GIP
AMTM

Granite Investment Partners’s Amentum Holdings AMTM Stock Holding History

Granite Investment Partners’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 		$346K Hold
13,248
– – 0.02% 206
2025
Q4 		$384K Sell
13,248
-1,510
-10% -$38.6K 0.02% 201
2025
Q3 		$353K Sell
14,758
-5,215
-26% -$127K 0.02% 222
2025
Q2 		$472K Sell
19,973
-80
-0.4% -$1.67K 0.02% 218
2025
Q1 		$365K Sell
20,053
-18,280
-48% -$372K 0.02% 231
2024
Q4 		$806K Sell
38,333
-2,538
-6% -$65.6K 0.03% 215
2024
Q3 		$1.32M Buy
+40,871
New +$1.16M 0.06% 199

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Primecap Management
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VPM
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VCM
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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