AMTM Stock Posts

2/9/2026 10:40:32 PM

AMTM #AmentumHoldings stock declines -13.2% in after hours trading. See the latest news.

After Hours Decliner

AMTM Amentum Holdings36.59-0.94-2.5%

After Hours:31.75-4.84 (-13.2%)

Business WireMon, 9-Feb 4:30 PM

1/29/2026 10:23:26 AM

Unusual Option Volume

AMTM Amentum Holdings36.78+1.07 (+3.0%)

Amentum Holdings trades 2,076 contracts. AMTM will report earnings on Feb 10, 2026.

1/21/2026 10:47:53 AM

Unusual Option Volume

AMTM Amentum Holdings35.02+0.63 (+1.8%)

Amentum Holdings trades 2,853 contracts. The highest volume is in the 20-Mar-26 40 calls, which is 14.2% above the current price. News: Amentum and Rolls-Royce SMR Partner on Building First Small Modular Reactors in the UK and Czech Republic

1/12/2026 10:40:19 AM

Unusual Option Volume

AMTM Amentum Holdings34.15+0.52 (+1.6%)

Amentum Holdings trades 1,395 contracts.

1/9/2026 11:16:17 AM

Unusual Option Volume

AMTM Amentum Holdings33.51+1.04 (+3.2%)

Amentum Holdings trades 1,704 contracts.

1/8/2026 10:23:09 AM

Unusual Option Volume

AMTM Amentum Holdings32.28+1.09 (+3.5%)

Amentum Holdings trades 1,839 contracts.

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