OPEN SEC Filings
SEC filings for OPEN. Annual and quarterly reports, 8-K events, Form 4 insider filings and 13D/G stake disclosures.
| Form | Filed | Accession |
|---|---|---|
| 4Schwartz ChristinaChief Financial Officer | Sep 16, 2026 | 0001957238-26-000016EDGAR |
| 8-K | Aug 19, 2026 | 0001140361-26-033739EDGAR |
| 4Nejatian KasraChief Executive Officer | Aug 14, 2026 | 0001962729-26-000004EDGAR |
| SC 13G/AamendedMORGAN STANLEY and 1 other reporting person | Aug 13, 2026 | 0000895421-26-000249EDGAR |
| 8-K | Aug 13, 2026 | 0001140361-26-032600EDGAR |
| 8-K | Aug 4, 2026 | 0001801169-26-000019EDGAR |
| 10-Q | Aug 4, 2026 | 0001801169-26-000021EDGAR |
| SC 13GBlackRock, Inc. | Jul 29, 2026 | 0002012383-26-002919EDGAR |
| 4Nguyen GiangChief Operating Officer | Jul 17, 2026 | 0002096999-26-000009EDGAR |
| 4Benson David C | Jun 16, 2026 | 0001444618-26-000008EDGAR |
| 4Wu Eric Chung-Wei | Jun 15, 2026 | 0001836811-26-000002EDGAR |
| 4Rabois Keith | Jun 15, 2026 | 0001539865-26-000005EDGAR |
| 4Feder Eric | Jun 15, 2026 | 0001856067-26-000006EDGAR |
| 4HAMILTON DANA | Jun 15, 2026 | 0001195975-26-000002EDGAR |
| 4Benson David C | Jun 15, 2026 | 0001444618-26-000005EDGAR |
| 4Bain Adam | Jun 15, 2026 | 0001590850-26-000005EDGAR |
| 8-K | Jun 12, 2026 | 0001801169-26-000016EDGAR |
| 4Schwartz ChristinaChief Financial Officer | May 19, 2026 | 0001957238-26-000014EDGAR |
| 4Nejatian KasraChief Executive Officer | May 12, 2026 | 0001962729-26-000002EDGAR |
| 8-K | May 7, 2026 | 0001801169-26-000013EDGAR |
| 10-Q | May 7, 2026 | 0001801169-26-000014EDGAR |
| SC 13GVanguard Portfolio Management | Apr 29, 2026 | 0002100121-26-000594EDGAR |
| DEF 14A | Apr 28, 2026 | 0001140361-26-017460EDGAR |
| 4Schaub SydneyChief Legal Officer | Apr 17, 2026 | 0001140361-26-015391EDGAR |
| 4Nguyen GiangChief Operating Officer | Apr 17, 2026 | 0002096999-26-000004EDGAR |
| SC 13G/AamendedMORGAN STANLEY and 1 other reporting person | Apr 8, 2026 | 0000895421-26-000103EDGAR |
| SC 13G/AamendedThe Vanguard Group | Mar 27, 2026 | 0000102909-26-001916EDGAR |
| 4Rabois Keith | Feb 19, 2026 | 0001539865-26-000003EDGAR |
| 4Feder Eric | Feb 19, 2026 | 0001856067-26-000003EDGAR |
| 4Bain Adam | Feb 19, 2026 | 0001590850-26-000003EDGAR |
| 4Schwartz ChristinaChief Financial Officer | Feb 19, 2026 | 0001957238-26-000006EDGAR |
| 10-K | Feb 19, 2026 | 0001801169-26-000010EDGAR |
| 8-K | Feb 19, 2026 | 0001801169-26-000009EDGAR |
| SC 13G/AamendedD. E. Shaw & Co., L.P. and 3 other reporting persons | Feb 17, 2026 | 0001104659-26-016393EDGAR |
| SC 13GMORGAN STANLEY and 1 other reporting person | Feb 12, 2026 | 0000895421-26-000055EDGAR |
| SC 13G/AamendedJANE STREET GROUP, LLC and 4 other reporting persons | Feb 4, 2026 | 0001595888-26-000010EDGAR |
| SC 13G/AamendedGOLDMAN SACHS & CO. LLC and 1 other reporting person | Jan 30, 2026 | 0000886982-26-000015EDGAR |
| 8-K | Jan 26, 2026 | 0001801169-26-000004EDGAR |
| SC 13G/AamendedThe Vanguard Group | Jan 7, 2026 | 0000102909-26-000015EDGAR |
| 4Schwartz ChristinaChief Financial Officer | Jan 5, 2026 | 0001957238-26-000001EDGAR |
| 4Matheson LucasPresident | Dec 23, 2025 | 0002101813-25-000001EDGAR |
| 8-K | Dec 15, 2025 | 0001140361-25-045459EDGAR |
| 4Nguyen GiangChief Operating Officer | Dec 13, 2025 | 0002096999-25-000006EDGAR |
| 8-K | Nov 21, 2025 | 0001140361-25-042984EDGAR |
| SC 13GD. E. Shaw & Co., L.P. and 3 other reporting persons | Nov 20, 2025 | 0001104659-25-114605EDGAR |
| 4Schwartz ChristinaSee Remarks | Nov 18, 2025 | 0001801169-25-000097EDGAR |
| 4Schwartz ChristinaSee Remarks | Nov 13, 2025 | 0001801169-25-000095EDGAR |
| SC 13G/AamendedJANE STREET GROUP, LLC and 4 other reporting persons | Nov 13, 2025 | 0001595888-25-000147EDGAR |
| 4Nejatian KasraChief Executive Officer | Nov 12, 2025 | 0001628280-25-051350EDGAR |
| SC 13GTHE GOLDMAN SACHS GROUP, INC. and 1 other reporting person | Nov 10, 2025 | 0000886982-25-001429EDGAR |
| 8-K | Nov 7, 2025 | 0001140361-25-040966EDGAR |
| 8-K | Nov 6, 2025 | 0001140361-25-040804EDGAR |
| 8-K | Nov 6, 2025 | 0001801169-25-000090EDGAR |
| 10-Q | Nov 6, 2025 | 0001801169-25-000092EDGAR |
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Source: SEC EDGAR.