Amentum Holdings, Inc.
AMTMNYSE
USReal-Time Price
USReal-Time Price$19.87USD
+0.39 (+2.00%)Today
$19.90+0.03 (+0.15%)After Hours7:37 PM ET
BTI Score
Near Future
53
Long Term
61
BTI Fair Market Cap
$17.11B
-71.61% vs fair
Strong Buy
Amentum Holdings, Inc. (AMTM) Holders & Ownership
Who owns Amentum Holdings, Inc. (AMTM)? Top institutional holders, insider ownership and recent 13F changes showing how the smart money is positioned.
Filing Period:
Institutional Ownership
0.83%
Institutional Holders
45
Total Shares Held
2,025,684
Total Holdings Value
$36.8M
13F Holder Composition
InstitutionFund
Top Institutional Holders
| Holder | Shares Held | Market Value | % Outstanding | Change | Date Reported |
|---|---|---|---|---|---|
| CACTI ASSET MANAGEMENT LLC | 875,097 | $15.9M | 0.36% | -0.75% | 2026-09-30 |
| SEGRA CAPITAL MANAGEMENT, LLC | 774,867 | $14.0M | 0.32% | -61.98% | 2026-09-30 |
| NORTH GROWTH MANAGEMENT LTD. | 175,000 | $3.2M | 0.07% | +1.16% | 2026-09-30 |
| WEDGE CAPITAL MANAGEMENT L L P/NC | 168,712 | $3.1M | 0.07% | -10.18% | 2026-09-30 |
| WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | 70,990 | $1.3M | 0.03% | -7.22% | 2026-09-30 |
| LOUISIANA STATE EMPLOYEES RETIREMENT SYSTEM | 65,600 | $1.2M | 0.03% | -2.81% | 2026-09-30 |
| LEGAL ADVANTAGE INVESTMENTS, INC. | 35,350 | $640,542 | 0.01% | +22.32% | 2026-09-30 |
| NISA INVESTMENT ADVISORS, LLC | 34,510 | $625,321 | 0.01% | -1.18% | 2026-09-30 |
| STATE OF ALASKA, DEPARTMENT OF REVENUE | 25,878 | $468,000 | 0.01% | -48.95% | 2026-09-30 |
| NEVILLE RODIE & SHAW INC | 21,464 | $389,000 | 0.01% | -0.10% | 2026-09-30 |
| WEATHERLY ASSET MANAGEMENT L. P. | 15,700 | $284,484 | 0.01% | -15.82% | 2026-09-30 |
| LIPE & DALTON | 10,916 | $198,000 | 0.00% | 0.00% | 2026-09-30 |
| FIRST BANK & TRUST | 10,656 | $193,105 | 0.00% | -18.21% | 2026-09-30 |
| CX INSTITUTIONAL | 7,771 | $141,000 | 0.00% | +1.00% | 2026-09-30 |
| TOTH FINANCIAL ADVISORY CORP | 7,020 | $127,203 | 0.00% | -61.48% | 2026-09-30 |
| GAMMA INVESTING LLC | 4,569 | $82,790 | 0.00% | -7.85% | 2026-09-30 |
| TD WATERHOUSE CANADA INC. | 3,342 | $61,760 | 0.00% | 0.00% | 2026-09-30 |
| FARTHER FINANCE ADVISORS, LLC | 2,485 | $45,028 | 0.00% | -1.43% | 2026-09-30 |
| NFSG CORP | 1,350 | $24,462 | 0.00% | 0.00% | 2026-09-30 |
| BLUE TRUST, INC. | 1,142 | $20,693 | 0.00% | +121.75% | 2026-09-30 |
| IFP ADVISORS, INC | 722 | $13,083 | 0.00% | -27.44% | 2026-09-30 |
| GLOBAL TRUST ASSET MANAGEMENT, LLC | 440 | $7,971 | 0.00% | +100.00% | 2026-09-30 |
| CORECAP ADVISORS, LLC | 374 | $6,777 | 0.00% | +6.55% | 2026-09-30 |
| PRIVATE TRUST CO NA | 315 | $5,708 | 0.00% | -0.63% | 2026-09-30 |
| MOISAND FITZGERALD TAMAYO, LLC | 314 | $5,690 | 0.00% | 0.00% | 2026-09-30 |
| ELEVATION WEALTH PARTNERS, LLC | 197 | $3,570 | 0.00% | -1.00% | 2026-09-30 |
| TRUE WEALTH DESIGN, LLC | 174 | $3,153 | 0.00% | -11.68% | 2026-09-30 |
| VERSANT CAPITAL MANAGEMENT, INC | 174 | $3,153 | 0.00% | +1.75% | 2026-09-30 |
| UMB PRIVATE WEALTH MANAGEMENT, LLC | 173 | $3,135 | 0.00% | +100.00% | 2026-09-30 |
| ATLANTIC EDGE PRIVATE WEALTH MANAGEMENT, LLC | 164 | $2,972 | 0.00% | 0.00% | 2026-09-30 |
| PRIVATE WEALTH MANAGEMENT GROUP, LLC | 151 | $2,737 | 0.00% | -14.69% | 2026-09-30 |
| HARBOR INVESTMENT ADVISORY, LLC | 149 | $2,700 | 0.00% | +40.57% | 2026-09-30 |
| MATHER GROUP, LLC. | 120 | $2,174 | 0.00% | -0.83% | 2026-09-30 |
| ROXBURY FINANCIAL LLC | 118 | $2,138 | 0.00% | 0.00% | 2026-09-30 |
| MASSMUTUAL PRIVATE WEALTH & TRUST, FSB | 109 | $1,975 | 0.00% | 0.00% | 2026-09-30 |
| GROVE BANK & TRUST | 108 | $1,957 | 0.00% | 0.00% | 2026-09-30 |
| HIGHLINE WEALTH PARTNERS LLC | 108 | $1,957 | 0.00% | +100.00% | 2026-09-30 |
| FORTITUDE FAMILY OFFICE, LLC | 100 | $1,812 | 0.00% | +58.73% | 2026-09-30 |
| ESSENTIAL PARTNERS LLC | 99 | $1,794 | 0.00% | -89.39% | 2026-09-30 |
| ROSENBERG MATTHEW HAMILTON | 99 | $1,794 | 0.00% | 0.00% | 2026-09-30 |
| BROWN, LISLE/CUMMINGS, INC. | 98 | $1,776 | 0.00% | -16.95% | 2026-09-30 |
| GILPIN WEALTH MANAGEMENT, LLC | 86 | $1,559 | 0.00% | +405.88% | 2026-09-30 |
| OWL CREEK WEALTH PARTNERS LLC | 65 | $1,178 | 0.00% | 0.00% | 2026-09-30 |
| NVEST WEALTH STRATEGIES, INC. | 37 | $671 | 0.00% | 0.00% | 2026-09-30 |
| GK WEALTH MANAGEMENT LLC | 29 | $525 | 0.00% | +100.00% | 2026-09-30 |
| FIRST PACIFIC FINANCIAL | 26 | $472 | 0.00% | 0.00% | 2026-09-30 |
| MARQUETTE ASSET MANAGEMENT, LLC | 25 | $453 | 0.00% | +100.00% | 2026-09-30 |
| EASTERN BANK | 20 | $362 | 0.00% | 0.00% | 2026-09-30 |
| DINUZZO PRIVATE WEALTH, INC. | 14 | $254 | 0.00% | +366.67% | 2026-09-30 |
| ARLINGTON TRUST CO LLC | 11 | $199 | 0.00% | 0.00% | 2026-09-30 |
| PHYSICIAN WEALTH ADVISORS, INC. | 7 | $127 | 0.00% | 0.00% | 2026-09-30 |
| ASHURST PERKINS COIE TRUST CO | 7 | $126 | 0.00% | -96.80% | 2026-09-30 |
| LOUISBOURG INVESTMENTS INC. | 5 | $91 | 0.00% | 0.00% | 2026-09-30 |
| WILKERSON ADVISORY GROUP LLC | 4 | $72 | 0.00% | 0.00% | 2026-09-30 |
| MARYLAND CAPITAL ADVISORS INC. | 3 | $55 | 0.00% | -25.00% | 2026-09-30 |
| SIGNATURE RESOURCES CAPITAL MANAGEMENT, LLC | 1 | $18 | 0.00% | +100.00% | 2026-09-30 |
| SALEM INVESTMENT COUNSELORS INC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| DAVIS CAPITAL MANAGEMENT | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| ACTIVEST WEALTH MANAGEMENT | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| LIFESTEPS FINANCIAL, INC. | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| CURATED WEALTH PARTNERS LLC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| LEGACY ADVISORS, LLC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| UNION SAVINGS BANK | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| QUADRANT CAPITAL GROUP LLC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| BDF-GESTION | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| SEGRA CAPITAL MANAGEMENT, LLC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| ADVISORNET FINANCIAL, INC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| PROATHLETE WEALTH MANAGEMENT LLC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| WHIPPLEWOOD ADVISORS, LLC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| GODSEY & GIBB, INC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
| CORNERSTONE PLANNING GROUP LLC | 0 | $0 | 0.00% | -100.00% | 2026-09-30 |
Source: FMP Ultimate 13F Institutional Ownership. Figures reflect the latest available quarterly filings — showing Q3 2026.