Who owns AMENTUM HOLDINGS INC COM?
- Ticker: AMTM
- CUSIP Number: 023939101
Tip: Access positions for across all investors
Analyze quarterly positions in Amentum Holdings with up to 7 years of data, all consolidated into one spreadsheet
Download as csv
Download as Excel
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 | $560M | -2% | Mar 2026 |
|
| BlackRock | 18M | $465M | 2% | Mar 2026 |
|
| Vanguard Group | 15M | $447M | -1% | Dec 2025 |
|
| PRIMECAP Management Company | 12M | $315M | 0% | Mar 2026 |
|
| Legacy Advisors | 9.1M | $9.1M | -8% | Mar 2026 |
|
| Vanguard Portfolio Management | 7.9M | $205M | 100% | Mar 2026 |
|
| FMR | 6.7M | $195M | 8% | Dec 2025 |
|
| Vanguard Capital Management | 6.7M | $174M | 100% | Mar 2026 |
|
| Frontier Capital Management | 5.8M | $167M | 11% | Dec 2025 |
|
| State Street Corporation | 5.1M | $147M | -26% | Dec 2025 |
|
| Dimensional Fund Advisors | 3.8M | $99M | 107% | Mar 2026 |
|
| Geode Capital Management | 2.8M | $73M | 6% | Mar 2026 |
|
| Colony | 2.8M | $81M | 8468% | Dec 2025 |
|
| Mirae Asset Global Etfs Holdings | 2.8M | $73M | 42% | Mar 2026 |
|
| Bank of America Corporation | 2.4M | $63M | 100% | Mar 2026 |
|
| Ruane, Cunniff & Goldfarb | 2.4M | $69M | -1% | Dec 2025 |
|
| Morgan Stanley | 2.2M | $58M | 8% | Mar 2026 |
|
| Thrivent Financial for Lutherans | 2.1M | $55M | 2% | Mar 2026 |
|
| Charles Schwab Investment Management | 2.0M | $57M | 6% | Dec 2025 |
|
| Segra Capital Management | 1.8M | $47M | 200% | Mar 2026 |
|
| Arvin Capital Management | 1.8M | $52M | 10% | Dec 2025 |
|
| UBS Group | 1.7M | $45M | 730% | Mar 2026 |
|
| Point72 Asset Management | 1.6M | $43M | 135% | Mar 2026 |
|
| Permian Investment Partners | 1.6M | $41M | 100% | Mar 2026 |
|
| Toronto-Dominion Bank | 1.6M | $38M | 100% | Mar 2026 |
|
| Thompson, Siegel, & Walmsley | 1.5M | $40M | -21% | Mar 2026 |
|
| Fil | 1.4M | $42M | -8% | Dec 2025 |
|
| Brightline Capital Management | 1.4M | $40M | 16% | Dec 2025 |
|
| Ing Investment Management | 1.2M | $31M | 5% | Mar 2026 |
|
| Goldman Sachs Group | 1.1M | $30M | 76% | Mar 2026 |
|
| Loomis, Sayles and | 1.1M | $32M | 5% | Dec 2025 |
|
| Susquehanna International | 1.0M | $30M | 65% | Dec 2025 |
|
| Troluce Capital Advisors | 1.0M | $26M | 100% | Mar 2026 |
|
| Northern Trust | 953k | $28M | 1% | Dec 2025 |
|
| Vanguard Fiduciary Trust | 948k | $25M | 100% | Mar 2026 |
|
| Cooper Creek Partners Management | 929k | $24M | -40% | Mar 2026 |
|
| Two Sigma Investments | 928k | $24M | 45% | Mar 2026 |
|
| Bank of New York Mellon | 909k | $24M | -1% | Mar 2026 |
|
| Cacti Asset Management | 882k | $23M | 0% | Mar 2026 |
|
| Moore Capital Management | 874k | $23M | 84% | Mar 2026 |
|
| Nuveen | 872k | $23M | 7% | Mar 2026 |
|
| Verition Fund Management | 865k | $25M | -24% | Dec 2025 |
|
| Avenir Corporation | 841k | $22M | -1% | Mar 2026 |
|
| 683 Capital Management | 775k | $20M | -7% | Mar 2026 |
|
| Principal Financial Group | 745k | $19M | 2% | Mar 2026 |
|
| Russell Investments | 714k | $19M | 63% | Mar 2026 |
|
| Ancora Advisors | 703k | $18M | 75% | Mar 2026 |
|
| PENN Capital Management | 694k | $18M | -7% | Mar 2026 |
|
| Wells Fargo & Company | 637k | $17M | 37% | Mar 2026 |
|
| Millennium Management | 631k | $17M | 931% | Mar 2026 |
|
| Caption Management | 557k | $16M | 1254% | Dec 2025 |
|
| Public Sector Pension Investment Board | 550k | $14M | 4% | Mar 2026 |
|
| Royce & Associates | 550k | $14M | 11% | Mar 2026 |
|
| Van Eck Associates Corp. | 531k | $15M | -31% | Dec 2025 |
|
| Gotham Asset Management | 521k | $14M | -18% | Mar 2026 |
|
| AQR Capital Management | 508k | $13M | -65% | Mar 2026 |
|
| Citadel Advisors | 507k | $13M | -8% | Mar 2026 |
|
| New York State Common Retirement Fund | 503k | $13M | -6% | Mar 2026 |
|
| Hyperion Capital Advisors | 492k | $14M | 17% | Dec 2025 |
|
| Jane Street | 422k | $11M | 246% | Mar 2026 |
|
| CI Investments | 420k | $11M | -1% | Mar 2026 |
|
| Vident Advisory | 383k | $11M | -16% | Dec 2025 |
|
| De Lisle Partners | 380k | $9.9M | 100% | Mar 2026 |
|
| Aristotle Capital Boston | 359k | $10M | -12% | Dec 2025 |
|
| Legal & General Group | 335k | $8.7M | -9% | Mar 2026 |
|
| Hotchkis and Wiley Capital Management | 334k | $8.7M | 24% | Mar 2026 |
|
| Mawer Investment Management | 334k | $8.7M | 100% | Mar 2026 |
|
| Ameriprise Financial | 330k | $8.6M | -3% | Mar 2026 |
|
| Rovida Investment Management | 315k | $8.2M | 100% | Mar 2026 |
|
| Swiss National Bank | 313k | $8.2M | 1% | Mar 2026 |
|
| Brian McDonald | 302k | $8.7M | -4% | Dec 2025 |
|
| Rhumbline Advisers | 300k | $7.8M | 3% | Mar 2026 |
|
| Exchange Traded Concepts | 295k | $7.7M | -5% | Mar 2026 |
|
| Sei Investments | 295k | $7.7M | 36% | Mar 2026 |
|
| Grizzlyrock Capital | 289k | $7.5M | 1% | Mar 2026 |
|
| CalPERS | 277k | $7.2M | -1% | Mar 2026 |
|
| SG Americas Securities | 275k | $7.2M | -20% | Mar 2026 |
|
| Fifth Third Bancorp | 273k | $7.1M | 10457% | Mar 2026 |
|
| First National Bank Of Omaha | 248k | $6.3M | 40% | Mar 2026 |
|
| Ubs Global Asset Management Americas | 248k | $6.5M | -2% | Mar 2026 |
|
| Twin Tree Management | 247k | $6.4M | 4% | Mar 2026 |
|
| Walleye Trading | 239k | $6.2M | 130% | Mar 2026 |
|
| AWH Capital | 235k | $6.1M | 0% | Mar 2026 |
|
| Royal Bank of Canada | 232k | $7.1M | -4% | Mar 2026 |
|
| First Trust Advisors | 228k | $5.9M | -40% | Mar 2026 |
|
| Susquehanna Fundamental Investments | 220k | $6.4M | 305% | Dec 2025 |
|
| Hudson Value Partners | 204k | $5.3M | 8% | Mar 2026 |
|
| Telos Capital Management | 190k | $5.0M | 1% | Mar 2026 |
|
| California State Teachers Retirement System | 185k | $4.8M | 23% | Mar 2026 |
|
| Soviero Asset Management | 178k | $5.2M | 15% | Dec 2025 |
|
| North Growth Management | 172k | $4.5M | 76% | Mar 2026 |
|
| OpenArc Corporate Advisory | 170k | $4.4M | 100% | Mar 2026 |
|
| Oppenheimer & Co | 169k | $4.4M | 100% | Mar 2026 |
|
| Raymond James Financial | 168k | $4.9M | 21% | Dec 2025 |
|
| New York State Teachers Retirement System | 165k | $4.3M | 0% | Mar 2026 |
|
| WEDGE Capital Management L | 165k | $4.3M | 100% | Mar 2026 |
|
| Qube Research & Technologies | 146k | $4.2M | 100% | Dec 2025 |
|
| Quantinno Capital Management | 146k | $3.8M | 87% | Mar 2026 |
|
| CenterBook Partners | 144k | $3.7M | -35% | Mar 2026 |
|
| Prudential Financial | 140k | $3.7M | -1% | Mar 2026 |
|
| Vanguard Asset Management | 128k | $3.3M | 100% | Mar 2026 |
|
| Bessemer | 126k | $3.3M | 7143% | Mar 2026 |
|
| Holocene Advisors | 123k | $3.2M | 55% | Mar 2026 |
|
| South Dakota Investment Council | 123k | $3.2M | 0% | Mar 2026 |
|
| Florida State Board of Administration | 121k | $3.2M | 0% | Mar 2026 |
|
| Wsfs Capital Management | 117k | $3.0M | 15% | Mar 2026 |
|
| Soros Fund Management | 108k | $2.8M | -2% | Mar 2026 |
|
| State of Wisconsin Investment Board | 104k | $3.0M | 13% | Dec 2025 |
|
| Algert Coldiron Investors | 101k | $2.6M | -41% | Mar 2026 |
|
| Nomura Holdings | 94k | $2.5M | 0% | Mar 2026 |
|
| GAMCO Asset Management | 92k | $2.7M | -8% | Dec 2025 |
|
| Lido Advisors | 92k | $2.4M | 833% | Mar 2026 |
|
| LPL Financial | 89k | $2.3M | 2% | Mar 2026 |
|
| Boothbay Fund Management | 86k | $2.2M | 1095% | Mar 2026 |
|
| CSM Advisors | 85k | $2.5M | -58% | Dec 2025 |
|
| Illinois Municipal Retirement Fund | 83k | $2.2M | 100% | Mar 2026 |
|
| Brevan Howard Capital Management | 77k | $2.0M | 120% | Mar 2026 |
|
| Pine Valley Investments Ltd Liability | 76k | $2.2M | 3% | Dec 2025 |
|
| Alaska Retirement Management Board | 76k | $2.0M | -3% | Mar 2026 |
|
| Alliancebernstein | 74k | $2.1M | 4% | Mar 2026 |
|
| Mraz, Amerine & Associates | 72k | $1.9M | 12% | Mar 2026 |
|
| Oak Thistle | 72k | $1.9M | 118% | Mar 2026 |
|
| Ridge Creek Global | 71k | $1.8M | 100% | Mar 2026 |
|
| Police & Firemen's Retirement System of New Jersey | 70k | $1.8M | 5% | Mar 2026 |
|
| State of New Jersey Common Pension Fund D | 70k | $1.8M | -29% | Mar 2026 |
|
| Henderson Group | 69k | $1.8M | 0% | Mar 2026 |
|
| Louisiana State Employees Retirement System | 68k | $1.8M | -3% | Mar 2026 |
|
| Treasurer of the State of North Carolina | 67k | $1.9M | -7% | Dec 2025 |
|
| D. E. Shaw & Co | 66k | $1.7M | 100% | Mar 2026 |
|
| Creative Planning | 65k | $1.7M | 44% | Mar 2026 |
|
| Peak6 | 62k | $1.6M | -85% | Mar 2026 |
|
| Envestnet Asset Management | 62k | $1.6M | -9% | Mar 2026 |
|
| Vanguard Global Advisers | 61k | $1.6M | 100% | Mar 2026 |
|
| Amalgamated Bank | 58k | $1.5M | 8% | Mar 2026 |
|
| Crestwood Advisors | 57k | $1.5M | -5% | Mar 2026 |
|
| Winton Capital | 56k | $1.4M | -45% | Mar 2026 |
|
| Natixis Asset Management Advisors | 54k | $1.4M | -6% | Mar 2026 |
|
| Marex Group | 53k | $1.4M | 308% | Mar 2026 |
|
| Mirabella Financial Services | 53k | $1.4M | 573% | Mar 2026 |
|
| Wolverine Asset Management | 52k | $1.4M | -24% | Mar 2026 |
|
| Hahn Capital Management | 51k | $1.3M | -17% | Mar 2026 |
|
| Barclays | 50k | $1.5M | -6% | Dec 2025 |
|
| Advisors Asset Management | 50k | $1.3M | 137% | Mar 2026 |
|
| William Blair $ Company | 49k | $1.3M | -38% | Mar 2026 |
|
| Ohio Pers | 49k | $1.4M | -4% | Dec 2025 |
|
| Walleye Trading Advisors | 49k | $1.3M | 142% | Mar 2026 |
|
| Victory Capital Management | 47k | $1.4M | 63% | Dec 2025 |
|
| Maverick Capital | 46k | $1.2M | 100% | Mar 2026 |
|
| State of Tennessee, Treasury Department | 46k | $1.2M | 0% | Mar 2026 |
|
| Steadtrust | 45k | $1.2M | -10% | Mar 2026 |
|
| XTX Topco | 45k | $1.3M | -9% | Dec 2025 |
|
| Atom Investors | 44k | $1.3M | -70% | Dec 2025 |
|
| Ward Williams | 44k | $1.3M | -9% | Dec 2025 |
|
| HPM Partners | 42k | $1.1M | -18% | Mar 2026 |
|
| Delphi Management | 38k | $988k | -23% | Mar 2026 |
|
| Balyasny Asset Management | 18k | $478k | -93% | Mar 2026 |
|
Who sold out of Amentum Holdings?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Norges Bank Investment Management | Dec 2025 | 2.3M | $67M |
| ExodusPoint Capital Management | Dec 2025 | 1.2M | $34M |
| Voss Capital | Sep 2025 | 625k | $15M |
| Two Sigma Advisers | Dec 2025 | 157k | $4.6M |
| Wealth Enhancement Advisory Services | Dec 2025 | 156k | $4.9M |
| Twinbeech Capital | Dec 2025 | 138k | $4.0M |
| Engineers Gate Manager | Sep 2025 | 126k | $3.0M |
| Jpmorgan Chase & Co | Sep 2025 | 105k | $2.5M |
| Blackstone Group | Dec 2025 | 100k | $2.9M |
| Resolute Capital Asset Partners | Dec 2025 | 70k | $2.0M |
| Mariner Wealth Advisors | Dec 2025 | 49k | $1.4M |