Activist & passive stakes
Investors crossing the 5% ownership line, from SEC Schedule 13D (activist) and 13G (passive) filings. Newest first.
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Amendments only.1–50 of 619
- ActivistAmendment 3Nov 13, 2026DoubleU Games Co., Ltd.67.05% · 1,661,191 shSEC
- PassiveAmendment 1Below 5%Nov 13, 2026PEAK6 Capital Management LLC4% · 10,487,298 shSEC
- PassiveAmendment 1Below 5%Nov 13, 2026PEAK6 Capital Management LLC4% · 5,121,052 shSEC
- ActivistAmendment 4Nov 12, 2026Hagerty Holding Corp.51.4% · 144,414,656 shSEC
- PassiveAmendment 1Below 5%Nov 12, 2026Millennium Management LLC2.8% · 10,451,534 shSEC
- PassiveAmendment 2Below 5%Nov 12, 2026Millennium Management LLC1.4% · 1,018,972 shSEC
- ActivistAmendment 1Below 5%Nov 12, 2026Scorpio Services Holding Ltd0% · 0 shSEC
- PassiveAmendment 1Below 5%Nov 12, 2026abrdn ETFsGreat Lakes Advisors, Llc—SEC
- ActivistAmendment 5Nov 12, 2026HGGC Fund IV GP, Ltd.22.46% · 814,858 shSEC
- PassiveAmendment 3Nov 12, 2026William P. Foley, II12.7% · 4,992,348 shSEC
- PassiveAmendment 3Nov 12, 2026Dodge & Cox13.5% · 25,816,422 shSEC
- PassiveAmendment 3Below 5%Nov 12, 2026Dodge & Cox2.2% · 3,630,832 shSEC
- PassiveAmendment 19Nov 12, 2026Dodge & Cox6.3% · 18,212,906 shSEC
- PassiveAmendment 4Below 5%Nov 12, 2026Dodge & Cox0% · 2,500 shSEC
- PassiveAmendment 4Nov 12, 2026Dodge & Cox12.1% · 12,814,010 shSEC
- PassiveAmendment 5Nov 12, 2026Dodge & Cox5.3% · 33,642,167 shSEC
- PassiveAmendment 4Below 5%Nov 12, 2026Dodge & Cox5% · 10,064,186 shSEC
- ActivistAmendment 4Below 5%Nov 12, 2026Lantheus Holdings, Inc.3.9% · 4,739,011 shSEC
- PassiveAmendment 1Nov 12, 2026Bandera Partners LLC6.1% · 1,156,669 shSEC
- PassiveAmendment 6Nov 12, 2026Dodge & Cox12.3% · 61,430,997 shSEC
- PassiveAmendment 5Nov 12, 2026Jane Street Group, Llc6.3% · 19,835,217 shSEC
- ActivistAmendment 4Nov 12, 2026Allen Family Digital, LLC61.8% · 64,498,356 shSEC
- ActivistAmendment 8Nov 12, 2026RTW Investments, LP16.2% · 13,142,394 shSEC
- ActivistAmendment 25Nov 12, 2026IMTIS Holdings S.a r.l.19.8% · 435,600,000 shSEC
- PassiveAmendment 2Nov 12, 2026Jane Street Group, Llc7.5% · 6,736,227 shSEC
- PassiveAmendment 1Nov 12, 2026Jane Street Group, Llc6.8% · 7,264,895 shSEC
- PassiveAmendment 24Nov 12, 2026Joseph D. Mansueto39.4% · 14,604,459 shSEC
- PassiveAmendment 4Nov 12, 2026Daniel Mansueto8.8% · 3,267,298 shSEC
- PassiveAmendment 1Nov 12, 2026Jane Street Group, Llc6.3% · 1,581,749 shSEC
- ActivistAmendment 10Nov 12, 2026Coulter James G.54.6% · 206,714,316 shSEC
- PassiveAmendment 1Nov 12, 20263i, LP9.9% · 97,610 shSEC
- PassiveAmendment 2Nov 12, 2026Jane Street Group, Llc7.7% · 13,305,229 shSEC
- PassiveAmendment 14Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC6.9% · 4,928,083 shSEC
- PassiveAmendment 2Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC7.1% · 6,766,450 shSEC
- PassiveAmendment 1Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC7.8% · 1,437,675 shSEC
- PassiveAmendment 9Below 5%Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC10.6% · 886,980 shSEC
- PassiveAmendment 3Below 5%Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC4.7% · 3,639,432 shSEC
- PassiveAmendment 3Below 5%Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC4.9% · 9,506,983 shSEC
- PassiveAmendment 17Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC7.6% · 1,799,999 shSEC
- PassiveAmendment 1Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC7.8% · 2,082,910 shSEC
- PassiveAmendment 2Below 5%Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC4% · 6,710,217 shSEC
- PassiveAmendment 4Below 5%Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC4.3% · 2,110,643 shSEC
- PassiveAmendment 2Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC6% · 2,595,933 shSEC
- PassiveAmendment 2Below 5%Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC4.7% · 2,906,692 shSEC
- PassiveAmendment 6Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC8.7% · 4,387,083 shSEC
- PassiveAmendment 9Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC5.2% · 2,690,130 shSEC
- PassiveAmendment 2Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC9.1% · 1,896,410 shSEC
- PassiveAmendment 3Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC9.3% · 1,670,397 shSEC
- PassiveAmendment 6Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC10.4% · 2,860,169 shSEC
- PassiveAmendment 2Nov 12, 2026Kayne Anderson Rudnick Investment Management, LLC5.2% · 2,843,888 shSEC
| Filing | Symbol | Holder | % Owned | Shares | Filed | SEC filing |
|---|---|---|---|---|---|---|
ActivistAmendment 3 | DDI | DoubleU Games Co., Ltd. in DoubleDown Interactive Co., Ltd. | 67.05% | 1,661,191 | Nov 13, 2026 | SEC |
PassiveAmendment 1Below 5% | REI | PEAK6 Capital Management LLC in Ring Energy, Inc. | 4% | 10,487,298 | Nov 13, 2026 | SEC |
PassiveAmendment 1Below 5% | ARBE | PEAK6 Capital Management LLC in Arbe Robotics Ltd. | 4% | 5,121,052 | Nov 13, 2026 | SEC |
ActivistAmendment 4 | HGTY | Hagerty Holding Corp. in Hagerty, Inc. | 51.4% | 144,414,656 | Nov 12, 2026 | SEC |
PassiveAmendment 1Below 5% | LYFT | Millennium Management LLC in Lyft, Inc. | 2.8% | 10,451,534 | Nov 12, 2026 | SEC |
PassiveAmendment 2Below 5% | HELP | Millennium Management LLC in Helus Pharma Inc. | 1.4% | 1,018,972 | Nov 12, 2026 | SEC |
ActivistAmendment 1Below 5% | CDLR | Scorpio Services Holding Ltd in Cadeler A/S | 0% | 0 | Nov 12, 2026 | SEC |
PassiveAmendment 1Below 5% | — | Great Lakes Advisors, Llc in abrdn ETFs | — | — | Nov 12, 2026 | SEC |
ActivistAmendment 5 | UPLD | HGGC Fund IV GP, Ltd. in Upland Software, Inc. | 22.46% | 814,858 | Nov 12, 2026 | SEC |
PassiveAmendment 3 | CNNE | William P. Foley, II in Cannae Holdings, Inc. | 12.7% | 4,992,348 | Nov 12, 2026 | SEC |
PassiveAmendment 3 | TRU | Dodge & Cox in TransUnion | 13.5% | 25,816,422 | Nov 12, 2026 | SEC |
PassiveAmendment 3Below 5% | TIGO | Dodge & Cox in Millicom International Cellular S.A. | 2.2% | 3,630,832 | Nov 12, 2026 | SEC |
PassiveAmendment 19 | TEL | Dodge & Cox in Te Connectivity Plc | 6.3% | 18,212,906 | Nov 12, 2026 | SEC |
PassiveAmendment 4Below 5% | SUI | Dodge & Cox in Sun Communities, Inc | 0% | 2,500 | Nov 12, 2026 | SEC |
PassiveAmendment 4 | SBAC | Dodge & Cox in Sba Communications Corporation | 12.1% | 12,814,010 | Nov 12, 2026 | SEC |
PassiveAmendment 5 | MET | Dodge & Cox in MetLife, Inc. | 5.3% | 33,642,167 | Nov 12, 2026 | SEC |
PassiveAmendment 4Below 5% | INCY | Dodge & Cox in Incyte Corporation | 5% | 10,064,186 | Nov 12, 2026 | SEC |
ActivistAmendment 4Below 5% | CATX | Lantheus Holdings, Inc. in Perspective Therapeutics, Inc. | 3.9% | 4,739,011 | Nov 12, 2026 | SEC |
PassiveAmendment 1 | RRGB | Bandera Partners LLC in Red Robin Gourmet Burgers Inc | 6.1% | 1,156,669 | Nov 12, 2026 | SEC |
PassiveAmendment 6 | ELAN | Dodge & Cox in Elanco Animal Health Incorporated | 12.3% | 61,430,997 | Nov 12, 2026 | SEC |
PassiveAmendment 5 | APLD | Jane Street Group, Llc in Applied Digital Corp. | 6.3% | 19,835,217 | Nov 12, 2026 | SEC |
ActivistAmendment 4 | BZFD | Allen Family Digital, LLC in BuzzFeed, Inc. | 61.8% | 64,498,356 | Nov 12, 2026 | SEC |
ActivistAmendment 8 | OBIO | RTW Investments, LP in Orchestra Biomed Holdings, Inc. | 16.2% | 13,142,394 | Nov 12, 2026 | SEC |
ActivistAmendment 25 | TKC | IMTIS Holdings S.a r.l. in Turkcell Iletisim Hizmetleri A.S. | 19.8% | 435,600,000 | Nov 12, 2026 | SEC |
PassiveAmendment 2 | ASST | Jane Street Group, Llc in Strive, Inc. | 7.5% | 6,736,227 | Nov 12, 2026 | SEC |
PassiveAmendment 1 | FSLR | Jane Street Group, Llc in First Solar, Inc. | 6.8% | 7,264,895 | Nov 12, 2026 | SEC |
PassiveAmendment 24 | MORN | Joseph D. Mansueto in Morningstar, Inc. | 39.4% | 14,604,459 | Nov 12, 2026 | SEC |
PassiveAmendment 4 | MORN | Daniel Mansueto in Morningstar, Inc. | 8.8% | 3,267,298 | Nov 12, 2026 | SEC |
PassiveAmendment 1 | OSS | Jane Street Group, Llc in One Stop Systems, Inc. | 6.3% | 1,581,749 | Nov 12, 2026 | SEC |
ActivistAmendment 10 | TPG | Coulter James G. in TPG Inc. | 54.6% | 206,714,316 | Nov 12, 2026 | SEC |
PassiveAmendment 1 | CAPS | 3i, LP in Capstone Holding Corp. | 9.9% | 97,610 | Nov 12, 2026 | SEC |
PassiveAmendment 2 | POET | Jane Street Group, Llc in Poet Technologies Inc. | 7.7% | 13,305,229 | Nov 12, 2026 | SEC |
PassiveAmendment 14 | APAM | Kayne Anderson Rudnick Investment Management, LLC in Artisan Partners Asset Mgmt | 6.9% | 4,928,083 | Nov 12, 2026 | SEC |
PassiveAmendment 2 | TTC | Kayne Anderson Rudnick Investment Management, LLC in Toro Co | 7.1% | 6,766,450 | Nov 12, 2026 | SEC |
PassiveAmendment 1 | ANDG | Kayne Anderson Rudnick Investment Management, LLC in Andersen Group Inc | 7.8% | 1,437,675 | Nov 12, 2026 | SEC |
PassiveAmendment 9Below 5% | SDHC | Kayne Anderson Rudnick Investment Management, LLC in Smith Douglas Homes Corp | 10.6% | 886,980 | Nov 12, 2026 | SEC |
PassiveAmendment 3Below 5% | ULS | Kayne Anderson Rudnick Investment Management, LLC in Ul Solutions Inc | 4.7% | 3,639,432 | Nov 12, 2026 | SEC |
PassiveAmendment 3Below 5% | HLMN | Kayne Anderson Rudnick Investment Management, LLC in Hillman Solutions Corp | 4.9% | 9,506,983 | Nov 12, 2026 | SEC |
PassiveAmendment 17 | GSHD | Kayne Anderson Rudnick Investment Management, LLC in Goosehead Ins Inc | 7.6% | 1,799,999 | Nov 12, 2026 | SEC |
PassiveAmendment 1 | IBP | Kayne Anderson Rudnick Investment Management, LLC in Installed Bldg Prods Inc | 7.8% | 2,082,910 | Nov 12, 2026 | SEC |
PassiveAmendment 2Below 5% | ZWS | Kayne Anderson Rudnick Investment Management, LLC in Zurn Elkay Water Solns Corp | 4% | 6,710,217 | Nov 12, 2026 | SEC |
PassiveAmendment 4Below 5% | BFAM | Kayne Anderson Rudnick Investment Management, LLC in Bright Horizons Fam Sol Inc | 4.3% | 2,110,643 | Nov 12, 2026 | SEC |
PassiveAmendment 2 | HLNE | Kayne Anderson Rudnick Investment Management, LLC in Hamilton Lane Inc | 6% | 2,595,933 | Nov 12, 2026 | SEC |
PassiveAmendment 2Below 5% | GTY | Kayne Anderson Rudnick Investment Management, LLC in Getty Realty Corp New | 4.7% | 2,906,692 | Nov 12, 2026 | SEC |
PassiveAmendment 6 | CRVL | Kayne Anderson Rudnick Investment Management, LLC in Corvel Corp | 8.7% | 4,387,083 | Nov 12, 2026 | SEC |
PassiveAmendment 9 | THO | Kayne Anderson Rudnick Investment Management, LLC in Thor Inds Inc | 5.2% | 2,690,130 | Nov 12, 2026 | SEC |
PassiveAmendment 2 | HWKN | Kayne Anderson Rudnick Investment Management, LLC in Hawkins Inc | 9.1% | 1,896,410 | Nov 12, 2026 | SEC |
PassiveAmendment 3 | KFRC | Kayne Anderson Rudnick Investment Management, LLC in Kforce Inc | 9.3% | 1,670,397 | Nov 12, 2026 | SEC |
PassiveAmendment 6 | FCN | Kayne Anderson Rudnick Investment Management, LLC in Fti Consulting Inc | 10.4% | 2,860,169 | Nov 12, 2026 | SEC |
PassiveAmendment 2 | UFPI | Kayne Anderson Rudnick Investment Management, LLC in Ufp Industries Inc | 5.2% | 2,843,888 | Nov 12, 2026 | SEC |