 | 6-K |
| 6-K | 2022-09-30 | 2022-07-26 | 6-K |
| 6-K | 2022-06-30 | 2022-07-05 | FORM 6-K |
| 6-K | 2022-09-30 | 2022-07-05 | FORM 6-K |
| 6-K | 2022-09-30 | 2022-07-05 | 6-K |
| 6-K | 2022-06-30 | 2022-07-05 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-06-16 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-06-16 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-06-16 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-05-25 | 6-K |
| 6-K | 2022-06-30 | 2022-05-25 | 6-K |
| 6-K | 2022-03-31 | 2022-05-25 | 6-K |
| 6-K | 2022-06-30 | 2022-05-23 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-05-23 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-05-23 | 6-K |
| 6-K | 2022-03-31 | 2022-05-23 | 6-K |
| 6-K | 2022-06-30 | 2022-05-20 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-05-20 | 6-K |
| 6-K | 2022-06-30 | 2022-04-29 | 6-K |
| 6-K | 2022-06-30 | 2022-04-28 | FORM 6-K |
| 20-F | 2021-12-31 | 2022-04-28 | 20-F |
| 6-K | 2021-12-31 | 2022-04-18 | 6-K |
| 6-K | 2022-06-30 | 2022-04-15 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-04-11 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-04-11 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-04-11 | FORM 6-K |
| 6-K | 2022-06-30 | 2022-04-06 | 6-K |
| 6-K | 2022-03-31 | 2022-04-06 | 6-K |
| 6-K | 2022-06-30 | 2022-04-06 | FORM 6-K |
| 6-K | 2021-12-31 | 2022-03-31 | 6-K |
| 6-K | 2022-03-31 | 2022-03-31 | FORM 6-K |
| 6-K | 2022-03-31 | 2022-03-29 | 6-K |
| 6-K | 2022-03-31 | 2022-03-29 | 6-K |
| 6-K | 2022-03-31 | 2022-03-25 | 6-K |
| 6-K | 2022-03-31 | 2022-03-18 | FORM 6-K |
| 6-K | 2022-03-31 | 2022-03-14 | SBS20220210_6K |
| 6-K | 2022-03-31 | 2022-03-14 | SBS20220204_6K |
| 6-K | 2021-12-31 | 2022-02-03 | FORM 6-K |
| 6-K | 2022-03-31 | 2022-02-02 | FORM 6-K |
| 6-K | 2022-03-31 | 2022-02-02 | FORM 6-K |
| 6-K | 2021-12-31 | 2022-01-03 | SBS20211230_6K1 |
| 6-K | 2021-12-31 | 2022-01-03 | SBS20211230_6K |
| 6-K | 2021-12-31 | 2021-12-20 | SBS20211209_6K |
| 6-K | 2021-12-31 | 2021-12-08 | 6-K |
| 6-K | 2021-12-31 | 2021-12-02 | SBS20211201_6K1 |
| 6-K | 2021-12-31 | 2021-12-02 | FROM 6-K |
| 6-K | 2021-06-30 | 2021-12-01 | SBS20210416_6K |
| 6-K | 2021-09-30 | 2021-12-01 | SBSITR3Q21_6K |
| 6-K | 2021-12-31 | 2021-12-01 | SBS20211201_6K |
| 6-K | 2021-09-30 | 2021-12-01 | 6-K |
| 6-K | 2021-06-30 | 2021-12-01 | FORM 6-K |
| 6-K | 2021-06-30 | 2021-12-01 | FORM 6-K |
| 6-K | 2021-12-31 | 2021-11-22 | FORM 6-K |
| 6-K | 2021-12-31 | 2021-11-05 | SBS20211028_6K2 |
| 6-K | 2021-12-31 | 2021-11-05 | SBS20211028_6K |
| 6-K | 2021-12-31 | 2021-11-05 | SBS20211028_6K1 |
| 6-K | 2021-12-31 | 2021-11-05 | FORM 6-K |
| 6-K | 2021-12-31 | 2021-10-27 | FORM 6-K |
| 6-K | 2021-12-31 | 2021-10-27 | FORM 6-K |
| 6-K | 2021-09-30 | 2021-10-08 | SBS20210929_6K |
| 6-K | 2021-09-30 | 2021-09-02 | 6-K |
| 6-K | 2021-06-30 | 2021-09-02 | 6-K |
| 6-K | 2021-09-30 | 2021-09-02 | 6-K |
| 6-K | 2021-06-30 | 2021-08-23 | SBSPR2Q21_6K |
| 6-K | 2021-09-30 | 2021-07-30 | 6-K |
| 6-K | 2021-09-30 | 2021-07-30 | 6-K |
| 6-K | 2021-09-30 | 2021-07-30 | FORM 6-K |
| 6-K | 2021-09-30 | 2021-07-23 | FORM 6-K |
| 6-K | 2021-09-30 | 2021-07-15 | 6-K |
| 6-K | 2021-06-30 | 2021-06-29 | SBS20210624_6K |
| 6-K | 2021-06-30 | 2021-06-11 | 6-K |
| 6-K | 2021-03-31 | 2021-06-09 | 6-K |
| 6-K | 2021-06-30 | 2021-05-17 | 6-K |
| 6-K | 2021-06-30 | 2021-05-17 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-05-17 | 6-K |
| 6-K | 2021-06-30 | 2021-05-11 | FORM 6-K |
| 6-K | 2021-06-30 | 2021-05-11 | SBS20210505_6K |
| 6-K | 2021-06-30 | 2021-05-05 | FORM 6-K |
| 6-K | 2021-06-30 | 2021-04-30 | 6-K |
| 20-F | 2020-12-31 | 2021-04-28 | 20-F |
| 6-K | 2021-06-30 | 2021-04-28 | 6-K |
| 6-K | 2021-06-30 | 2021-04-28 | FORM 6-K |
| 6-K | 2021-06-30 | 2021-04-28 | 6-K |
| 6-K | 2021-06-30 | 2021-04-28 | SBS20210423_6K3 |
| 6-K | 2021-06-30 | 2021-04-27 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-04-27 | SBS20210326_6K |
| 6-K | 2021-03-31 | 2021-04-22 | SBS20210316_6K |
| 6-K | 2020-12-31 | 2021-04-22 | 6-K |
| 6-K | 2021-03-31 | 2021-04-22 | SBS20210315_6K2 |
| 6-K | 2021-06-30 | 2021-04-22 | FORM 6-K |
| 6-K | 2021-06-30 | 2021-04-21 | FORM 6-K |
| 6-K | 2020-12-31 | 2021-03-26 | 6-K |
| 6-K | 2021-03-31 | 2021-03-16 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-03-16 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-03-11 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-03-11 | 6-K |
| 6-K | 2021-03-31 | 2021-03-11 | SBS20210310_6K |
| 6-K | 2021-03-31 | 2021-03-05 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-02-22 | SBS20210219_6K |
| 6-K | 2021-03-31 | 2021-02-16 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-02-11 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-02-08 | SBS20210205_6K |
| 6-K | 2021-03-31 | 2021-02-05 | SBS20210203_6K |
| 6-K | 2021-03-31 | 2021-02-03 | SBS20210201_6K |
| 6-K | 2021-03-31 | 2021-01-29 | SBS20210128_6K |
| 6-K | 2021-03-31 | 2021-01-29 | SBS20210115_6K2 |
| 6-K | 2021-03-31 | 2021-01-15 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-01-15 | SBS20210111_6K |
| 6-K | 2021-03-31 | 2021-01-15 | FORM 6-K |
| 6-K | 2021-03-31 | 2021-01-15 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-12-30 | SBS20201230_6K |
| 6-K | 2020-12-31 | 2020-12-29 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-12-23 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-12-23 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-12-23 | SBS20201112_6K |
| 6-K | 2020-12-31 | 2020-12-23 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-12-23 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-12-21 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-12-11 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-12-09 | SBSITR3Q20_6K |
| 6-K | 2020-12-31 | 2020-12-09 | SBS20201203_6K |
| 6-K | 2020-12-31 | 2020-11-25 | SBS20201123_6K |
| 6-K | 2020-12-31 | 2020-11-09 | SBS20201105_6K |
| 6-K | 2020-12-31 | 2020-10-20 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-10-19 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-10-16 | SBS20201015_6K |
| 6-K | 2020-12-31 | 2020-10-06 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-10-05 | FORM 6-K |
| 6-K | 2020-12-31 | 2020-10-05 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-10-05 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-10-05 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-10-05 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-09-30 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-09-29 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-09-29 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-09-29 | SBS20200820_6K |
| 6-K | 2020-09-30 | 2020-08-31 | SBS20200825_6K |
| 6-K | 2020-09-30 | 2020-08-31 | SBS20200828_6K |
| 6-K | 2020-09-30 | 2020-08-17 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-08-17 | SBSPR2Q20_6K |
| 6-K | 2020-09-30 | 2020-08-03 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-08-03 | SBS20200730_6K |
| 6-K | 2020-09-30 | 2020-07-21 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-07-21 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-07-06 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-07-06 | FORM 6-K |
| 6-K | 2020-09-30 | 2020-07-06 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-06-17 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-06-16 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-06-16 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-06-16 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-06-05 | FORM 6-K |
| 6-K | 2020-03-31 | 2020-06-03 | ITR - QUARTERLY INFORMATION FORM - 3/31/2020 - CIA SANEAMENTO BASICO EST SAO PAU |
| 6-K | 2020-06-30 | 2020-05-20 | SBS20200428_6K1 |
| 6-K | 2020-06-30 | 2020-05-20 | SBS20200428_6K2 |
| 6-K | 2020-06-30 | 2020-05-20 | SBS20200424_6K1 |
| 6-K | 2020-03-31 | 2020-05-20 | SBSPR1Q20_6K |
| 6-K | 2020-06-30 | 2020-05-20 | SBS20200515_6K |
| 6-K | 2020-06-30 | 2020-05-20 | SBS20200427_6K2 |
| 6-K | 2020-06-30 | 2020-05-20 | SBS20200428_6K |
| 6-K | 2020-06-30 | 2020-05-20 | SBS20200424_6K2 |
| 6-K | 2020-06-30 | 2020-05-19 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-05-07 | SBS20200505_6K |
| 6-K | 2020-06-30 | 2020-05-07 | SBS20200505_6K2 |
| 6-K | 2020-06-30 | 2020-05-07 | SBS20200505_6K1 |
| 6-K | 2020-06-30 | 2020-05-01 | SBS20200430_6K |
| 20-F | 2019-12-31 | 2020-04-30 | FORM 20-F |
| 6-K | 2020-06-30 | 2020-04-27 | SBS20200424_6K |
| 6-K | 2020-06-30 | 2020-04-27 | SBS20200423_6K |
| 6-K | 2020-06-30 | 2020-04-24 | SBS20200401_6K |
| 6-K | 2020-06-30 | 2020-04-24 | SBS20200403_6K |
| 6-K | 2020-06-30 | 2020-04-24 | SBS20200331_6K |
| 6-K | 2019-12-31 | 2020-04-24 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-04-24 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-04-24 | FORM 6-K |
| 6-K | 2020-06-30 | 2020-04-24 | FORM 6-K |
| 6-K | 2019-12-31 | 2020-04-24 | FORM 6-K |
| 6-K | 2020-03-31 | 2020-03-20 | FORM 6-K |
| 6-K | 2020-03-31 | 2020-03-12 | FORM 6-K |
| 6-K | 2020-03-31 | 2020-03-12 | FORM 6-K |
| 6-K | 2020-03-31 | 2020-03-12 | FORM 6-K |
| 6-K | 2020-03-31 | 2020-03-03 | SBS20200302_6K2 |
| 6-K | 2020-03-31 | 2020-02-27 | SBS20200220_6K |
| 6-K | 2020-03-31 | 2020-02-14 | SBS20200213_6K |
| 6-K | 2020-03-31 | 2020-02-11 | SBS20200210_6K |
| 6-K | 2020-03-31 | 2020-01-17 | SBS20200116_6K |
| 6-K | 2020-03-31 | 2020-01-13 | NOTICE TO THE SHAREHOLDERS |
| 6-K | 2020-03-31 | 2020-01-13 | NOTICE TO MARKET |
| 6-K | 2019-12-31 | 2020-01-13 | NOTICE TO THE MARKET |
| 6-K | 2019-12-31 | 2020-01-13 | NOTICE TO THE MARKET |
| 6-K | 2019-12-31 | 2019-12-17 | SBS20191216_6K |
| 6-K | 2019-09-30 | 2019-12-09 | FORM 6-K |
| 6-K | 2019-12-31 | 2019-12-09 | FORM 6-K |
| 6-K | 2019-12-31 | 2019-12-09 | FORM 6-K |
| 6-K | 2019-12-31 | 2019-12-09 | FORM 6-K |
| 6-K | 2019-12-31 | 2019-11-26 | SBS20191125_6K |
| 6-K | 2019-09-30 | 2019-11-25 | SABESP ANNOUNCES 3Q19 RESULTS |
| 6-K | 2019-12-31 | 2019-11-08 | NOTICE TO THE MARKET |
| 6-K | 2019-09-30 | 2019-11-08 | NOTICE TO THE MARKET |
| 6-K | 2019-12-31 | 2019-11-08 | SBS20191008_6K |
| 6-K | 2019-12-31 | 2019-11-08 | NOTICE TO THE MARKET |
| 6-K | 2019-12-31 | 2019-11-08 | SBS20191029_6K3 |
| 6-K | 2019-12-31 | 2019-11-08 | SBS20191029_6K2 |
| 6-K | 2019-12-31 | 2019-11-08 | SBS20191029_6K1 |
| 6-K | 2019-12-31 | 2019-11-08 | SBS20191029_6K |
| 6-K | 2019-12-31 | 2019-11-07 | SBS20191105_6K |
| 6-K | 2018-12-31 | 2019-10-02 | NOTICE TO THE MARKET |
| 6-K | 2018-12-31 | 2019-10-02 | NOTICE TO THE MARKET |
| 6-K | 2018-12-31 | 2019-10-02 | NOTICE TO THE MARKET |
| 6-K | 2019-09-30 | 2019-09-23 | NOTICE TO THE MARKET |
| 6-K | 2019-06-30 | 2019-09-23 | SBSPR2Q19_6K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-09-17 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-08-27 | NOTICE TO THE MARKET |
| 6-K | 2019-09-30 | 2019-08-27 | NOTICE TO THE MARKET |
| 6-K | 2019-09-30 | 2019-08-13 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-08-13 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-08-13 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-08-13 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-08-13 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-08-02 | SBS20190731_6K |
| 6-K | 2019-09-30 | 2019-07-29 | SBS20190702_6K3 |
| 6-K | 2019-09-30 | 2019-07-29 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-29 | SBS20190702_6K1 |
| 6-K | 2019-09-30 | 2019-07-29 | FORM 6K |
| 6-K | 2019-09-30 | 2019-07-29 | SBS20190702_6K5 |
| 6-K | 2019-09-30 | 2019-07-29 | FORM 6K |
| 6-K | 2019-09-30 | 2019-07-29 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-03 | FORM 6-K |
| 6-K | 2019-09-30 | 2019-07-01 | SBS20190611_6K |
| 6-K | 2019-06-30 | 2019-06-14 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-05-15 | FORM 6K |
| 6-K | 2019-06-30 | 2019-05-10 | SBS20190508_6K |
| 6-K | 2018-12-31 | 2019-05-09 | FINANCIAL STATEMENTS AS AT DECEMBER 31, 2018 AND 2017 |
| 6-K | 2019-06-30 | 2019-05-09 | CALL NOTICE |
| 6-K | 2019-06-30 | 2019-05-09 | MATERIAL FACT |
| 6-K | 2019-06-30 | 2019-05-09 | NOTICE TO SHAREHOLDERS |
| 6-K | 2019-06-30 | 2019-05-09 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-30 | SBS20190426_6K |
| 20-F | 2018-12-31 | 2019-04-29 | FORM 20-F |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-12 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-08 | FORM 6-K |
| 6-K | 2018-12-31 | 2019-04-08 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-08 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-08 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-08 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-08 | FORM 6-K |
| 6-K | 2019-06-30 | 2019-04-08 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-03-20 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-03-20 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-03-08 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-03-08 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-02-25 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-02-25 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-02-25 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-02-08 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-02-08 | NOTICE TO THE MARKET |
| 6-K | 2019-03-31 | 2019-01-22 | FORM 6-K |
| 6-K | 2019-03-31 | 2019-01-11 | EXCERPT OF THE EIGHT HUNDRED AND SEVENTY-NINTH BOARD OF DIRECTORS' MEETING |
| 6-K | 2019-03-31 | 2019-01-11 | NOTICE TO THE SHAREHOLDERS |
| 6-K | 2019-03-31 | 2019-01-11 | EXCERPT OF THE EIGHT HUNDRED AND SEVENTY-EIGHTH BOARD OF DIRECTORS' MEETING |
| 6-K | 2019-03-31 | 2019-01-11 | SBS20190110_6K |
| 6-K | 2019-03-31 | 2019-01-11 | SBS20190110_6K1 |
| 6-K | 2019-03-31 | 2019-01-11 | EXCERPT OF THE EIGHT HUNDRED AND SEVENTY-SEVENTH BOARD OF DIRECTORS' MEETING |
| 6-K | 2019-03-31 | 2019-01-07 | SBS20190102_6K |
| 6-K | 2018-12-31 | 2018-12-31 | SBS20181228_6K2 |
| 6-K | 2018-12-31 | 2018-12-31 | SBS20181228_6K1 |
| 6-K | 2018-12-31 | 2018-12-31 | SBS20181228_6K |
| 6-K | 2018-12-31 | 2018-12-31 | SBS20181228_6K3 |
| 6-K | 2018-12-31 | 2018-12-31 | SBS20181228_6K7 |
| 6-K | 2018-12-31 | 2018-12-31 | SBS20181228_6K6 |
| 6-K | 2018-12-31 | 2018-12-31 | SBS20181228_6K4 |
| 6-K | 2018-09-30 | 2018-12-28 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-12-28 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-12-28 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-12-28 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-12-10 | SBS20181003_6K |
| 6-K | 2018-12-31 | 2018-12-10 | SBS20181205_6K |
| 6-K | 2018-12-31 | 2018-11-30 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-11-30 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-11-30 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-11-30 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-11-30 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-11-30 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-11-30 | FORM 6-K |
| 6-K | 2018-06-30 | 2018-11-23 | FORM 6-K |
| 6-K | 2018-09-30 | 2018-11-13 | SBSPR3Q18_6K |
| 6-K | 2018-12-31 | 2018-10-26 | MATERIAL FACT |
| 6-K | 2018-12-31 | 2018-10-23 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-10-23 | FORM 6-K |
| 6-K | 2018-12-31 | 2018-10-01 | NOTICE TO THE MARKET |
| 6-K | 2018-12-31 | 2018-10-01 | CALL NOTICE |
| 6-K | 2018-09-30 | 2018-09-28 | NOTICE TO THE MARKET |
| 6-K | 2018-09-30 | 2018-09-14 | FORM 6-K |
| 6-K | 2018-09-30 | 2018-09-06 | FORM 6-K |
| 6-K | 2018-06-30 | 2018-09-06 | FORM 6-K |
| 6-K | 2018-09-30 | 2018-09-06 | FORM 6-K |
| 6-K | 2018-09-30 | 2018-08-10 | SBS20180724_6K2 |
| 6-K | 2039-09-18 | 2018-08-01 | FORM 6-K |
| 6-K | 2018-09-30 | 2018-08-01 | FORM 6-K |
| 6-K | 2018-09-30 | 2018-08-01 | FORM 6-K |
| 6-K | 2018-09-30 | 2018-07-06 | 6-K |
| 6-K | 2018-09-30 | 2018-07-06 | 6-K |
| 6-K | 2018-06-30 | 2018-07-02 | 6-K |
| 6-K | 2018-09-30 | 2018-07-02 | 6-K |
| 6-K | 2018-09-30 | 2018-07-02 | 6-K |
| 6-K | 2018-06-30 | 2018-07-02 | 6-K |
| 6-K | 2018-06-30 | 2018-06-15 | FORM 6-K |
| 6-K | 2018-06-30 | 2018-06-15 | FORM 6-K |
| 6-K | 2018-06-30 | 2018-06-08 | 6-K |
| 6-K | 2018-06-30 | 2018-06-06 | 6-K |
| 6-K | 2018-06-30 | 2018-06-05 | SBS20180601_6K1 |
| 6-K | 2018-06-30 | 2018-06-04 | SBS20180528_6K |
| 6-K | 2018-06-30 | 2018-06-04 | 6-K |
| 6-K | 2018-03-31 | 2018-05-30 | ITR 1Q18 |
| 6-K | 2018-06-30 | 2018-05-30 | SBS20180525_6K |
| 6-K | 2018-06-30 | 2018-05-24 | SBS20180522_6K |
| 6-K | 2018-03-30 | 2018-05-14 | SABESP ANNOUNCES 1Q18 RESULTS |
| 6-K | 2018-06-30 | 2018-05-14 | FORM 6-K |
| 6-K | 2018-06-30 | 2018-05-14 | FORM 6-K |
| 6-K | 2018-06-30 | 2018-05-03 | SBS20180502_6K |
| 20-F | 2017-12-31 | 2018-04-27 | SBSFORM20F_2017 |
| 6-K | 2018-06-30 | 2018-04-26 | NOTICE TO THE MARKET |
| 6-K | 2018-06-30 | 2018-04-23 | FORM 6-K |
| 6-K | 2018-06-30 | 2018-04-19 | 6-K |
| 6-K | 2018-06-30 | 2018-04-17 | SBS20180411_6K |
| 6-K | 2018-06-30 | 2018-04-09 | NOTICE TO THE MARKET |
| 6-K | 2018-06-30 | 2018-04-09 | CALL NOTICE |
| 6-K | 2018-06-30 | 2018-04-09 | NOTICE TO SHAREHOLDERS |
| 6-K | 2018-03-31 | 2018-04-06 | FORM 6-K |
| 6-K | 2018-03-31 | 2018-04-06 | FORM 6-K |
| 6-K | 2017-12-31 | 2018-04-06 | SABESP ANNOUNCES 2017 RESULTS |
| 6-K | 2018-03-31 | 2018-03-21 | FORM 6-K |
| 6-K | 2018-03-31 | 2018-03-21 | FORM 6-K |
| 6-K | 2018-03-31 | 2018-03-21 | FORM 6-K |
| 6-K | 2018-03-31 | 2018-03-05 | SBS20180305_6K |
| 6-K | 2018-03-31 | 2018-03-05 | SBS20180301_6K |
| 6-K | 2018-03-31 | 2018-03-05 | SBS20180222_6K |
| 6-K | 2018-03-31 | 2018-02-09 | SBS20180120_6K |
| 6-K | 2018-03-31 | 2018-02-09 | SBS20180103_6K |
| 6-K | 2018-03-31 | 2018-02-09 | SBS20171227_6K |
| 6-K | 2018-03-31 | 2018-02-09 | SBS20180205_6K |
| 6-K | 2018-03-31 | 2018-01-17 | MATERIAL FACT |
| 6-K | 2017-09-30 | 2017-12-06 | SBSITR3Q17_6K |
| 6-K | 2017-12-31 | 2017-11-29 | SBS20171030_6K |
| 6-K | 2017-09-30 | 2017-11-29 | SBSPR3Q17_6K |
| 6-K | 2017-12-31 | 2017-11-29 | SBS20171114_6K |
| 6-K | 2017-12-31 | 2017-11-09 | NOTICE TO THE MARKET |
| 6-K | 2017-12-31 | 2017-11-09 | EMAE - EMPRESAS METROPOLITANAS DE AGUAS E ENERGIA S.A. |
| 6-K | 2017-12-31 | 2017-11-09 | 6-K |
| 6-K | 2017-12-31 | 2017-11-09 | 6-K |
| 6-K | 2017-12-31 | 2017-10-24 | 6-K |
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| 6-K | 2017-12-31 | 2017-09-11 | MATERIAL FACT |
| 6-K | 2017-12-31 | 2017-09-11 | MATERIAL FACT |
| 6-K | 2017-12-31 | 2017-09-11 | NOTICE TO THE MARKET |
| 6-K | 2017-12-31 | 2017-09-11 | FORM 6-K |
| 6-K | 2017-06-30 | 2017-09-11 | ITR 2Q17 |
| 6-K | 2017-09-30 | 2017-08-25 | FORM 6-K |
| 6-K | 2017-09-30 | 2017-08-25 | FORM 6-K |
| 6-K | 2017-09-30 | 2017-08-23 | NOTICE TO THE MARKET |
| 6-K | 2017-06-30 | 2017-08-23 | SABESP ANNOUNCES 2Q17 RESULTS |
| 6-K | 2017-09-30 | 2017-08-21 | FORM 6-K |
| 6-K | 2017-09-30 | 2017-08-21 | FORM 6-K |
| 6-K | 2017-09-30 | 2017-08-21 | FORM 6-K |
| 6-K | 2017-09-30 | 2017-08-21 | MATERIAL FACT |
| 6-K | 2017-09-30 | 2017-08-03 | FORM 6-K |
| 6-K | 2017-09-30 | 2017-07-21 | CALL NOTICE |
| 6-K | 2017-09-30 | 2017-07-17 | EXCERPT OF THE EIGHT HUNDRED AND FORTY-FIRST BOARD OF DIRECTORS MEETING |
| 6-K | 2017-09-30 | 2017-07-17 | NOTICE TO THE MARKET |
| 6-K | 2017-09-30 | 2017-07-07 | MATERIAL FACT |
| 6-K | 2017-09-30 | 2017-07-07 | EXCERPT OF THE MINUTES OF THE EIGHT HUNDRED FORTIETH MEETING OF THE BOARD OF DIR |
| 6-K | 2017-09-30 | 2017-07-07 | NOTICE TO SHAREHOLDERS |
| 6-K | 2017-09-30 | 2017-07-07 | MATERIAL FACT |
| 6-K | 2017-09-30 | 2017-07-07 | NOTICE TO THE MARKET |
| 6-K | 2017-06-30 | 2017-06-19 | FORM 6-K |
| 6-K | 2017-06-30 | 2017-05-30 | SBS20170522_6K |
| 6-K | 2017-06-30 | 2017-05-22 | SBS20170516_6K |
| 6-K | 2017-06-30 | 2017-05-22 | SBS20170511_6K1 |
| 6-K | 2017-06-30 | 2017-05-16 | MATERIAL FACT |
| 6-K | 2017-06-30 | 2017-05-16 | NOTICE TO THE MARKET |
| 20-F | 2016-12-31 | 2017-05-16 | FORM 20-F |
| 6-K | 2017-03-31 | 2017-05-16 | SABESP ANNOUNCES 1Q17 RESULTS |
| 6-K | 2017-06-30 | 2017-05-16 | MATERIAL FACT |
| 6-K | 2017-06-30 | 2017-05-16 | MATERIAL FACT |
| 6-K | 2017-06-30 | 2017-05-01 | MATERIAL FACT |
| 6-K | 2017-06-30 | 2017-04-26 | FORM 6-K |
| 6-K | 2016-12-31 | 2017-04-18 | FORM 6-K |
| 6-K | 2017-06-30 | 2017-04-11 | NOTICE TO THE MARKET |
| 6-K | 2017-06-30 | 2017-04-11 | NOTICE TO THE MARKET |
| 6-K | 2017-03-31 | 2017-03-29 | ANNUAL SHAREHOLDERS MEETING |
| 6-K | 2016-12-31 | 2017-03-29 | SABESP ANNOUNCES 2016 RESULTS |
| 6-K | 2017-03-31 | 2017-03-29 | NOTICE TO SHAREHOLDERS |
| 6-K | 2017-03-31 | 2017-02-15 | NOTICE TO THE MARKET |
| 6-K | 2017-03-31 | 2017-01-20 | MATERIAL FACT |
| 6-K | 2016-12-31 | 2016-12-27 | FORM 6-K |
| 6-K | 2016-12-31 | 2016-12-22 | FORM 6-K |
| 6-K | 2016-12-31 | 2016-11-25 | FORM 6-K |
| 6-K | 2016-09-30 | 2016-11-25 | PR3Q16 |
| 6-K | 2016-12-31 | 2016-11-25 | FORM 6-K |
| 6-K | 2016-12-31 | 2016-11-25 | FORM 6-K |
| 6-K | 2016-12-31 | 2016-11-16 | FORM 6-K |
| 6-K | 2016-12-31 | 2016-11-01 | MATERIAL FACT |
| 6-K | 2016-12-31 | 2016-10-18 | FORM 6-K |
| 6-K | 2015-12-31 | 2016-10-11 | FORM 6-K |
| 6-K | 2016-09-30 | 2016-08-31 | SBS20160830_6K |
| 6-K | 2016-06-30 | 2016-08-19 | FORM 6-K |
| 6-K | 2016-09-30 | 2016-08-19 | FORM 6-K |
| 6-K | 2016-09-30 | 2016-08-04 | NOTICE TO THE MARKET |
| 6-K | 2016-09-30 | 2016-07-18 | NOTICE TO THE MARKET |
| 6-K | 2016-09-30 | 2016-07-08 | NOTICE TO THE MARKET |
| 6-K | 2016-09-30 | 2016-07-06 | NOTICE TO THE MARKET |
| 6-K | 2016-09-30 | 2016-07-05 | NOTICE TO THE MARKET |
| 6-K | 2016-06-30 | 2016-06-28 | NOTICE TO SHAREHOLDERS |
| 6-K | 2016-06-30 | 2016-06-28 | NOTICE TO THE MARKET |
| 6-K | 2016-06-30 | 2016-06-06 | NOTICE TO THE MARKET |
| 6-K | 2016-03-31 | 2016-06-03 | SABESP ANNOUNCES 1Q16 RESULTS |
| 6-K | 2016-03-31 | 2016-06-03 | ITR 1Q16 |
| 6-K | 2016-06-30 | 2016-06-03 | MINUTES OF THE ANNUAL AND EXTRAORDINARY SHAREHOLDERS MEETING HELD ON APRIL 29, 2 |
| 20-F | 2015-12-31 | 2016-05-12 | FORM 20-F |
| 6-K | 2016-06-30 | 2016-05-03 | SABESP'S BYLAWS |
| 6-K | 2016-06-30 | 2016-05-03 | MATERIAL FACT |
| 6-K | 2016-06-30 | 2016-05-03 | NOTICE TO THE MARKET |
| 6-K | 2016-06-30 | 2016-05-03 | EXCERPT OF THE MINUTES OF THE 823RD BOARD OF DIRECTORS' MEETING |
| 6-K | 2016-06-30 | 2016-04-21 | AUDIT COMMITTEE CHARTER |
| 6-K | 2015-12-31 | 2016-04-19 | FINANCIAL STATEMENTS AS AT DECEMBER 31, 2015 AND 2014 |
| 6-K | 2016-03-31 | 2016-04-04 | MINUTES OF THE EXTRAORDINARY SHAREHOLDERS MEETING |
| 6-K | 2015-12-31 | 2016-04-04 | MATERIAL FACT |
| 6-K | 2016-03-31 | 2016-04-04 | CALL NOTICE |
| 6-K | 2015-12-31 | 2016-04-04 | SABESP ANNOUNCES 2015 RESULTS |
| 6-K | 2016-03-31 | 2016-04-01 | MATERIAL FACT |
| 6-K | 2016-03-31 | 2016-03-30 | MATERIAL FACT |
| 6-K | 2016-03-31 | 2016-03-30 | NOTICE TO SHAREHOLDERS |
| 6-K | 2016-03-31 | 2016-03-11 | NOTICE TO DEBENTURE HOLDERS REGARDING THE 19TH ISSUANCE |
| 6-K | 2016-03-31 | 2016-02-24 | MINUTES OF THE EXTRAORDINARY SHAREHOLDERS' MEETING |
| 6-K | 2016-03-31 | 2016-01-22 | NOTICE TO THE MARKET |
| 6-K | 2016-03-31 | 2016-01-14 | NOTICE TO THE MARKET |
| 6-K | 2015-12-31 | 2015-12-23 | SUMMARY OF THE MINUTES OF THE 817TH |
| 6-K | 2015-12-31 | 2015-12-23 | MATERIAL FACT |
| 6-K | 2015-12-31 | 2015-12-07 | MATERIAL FACT |
| 6-K | 2015-12-31 | 2015-12-04 | NOTICE TO THE MARKET |
| 6-K | 2015-09-30 | 2015-12-04 | FORM 6-K |
| 6-K | 2015-12-31 | 2015-11-30 | MINUTES OF THE EXTRAORDINARY SHAREHOLDERS' MEETING |
| 6-K | 2015-09-30 | 2015-11-30 | SABESP ANNOUNCES 3Q15 RESULTS |
| 6-K | 2015-12-31 | 2015-11-06 | NOTICE TO THE MARKET |
| 6-K | 2015-12-31 | 2015-10-29 | NOTICE TO THE MARKET |
| 6-K | 2015-09-30 | 2015-10-21 | NOTICE TO THE MARKET |
| 6-K | 2015-12-31 | 2015-10-15 | MINUTES OF THE FISCAL COUNCIL'S MEETING HELD ON OCTOBER 8, 2015 |
| 6-K | 2015-12-31 | 2015-10-15 | EXTRAORDINARY SHAREHOLDERS' MEETING |
| 6-K | 2015-12-31 | 2015-10-15 | NOTICE TO THE MARKET |
| 6-K | 2015-12-31 | 2015-10-15 | EXCERPT FROM THE MINUTES OF THE 814TH BOARD OF DIRECTORS' MEETING |
| 6-K | 2015-12-31 | 2015-10-13 | MATERIAL FACT |
| 6-K | 2015-12-31 | 2015-10-13 | NOTICE TO THE MARKET |
| 6-K | 2015-12-31 | 2015-10-13 | NOTICE TO THE MARKET |
| 6-K | 2015-09-30 | 2015-09-24 | NOTICE TO THE MARKET |
| 6-K | 2015-06-30 | 2015-08-31 | ITR 2Q15 |
| 6-K | 2015-09-30 | 2015-08-28 | EXCERPT FROM THE MINUTES OF THE FISCAL COUNCIL MINUTES HELD ON AUGUST 12, 2015. |
| 6-K | 2015-06-30 | 2015-08-18 | SABESP ANNOUNCES 2Q15 RESULTS |
| 6-K | 2015-09-30 | 2015-08-14 | NOTICE TO THE MARKET |
| 6-K | 2015-09-30 | 2015-08-14 | NOTICE TO THE MARKET |
| 6-K | 2015-09-30 | 2015-08-14 | MINUTES OF THE 809TH BOARD OF DIRECTORS' MEETING |
| 6-K | 2015-09-30 | 2015-08-14 | NOTICE TO THE MARKET |
| 6-K | 2015-09-30 | 2015-08-14 | MINUTES OF THE EXTRAORDINARY SHAREHOLDERS' MEETING |
| 6-K | 2015-09-30 | 2015-07-29 | NOTICE TO THE MARKET |
| 6-K | 2015-06-30 | 2015-06-23 | NOTICE TO THE MARKET |
| 6-K | 2015-06-30 | 2015-06-22 | CALL NOTICE |
| 6-K | 2015-06-30 | 2015-06-22 | MATERIAL FACT |
| 6-K | 2014-12-31 | 2015-06-04 | FINANCIAL STATEMENTS AS OF AND FOR THE YEARS ENDED DECEMBER 31, 2014 AND 2013 |
| 6-K | 2015-06-30 | 2015-06-04 | NOTICE TO SHAREHOLDERS |
| 6-K | 2015-06-30 | 2015-06-04 | NOTICE TO THE MARKET |
| 6-K | 2015-03-31 | 2015-06-04 | ITR - QUARTERLY INFORMATION FORM - 03/31/2015 |
| 6-K | 2015-06-30 | 2015-06-04 | FORM 6-K |
| 6-K | 2015-06-30 | 2015-06-04 | NOTICE TO THE MARKET |
| 6-K | 2015-06-30 | 2015-05-22 | NOTICE TO THE MARKET |
| 6-K | 2015-06-30 | 2015-05-22 | FORM 6-K |
| 6-K | 2015-03-31 | 2015-05-19 | SABESP ANNOUNCES 1Q15 RESULTS |
| 20-F | 2014-12-31 | 2015-04-29 | FORM 20-F |
| 6-K | 2015-06-30 | 2015-04-28 | NOTICE TO THE MARKET |
| 6-K | 2015-06-30 | 2015-04-28 | MATERIAL FACT |
| 6-K | 2015-06-30 | 2015-04-14 | NOTICE TO THE MARKET ON RELATED-PARTY TRANSACTION |
| 6-K | 2015-06-30 | 2015-04-14 | FORM 6-K |
| 6-K | 2014-06-30 | 2015-04-02 | NOTICE TO THE MARKET |
| 6-K | 2015-06-30 | 2015-04-02 | EXCERPT FROM THE MINUTES OF THE 801ST BOARD OF DIRECTORS' MEETING |
| 6-K | 2014-06-30 | 2015-04-02 | MATERIAL FACT |
| 6-K | 2014-12-31 | 2015-04-02 | SABESP ANNOUNCES 2014 RESULTS |
| 6-K | 2014-06-30 | 2015-04-02 | EXCERPT FROM THE MINUTES OF THE 803RD BOARD OF DIRECTORS MEETING |
| 6-K | 2015-03-31 | 2015-03-27 | ANNUAL SHAREHOLDERS' MEETING |
| 6-K | 2015-03-31 | 2015-03-27 | NOTICE TO SHAREHOLDERS |
| 6-K | 2015-03-31 | 2015-03-19 | MATERIAL FACT |
| 6-K | 2015-03-31 | 2015-02-24 | FORM 6-K |
| 6-K | 2015-03-31 | 2015-01-30 | MINUTES OF THE EXTRAORDINARY SHAREHOLDERS MEETING |
| 6-K | 2015-03-31 | 2015-01-30 | NOTICE TO THE MARKET |
| 6-K | 2015-03-31 | 2015-01-21 | MATERIAL FACT |
| 6-K | 2015-03-31 | 2015-01-20 | CALL NOTICE |
| 6-K | 2015-03-31 | 2015-01-20 | - |
| 6-K | 2014-03-31 | 2015-01-16 | MATERIAL FACT |
| 6-K | 2015-03-31 | 2015-01-16 | NOTICE TO THE MARKET |
| 6-K | 2015-03-31 | 2015-01-16 | CALL NOTICE |
| 6-K | 2015-03-31 | 2015-01-09 | MATERIAL FACT |
| 6-K | 2015-03-31 | 2015-01-05 | EXTRAORDINARY SHAREHOLDERS MEETING |
| 6-K | 2015-03-31 | 2015-01-05 | MATERIAL FACT |
| 6-K | 2015-03-31 | 2015-01-05 | NOTICE TO THE MARKET |
| 6-K | 2015-03-31 | 2015-01-05 | MATERIAL FACT |
| 6-K | 2014-12-31 | 2014-12-19 | MATERIAL FACT |
| 6-K | 2014-09-30 | 2014-12-02 | ITR 3Q14 |
| 6-K | 2014-09-30 | 2014-11-17 | SABESP ANNOUNCES 3Q14 RESULTS |
| 6-K | 2014-12-31 | 2014-11-14 | MATERIAL FACT |
| 6-K | 2014-12-31 | 2014-10-24 | MATERIAL FACT |
| 6-K | 2014-12-31 | 2014-10-22 | MATERIAL FACT |
| 6-K | 2014-12-31 | 2014-10-22 | MINUTES OF THE EXTRAORDINARY SHAREHOLDERS MEETING |
| 6-K | 2014-06-30 | 2014-09-09 | ITR 2Q14 |
| 6-K | 2014-06-30 | 2014-08-20 | SABESP ANNOUNCES 2Q14 RESULTS |
| 6-K | 2014-09-30 | 2014-08-12 | EXTRACT OF THE MINUTES OF THE SEVEN HUNDRED AND NINETY-SECOND MEETING OF THE BOA |
| 6-K | 2014-09-30 | 2014-07-25 | SABESP CODE OF ETHICS AND CONDUCT |
| 6-K | 2014-06-30 | 2014-06-11 | NOTICE TO SHAREHOLDERS |
| 6-K | 2014-03-31 | 2014-06-06 | ITR 1Q14 |
| 6-K | 2014-06-30 | 2014-06-04 | MATERIAL FACT |
| 6-K | 2014-06-30 | 2014-06-04 | MINUTES OF THE ANNUAL AND EXTRAORDINARY SHAREHOLDERS MEETING HELD ON APRIL 30, 2 |
| 6-K | 2014-03-31 | 2014-05-27 | SABESP ANNOUNCES 1Q14 RESULTS |
| 6-K | 2014-06-30 | 2014-05-27 | MATERIAL FACT |
| 6-K | 2014-06-30 | 2014-05-27 | MATERIAL FACT |
| 6-K | 2014-06-30 | 2014-05-13 | SABESP'S BYLAWS |
| 6-K | 2013-12-31 | 2014-04-29 | DF 2013 |
| 6-K | 2014-06-30 | 2014-04-28 | MATERIAL FACT |
| 20-F | 2013-12-31 | 2014-04-28 | FORM 20-F 2013 |
| 6-K | 2014-06-30 | 2014-04-08 | EXCERPT FROM THE MINUTES OF THE 786TH BOARD OF DIRECTORS MEETING |
| 6-K | 2013-12-31 | 2014-04-01 | SABESP ANNOUNCES 2013 RESULTS |
| 6-K | 2014-03-31 | 2014-03-31 | NOTICE TO SHAREHOLDERS |
| 6-K | 2014-03-31 | 2014-03-31 | ANNUAL AND EXTRAORDINARY SHAREHOLDERS' MEETING |
| 6-K | 2014-03-31 | 2014-02-14 | MATERIAL FACT |
| 6-K | 2014-03-31 | 2014-02-04 | MATERIAL FACT |
| 6-K | 2013-12-31 | 2013-12-06 | ITR 3Q13 |
| 6-K | 2013-12-31 | 2013-12-02 | EXCERPT FROM THE MINUTES OF THE 780TH BOARD OF DIRECTORS' MEETING |
| 6-K | 2013-12-31 | 2013-11-04 | MATERIAL FACT |
| 6-K | 2013-06-30 | 2013-09-05 | ITR 2Q13 |
| 6-K | 2013-09-30 | 2013-09-03 | MATERIAL FACT |
| 6-K | 2013-09-30 | 2013-08-30 | MATERIAL FACT |
| 6-K | 2013-06-30 | 2013-08-16 | SABESP ANNOUNCES 2Q13 RESULTS |
| 6-K | 2013-09-30 | 2013-07-12 | EXCERPT FROM THE MINUTES OF THE 776TH BOARD OF DIRECTORS' MEETING |
| 6-K | 2013-06-30 | 2013-06-07 | NOTICE TO SHAREHOLDERS |
| 6-K | 2013-03-31 | 2013-06-07 | ITR 1Q13 |
| 20-F | 2012-12-31 | 2013-05-15 | FORM 20-F |
| 6-K | 2013-06-30 | 2013-05-15 | MINUTES OF THE ANNUAL AND SPECIAL SHAREHOLDERS MEETING HELD ON APRIL 22, 2013 |
| 6-K | 2013-03-31 | 2013-05-15 | SABESP ANNOUNCES 1Q13 RESULTS |
| 6-K | 2012-09-30 | 2013-05-07 | EARNINGS RELEASE 3Q12 |
| 6-K | 2012-12-31 | 2013-05-07 | EXCERPT FROM THE MINUTES OF THE 763RD BOARD OF DIRECTORS MEETING |
| 6-K | 2012-12-31 | 2013-05-07 | MATERIAL FACT |
| 6-K | 2012-12-31 | 2013-05-07 | EXCERPT FROM THE MINUTES OF THE 764TH BOARD OF DIRECTORS MEETING |
| 6-K | 2012-09-30 | 2013-05-03 | ITR - QUARTERLY FINANCIAL INFORMATION - SEPTEMBER 30, 2012 |
| 6-K | 2012-12-31 | 2013-05-02 | FINANCIAL STATEMENTS AS OF AND FOR THE YEARS ENDED DECEMBER 31, 2012 AND 2011 |
| 6-K | 2013-06-30 | 2013-05-01 | SABESP'S BYLAWS |
| 6-K | 2013-06-30 | 2013-04-25 | MATERIAL FACT |
| 6-K | 2013-06-30 | 2013-04-23 | MATERIAL FACT |
| 6-K | 2013-03-31 | 2013-03-28 | MATERIAL FACT |
| 6-K | 2012-12-31 | 2013-03-27 | EARNINGS RELEASE 4Q12 |
| 6-K | 2013-03-30 | 2013-03-22 | NOTICE TO SHAREHOLDERS |
| 6-K | 2013-03-30 | 2013-03-22 | CALL NOTICE |
| 6-K | 2013-03-30 | 2013-01-22 | NOTICE TO THE MARKET |
| 6-K | 2013-03-31 | 2013-01-10 | MATERIAL FACT |
| 6-K | 2012-12-31 | 2012-11-14 | MATERIAL FACT |
| 6-K | 2012-09-30 | 2012-09-17 | CHANGE OF EXTERNAL AUDITORS |
| 6-K | 2012-06-30 | 2012-08-30 | ITR 2Q12 |
| 6-K | 2012-06-30 | 2012-08-30 | EARNINGS RELEASE 2Q12 |
| 6-K | 2012-09-30 | 2012-08-13 | MATERIAL FACT |
| 6-K | 2012-09-30 | 2012-07-06 | NOTICE TO THE MARKET |
| 6-K | 2012-03-31 | 2012-06-15 | ITR 1Q12 |
| 6-K | 2012-06-30 | 2012-06-15 | NOTICE TO SHAREHOLDERS |
| 6-K | 2012-03-31 | 2012-06-15 | EARNINGS RELEASE 1Q12 |
| 6-K | 2012-06-30 | 2012-06-15 | MINUTES OF THE EXTRAORDINARY AND ANNUAL GENERAL MEETINGS |
| 6-K | 2012-06-30 | 2012-05-11 | ANNUAL AND EXTRAORDINARY SHAREHOLDERS' MEETING |
| 6-K | 2011-12-31 | 2012-04-30 | EARNINGS RELEASE 4Q11 |
| 6-K | 2012-06-30 | 2012-04-30 | SABESP'S BYLAWS |
| 20-F | 2011-12-31 | 2012-04-30 | FORM 20F 2011 |
| 6-K | 2012-03-31 | 2012-04-30 | CALL NOTICE |
| 6-K | 2012-06-30 | 2012-04-30 | MATERIAL FACT |
| 6-K | 2012-12-31 | 2012-04-30 | FINANCIAL STATEMENTS 4Q11 |
| 6-K | 2012-03-31 | 2012-02-09 | PAYMENT OF INTEREST ON OWN CAPITAL |
| 6-K | 2011-09-30 | 2011-12-27 | MATERIAL FACT |
| 6-K | 2011-06-30 | 2011-12-27 | EARNINGS RELEASE 2Q11 |
| 6-K | 2011-09-30 | 2011-12-27 | ITR 3Q11 |
| 6-K | 2011-12-31 | 2011-12-20 | EXCERPT FROM THE MINUTES OF THE 746TH BOARD OF DIR |
| 6-K | 2011-06-30 | 2011-12-15 | ITR - QUARTERLY INFORMATION REPORT |
| 6-K | 2011-12-31 | 2011-12-08 | MATERIAL FACT |
| 6-K | 2011-09-30 | 2011-12-02 | EARNINGS RELEASE 3Q11 |
| 6-K | 2011-12-31 | 2011-12-02 | NOTICE TO SHAREHOLDERS |
| 6-K | 2011-12-31 | 2011-12-02 | NOTICE TO HOLDERS OF DEBENTURES OF THE NINTH ISSUES |
| 6-K | 2011-03-31 | 2011-08-04 | ITR 1Q11 |
| 20-F | 2010-12-31 | 2011-06-28 | FORM 20F 2010 |
| 6-K | 2011-06-30 | 2011-06-09 | SABESP'S BYLAWS |
| 6-K | 2011-06-30 | 2011-06-09 | EXCERPT FROM THE MINUTES OF THE 736TH BOARD OF DIRECTORS MEETING |
| 6-K | 2011-03-31 | 2011-06-09 | EXCERPT FROM THE MINUTES OF THE 733RD BOARD OF DIRECTORS' MEETING |
| 6-K | 2011-03-31 | 2011-06-09 | PR 1Q11 |
| 6-K | 2010-12-31 | 2011-06-09 | PR 4Q10 |
| 6-K | 2011-06-30 | 2011-06-09 | EXCERPT FROM THE MINUTES OF THE 738TH BOARD OF DIRECTORS' MEETING |
| 6-K | 2011-06-30 | 2011-06-09 | MINUTES OF THE ANNUAL AND EXTRAORDINARY GENERAL MEETINGS |
| 6-K | 2011-03-31 | 2011-05-12 | THE 733RD BOARD OF DIRECTORS' MEETING |
| 6-K | 2011-06-30 | 2011-04-29 | ORDINARY AND EXTRAORDINARY SHAREHOLDERS' MEETINGS |
| 6-K | 2011-06-30 | 2011-04-15 | ANNUAL AND EXTRAORDINARY SHAREHOLDERS' MEETING |
| 6-K | 2011-06-30 | 2011-04-07 | CALL NOTICE |
| 6-K | 2011-03-31 | 2011-02-23 | EXCERPT FROM THE MINUTES OF THE 732ND BOARD OF DIRECTORS' MEETING |
| 6-K | 2011-03-31 | 2011-02-23 | EXCERPT FROM THE MINUTES |
| 6-K | 2011-03-31 | 2011-02-23 | EXCERPT FROM THE MINUTES OF THE 732ND BOARD OF DIRECTORS' MEETING |
| 6-K | 2010-09-30 | 2011-02-11 | SABESP ANNOUNCES 3Q10 RESULTS |
| 6-K | 2010-09-30 | 2011-02-11 | EXCERPT OF THE MINUTES OF THE SEVEN HUNDRED AND TWENTY-EIGHTH BOARD OF DIRECTORS |
| 6-K | 2010-09-30 | 2011-02-11 | ITR 3Q10 |
| 6-K | 2011-03-31 | 2011-01-31 | MATERIAL FACT |
| 6-K | 2010-06-30 | 2011-01-07 | EARNING RELEASE 2Q10 |
| 6-K | 2010-06-30 | 2011-01-07 | QUARTERLY INFORMATION 2Q10 |
| 6-K | 2010-09-30 | 2011-01-07 | MINUTES OF THE ANNUAL GENERAL MEETING |
| 6-K | 2010-12-31 | 2011-01-07 | MINUTES OF THE EXTRAORDINARY GENERAL MEETING |
| 6-K | 2010-12-31 | 2010-12-17 | NOTICE TO SHAREHOLDERS |
| 6-K | 2010-12-31 | 2010-12-09 | SUMMARY OF THE MINUTES |
| 6-K | 2010-12-31 | 2010-12-09 | PRICING OF ITS 6.250% NOTES DUE 2020 |
| 6-K | 2010-12-31 | 2010-11-17 | SABESP'S BYLAWS |
| 6-K | 2010-06-30 | 2010-11-17 | ITR - QUARTERLY INFORMATION 06/30/2010 |
| 6-K | 2010-09-30 | 2010-08-16 | MATERIAL FACT |
| 6-K | 2010-09-30 | 2010-07-20 | MATERIAL FACT |
| 6-K | 2010-09-30 | 2010-07-16 | SABESP FILES ITS 20-F WITH THE SEC |
| 20-F | 2009-12-31 | 2010-07-15 | FORM 20-F 2009 |
| 6-K | 2010-09-30 | 2010-07-13 | CONVENTION EXECUTED BETWEEN THE STATE OF SAO PAULO AND THE MUNICIPALITY OF SAO P |
| 6-K | 2010-09-30 | 2010-07-13 | CONTRACT TO PROVIDE PUBLIC WATER SUPPLY AND SEWAGE SERVICES |
| 6-K | 2010-09-30 | 2010-07-13 | BOARD OF DIRECTORS' PROPOSAL |
| 6-K | 2010-09-30 | 2010-07-08 | NOTICE TO SHAREHOLDERS |
| 6-K | 2010-06-30 | 2010-07-08 | ITR - QUARTERLY INFORMATION |
| 6-K | 2010-09-30 | 2010-07-08 | MANAGEMENT PROPOSAL |
| 6-K | 2010-06-30 | 2010-07-08 | SABESP ANNOUNCES 1Q10 RESULTS |
| 6-K | 2010-06-30 | 2010-06-23 | MATERIAL FACT |
| 6-K | 2009-12-31 | 2010-06-11 | 2009 MANAGEMENT REPORT |
| 6-K | 2010-12-31 | 2010-05-06 | SABESP ANNOUNCES 4Q09 AND 2009 RESULTS |
| 6-K | 2010-03-31 | 2010-05-06 | MINUTES OF THE EXTRAORDINARY GENERAL MEETING |
| 6-K | 2010-03-31 | 2010-05-06 | NOTICE TO SHAREHOLDERS |
| 6-K | 2010-03-31 | 2010-05-06 | MINUTES OF THE 710TH BOARD OF DIRECTORS' MEETING |