SEC EDGAR filings, ownership reports, and insider transactions for Matrix IX Management Co. LLC.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 13F-HR | Open Document | Open Filing | 18 Oct 2022 | 30 Sep 2022 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 01 Aug 2022 | 30 Jun 2022 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 06 May 2022 | 31 Mar 2022 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 04 Feb 2022 | 31 Dec 2021 | 028-16351 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Jul 2021 | 14 Jul 2021 | 001-39453 |
| 13F-HR | Open Document | Open Filing | 26 Jan 2017 | 31 Dec 2016 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 25 Oct 2016 | 30 Sep 2016 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 09 Aug 2016 | 30 Jun 2016 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 04 May 2016 | 31 Mar 2016 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 11 Jan 2016 | 31 Dec 2015 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 14 Oct 2015 | 30 Sep 2015 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 29 Jul 2015 | 30 Jun 2015 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 21 Apr 2015 | 31 Mar 2015 | 028-16351 | |
| 13F-HR | Open Document | Open Filing | 14 Jan 2015 | 31 Dec 2014 | 028-16351 |