The Filing Desk

Amentum vs KBR

Amentum AMTM · KBR KBR · Diversified Support Services

Amentum reported revenue of $14.4 billion in fiscal 2025, 1.8 times KBR's $7.8 billion in fiscal 2025. Amentum's revenue grew 71.6% in its latest year, and KBR's grew 1.0%. Amentum had an operating margin of 3.3%, against 10.0% at KBR. Free cash flow was $516 million at Amentum and $515 million at KBR. Their fiscal years end in different months (October 3 and January 2), so the periods don't line up exactly.

Side by side

AmentumKBR
Latest fiscal yearFY2025, Oct 3, 2025FY2025, Jan 2, 2026
Revenue$14.4B$7.8B
Revenue growth71.6%1.0%
Revenue growth a year, last 5 years—6.2%
Gross margin10.5%14.8%
Operating margin3.3%10.0%
Net margin0.5%5.3%
Free cash flow$516M$515M
Free cash flow margin3.6%6.6%
Return on capital2.9%15.8%
Net debt to EBITDA3.5x2.2x
Dividends and buybacks$0M$413M
Change in diluted share count168.1%−3.7%
Last close$21.25$37.17
P/E at the last close25.6×10.7×
Insider trades, last 12 months—bought $945,160, sold $0
Piotroski F-score6 of 97 of 9
Amounts in each company's own currency, US$ unless marked (a foreign company may report in another), each company's latest fiscal year from its 10-K, or 20-F or 40-F for a foreign company. Growth rates compare with the year before; the five-year rate is the average a year. Free cash flow is cash from operations minus capital spending; return on capital is after-tax operating income over the money invested in the business; P/E is the last close over the latest earnings per share. Banks are measured differently (return on equity, efficiency ratio), so some rows apply to one company only.

Ten years

Revenue
US$ billions, fiscal years
AmentumKBR
Operating margin
Percent of revenue
AmentumKBR
Free cash flow
US$ billions. Cash from operations minus capital expenditure.
AmentumKBR

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Source: the companies' Form 10-K filings, from SEC EDGAR, and the last close. For information only, not investment advice: the figures describe results, not which company is the better investment. The Filing Desk is not affiliated with either company. Full figures on the Amentum and KBR pages.