AMTM
Amentum Holdings, Inc.Company with tickers: AMTM
CIK
2011286
CUSIP
023939101
Shares Outstanding
243,935,176
Price
Holdings
Short Volume
Short Interest
Fails to Deliver
SEC Filings
Earnings Calls
Insider Trading
Congress Trades
Report Date:
Holders: 477
Total Value: $5,538,170,948
Total Shares: 190,971,412
Showing top 100 of 477 holders by value
| Holder | Value (USD) | Shares | Type | Discretion | Filed | Action |
|---|---|---|---|---|---|---|
| AMERICAN SECURITIES LLC | $1,305,775,547 | 45,026,743 | Shares | Sole | 2026-02-12 | View |
| Invesco Ltd. | $633,186,087 | 21,834,003 | Shares | Defined | 2026-02-19 | View |
| BlackRock, Inc. | $506,313,871 | 17,459,099 | Shares | Sole | 2026-02-12 | View |
| PRIMECAP MANAGEMENT CO/CA/ | $351,680,883 | 12,126,927 | Shares | Sole | 2026-02-11 | View |
| Legacy Advisors, LLC | $284,614,381 | 9,814,289 | Shares | Sole | 2026-01-27 | View |
| FMR LLC | $194,511,816 | 6,707,304 | Shares | Defined | 2026-02-17 | View |
| FRONTIER CAPITAL MANAGEMENT CO LLC | $167,416,304 | 5,772,976 | Shares | Sole | 2026-02-17 | View |
| STATE STREET CORP | $146,786,980 | 5,061,620 | Shares | Defined | 2026-02-13 | View |
| Colony Group, LLC | $81,038,093 | 2,794,417 | Shares | Sole | 2026-02-13 | View |
| GEODE CAPITAL MANAGEMENT, LLC | $77,121,556 | 2,659,364 | Shares | Defined | 2026-02-09 | View |
| Ruane, Cunniff & Goldfarb L.P. | $69,429,741 | 2,394,129 | Shares | Sole | 2026-02-13 | View |
| NORGES BANK | $66,528,813 | 2,294,097 | Shares | Sole | 2026-02-10 | View |
| Thrivent Financial for Lutherans | $60,004,016 | 2,069,104 | Shares | Defined | 2026-02-05 | View |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $56,895,883 | 1,961,927 | Shares | Defined | 2026-02-17 | View |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $56,608,058 | 1,952,002 | Shares | Sole | 2026-02-13 | View |
| THOMPSON SIEGEL & WALMSLEY LLC | $55,732,461 | 1,921,809 | Shares | Defined | 2026-02-10 | View |
| DIMENSIONAL FUND ADVISORS LP | $53,154,854 | 1,832,926 | Shares | Sole | 2026-02-12 | View |
| Arvin Capital Management LP | $47,458,268 | 1,636,492 | Shares | Sole | 2026-02-13 | View |
| COOPER CREEK PARTNERS MANAGEMENT LLC | $45,039,146 | 1,553,074 | Shares | Sole | 2026-02-17 | View |
| AQR CAPITAL MANAGEMENT LLC | $42,109,421 | 1,452,049 | Shares | Other | 2026-02-17 | View |
| FIL Ltd | $41,452,136 | 1,429,384 | Shares | Defined | 2026-02-17 | View |
| BRIGHTLINE CAPITAL MANAGEMENT, LLC | $40,368,000 | 1,392,000 | Shares | Sole | 2026-02-13 | View |
| ExodusPoint Capital Management, LP | $34,341,394 | 1,184,186 | Shares | Sole | 2026-02-17 | View |
| BANK OF AMERICA CORP /DE/ | $33,565,383 | 1,157,427 | Shares | Defined | 2026-02-17 | View |
| Voya Investment Management LLC | $33,276,833 | 1,147,477 | Shares | Defined | 2026-02-12 | View |
| LOOMIS SAYLES & CO L P | $32,448,970 | 1,118,930 | Shares | Defined | 2026-02-12 | View |
| NORTHERN TRUST CORP | $27,636,333 | 952,977 | Shares | Other | 2026-02-17 | View |
| MORGAN STANLEY | $27,080,287 | 933,803 | Shares | Defined | 2026-02-13 | View |
| VANGUARD GROUP INC | $26,914,349 | 928,081 | Shares | Defined | 2026-01-29 | View |
| Bank of New York Mellon Corp | $26,740,813 | 922,097 | Shares | Defined | 2026-02-10 | View |
| CACTI ASSET MANAGEMENT LLC | $25,569,068 | 881,692 | Shares | Sole | 2026-01-02 | View |
| Verition Fund Management LLC | $25,089,988 | 865,172 | Shares | Sole | 2026-02-13 | View |
| AVENIR CORP | $24,677,376 | 850,944 | Shares | Sole | 2026-02-13 | View |
| 683 Capital Management, LLC | $24,215,000 | 835,000 | Shares | Defined | 2026-02-17 | View |
| PENN CAPITAL MANAGEMENT CO INC | $21,574,173 | 743,937 | Shares | Sole | 2026-02-09 | View |
| PRINCIPAL FINANCIAL GROUP INC | $21,124,006 | 728,414 | Shares | Defined | 2026-02-02 | View |
| Point72 Asset Management, L.P. | $20,163,323 | 695,287 | Shares | Defined | 2026-02-17 | View |
| GOLDMAN SACHS GROUP INC | $18,680,582 | 644,158 | Shares | Defined | 2026-02-10 | View |
| TWO SIGMA INVESTMENTS, LP | $18,501,594 | 637,986 | Shares | Sole | 2026-02-17 | View |
| Gotham Asset Management, LLC | $18,427,470 | 635,430 | Shares | Sole | 2026-02-17 | View |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $17,608,800 | 607,200 | Shares | Other | 2026-02-17 | View |
| Segra Capital Management, LLC | $17,539,490 | 604,810 | Shares | Sole | 2026-02-17 | View |
| Nuveen, LLC | $17,524,178 | 604,282 | Shares | Defined | 2026-02-12 | View |
| NEW YORK STATE COMMON RETIREMENT FUND | $15,521,322 | 535,218 | Shares | Sole | 2026-02-12 | View |
| VAN ECK ASSOCIATES CORP | $15,399,203 | 531,007 | Shares | Defined | 2026-02-13 | View |
| Public Sector Pension Investment Board | $15,386,414 | 530,566 | Shares | Sole | 2026-02-13 | View |
| ROYCE & ASSOCIATES LP | $14,363,294 | 495,286 | Shares | Sole | 2026-02-09 | View |
| Hyperion Capital Advisors LP | $14,264,288 | 491,872 | Shares | Sole | 2026-02-13 | View |
| MOORE CAPITAL MANAGEMENT, LP | $13,784,106 | 475,314 | Shares | Sole | 2026-02-17 | View |
| WELLS FARGO & COMPANY/MN | $13,477,431 | 464,739 | Shares | Defined | 2026-02-13 | View |
| CI INVESTMENTS INC. | $12,340,312 | 425,528 | Shares | Sole | 2026-02-12 | View |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $12,200,300 | 420,700 | Shares | Other | 2026-02-17 | View |
| PEAK6 LLC | $12,133,600 | 418,400 | Shares | Defined | 2026-02-13 | View |
| Ancora Advisors, LLC | $11,668,034 | 402,346 | Shares | Sole | 2026-02-17 | View |
| Vident Advisory, LLC | $11,093,660 | 382,540 | Shares | Defined | 2026-02-18 | View |
| FIRST TRUST ADVISORS LP | $10,957,012 | 377,828 | Shares | Sole | 2026-02-13 | View |
| Legal & General Group Plc | $10,689,545 | 368,605 | Shares | Defined | 2026-02-09 | View |
| Aristotle Capital Boston, LLC | $10,407,143 | 358,867 | Shares | Sole | 2026-02-17 | View |
| SG Americas Securities, LLC | $10,014,889 | 345,341 | Shares | Sole | 2026-01-09 | View |
| Russell Investments Group, Ltd. | $9,957,991 | 343,379 | Shares | Defined | 2026-02-17 | View |
| AMERIPRISE FINANCIAL INC | $9,819,371 | 338,599 | Shares | Defined | 2026-02-17 | View |
| CITADEL ADVISORS LLC | $9,184,996 | 316,724 | Shares | Defined | 2026-02-17 | View |
| Swiss National Bank | $9,041,939 | 311,791 | Shares | Sole | 2026-02-12 | View |
| EXCHANGE TRADED CONCEPTS, LLC | $9,005,109 | 310,521 | Shares | Sole | 2026-01-14 | View |
| COMERICA BANK | $8,745,356 | 301,564 | Shares | Defined | 2026-01-29 | View |
| RHUMBLINE ADVISERS | $8,451,789 | 291,441 | Shares | Sole | 2026-02-13 | View |
| GRIZZLYROCK CAPITAL, LLC | $8,268,277 | 285,113 | Shares | Sole | 2026-02-17 | View |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM | $8,080,676 | 278,644 | Shares | Sole | 2026-02-12 | View |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $7,782,875 | 268,375 | Shares | Sole | 2026-02-17 | View |
| Balyasny Asset Management LLC | $7,771,971 | 267,999 | Shares | Sole | 2026-02-17 | View |
| ROYAL BANK OF CANADA | $7,729,747 | 266,543 | Shares | Defined | 2026-02-17 | View |
| UBS ASSET MANAGEMENT AMERICAS INC | $7,337,464 | 253,016 | Shares | Defined | 2026-02-13 | View |
| Caption Management, LLC | $6,962,900 | 240,100 | Shares | Sole | 2026-02-17 | View |
| AWH Capital, L.P. | $6,822,250 | 235,250 | Shares | Sole | 2026-02-17 | View |
| CenterBook Partners LP | $6,444,467 | 222,223 | Shares | Sole | 2026-02-11 | View |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | $6,377,999 | 219,931 | Shares | Sole | 2026-02-17 | View |
| SEI INVESTMENTS CO | $6,294,276 | 217,044 | Shares | Sole | 2026-02-13 | View |
| Twin Tree Management, LP | $6,034,900 | 208,100 | Shares | Sole | 2026-02-11 | View |
| UBS Group AG | $5,976,958 | 206,102 | Shares | Defined | 2026-01-29 | View |
| OpenArc Corporate Advisory, LLC | $5,809,425 | 200,325 | Shares | Sole | 2026-02-13 | View |
| Caption Management, LLC | $5,800,000 | 200,000 | Shares | Sole | 2026-02-17 | View |
| Hudson Value Partners, LLC | $5,451,797 | 187,993 | Shares | Sole | 2026-01-28 | View |
| Telos Capital Management, Inc. | $5,436,514 | 187,466 | Shares | Sole | 2026-01-22 | View |
| CITADEL ADVISORS LLC | $5,196,162 | 179,178 | Shares | Defined | 2026-02-17 | View |
| Soviero Asset Management, LP | $5,162,000 | 178,000 | Shares | Sole | 2026-02-17 | View |
| FIRST NATIONAL BANK OF OMAHA | $5,153,300 | 177,700 | Shares | Sole | 2026-02-13 | View |
| ALGERT GLOBAL LLC | $5,003,457 | 172,533 | Shares | Sole | 2026-02-17 | View |
| RAYMOND JAMES FINANCIAL INC | $4,873,305 | 168,045 | Shares | Defined | 2026-02-18 | View |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM | $4,815,653 | 166,057 | Shares | Sole | 2026-01-30 | View |
| Arvin Capital Management LP | $4,770,500 | 164,500 | Shares | Sole | 2026-02-13 | View |
| TWO SIGMA ADVISERS, LP | $4,555,233 | 157,077 | Shares | Sole | 2026-02-17 | View |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | $4,517,591 | 155,779 | Shares | Sole | 2026-01-08 | View |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | $4,347,448 | 149,912 | Shares | Sole | 2026-02-17 | View |
| Qube Research & Technologies Ltd | $4,239,278 | 146,182 | Shares | Sole | 2026-02-17 | View |
| PRUDENTIAL FINANCIAL INC | $4,130,238 | 142,422 | Shares | Defined | 2026-02-13 | View |
| TWINBEECH CAPITAL LP | $3,986,137 | 137,453 | Shares | Sole | 2026-02-17 | View |
| PRICE T ROWE ASSOCIATES INC /MD/ | $3,754,978 | 129,482 | Shares | Sole | 2026-02-17 | View |
| South Dakota Investment Council | $3,568,073 | 123,037 | Shares | Sole | 2026-02-12 | View |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | $3,505,085 | 120,865 | Shares | Sole | 2026-02-12 | View |
| Caption Management, LLC | $3,378,500 | 116,500 | Shares | Sole | 2026-02-17 | View |