The Filing Desk

Parsons vs TransDigm Group

Parsons PSN · TransDigm Group TDG · Aerospace & Defense

TransDigm Group reported revenue of $8.8 billion in fiscal 2025, 1.4 times Parsons' $6.4 billion in fiscal 2025. Parsons' revenue fell 5.7% in its latest year, and TransDigm Group's grew 11.2%. Parsons had an operating margin of 6.6%, against 47.2% at TransDigm Group. Free cash flow was $410 million at Parsons and $1.8 billion at TransDigm Group. Their fiscal years end in different months (December 31 and September 30), so the periods don't line up exactly.

Side by side

ParsonsTransDigm Group
Latest fiscal yearFY2025, Dec 31, 2025FY2025, Sep 30, 2025
Revenue$6.4B$8.8B
Revenue growth−5.7%11.2%
Revenue growth a year, last 5 years10.2%11.6%
Gross margin22.5%60.1%
Operating margin6.6%47.2%
Net margin3.8%23.5%
Free cash flow$410M$1.8B
Free cash flow margin6.5%20.6%
Return on capital9.8%22.5%
Net debt to EBITDA1.5x5.9x
Dividends and buybacks$125M$659M
Change in diluted share count−2.2%0.7%
Last close$49.99$1,129.70
P/E at the last close23.9×34.3×
Insider trades, last 12 monthsbought $3.1 million, sold $0bought $3.8 million, sold $467.3 million
Piotroski F-score7 of 94 of 9
Amounts in each company's own currency, US$ 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
ParsonsTransDigm Group
Operating margin
Percent of revenue
ParsonsTransDigm Group
Free cash flow
US$ billions. Cash from operations minus capital expenditure.
ParsonsTransDigm Group

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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 Parsons and TransDigm Group pages.