PA
AMTM

Parallel Advisors’s Amentum Holdings AMTM Stock Holding History

Parallel Advisors’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
Q1 		$112K Buy
4,295
+99
+2% +$3.11K ﹤0.01% 1515
2025
Q4 		$122K Buy
4,196
+32
+0.8% +$818 ﹤0.01% 1366
2025
Q3 		$99.7K Sell
4,164
-16
-0.4% -$390 ﹤0.01% 1422
2025
Q2 		$98.7K Buy
4,180
+2,764
+195% +$57.8K ﹤0.01% 1359
2025
Q1 		$25.8K Sell
1,416
-168
-11% -$3.42K ﹤0.01% 2007
2024
Q4 		$33.3K Buy
1,584
+841
+113% +$21.7K ﹤0.01% 1887
2024
Q3 		$24K Buy
+743
New +$21.2K ﹤0.01% 1996

Other funds holding AMTM

AS
American Securities New York $3.93B AUM 52.22% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Parallel Advisors's AMTM Position: Q1 2026 in Review

Parallel Advisors increased its Amentum Holdings (AMTM) stake by 2.4% in Q1 2026, buying an estimated $3.11K and bringing the position to 4,295 shares worth $112K. The position accounts for ﹤0.01% of the portfolio, ranked #1515.

Parallel Advisors first reported a position in AMTM in Q3 2024 and has held it in 7 quarters since. The position peaked at $122K in Q4 2025. 486 funds tracked by Wall St. Rank hold AMTM as of Q1 2026.

  • Parallel Advisors held 4,295 shares of Amentum Holdings worth $112K as of Q1 2026.
  • Parallel Advisors bought 99 Amentum Holdings shares in Q1 2026, an estimated $3.11K.
  • Amentum Holdings made up ﹤0.01% of Parallel Advisors's portfolio in Q1 2026, its #1515 holding.
  • Parallel Advisors first reported a position in Amentum Holdings in Q3 2024 and has held it in 7 quarters since.
  • Parallel Advisors's Amentum Holdings position peaked at $122K in Q4 2025.
  • 486 funds tracked by Wall St. Rank held Amentum Holdings as of Q1 2026.

Based on Parallel Advisors's 13F filing for Q1 2026, filed 7 May 2026.