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| Form | Report Date | Filing Date | Description |
|---|---|---|---|
| 8-K | 2026-10-02 | 2026-10-02 | 8-K |
| 10-Q | 2026-06-30 | 2026-08-06 | 10-Q |
| 8-K | 2026-08-03 | 2026-08-06 | 8-K |
| 8-K | 2026-07-02 | 2026-07-02 | 8-K |
| 8-K | 2026-05-29 | 2026-05-29 | 8-K |
| 8-K | 2026-05-07 | 2026-05-07 | 8-K |
| 10-Q | 2026-03-31 | 2026-05-07 | 10-Q |
| 8-K | 2026-04-03 | 2026-04-03 | 8-K |
| 8-K | 2026-02-26 | 2026-02-26 | 8-K |
| 10-K | 2025-12-31 | 2026-02-26 | 10-K |
| 8-K | 2026-01-21 | 2026-01-22 | 8-K |
| 8-K | 2025-12-31 | 2026-01-07 | 8-K |
| 8-K | 2026-01-05 | 2026-01-05 | 8-K |
| 8-K | 2025-11-06 | 2025-11-06 | 8-K |
| 10-Q | 2025-09-30 | 2025-11-06 | 10-Q |
| 8-K | 2025-10-03 | 2025-10-03 | 8-K |
| 8-K | 2025-08-07 | 2025-08-07 | 8-K |
| 10-Q | 2025-06-30 | 2025-08-07 | 10-Q |
| 8-K | 2025-07-02 | 2025-07-02 | 8-K |
| 8-K | 2025-05-30 | 2025-06-03 | 8-K |
| 8-K | 2025-05-07 | 2025-05-07 | 8-K |
| 10-Q | 2025-03-31 | 2025-05-07 | 10-Q |
| 8-K | 2025-05-02 | 2025-05-02 | 8-K |
| 8-K | 2025-04-03 | 2025-04-03 | 8-K |
| 8-K | 2025-03-05 | 2025-03-05 | 8-K |
| 10-K | 2024-12-31 | 2025-03-05 | 10-K |
| 8-K | 2025-02-03 | 2025-02-03 | 8-K |
| 8-K | 2025-01-03 | 2025-01-03 | 8-K |
| 8-K | 2024-11-12 | 2024-11-12 | 8-K |
| 10-Q | 2024-09-30 | 2024-11-12 | 10-Q |
| 8-K | 2024-11-04 | 2024-11-04 | 8-K |
| 8-K | 2024-10-03 | 2024-10-03 | 8-K |
| 8-K | 2024-09-01 | 2024-09-04 | 8-K |
| 8-K | 2024-08-07 | 2024-08-07 | 8-K |
| 10-Q | 2024-06-30 | 2024-08-07 | 10-Q |
| 8-K | 2024-08-02 | 2024-08-02 | 8-K |
| 8-K | 2024-07-03 | 2024-07-03 | 8-K |
| 8-K | 2024-06-07 | 2024-06-10 | 8-K |
| 8-K | 2024-06-05 | 2024-06-06 | 8-K |
| 8-K | 2024-05-20 | 2024-05-22 | 8-K |
| 10-Q | 2024-03-31 | 2024-05-08 | 10-Q |
| 8-K | 2024-05-08 | 2024-05-08 | 8-K |
| 8-K | 2024-05-02 | 2024-05-02 | 8-K |
| 8-K | 2024-04-08 | 2024-04-12 | 8-K |
| 8-K | 2024-04-03 | 2024-04-03 | 8-K |
| 8-K | 2024-03-14 | 2024-03-14 | 8-K |
| 10-K | 2023-12-31 | 2024-03-14 | 10-K |
| 8-K | 2024-02-22 | 2024-02-26 | 8-K |
| 8-K | 2024-02-02 | 2024-02-02 | 8-K |
| 8-K | 2024-01-18 | 2024-01-22 | 8-K |
| 8-K | 2024-01-03 | 2024-01-03 | 8-K |
| 8-K | 2023-11-08 | 2023-11-08 | 8-K |
| 10-Q | 2023-09-30 | 2023-11-08 | 10-Q |
| 8-K | 2023-11-03 | 2023-11-03 | 8-K |
| 8-K | 2023-11-01 | 2023-11-02 | 8-K |
| 8-K | 2023-10-13 | 2023-10-16 | 8-K |
| 8-K | 2023-10-03 | 2023-10-03 | 8-K |
| 8-K | 2023-09-25 | 2023-09-28 | 8-K |
| 8-K | 2023-08-09 | 2023-08-09 | 8-K |
| 10-Q | 2023-06-30 | 2023-08-09 | 10-Q |
| 8-K | 2023-08-02 | 2023-08-02 | 8-K |
| 8-K | 2023-07-20 | 2023-07-25 | 8-K |
| 8-K | 2023-07-20 | 2023-07-20 | 8-K |
| 8-K | 2023-07-03 | 2023-07-03 | 8-K |
| 8-K | 2023-06-28 | 2023-06-30 | 8-K |
| 8-K | 2023-06-09 | 2023-06-12 | 8-K |
| 8-K | 2023-05-10 | 2023-05-10 | 8-K |
| 10-Q | 2023-03-31 | 2023-05-10 | 10-Q |
| 8-K | 2023-05-02 | 2023-05-02 | 8-K |
| 8-K | 2023-04-04 | 2023-04-04 | 8-K |
| 8-K | 2023-03-17 | 2023-03-23 | 8-K |
| 8-K | 2023-03-09 | 2023-03-09 | 8-K |
| 10-K | 2022-12-31 | 2023-03-09 | 10-K |
| 8-K | 2023-03-01 | 2023-03-07 | 8-K |
| 8-K | 2023-02-01 | 2023-02-01 | 8-K |
| 8-K | 2023-01-04 | 2023-01-04 | 8-K |
| 10-Q | 2022-09-30 | 2022-11-09 | 10-Q |
| 8-K | 2022-11-09 | 2022-11-09 | 8-K |
| 8-K | 2022-11-01 | 2022-11-03 | 8-K |
| 8-K | 2022-11-01 | 2022-11-01 | 8-K |
| 8-K | 2022-10-13 | 2022-10-18 | 8-K |
| 8-K | 2022-10-03 | 2022-10-04 | 8-K |
| 10-Q | 2022-06-30 | 2022-08-09 | 10-Q |
| 8-K | 2022-06-30 | 2022-08-09 | 8-K |
| 8-K | 2022-07-29 | 2022-08-02 | 8-K |
| 8-K | 2022-07-06 | 2022-07-12 | 8-K |
| 8-K | 2022-07-06 | 2022-07-06 | 8-K |
| 8-K | 2022-07-01 | 2022-07-01 | 8-K |
| 8-K | 2022-06-23 | 2022-06-23 | 8-K |
| 8-K | 2022-06-13 | 2022-06-14 | 8-K |
| 10-Q | 2022-03-31 | 2022-05-10 | 10-Q |
| 8-K | 2022-05-10 | 2022-05-10 | 8-K |
| 8-K | 2022-04-18 | 2022-04-18 | 8-K |
| 8-K | 2022-04-05 | 2022-04-05 | 8-K |
| 8-K | 2022-03-31 | 2022-03-31 | 8-K |
| 10-K | 2021-12-31 | 2022-03-31 | 10-K |
| 8-K | 2022-01-06 | 2022-01-06 | 8-K |
| 8-K | 2022-01-05 | 2022-01-05 | 8-K |
| 8-K | 2022-01-04 | 2022-01-04 | 8-K |
| 8-K | 2021-12-16 | 2021-12-16 | 8-K |
| 8-K | 2021-12-15 | 2021-12-15 | 8-K |
| 8-K | 2021-12-02 | 2021-12-02 | 8-K |
| 8-K | 2021-11-18 | 2021-11-18 | 8-K |
| 10-Q | 2021-09-30 | 2021-11-12 | 10-Q |
| 8-K | 2021-11-12 | 2021-11-12 | 8-K |
| 8-K | 2021-10-06 | 2021-10-06 | 8-K GIBSON ACQUISITION |
| 8-K | 2021-10-04 | 2021-10-04 | 8-K |
| 8-K | 2021-09-02 | 2021-09-02 | 8-K |
| 8-K | 2021-08-12 | 2021-08-12 | 8-K |
| 10-Q | 2021-06-30 | 2021-08-12 | ALTG_10-Q_6.30.21 |
| 8-K | 2021-07-02 | 2021-07-02 | 8-K DIVIDEND PAYMENT JULY_2021 |
| 8-K | 2021-06-11 | 2021-06-11 | 8-K |
| 8-K | 2021-05-28 | 2021-05-28 | 8-K - CFO RSU SELL/BUY |
| 8-K | 2021-05-13 | 2021-05-13 | 8-K-ER-2021-Q1 |
| 10-Q | 2021-03-31 | 2021-05-13 | ALTG-10Q-03.31.2021 |
| 8-K | 2021-04-12 | 2021-04-12 | 8-K |
| 8-K | 2021-04-05 | 2021-04-05 | 8-K OFFERING_MEMO_FINAL |
| 8-K | 2021-03-25 | 2021-03-25 | 8-K OFFERING MEMORANDUM |
| 8-K | 2021-03-22 | 2021-03-22 | 8K_WARRANTS_DEF 14C |
| 8-K | 2021-03-18 | 2021-03-18 | 8-K 2020 Y-END ER |
| 10-K | 2020-12-31 | 2021-03-18 | 10-K |
| 8-K | 2021-03-03 | 2021-03-03 | 8-K WARRANT EXCHANGE |
| 8-K | 2021-01-05 | 2021-01-05 | 8-K VANTAGE ANNOUNCEMENT |
| 8-K | 2020-12-17 | 2020-12-22 | 8-K |
| 8-K | 2020-12-22 | 2020-12-22 | 8-K VANTAGE ANNOUNCEMENT |
| 8-K | 2020-11-12 | 2020-11-12 | 8-K |
| 10-Q | 2020-09-30 | 2020-11-12 | 10-Q |
| 8-K | 2020-11-02 | 2020-11-02 | 8-K |
| 8-K | 2020-10-15 | 2020-10-15 | 8-K |
| 8-K | 2020-09-10 | 2020-09-10 | 8-K |
| 8-K | 2020-08-21 | 2020-08-21 | 8-K |
| 8-K | 2020-08-13 | 2020-08-13 | 8-K |
| 10-Q | 2020-06-30 | 2020-08-13 | 10-Q |
| 8-K | 2020-07-31 | 2020-07-31 | 8-K |
| 8-K | 2020-07-01 | 2020-07-01 | 8-K |
| 8-K | 2020-06-18 | 2020-06-18 | 8-K |
| 8-K | 2020-06-15 | 2020-06-15 | 8-K |
| 8-K | 2020-06-02 | 2020-06-02 | 8-K |
| 8-K | 2020-05-14 | 2020-05-14 | 8-K |
| 10-Q | 2020-03-31 | 2020-05-14 | 10-Q |
| 8-K | 2020-03-25 | 2020-03-25 | CURRENT REPORT |
| 10-K | 2019-12-31 | 2020-03-25 | ANNUAL REPORT |
| 8-K | 2020-03-04 | 2020-03-04 | 8-K |
| 8-K | 2020-02-11 | 2020-02-11 | CURRENT REPORT |
| 8-K | 2020-02-07 | 2020-02-07 | CURRENT REPORT |
| 8-K | 2020-02-03 | 2020-02-04 | CURRENT REPORT |
| 8-K | 2020-01-13 | 2020-01-13 | CURRENT REPORT |
| 8-K | 2019-12-12 | 2019-12-13 | CURRENT REPORT |
| 8-K | 2019-12-13 | 2019-12-13 | CURRENT REPORT |
| 10-Q | 2019-09-30 | 2019-11-12 | QUARTERLY REPORT |
| 8-K | 2019-08-20 | 2019-08-23 | CURRENT REPORT |
| 10-Q | 2019-06-30 | 2019-08-13 | QUARTERLY REPORT |
| 10-Q | 2019-03-31 | 2019-05-21 | FORM 10-Q |
| 8-K | 2019-04-22 | 2019-04-22 | FORM 8-K |
| 8-K | 2019-04-11 | 2019-04-17 | FORM 8-K |
| 8-K | 2019-04-08 | 2019-04-11 | FORM 8-K |