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Equity · Industrials

AMTM

NYSE

Amentum Holdings (AMTM)

21.87 USD −0.93% vs prior close Oct 30, 2026
Amentum Holdings, Inc. price graph
63 sessions
25.0 17.5 4 Aug 30 Oct

The line runs 24.12 USD on 4 August through 21.87 USD on 30 October, on a scale from 17.5 to 25.0. Days the market did not trade hold the previous close, flat.

Track this symbol on TradingView
Market cap
5.3B USD
P/E (TTM)
26.3
Revenue, year to Oct 2025
14.4B USD
EPS, diluted, year to Oct 2025
0.27 USD
52-week range
18 USD – 38 USD
Avg volume
100.7K

as of Oct 30, 2026

Have Amentum Holdings (AMTM) insiders bought or sold shares recently?

In the 90 days to 2 Nov 2026, no Amentum Holdings insider bought or sold shares on the open market; the 1 Form 4 filing in that window was a grant, exercise, tax withholding or transfer (SEC Form 4).

Form 4, 90 days to 2 Nov 2026, newest Form 4 filing 14 Aug 2026

Buys 0Sells 0Other filings 1

Have Amentum Holdings (AMTM) insiders bought or sold shares recently?
ReportedInsiderTypeSharesValue
14 Aug 2026Thompson Christopher M.T.DirectorGift4,250

Which funds hold Amentum Holdings (AMTM)?

10 of the 45 institutional funds we track reported a Amentum Holdings position for the quarter ended 30 Jun 2026 — a combined 100.7M USD; the latest of those filings landed 02 Sep 2026.

Form 13F

Which funds hold Amentum Holdings (AMTM)?
FundPositionSharesValueShares q/q
Millennium ManagementAdded2,127,77944.0M USD+237.2%
Citadel AdvisorsAdded670,68413.9M USD+731.7%
Point72 Asset ManagementTrimmed649,98413.4M USD−60.1%
AQR Capital ManagementHeld (±25%)601,90012.4M USD+18.5%
Two Sigma InvestmentsTrimmed284,2685.9M USD−68.4%
D. E. Shaw & Co.Added191,4884.0M USD+189.4%
Soros Fund ManagementHeld (±25%)118,2762.4M USD+9.9%
GAMCO InvestorsHeld (±25%)97,1202.0M USD+1.9%
Balyasny Asset ManagementAdded85,3891.8M USD+365.5%
Bridgewater AssociatesAdded47,223976K USD+176.9%

Have members of Congress traded Amentum Holdings (AMTM)?

The most recent congressional trade disclosed in Amentum Holdings is a sale by William R. Keating (house, MA), dated 31 Oct 2024.

STOCK Act disclosures

Have members of Congress traded Amentum Holdings (AMTM)?
TradedMemberTypeAmountFiled after
31 Oct 2024William R. Keatinghouse · Democrat–MASale1K USD–15K USD6 days
30 Sep 2024Thomas H. Kean, Jr.house · Republican–NJExchange1K USD–15K USD15 days

What has been filed or recorded for Amentum Holdings (AMTM)?

The filings we hold for Amentum Holdings, newest first: 4 fails-to-deliver days, 6 quarterly earnings reports, 2 annual reports and 5 reported financial figures, the latest dated 09 Oct 2026. No next earnings date is announced in SEC filings yet.

What has been filed or recorded for Amentum Holdings (AMTM)?
And
09 Oct 2026Fails to deliverShares failed to deliver39,960 shares758K USD notional · 0.016% of shares out
08 Oct 2026Fails to deliverShares failed to deliver16 shares296 USD notional · <0.001% of shares out
23 Sep 2026Fails to deliverShares failed to deliver37 shares729 USD notional · <0.001% of shares out
21 Sep 2026Fails to deliverShares failed to deliver8,154 shares160K USD notional · 0.003% of shares out
03 Jul 2026Quarterly earningsQ3 2026 reportedEPS 0.27 USDRevenue $3.49B
03 Jul 2026FinancialsTotal assets11.2B USDat period end
03 Jul 2026FinancialsTotal equity4.7B USDat period end
03 Apr 2026Quarterly earningsQ2 2026 reportedEPS 0.22 USDRevenue $3.48B
02 Jan 2026Quarterly earningsQ1 2026 reportedEPS 0.18 USDRevenue $3.24B
03 Oct 2025Annual reportFY 2025 reportedEPS 0.27 USDRevenue $14.39B
03 Oct 2025FinancialsRevenue14.4B USDfiscal year
03 Oct 2025FinancialsNet income66.0M USDfiscal year
03 Oct 2025FinancialsDiluted EPS0.27 USDfiscal year
27 Jun 2025Quarterly earningsQ3 2025 reportedEPS 0.04 USDRevenue $3.56B
28 Mar 2025Quarterly earningsQ2 2025 reportedEPS 0.02 USDRevenue $3.49B
27 Dec 2024Quarterly earningsQ1 2025 reportedEPS 0.05 USDRevenue $3.42B
27 Sep 2024Annual reportFY 2024 reportedEPS −0.90 USDRevenue $8.39B

Amentum Holdings (AMTM): frequently asked questions

From live data
21.87

What did Amentum Holdings shares close at?

Amentum Holdings closed at 21.87 USD on 30 Oct 2026, down 0.93% on the close before. That is the end-of-day price from Finazon, not a live quote.

5.3B

What is Amentum Holdings’ market cap?

Amentum Holdings is worth 5.3B USD by market value as of 30 Oct 2026, which is the share price times the shares on issue from its SEC filings.

26.3

What is Amentum Holdings’ P/E ratio?

Amentum Holdings has a price-to-earnings ratio of 26.3, as of 30 Oct 2026: the share price divided by what the company earned per share over the last four reported quarters. A higher number means the market pays more for each dollar of earnings.

14.4B

What is Amentum Holdings’ revenue?

Amentum Holdings reported revenue of 14.4B USD for the year ended 3 Oct 2025, as filed with the SEC. See Filings

1 filing

Have Amentum Holdings insiders bought or sold shares recently?

In the 90 days to 2 Nov 2026, no Amentum Holdings insider bought or sold shares on the open market; the 1 Form 4 filing in that window was a grant, exercise, tax withholding or transfer (SEC Form 4). See Insiders

10 of 45

Which funds own Amentum Holdings?

10 of the 45 funds we track reported a Amentum Holdings position for the quarter ended 30 Jun 2026, per their SEC Form 13F filings. The largest reported positions were Millennium Management, Citadel Advisors and Point72 Asset Management. See Funds

2 trades

Have members of Congress traded Amentum Holdings?

Yes. 2 trades in Amentum Holdings appear in the congressional disclosures we hold; the latest is a sale by William R. Keating (House, MA) dated 31 Oct 2024, filed 6 Nov 2024. Amounts are disclosed as ranges, and a filing can follow the trade by up to 45 days. See Congress

0.27

When did Amentum Holdings last report earnings?

Amentum Holdings last reported earnings on 3 Jul 2026 for Q3 2026, with EPS of 0.27 USD; no next date is announced in SEC filings yet. See Filings

Answers are generated from the live figures on this page — Reddit crowd data, SEC filings and open company records — and update as the data does.

References
  1. Finazonprior-day close, indicative (IEX-derived, not the official close), some closes dollar-rounded at the source
  2. TradingViewthe price chart widget, drawn by TradingView from their own data
  3. SEC EDGARForm 4 filings (insider transactions)
  4. SEC EDGAR13F filings
  5. House disclosuresU.S. House of Representatives financial disclosures
  6. SECSEC fails-to-deliver (CNS) data
  7. SEC EDGARXBRL company facts, latest period ended 03 Jul 2026
  8. SEC EDGARreported earnings figures and scheduled report dates
  9. SEC EDGARValuation computed from SEC EDGAR filings