NYSE: AMTM
Amentum Holdings Inc Stock Ownership - Who owns Amentum Holdings?

Insider buying vs selling

Have Amentum Holdings Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Stephen A. ArnetteChief Operating Officer2025-03-04152$18.71
$2.84kSell
Stephen A. ArnetteChief Operating Officer2025-03-03365$19.64
$7.17kSell
Barbara LoughranDirector2025-02-184,600$21.23
$97.64kBuy
Steven J. DemetriouExecutive Chair2025-02-12100,000$20.81
$2.08MBuy

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Net Insider Buy/Sell (L12M) Ownership

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AMTM Shareholders

What type of owners hold Amentum Holdings Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Alan E. Goldberg18.50%45,026,743$1.06BInsider
Goldberg 2014 LLC18.50%45,026,743$1.06BInsider
Lindsay Goldberg Employee Coinv IV LP18.50%45,026,743$1.06BInsider
Asp Amentum Investco LP18.04%43,893,904$1.03BInsider
Asp Manager Corp18.04%43,893,904$1.03BInsider
American Securities LLC18.04%43,893,904$1.03BInstitution
Blackrock Inc7.50%18,248,989$427.94MInstitution
Invesco Ltd7.07%17,191,110$403.13MInstitution
Vanguard Group Inc6.72%16,342,560$383.23MInstitution
Primecap Management Co4.14%10,061,589$235.94MInstitution

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AMTM vs App Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
AMTM45.83%54.17%Net Buying
QTWO62.97%37.03%Net SellingNet Selling
VERX49.25%19.07%Net SellingNet Selling
CCCS72.96%27.04%Net SellingNet Selling
CWAN82.37%14.96%Net SellingNet Selling

Amentum Holdings Stock Ownership FAQ

Who owns Amentum Holdings?

Amentum Holdings (NYSE: AMTM) is owned by 77.92% institutional shareholders, 92.09% Amentum Holdings insiders, and 0.00% retail investors. Alan E. Goldberg is the largest individual Amentum Holdings shareholder, owning 45.03M shares representing 18.50% of the company. Alan E. Goldberg's Amentum Holdings shares are currently valued at $1.06B.

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