MDA
AMTM

Minot DeBlois Advisors’s Amentum Holdings AMTM Stock Holding History

Minot DeBlois 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
Q2 		$165 Hold
8
– – ﹤0.01% 226
2026
Q1 		$209 Sell
8
-46
-85% -$1.44K ﹤0.01% 215
2025
Q4 		$1.57K Sell
54
-25
-32% -$639 ﹤0.01% 203
2025
Q3 		$1.89K Hold
79
– – ﹤0.01% 221
2025
Q2 		$1.86K Buy
79
+4
+5% +$84 ﹤0.01% 237
2025
Q1 		$1.36K Hold
75
– – ﹤0.01% 241
2024
Q4 		$1.58K Buy
+75
New +$1.94K ﹤0.01% 296

Other funds holding AMTM

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
TCA
Troluce Capital Advisors Dorado, Puerto Rico $971M AUM 2.27% 1-Year Est. Return

Minot DeBlois Advisors's AMTM Position: Q2 2026 in Review

Minot DeBlois Advisors held its Amentum Holdings (AMTM) position steady in Q2 2026 at 8 shares worth $165. The position accounts for ﹤0.01% of the portfolio, ranked #226.

Minot DeBlois Advisors first reported a position in AMTM in Q4 2024 and has held it in 7 quarters since. The position peaked at $1.89K in Q3 2025. 458 funds tracked by Wall St. Rank hold AMTM as of Q2 2026.

  • Minot DeBlois Advisors held 8 shares of Amentum Holdings worth $165 as of Q2 2026.
  • Minot DeBlois Advisors left its Amentum Holdings share count unchanged in Q2 2026.
  • Amentum Holdings made up ﹤0.01% of Minot DeBlois Advisors's portfolio in Q2 2026, its #226 holding.
  • Minot DeBlois Advisors first reported a position in Amentum Holdings in Q4 2024 and has held it in 7 quarters since.
  • Minot DeBlois Advisors's Amentum Holdings position peaked at $1.89K in Q3 2025.
  • 458 funds tracked by Wall St. Rank held Amentum Holdings as of Q2 2026.

Based on Minot DeBlois Advisors's 13F filing for Q2 2026, filed 13 Aug 2026.