Amentum Holdings Inc (AMTM)

Amentum Holdings Inc. witnessed notable insider activity during February 2025. Executive Chair Steven J. Demetriou acquired 100,000 shares, while Barbara Loughran purchased 4,600 units. These transactions represent the most recent recorded movements, occurring over three months ago. No subsequent trading data has been reported since those specific acquisitions concluded.

No active insider signal

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No active insider signal

Not featured in screeners

Ticker: AMTM Exchange: NYS

• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings

Insider activity signal detected

Activity signals detected for Amentum Holdings Inc

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Trades

2.0

Loughran Barbara Non-Executive Director

Transaction date 18 Feb 2025

Purchase

Price

102.43

Quantity 58,194 -34.4%

Value US$2,774,489

Comments Filing

3.8

DEMETRIOU STEVEN J. Executive Chair Executive Director

Transaction date 12 Feb 2025

Purchase

Price

347.07

Quantity 76,482 +43.3%

Value US$2,336,099

Comments Filing

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value	Details
2025-02-20	2025-02-18	B Purchase	2.0 Loughran Barbara Non-Executive Director	58,194 -34.4% 102.43 US$2,774,489	58,194 -34.4%	102.43	US$2,774,489
2025-02-14	2025-02-12	B Purchase	3.8 DEMETRIOU STEVEN J. Executive Chair Executive Director	76,482 +43.3% 347.07 US$2,336,099	76,482 +43.3%	347.07	US$2,336,099