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 |
|---|---|---|---|---|---|
| Alyeska Investment Group, L.P. | GWHT ESS Tech, Inc. | 13G/A | 4.76% | Jun 30, 2026 | 3mo |
| Lan Huang | BYSI BeyondSpring Inc. | 13G/A | 12.9% | Jun 30, 2026 | 3mo |
| RTW INVESTMENTS, LP | RARE Ultragenyx Pharmaceutical Inc. | 13G | 7.9% | Jun 30, 2026 | 3mo |
| Nantahala Capital Management, LLC | PTON Peloton Interactive, Inc. | 13G/A | 5.17% | Jun 30, 2026 | 3mo |
| Cormorant Asset Management, LP | BIOA BioAge Labs, Inc. | 13G/A | 5.38% | Jun 30, 2026 | 3mo |
| D1 Capital Partners L.P. | PURR Hyperliquid Strategies Inc | 13G/A | 3.2% | Jun 30, 2026 | 3mo |
| CLEAR STREET LLC | APAC StoneBridge Acquisition II Corp | 13G | 5% | Jun 30, 2026 | 3mo |
| Kenneth Griffin | RH Rh | 13G/A | 3.6% | Jun 30, 2026 | 3mo |
| AMERIPRISE FINANCIAL INC | FIVN Five9, Inc. | 13G | 5.4% | Jun 30, 2026 | 3mo |
| COOPERMAN LEON G | WHK WhiteHawk Minerals Corp. | 13G | 12.4% | Jun 30, 2026 | 3mo |
| Fourthstone LLC | HNVR Hanover Bancorp, Inc. | 13G/A | 2.02% | Jun 30, 2026 | 3mo |
| Tencent Holdings Limited | TME Tencent Music Entertainment Group | 13G/A | 55.5% | Jun 30, 2026 | 3mo |
| COHEN & STEERS, INC. | SLG Sl Green Realty Corp | 13G/A | 8.76% | Jun 30, 2026 | 3mo |
| Greenvale Capital LLP | RUN Sunrun Inc. | 13G | 5.6% | Jun 30, 2026 | 3mo |
| Bain Capital Life Sciences Opportunities III, LP | CABA Cabaletta Bio, Inc. | 13G/A | 9.99% | Jun 30, 2026 | 3mo |
| Magnolia Capital Fund, LP | PCYO Pure Cycle Corp | 13G/A | 7.5% | Jun 30, 2026 | 3mo |
| Karpus Management, Inc. | IAF Abrdn Australia Equity Fund, Inc. | 13G/A | 8.51% | Jun 30, 2026 | 3mo |
| Kynam Capital Management, LP | CTMX CytomX Therapeutics, Inc. | 13G/A | 9.96% | Jun 30, 2026 | 3mo |
| OceanLink Partners Fund, LP | ATAT Atour Lifestyle Holdings Ltd | 13G/A | 4.72% | Jun 30, 2026 | 3mo |
| Westchester Capital Management, LLC | TAVI Tavia Acquisition Corp. | 13G/A | 0% | Jun 30, 2026 | 3mo |
| Commodore Capital LP | JATT JATT II Acquisition Corp. | 13G/A | 0% | Jun 30, 2026 | 3mo |
| Nantahala Capital Management, LLC | AVR Anteris Technologies Global Corp. | 13G/A | 4.08% | Jun 30, 2026 | 3mo |
| Linden Advisors LP | EVOX Evolution Global Acquisition Corp | 13G/A | 6.2% | Jun 30, 2026 | 3mo |
| PRICE T ROWE ASSOCIATES INC /MD/ | NOVT Novanta Inc | 13G | 6.2% | Jun 30, 2026 | 3mo |
| AMERIPRISE FINANCIAL INC | HOFT HOOKER FURNISHINGS Corp | 13G | 5.9% | Jun 30, 2026 | 3mo |
| METEORA CAPITAL, LLC | IPXG Inflection Point Acquisition Corp. VII | 13G | 7.89% | Jun 30, 2026 | 3mo |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | DRDB Roman DBDR Acquisition Corp. II | 13G/A | 9.3% | Jun 30, 2026 | 3mo |
| AWM Investment Company, Inc. | OWLT Owlet, Inc. | 13G/A | 4.2% | Jun 30, 2026 | 3mo |
| American Century Investment Management, Inc. | PLAB Photronics Inc | 13G | 5.7% | Jun 30, 2026 | 3mo |
| Harraden Circle Investments, LLC | BHAV BHAV Acquisition Corp | 13G/A | 0% | Jun 30, 2026 | 3mo |
| RPD Fund Management LLC | GTM ZoomInfo Technologies Inc. | 13G/A | 2.3% | Jun 30, 2026 | 3mo |
| American Century Investment Management, Inc. | MATV Mativ Holdings, Inc. | 13G | 5.6% | Jun 30, 2026 | 3mo |
| Harraden Circle Investments, LLC | PMTR Perimeter Acquisition Corp. I | 13G/A | 9.85% | Jun 30, 2026 | 3mo |
| T. Rowe Price Investment Management, Inc. | AZZ Azz Inc | 13G/A | 4.6% | Jun 30, 2026 | 3mo |
| Goldman Sachs Asset Management, L.P. | KEX Kirby Corp | 13G/A | 4.4% | Jun 30, 2026 | 3mo |
| LMR Partners LLP | TONT Graf Global Corp. | 13G | 6.9% | Jun 30, 2026 | 3mo |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | AXIN Axiom Intelligence Acquisition Corp 1 | 13G | 9.1% | Jun 30, 2026 | 3mo |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | BELFA Bel Fuse Inc | 13G/A | 0% | Jun 30, 2026 | 3mo |
| Linden Advisors LP | FMAC Future Money Acquisition Corp | 13G/A | 4.8% | Jun 30, 2026 | 3mo |
| BAKER BROS. ADVISORS LP | RVMD Revolution Medicines, Inc. | 13G | 5.3% | Jun 30, 2026 | 3mo |
| CITADEL ADVISORS LLC | DPRO Draganfly Inc. | 13G/A | 1% | Jun 30, 2026 | 3mo |
| PRICE T ROWE ASSOCIATES INC /MD/ | WING Wingstop Inc. | 13G/A | 0.5% | Jun 30, 2026 | 3mo |
| Madison Avenue Partners, LP | GHC Graham Holdings Co | 13G | 7.5% | Jun 30, 2026 | 3mo |
| Caligan Partners LP | IRD Opus Genetics, Inc. | 13G/A | 7.3% | Jun 30, 2026 | 3mo |
| GREAT POINT PARTNERS LLC | JATT JATT II Acquisition Corp. | 13G/A | 6.23% | Jun 30, 2026 | 3mo |
| Empyrean Capital Partners, LP | CXII Churchill Capital Corp XII | 13G | 6.47% | Jun 30, 2026 | 3mo |
| Venrock Healthcare Capital Partners III, L.P. | JBIO Jade Biosciences, Inc. | 13G/A | 8.3% | Jun 30, 2026 | 3mo |
| AWM Investment Company, Inc. | DETX Liberty Defense Holdings, Ltd. | 13G | 9.9% | Jun 30, 2026 | 3mo |
| ALLIANCEBERNSTEIN L.P. | FDSB Fifth District Bancorp, Inc. | 13G/A | 6.8% | Jun 30, 2026 | 3mo |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | ARCL ARC Group Acquisition I Corp. | 13G | 9% | Jun 30, 2026 | 3mo |