SO
AMTM

STRS Ohio’s Amentum Holdings AMTM Stock Holding History

STRS Ohio’s Portfolio AMTM Stock Details AMTM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$128K Buy
6,195
+2,387
+63% +$57.7K ﹤0.01% 1783
2026
Q1 		$99.3K Sell
3,808
-6
-0.2% -$188 ﹤0.01% 1784
2025
Q4 		$111K Buy
3,814
+7
+0.2% +$179 ﹤0.01% 1786
2025
Q3 		$91.2K Buy
3,807
+2
+0.1% +$49 ﹤0.01% 1867
2025
Q2 		$89.8K Buy
+3,805
New +$79.5K ﹤0.01% 1901
2024
Q4 		– Sell
-15,634
Closed -$504K – 2086
2024
Q3 		$504K Buy
+15,634
New +$445K ﹤0.01% 1259

Other funds holding AMTM

AS
American Securities New York $3.75B AUM 23.12% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

STRS Ohio's AMTM Position: Q2 2026 in Review

STRS Ohio increased its Amentum Holdings (AMTM) stake by 63% in Q2 2026, buying an estimated $57.7K and bringing the position to 6,195 shares worth $128K. The position accounts for ﹤0.01% of the portfolio, ranked #1783.

STRS Ohio first reported a position in AMTM in Q3 2024 and has held it in 6 quarters since. The position peaked at $504K in Q3 2024. 462 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • STRS Ohio held 6,195 shares of Amentum Holdings worth $128K as of Q2 2026.
  • STRS Ohio bought 2,387 Amentum Holdings shares in Q2 2026, an estimated $57.7K.
  • Amentum Holdings made up ﹤0.01% of STRS Ohio's portfolio in Q2 2026, its #1783 holding.
  • STRS Ohio first reported a position in Amentum Holdings in Q3 2024 and has held it in 6 quarters since.
  • STRS Ohio's Amentum Holdings position peaked at $504K in Q3 2024.
  • 462 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on STRS Ohio's 13F filing for Q2 2026, filed 30 Jul 2026.