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 |
|---|---|---|---|---|---|
| Mayers Ventures LLC | HLSQ Tessera Defense & Homeland Security Inc. | 13D/A | 2.2% | Sep 30, 2026 | 40d |
| NEUBERGER BERMAN GROUP LLC | XPER Xperi Inc. | 13G/A | 4.7% | Sep 30, 2026 | 40d |
| First Command Advisory Services, Inc. | BKAG BNY Mellon ETF Trust | 13G | 25% | Sep 30, 2026 | 40d |
| WHITEBOX ADVISORS LLC | KLXE KLX Energy Services Holdings, Inc. | 13D | 12.4% | Sep 29, 2026 | 40d |
| Cross Ocean Partners Management LP | KLXE KLX Energy Services Holdings, Inc. | 13D | 21.3% | Sep 29, 2026 | 40d |
| GLAZER CAPITAL, LLC | BOW Bowhead Specialty Holdings Inc. | 13G | 5.2% | Sep 29, 2026 | 40d |
| Fog Cutter Holdings, LLC | TAVI Tavia Acquisition Corp. | 13D | 25.6% | Sep 29, 2026 | 40d |
| MILLENNIUM MANAGEMENT LLC | SG Sweetgreen, Inc. | 13G/A | 5.4% | Sep 29, 2026 | 40d |
| WTFJ Investments, LLC | BRVO Bravo Multinational Inc. | 13D/A | 59.4% | Sep 18, 2026 | 40d |
| Alta Partners LLC | HCAI Huachen AI Parking Management Technology Holding Co., Ltd | 13G | 6.5% | Sep 16, 2026 | 40d |
| Leath Mack Rimmer Jr. | MITI Mitesco, Inc. | 13D | 8.85% | Sep 14, 2026 | 40d |
| Joel Block | DRK DarkHorse Technologies Inc. | 13D | 7.6% | Sep 11, 2026 | 40d |
| Beutel, Goodman & Co Ltd. | ATS ATS Corp | 13G/A | 6.4% | Aug 31, 2026 | 40d |
| CITADEL ADVISORS LLC | WAVE Eco Wave Power Global AB (publ) | 13G | 9.99% | Jun 30, 2026 | 40d |
| CITADEL ADVISORS LLC | FJET Starfighters Space, Inc. | 13G | 6.3% | Jun 30, 2026 | 40d |
| CITADEL ADVISORS LLC | ALOY Realloys Inc. | 13G | 6.1% | Jun 30, 2026 | 40d |
| CITADEL ADVISORS LLC | QNT Quantinuum Inc. | 13G | 7.3% | Jun 30, 2026 | 40d |
| Kenneth Griffin | AMPG AmpliTech Group, Inc. | 13G | 5.7% | Jun 30, 2026 | 40d |
| CSS LLC/IL | OHAC Oceanhawk Acquisition Corp. | 13G | 5.49% | Jun 9, 2026 | 40d |
| Jacob D. Cohen | MGRX Mangoceuticals, Inc. | 13D/A | 21.5% | Mar 9, 2026 | 40d |
| Vishal Garg | BETR Better Home & Finance Holding Co | 13D/A | 13.7% | Oct 5, 2026 | 41d |
| First National Advisers, LLC | GBIL Goldman Sachs ETF Trust | 13G/A | 82% | Oct 5, 2026 | 41d |
| MFN Partners, LP | RXO RXO, Inc. | 13D | 19.3% | Oct 4, 2026 | 41d |
| Point72 Asset Management, L.P. | SSP E.W. SCRIPPS Co | 13G | 5.2% | Oct 2, 2026 | 41d |
| Ascent Partners Fund LLC | CISS C3is Inc. | 13G/A | 0% | Oct 1, 2026 | 41d |
| Coastlands Capital LP | PYXS Pyxis Oncology, Inc. | 13G | 5.42% | Oct 1, 2026 | 41d |
| CK Amarillo LP | HTZ Hertz Global Holdings, Inc | 13D/A | 50.9% | Oct 1, 2026 | 41d |
| BW Group Limited | NVGS Navigator Holdings Ltd. | 13D/A | 6.6% | Oct 1, 2026 | 41d |
| Roivant Sciences Ltd. | ABUS Arbutus Biopharma Corp | 13D/A | 19.5% | Oct 1, 2026 | 41d |
| CARRONADE CAPITAL MANAGEMENT, LP | CNNE Cannae Holdings, Inc. | 13D/A | 8.8% | Oct 1, 2026 | 41d |
| Goldenwise Capital Group Ltd | PHUN Phunware, Inc. | 13D/A | 8% | Oct 1, 2026 | 41d |
| TDR Capital II Investments L.P. | TH Target Hospitality Corp. | 13D/A | 16.6% | Oct 1, 2026 | 41d |
| BIOTECHNOLOGY VALUE FUND L P | FHTX Foghorn Therapeutics Inc. | 13G/A | 14.3% | Oct 1, 2026 | 41d |
| Erez REIT Opportunities LP | ESRT Empire State Realty Trust, Inc. | 13D | 4.4% | Oct 1, 2026 | 41d |
| BlackRock Portfolio Management LLC | BKF iShares, Inc. | 13G/A | 19.8% | Sep 30, 2026 | 41d |
| BlackRock, Inc. | CCOI Cogent Communications Holdings, Inc. | 13G/A | 7.7% | Sep 30, 2026 | 41d |
| YA II PN, Ltd. | BENF Beneficient | 13G/A | 0% | Sep 30, 2026 | 41d |
| BlackRock Portfolio Management LLC | BKF iShares, Inc. | 13G/A | 25.6% | Sep 30, 2026 | 41d |
| BlackRock, Inc. | CENX Century Aluminum Co | 13G/A | 10.5% | Sep 30, 2026 | 41d |
| BlackRock Portfolio Management LLC | BKF iShares, Inc. | 13G/A | 41.5% | Sep 30, 2026 | 41d |
| PRIMECAP MANAGEMENT CO/CA/ | LUV Southwest Airlines Co | 13G/A | 10.02% | Sep 30, 2026 | 41d |
| BlackRock, Inc. | WSBC Wesbanco Inc | 13G/A | 14.2% | Sep 30, 2026 | 41d |
| BlackRock, Inc. | DKS Dick's Sporting Goods, Inc. | 13G/A | 10.2% | Sep 30, 2026 | 41d |
| BlackRock Portfolio Management LLC | ANGI Angi Inc. | 13G | 12.5% | Sep 30, 2026 | 41d |
| BlackRock, Inc. | BLDR Builders FirstSource, Inc. | 13G/A | 12% | Sep 30, 2026 | 41d |
| BlackRock, Inc. | TTD Trade Desk, Inc. | 13G/A | 11.4% | Sep 30, 2026 | 41d |
| BlackRock Portfolio Management LLC | ECNS iShares MSCI China Small-Cap ETF | 13G/A | 59.8% | Sep 30, 2026 | 41d |
| BlackRock Portfolio Management LLC | AAXJ iShares Trust | 13G/A | 26.1% | Sep 30, 2026 | 41d |
| BlackRock, Inc. | OKE Oneok Inc | 13G | 9.6% | Sep 30, 2026 | 41d |
| BlackRock Portfolio Management LLC | BCLO BlackRock ETF Trust II | 13G/A | 1.5% | Sep 30, 2026 | 41d |