We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Filing information
- CIK
- 0001734262
- Report date
- 2020-09-30
- Filing date
- 2020-12-15
- Form
- 6-K
- Primary document
- ctk-20201231x6k.htm
Open primary document
View the filing document on sec.gov.
Open EDGAR directory
Inspect all files for this filing.
Complete submission file
Open the raw SEC submission text.