Who owns AMENTUM HOLDINGS INC COM?
- Ticker: AMTM
- CUSIP Number: 023939101
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Analyze quarterly positions in Amentum Holdings with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Amentum Holdings stock
Who bought or sold AMENTUM HOLDINGS INC COM this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| American Securities | 45M | $1.3B | 0% | Dec 2025 |
|
| Invesco | 22M | $633M | -1% | Dec 2025 |
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| BlackRock | 18M | $506M | -3% | Dec 2025 |
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| Vanguard Group | 15M | $447M | -1% | Dec 2025 |
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| PRIMECAP Management Company | 12M | $352M | 2% | Dec 2025 |
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| Legacy Advisors | 9.8M | $9.8M | 100% | Dec 2025 |
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| FMR | 6.2M | $149M | 36% | Sep 2025 |
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| Frontier Capital Management | 5.8M | $167M | 11% | Dec 2025 |
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| State Street Corporation | 5.1M | $147M | -26% | Dec 2025 |
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| Colony | 2.8M | $81M | 8468% | Dec 2025 |
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| Geode Capital Management | 2.7M | $77M | 0% | Dec 2025 |
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| Ruane, Cunniff & Goldfarb | 2.4M | $69M | -1% | Dec 2025 |
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| Norges Bank Investment Management | 2.3M | $67M | 100% | Dec 2025 |
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| Thrivent Financial for Lutherans | 2.1M | $60M | 15% | Dec 2025 |
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| Mirae Asset Global Etfs Holdings | 2.0M | $58M | -6% | Dec 2025 |
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| Charles Schwab Investment Management | 2.0M | $57M | 6% | Dec 2025 |
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| Thompson, Siegel, & Walmsley | 1.9M | $56M | -30% | Dec 2025 |
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| Dimensional Fund Advisors | 1.8M | $53M | 40% | Dec 2025 |
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| Arvin Capital Management | 1.8M | $52M | 10% | Dec 2025 |
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| Fil | 1.6M | $37M | -25% | Sep 2025 |
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| Cooper Creek Partners Management | 1.6M | $45M | 100% | Dec 2025 |
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| Brightline Capital Management | 1.4M | $40M | 16% | Dec 2025 |
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| ExodusPoint Capital Management | 1.2M | $34M | 1015% | Dec 2025 |
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| Ing Investment Management | 1.1M | $33M | 6% | Dec 2025 |
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| Discovery Capital Management | 1.1M | $27M | -50% | Sep 2025 |
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| Loomis, Sayles and | 1.1M | $32M | 5% | Dec 2025 |
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| Susquehanna International | 1.0M | $30M | 65% | Dec 2025 |
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| Northern Trust | 953k | $28M | 1% | Dec 2025 |
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| Bank of New York Mellon | 922k | $27M | 6% | Dec 2025 |
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| Cacti Asset Management | 882k | $26M | 3% | Dec 2025 |
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| Verition Fund Management | 865k | $25M | -24% | Dec 2025 |
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| Avenir Corporation | 851k | $25M | -1% | Dec 2025 |
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| 683 Capital Management | 835k | $24M | -35% | Dec 2025 |
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| Nuveen | 814k | $24M | 8% | Dec 2025 |
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| PENN Capital Management | 744k | $22M | -23% | Dec 2025 |
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| Principal Financial Group | 728k | $21M | -1% | Dec 2025 |
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| Point72 Asset Management | 695k | $20M | -50% | Dec 2025 |
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| Goldman Sachs Group | 644k | $19M | -23% | Dec 2025 |
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| Millennium Management | 641k | $15M | -86% | Sep 2025 |
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| Segra Capital Management | 605k | $18M | 45% | Dec 2025 |
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| Caption Management | 557k | $16M | 1254% | Dec 2025 |
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| New York State Common Retirement Fund | 535k | $16M | -19% | Dec 2025 |
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| Van Eck Associates Corp. | 531k | $15M | -31% | Dec 2025 |
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| Public Sector Pension Investment Board | 531k | $15M | -11% | Dec 2025 |
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| Royce & Associates | 495k | $14M | 9% | Dec 2025 |
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| Hyperion Capital Advisors | 492k | $14M | 17% | Dec 2025 |
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| Wells Fargo & Company | 465k | $14M | 970% | Dec 2025 |
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| Russell Investments | 437k | $13M | 51% | Dec 2025 |
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| CI Investments | 426k | $12M | -1% | Dec 2025 |
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| Citadel Advisors | 422k | $10M | -56% | Sep 2025 |
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| Peak6 | 418k | $12M | 100% | Dec 2025 |
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| Moore Capital Management | 407k | $9.8M | -33% | Sep 2025 |
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| Ancora Advisors | 402k | $12M | 201% | Dec 2025 |
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| Two Sigma Investments | 399k | $9.6M | 2807% | Sep 2025 |
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| Vident Advisory | 383k | $11M | -16% | Dec 2025 |
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| First Trust Advisors | 378k | $11M | 879% | Dec 2025 |
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| Legal & General Group | 369k | $11M | -5% | Dec 2025 |
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| Aristotle Capital Boston | 359k | $10M | -12% | Dec 2025 |
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| SG Americas Securities | 345k | $10M | 1088% | Dec 2025 |
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| Ameriprise Financial | 339k | $9.8M | -5% | Dec 2025 |
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| Swiss National Bank | 312k | $9.0M | 2% | Dec 2025 |
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| Exchange Traded Concepts | 311k | $9.0M | 16% | Dec 2025 |
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| Brian McDonald | 302k | $8.7M | -4% | Dec 2025 |
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| Rhumbline Advisers | 291k | $8.5M | 1% | Dec 2025 |
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| Grizzlyrock Capital | 285k | $8.3M | 1% | Dec 2025 |
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| CalPERS | 279k | $8.1M | 20% | Dec 2025 |
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| Hotchkis and Wiley Capital Management | 268k | $6.4M | 100% | Sep 2025 |
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| Ubs Global Asset Management Americas | 253k | $7.3M | -9% | Dec 2025 |
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| Gotham Asset Management | 245k | $5.9M | 100% | Sep 2025 |
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| Royal Bank of Canada | 242k | $5.7M | -45% | Sep 2025 |
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| Twin Tree Management | 237k | $6.9M | 100% | Dec 2025 |
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| AWH Capital | 235k | $6.8M | 0% | Dec 2025 |
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| CenterBook Partners | 222k | $6.4M | -28% | Dec 2025 |
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| Algert Coldiron Investors | 222k | $5.3M | 828% | Sep 2025 |
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| Susquehanna Fundamental Investments | 220k | $6.4M | 305% | Dec 2025 |
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| Sei Investments | 217k | $6.3M | 8% | Dec 2025 |
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| UBS Group | 206k | $6.0M | -11% | Dec 2025 |
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| Hudson Value Partners | 188k | $5.5M | 1% | Dec 2025 |
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| Telos Capital Management | 188k | $5.4M | -1% | Dec 2025 |
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| Soviero Asset Management | 178k | $5.2M | 15% | Dec 2025 |
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| First National Bank Of Omaha | 178k | $5.2M | 100% | Dec 2025 |
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| Lingohr & Partner Asset Management GmbH | 175k | $4.2M | 1650% | Sep 2025 |
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| Country Club Bank | 173k | $3.9M | 0% | Sep 2025 |
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| Alliancebernstein | 170k | $4.1M | -51% | Sep 2025 |
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| Raymond James Financial | 168k | $4.9M | 21% | Dec 2025 |
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| New York State Teachers Retirement System | 166k | $4.8M | 18% | Dec 2025 |
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| AQR Capital Management | 165k | $4.0M | -53% | Sep 2025 |
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| Two Sigma Advisers | 159k | $3.8M | 100% | Sep 2025 |
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| Wealth Enhancement Advisory Services | 156k | $4.9M | 4% | Dec 2025 |
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| California State Teachers Retirement System | 150k | $4.3M | -8% | Dec 2025 |
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| Qube Research & Technologies | 146k | $4.2M | 100% | Dec 2025 |
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| Prudential Financial | 142k | $4.1M | -3% | Dec 2025 |
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| Twinbeech Capital | 138k | $4.0M | -38% | Dec 2025 |
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| South Dakota Investment Council | 123k | $3.6M | 91% | Dec 2025 |
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| Jane Street | 122k | $3.5M | -71% | Dec 2025 |
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| Florida State Board of Administration | 121k | $3.5M | 0% | Dec 2025 |
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| Soros Fund Management | 109k | $3.2M | 100% | Dec 2025 |
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| Jpmorgan Chase & Co | 105k | $2.5M | 100% | Sep 2025 |
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| Walleye Trading | 104k | $3.0M | -45% | Dec 2025 |
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| State of Wisconsin Investment Board | 104k | $3.0M | 13% | Dec 2025 |
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| Wsfs Capital Management | 102k | $3.0M | 28% | Dec 2025 |
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| Winton Capital | 101k | $2.9M | 90% | Dec 2025 |
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| State of New Jersey Common Pension Fund D | 99k | $2.9M | 13% | Dec 2025 |
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| North Growth Management | 98k | $2.8M | 1% | Dec 2025 |
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| Nomura Holdings | 94k | $2.7M | 100% | Dec 2025 |
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| GAMCO Asset Management | 92k | $2.7M | -8% | Dec 2025 |
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| Wolverine Trading | 89k | $2.0M | 100% | Sep 2025 |
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| LPL Financial | 87k | $2.5M | -4% | Dec 2025 |
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| CSM Advisors | 85k | $2.5M | -58% | Dec 2025 |
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| Holocene Advisors | 79k | $2.3M | 73% | Dec 2025 |
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| Alaska Retirement Management Board | 78k | $2.3M | 1% | Dec 2025 |
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| Quantinno Capital Management | 78k | $2.3M | 20% | Dec 2025 |
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| Pine Valley Investments Ltd Liability | 76k | $2.2M | 3% | Dec 2025 |
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| Louisiana State Employees Retirement System | 70k | $2.0M | 0% | Dec 2025 |
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| Resolute Capital Asset Partners | 70k | $2.0M | 100% | Dec 2025 |
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| Henderson Group | 69k | $1.7M | 100% | Sep 2025 |
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| Cubist Systematic Strategies | 69k | $1.6M | 100% | Sep 2025 |
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| Wolverine Asset Management | 68k | $2.0M | 0% | Dec 2025 |
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| Tudor Investment Corporation | 68k | $1.6M | 247% | Sep 2025 |
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| Envestnet Asset Management | 68k | $2.0M | -24% | Dec 2025 |
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| Treasurer of the State of North Carolina | 67k | $1.9M | -7% | Dec 2025 |
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| Police & Firemen's Retirement System of New Jersey | 67k | $1.9M | -7% | Dec 2025 |
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| Mraz, Amerine & Associates | 64k | $1.9M | 120% | Dec 2025 |
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| Hahn Capital Management | 62k | $1.8M | -6% | Dec 2025 |
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| Crestwood Advisors | 60k | $1.7M | -23% | Dec 2025 |
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| Natixis Asset Management Advisors | 58k | $1.7M | -14% | Dec 2025 |
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| Amalgamated Bank | 54k | $1.6M | 14% | Dec 2025 |
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| HPM Partners | 52k | $1.5M | 56% | Dec 2025 |
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| Ohio Pers | 51k | $1.2M | 0% | Sep 2025 |
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| William Blair $ Company | 51k | $1.2M | -10% | Sep 2025 |
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| Steadtrust | 50k | $1.5M | 100% | Dec 2025 |
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| Barclays | 50k | $1.5M | -6% | Dec 2025 |
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| Blackstone Group | 49k | $1.2M | 100% | Sep 2025 |
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| Delphi Management | 49k | $1.4M | 100% | Dec 2025 |
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| Mariner Wealth Advisors | 49k | $1.4M | 20% | Dec 2025 |
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| Victory Capital Management | 47k | $1.4M | 63% | Dec 2025 |
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| State of Tennessee, Treasury Department | 46k | $1.7M | -29% | Dec 2025 |
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| Hikari Tsushin | 45k | $1.3M | 0% | Dec 2025 |
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| Creative Planning | 45k | $1.3M | 24% | Dec 2025 |
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| XTX Topco | 45k | $1.3M | -9% | Dec 2025 |
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| CWM | 45k | $1.3M | 187% | Dec 2025 |
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| Arizona State Retirement System | 44k | $1.3M | -6% | Dec 2025 |
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| Atom Investors | 44k | $1.3M | -70% | Dec 2025 |
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| Ward Williams | 44k | $1.3M | -9% | Dec 2025 |
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| Arp Americas | 43k | $1.2M | 0% | Dec 2025 |
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| Yousif Capital Management | 38k | $1.3M | -13% | Dec 2025 |
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| Ieq Capital | 38k | $1.1M | 100% | Dec 2025 |
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| Commonwealth of Pennsylvania | 38k | $1.1M | -3% | Dec 2025 |
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| Teachers Retirement System Of The State Of Kentucky | 38k | $1.1M | -11% | Dec 2025 |
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| Manufacturers Life Insurance Company | 37k | $1.1M | 4% | Dec 2025 |
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| CI Private Wealth | 37k | $1.1M | -6% | Dec 2025 |
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| Clear Harbor Asset Management | 36k | $1.1M | -9% | Dec 2025 |
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| Teacher Retirement System Of Texas | 36k | $1.0M | -34% | Dec 2025 |
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| Tower Bridge Advisors | 34k | $991k | -8% | Dec 2025 |
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| Universal- Beteiligungs- und Servicegesellschaft mbH | 33k | $964k | -12% | Dec 2025 |
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| Capital Fund Management | 28k | $671k | -76% | Sep 2025 |
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| Alpine Partners VI | 25k | $725k | -67% | Dec 2025 |
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| Wellington Management Company | 20k | $472k | -68% | Sep 2025 |
|
Who sold out of Amentum Holdings?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Kovitz Investment Group Partners | Sep 2025 | 3.0M | $72M |
| Freestone Grove Partners | Sep 2025 | 2.1M | $49M |
| Voss Capital | Sep 2025 | 625k | $15M |
| BW Gestao de Investimentos | Sep 2025 | 512k | $12M |
| Loews Corporation | Jun 2025 | 470k | $11M |
| Trexquant Investment | Sep 2025 | 256k | $6.1M |
| Hrt Financial | Sep 2025 | 186k | $4.5M |
| Engineers Gate Manager | Sep 2025 | 126k | $3.0M |
| Dark Forest Capital Management | Sep 2025 | 96k | $2.3M |
| Illinois Municipal Retirement Fund | Sep 2025 | 83k | $2.0M |
| Oppenheimer & Co | Sep 2025 | 76k | $1.8M |
| Kerrisdale Advisers | Sep 2025 | 40k | $947k |
| EntryPoint Capital | Sep 2025 | 38k | $915k |