Beneficial ownership — 13D / 13G
85,680 recent Schedule 13D / 13G filings — activist (13D) and passive (13G) stakes above 5% of a class.
Coverage begins December 2024, when the SEC required these schedules to be filed as structured XML.
| Reporting person | Issuer | Schedule | % of class | Event date | Filed |
|---|---|---|---|---|---|
| MILLENNIUM MANAGEMENT LLC | IVZ Invesco Ltd. | 13G/A | 3.9% | Jun 30, 2026 | 3mo |
| JANE STREET GROUP, LLC | CMCT Creative Media & Community Trust Corp | 13G/A | 0% | Jun 30, 2026 | 3mo |
| Lingotto Investment Management LLP | VAL Valaris Ltd | 13G/A | 3.48% | Jun 30, 2026 | 3mo |
| Apollo Management Holdings GP, LLC | CYH Community Health Systems Inc | 13G/A | 8.4% | Jun 30, 2026 | 3mo |
| Mike F. Chang | AOSL ALPHA & OMEGA SEMICONDUCTOR Ltd | 13G/A | 13.9% | Jun 30, 2026 | 3mo |
| Mink Brook Asset Management LLC | DLHC DLH Holdings Corp. | 13G/A | 19.4% | Jun 30, 2026 | 3mo |
| MASP Investor Limited Partnership | MRX Marex Group Ltd | 13G/A | 0% | Jun 30, 2026 | 3mo |
| HAMILTON LANE ADVISORS LLC | GRNT Granite Ridge Resources, Inc. | 13G/A | 5.1% | Jun 30, 2026 | 3mo |
| JANE STREET GROUP, LLC | SNBRQ Sleep Number Corp | 13G/A | 2% | Jun 30, 2026 | 3mo |
| GOLDMAN SACHS GROUP INC | HACQ HCM IV Acquisition Corp. | 13G | 5.2% | Jun 30, 2026 | 3mo |
| RP Investment Advisors LP | PCAP ProCap Acquisition Corp | 13G/A | 3.2% | Jun 30, 2026 | 3mo |
| JANE STREET GROUP, LLC | SEGG Sports Entertainment Gaming Global Corp | 13G/A | 4% | Jun 30, 2026 | 3mo |
| Donald Ryan Horton | DHI Horton D R Inc | 13G/A | 8.15% | Jun 30, 2026 | 3mo |
| MILLENNIUM MANAGEMENT LLC | OMCL Omnicell, Inc. | 13G/A | 3.8% | Jun 30, 2026 | 3mo |
| GOLDMAN SACHS GROUP INC | LEG Leggett & Platt Inc | 13G | 5.9% | Jun 30, 2026 | 3mo |
| Prosight Management, LP | OKUR OnKure Therapeutics, Inc. | 13G/A | 2.4% | Jun 30, 2026 | 3mo |
| Apollo Management Holdings GP, LLC | RXT Rackspace Technology, Inc. | 13G/A | 51% | Jun 30, 2026 | 3mo |
| JANE STREET GROUP, LLC | CODX Co-Diagnostics, Inc. | 13G/A | 1.7% | Jun 30, 2026 | 3mo |
| JANE STREET GROUP, LLC | GOVX GeoVax Labs, Inc. | 13G/A | 4.3% | Jun 30, 2026 | 3mo |
| OAKTREE CAPITAL MANAGEMENT LP | SHAZ SharonAI Holdings Inc. | 13G/A | 4.99% | Jun 30, 2026 | 3mo |
| Larry Gies | MAIR Madison Air Solutions Corp | 13G | 67.1% | Jun 30, 2026 | 3mo |
| Ghisallo Capital Management LLC | IPFX Inflection Point Acquisition Corp. VI | 13G/A | 2.7% | Jun 30, 2026 | 3mo |
| PRUDENTIAL FINANCIAL INC | PVLA Palvella Therapeutics, Inc. | 13G | 6.7% | Jun 30, 2026 | 3mo |
| GOLDMAN SACHS GROUP INC | FACT FACT II Acquisition Corp. | 13G/A | 4.1% | Jun 30, 2026 | 3mo |
| Hill City Capital, LP | ARRY Array Technologies, Inc. | 13G/A | 8.4% | Jun 30, 2026 | 3mo |
| GARY SHIRINYAN | ASBP Aspire-Lakewood Holdings, Inc. | 13G | 7.7% | Jun 17, 2026 | 3mo |
| Alexander Gurevich | QUCY Quantum Cyber N.V. | 13G | 9.8% | Jun 3, 2026 | 3mo |
| First Trust Capital Management L.P. | AFJK Aimei Health Technology Co., Ltd. | 13G/A | 21.48% | Apr 30, 2026 | 3mo |
| PERCEPTIVE ADVISORS LLC | KPRX Kiora Pharmaceuticals Inc | 13G | 9.99% | Apr 6, 2026 | 3mo |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | AAXJ iShares Trust | 13G/A | 0% | Oct 28, 2025 | 3mo |
| Weil Company, Inc. | BCLO BlackRock ETF Trust II | 13G/A | 4.55% | Jun 30, 2025 | 3mo |
| White Lion Capital, LLC | AKTX Akari Therapeutics Plc | 13G | 5% | Aug 7, 2026 | 3mo |
| NIPPON LIFE INSURANCE CO | CRBG Corebridge Financial, Inc. | 13D/A | 27.4% | Aug 7, 2026 | 3mo |
| L.I.A. Pure Capital Ltd. | EVGN Evogene Ltd. | 13D/A | 15.98% | Aug 6, 2026 | 3mo |
| Andrew H. Tisch | L Loews Corp | 13D/A | 7.3% | Aug 6, 2026 | 3mo |
| Mark Fogel | ACR ACRES Commercial Realty Corp. | 13D | 10.76% | Aug 6, 2026 | 3mo |
| Martin Reasoner | ACR ACRES Commercial Realty Corp. | 13D | 11.41% | Aug 6, 2026 | 3mo |
| Andrew Fentress | ACR ACRES Commercial Realty Corp. | 13D | 7.99% | Aug 6, 2026 | 3mo |
| ACRES Share Holdings, LLC | ACR ACRES Commercial Realty Corp. | 13D/A | 0% | Aug 6, 2026 | 3mo |
| SIT INVESTMENT ASSOCIATES INC | KTF Dws Municipal Income Trust | 13D/A | 24.1% | Aug 6, 2026 | 3mo |
| Gilde Healthcare Holding B.V. | SI Shoulder Innovations, Inc. | 13D/A | 10.7% | Aug 5, 2026 | 3mo |
| Kernwood Ltd | OBE Obsidian Energy Ltd. | 13D/A | 6.1% | Aug 5, 2026 | 3mo |
| Opaleye Management Inc. | GRCE Grace Therapeutics, Inc. | 13G | 13.07% | Aug 5, 2026 | 3mo |
| Heng Fai Ambrose Chan | ESYN EnerSyn Global Inc. | 13D/A | 84.7% | Aug 5, 2026 | 3mo |
| Equinox Partners Investment Management LLC | GTE Gran Tierra Energy Inc. | 13D/A | 13.5% | Aug 5, 2026 | 3mo |
| Walmart Inc. | SYM Symbotic Inc. | 13D/A | 39.9% | Aug 5, 2026 | 3mo |
| Lazar David E. | QUCY Quantum Cyber N.V. | 13D/A | 94.3% | Aug 5, 2026 | 3mo |
| Mudrick Capital Management, L.P. | EVTL Vertical Aerospace Ltd. | 13D/A | 55% | Aug 5, 2026 | 3mo |
| Rithm Capital Corp. | RPT Rithm Property Trust Inc. | 13D/A | 17.1% | Aug 5, 2026 | 3mo |
| GILEAD SCIENCES, INC. | RCUS Arcus Biosciences, Inc. | 13D/A | 24.7% | Aug 5, 2026 | 3mo |