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 |
|---|---|---|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLP | FIP FTAI Infrastructure Inc. | 13G/A | 11.4% | Jun 30, 2026 | 3mo |
| Artisan Partners Limited Partnership | STVN Stevanato Group S.p.A. | 13G | 5.2% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | HAPN Happen, Inc. | 13G/A | 13.3% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | XHR Xenia Hotels & Resorts, Inc. | 13G/A | 4.4% | Jun 30, 2026 | 3mo |
| Magnetar Financial LLC | PTOR Praetorian Acquisition Corp. | 13G | 5.88% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | NXPI NXP Semiconductors N.V. | 13G/A | 2.7% | Jun 30, 2026 | 3mo |
| MORGAN STANLEY | ZEPP Zepp Health Corp | 13G/A | 8.8% | Jun 30, 2026 | 3mo |
| Bleichroeder LP | CLRB Cellectar Biosciences, Inc. | 13G | 9.99% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | CHRD Chord Energy Corp | 13G/A | 5.6% | Jun 30, 2026 | 3mo |
| Long Pond Capital, LP | NSA National Storage Affiliates Trust | 13G/A | 0% | Jun 30, 2026 | 3mo |
| Bay Pond Partners, L.P. | FSUN Firstsun Capital Bancorp | 13G/A | 4% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | DCOM Dime Commercial Bancshares, Inc. | 13G/A | 7.7% | Jun 30, 2026 | 3mo |
| Soleus Capital Master Fund, L.P. | PALI Palisade Bio, Inc. | 13G/A | 7.5% | Jun 30, 2026 | 3mo |
| AQR CAPITAL MANAGEMENT LLC | CUB Lionheart Holdings | 13G/A | 6.51% | Jun 30, 2026 | 3mo |
| Ayrton Capital LLC | BTCT BTC Digital Ltd. | 13G | 9.99% | Jun 30, 2026 | 3mo |
| Bleichroeder LP | SINT Sintx Technologies, Inc. | 13G | 9.99% | Jun 30, 2026 | 3mo |
| Mitchell P. Kopin | SLXN Silexion Therapeutics Corp | 13G/A | 0% | Jun 30, 2026 | 3mo |
| Independent Franchise Partners LLP | IT Gartner Inc | 13G/A | 8.34% | Jun 30, 2026 | 3mo |
| AQR CAPITAL MANAGEMENT LLC | EHTH eHealth, Inc. | 13G/A | 7.21% | Jun 30, 2026 | 3mo |
| Saba Capital Management, L.P. | WENN WEN Acquisition Corp | 13G/A | 2.38% | Jun 30, 2026 | 3mo |
| Magnetar Financial LLC | ISNR Snow Rothschild Acquisition Corp. | 13G | 5.26% | Jun 30, 2026 | 3mo |
| Mizuho Financial Group, Inc. | DAAQ Digital Asset Acquisition Corp. | 13G | 6.3% | Jun 30, 2026 | 3mo |
| Mitchell P. Kopin | PWCM Powercompute, Inc. | 13G/A | 8.2% | Jun 30, 2026 | 3mo |
| AQR CAPITAL MANAGEMENT LLC | TNXP Tonix Pharmaceuticals Holding Corp. | 13G | 5.54% | Jun 30, 2026 | 3mo |
| JANUS HENDERSON GROUP PLC | OSIS Osi Systems Inc | 13G | 5.5% | Jun 30, 2026 | 3mo |
| AQR CAPITAL MANAGEMENT LLC | VLOS Velos Acquisition I Corp. | 13G | 6.26% | Jun 30, 2026 | 3mo |
| Bay Pond Investors (Bermuda) L.P. | NPB Northpointe Bancshares Inc | 13G/A | 4.7% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | JHX James Hardie Industries plc | 13G/A | 8% | Jun 30, 2026 | 3mo |
| Mitchell P. Kopin | GRI GRI Bio, Inc. | 13G/A | 4.99% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | CNK Cinemark Holdings, Inc. | 13G/A | 6.7% | Jun 30, 2026 | 3mo |
| Bay Pond Partners, L.P. | FFIC Flushing Financial Corp | 13G/A | 0% | Jun 30, 2026 | 3mo |
| Magnetar Financial LLC | OTAI Starlink AI Acquisition Corp | 13G | 7.27% | Jun 30, 2026 | 3mo |
| WELLINGTON MANAGEMENT GROUP LLP | RWT Redwood Trust Inc | 13G/A | 7% | Jun 30, 2026 | 3mo |
| Magnetar Financial LLC | ETSS Energy Transition Special Opportunities | 13G | 8.33% | Jun 30, 2026 | 3mo |
| FOLKETRYGDFONDET | FRO Frontline plc | 13G/A | 4.5% | Jun 30, 2026 | 3mo |
| AQR CAPITAL MANAGEMENT LLC | NHIV NewHold Investment Corp IV | 13G | 5.87% | Jun 30, 2026 | 3mo |
| Centiva Capital, LP | SUMA SUMA Acquisition Corp | 13G/A | 0% | Jun 30, 2026 | 3mo |
| BANCO BILBAO VIZCAYA ARGENTARIA, S.A. | PSNY Polestar Automotive Holding UK PLC | 13G/A | 4.7% | Jun 30, 2026 | 3mo |
| Mizuho Financial Group, Inc. | PGAC PANTAGES CAPITAL ACQUISITION Corp | 13G/A | 6.9% | Jun 30, 2026 | 3mo |
| GLAZER CAPITAL, LLC | RDAC Rising Dragon Acquisition Corp. | 13G | 5.5% | Jun 30, 2026 | 3mo |
| CANADIAN IMPERIAL BANK OF COMMERCE /CAN/ | FLUT Flutter Entertainment plc | 13G | 7.3% | Jun 30, 2026 | 3mo |
| Magnetar Financial LLC | KEYY Keystone Acquisition Corp. | 13G | 6.96% | Jun 30, 2026 | 3mo |
| PARADIGM CAPITAL MANAGEMENT INC/NY | BBW Build-A-Bear Workshop Inc | 13G | 7.9% | Jun 30, 2026 | 3mo |
| AQR CAPITAL MANAGEMENT LLC | ESTC Elastic N.V. | 13G/A | 5.85% | Jun 30, 2026 | 3mo |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | CAQ Cambridge Acquisition Corp. | 13G | 6.3% | Jun 30, 2026 | 3mo |
| LOCUST WOOD CAPITAL ADVISERS, LLC | RHLD Resolute Holdings Management, Inc. | 13G/A | 8.7% | Jun 30, 2026 | 3mo |
| Matisse Capital | DMA Destra Multi-Alternative Fund | 13G | 5.1% | Jun 30, 2026 | 3mo |
| Saba Capital Management, L.P. | TASK TaskUs, Inc. | 13G/A | 6.28% | Jun 30, 2026 | 3mo |
| Mitchell P. Kopin | LGVN Longeveron Inc. | 13G/A | 9% | Jun 30, 2026 | 3mo |
| Ayrton Capital LLC | ENVB Enveric Biosciences, Inc. | 13G/A | 2.93% | Jun 30, 2026 | 3mo |