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Amentum Holdings, Inc. Stock: price and insider trades · United States
No insider purchase over the last 90 days. The latest, by Loughran Barbara, was filed 20 Feb 2025.
Insider Decl.
81
Thresholds
n/a
Buy Volume
€2M
2 ops. · all time
Sell Volume
n/a
n/a
Who traded when
BuySaleBarbara Loughran1 buy
Steven J. Demetriou1 buy
Since the insiders bought
- +47.7%Entry US$20.00 · Close at T+365 US$29.55
- +38.3%Entry US$21.73 · Close at T+365 US$30.05
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
Analyst consensus: bullish or bearish?
Analysts rate Amentum Holdings, Inc. Buy (bullish), based on 12 analysts. Average price target: US$29.33.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 16,381 of 26,250 companies
43.7
score / 100
Value61
Quality26
FCF yld11%
Earn yld1.4%
EV/EBITDA9.1x
ROE4.3%
Gross mgn11%
Net mgn0.5%
Debt/EBITDA4.2x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended September 2025 · cache
US$19.87
Analyst consensus
12 analystsBuy
US$20.00Target US$29.33(+48%)US$40.00
Income statement
RevenueUS$14.4B
Gross profitUS$1.5B11% margin
EBITDAUS$987M7% margin
Net incomeUS$66M1.4% margin
Valuation
PER (trailing)23.9x
PER (forward)7.5x
P/Book1.0x
Beta0.31
Balance sheet & cash
Market capUS$4.9B
Total debtUS$4.2B
Free Cash FlowUS$516M
Debt / Equity80%
Profitability & ownership
ROE4.3%
ROA3.1%
% insiders1.2%
% institutions105.6%
Last declaration on 17 September 2026
Declarations81 total
4,250 shares0Common StockSEC:0001483410-26-000005:0
30,000 shares0Common StockSEC:0001628280-26-015158:0
750 shares@ US$30.7010.8% of flowCommon StockSEC:0001628280-26-014626:1
2,808 sharesCommon StockSEC:0001628280-26-014626:0
2,308 shares@ US$30.05100.0% of flowCommon StockSEC:0001628280-26-009269:1
7,080 sharesCommon StockSEC:0001628280-26-009269:0
5,062 shares0Common StockSEC:0001628280-26-006820:1
5,062 shares0Common StockSEC:0001628280-26-006827:0
5,062 shares0Common StockSEC:0001628280-26-006828:0
5,062 shares0Common StockSEC:0001628280-26-006831:1
5,062 shares0Common StockSEC:0001628280-26-006835:1
5,062 shares0Common StockSEC:0001628280-26-006837:1
5,062 shares0Common StockSEC:0001628280-26-006839:0
11,564 sharesCommon StockSEC:0001628280-26-006820:0
11,564 sharesCommon StockSEC:0001628280-26-006831:0
11,564 sharesCommon StockSEC:0001628280-26-006835:0
11,564 sharesCommon StockSEC:0001628280-26-006837:0
19,768 shares@ US$35.7163.4% of flowCommon StockSEC:0001628280-26-004144:1
51,979 sharesCommon StockSEC:0001628280-26-004144:0
4,194 shares@ US$28.6776.9% of flowCommon StockSEC:0001628280-25-058286:1
9,298 sharesCommon StockSEC:0001628280-25-058286:0
1,392 shares@ US$28.88100.0% of flowCommon StockSEC:0001628280-25-056097:1
2,721 sharesCommon StockSEC:0001628280-25-056097:0
46,769 shares0Common StockSEC:0001628280-25-053268:2
111,355 shares0Common StockSEC:0001628280-25-053259:2
25 of 81 declarations
About Amentum Holdings, Inc.
Amentum Holdings, Inc.'s register contains no sale: 81 filings from 20 filers, 2 purchases, 35 grants, 28 option exercises and 16 filings of another kind. The 2 purchases total EUR 2,100,844: EUR 2,007,728 by Steven J. Demetriou (Executive Chair) on February 12, 2025 and EUR 93,115 by Barbara Loughran (Director) on February 18, 2025. They fall less than a week apart and form the only purchase window on file.
Stephen A. Arnette (Chief Operating Officer) is the top filer, with 20 filings, no purchase or sale. Steven J. Demetriou signs 7, with 1 purchase, John E. Heller (Chief Executive Officer) 6, Sean Thomas Mullen (Chief Growth Officer) 5 and Jill L. Bruning (Chief Technology Officer) 4.
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Filings run from September 25, 2024 to September 17, 2026: 3 in 2024, 59 in 2025 and 19 in 2026. They come out a median of 2 days after the trade. The 55 filings of the last twelve months contain no purchase or sale. The company, in industry, has a market capitalisation of USD 4.9 billion, and 1.2% of its capital is held by insiders.
