Sector reports›Aerospace & Defence

Launch vehicles and space propulsion

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Edition 6 · figures read up to 6 Oct 2026 · 3 listed companies, 1 transaction

EV / Sales 2027Eby company, highest first
Rocket Lab29.3xSpace Exploration Technologies17.3xFirefly Aerospace4.7xMedian 17.3x

Listed companies (3)

Value (m)Share price2026E2027EOperating
CompanyCcyEnterprise valueEquity valuePrice% of 52-wk highChange, 12 monthsDiv. yieldEV / SalesEV / EBITDAEV / SalesEV / EBITDAP / ENet debt / LTM EBITDASales growth 26–27EEBITDA margin 2027E
Firefly Aerospace Inc.USD3,2403,83022.8537%(22%)–7.4xn.m.4.7xn.m.n.m.n.m.56.5%(27.0%)
Rocket Lab CorporationUSD39,91042,17070.4647%47%–41.5xn.m.29.3xn.m.n.m.n.m.41.3%7.8%
Space Exploration Technologies Corp.USD1,950,0002,010,000148.0766%––43.8xn.m.17.3x29.6x80.0x(10.2x)153.2%58.4%
Median47%13%–41.5x–17.3x29.6x80.0x(10.2x)56.5%7.8%

Money in millions of each company’s own currency. e Argonaut’s own estimate · g the company’s guidance · ~ one fiscal year standing for the calendar year · † after capitalised development cost · n.m. not meaningful. No mark: the analysts’ consensus, or a year the company has reported. Appendix A says how each figure was obtained.

Transactions (0 with a multiple)

AnnouncedBuyerTargetStatusCcyEnterprise value (m)Sales LTM (m)EBITDA LTM (m)EV / Sales LTMEV / EBITDA LTMEV / Sales forwardEV / EBITDA forward
5 Jan 2026AE Industrial PartnersL3Harris space propulsion and power systems (about 60%)CompletedUSD845––––––

Appendix A - the listed companies’ figures, and how each estimate was obtained

Where the EBITDA comes from, in this order of preference: the analysts’ consensus; else the company’s guidance (g); else Argonaut’s own estimate (e). 2026E: consensus 3, guidance 0, Argonaut’s estimate 0. 2027E: consensus 3, guidance 0, Argonaut’s estimate 0.

CompanyYear endPrice ofEnterprise value isSales (m)How the sales were obtainedEBITDA (m)How the EBITDA was obtainedTo know, and source
Firefly Aerospace Inc.Nasdaq · US · USDDec1 Oct 2026as read2026E4392027E686consensus2026E-2752027E-185consensusSource: StockAnalysis.com - Firefly Aerospace Inc. overview, statistics and forecast pages, read 2 October 2026; MarketScreener - Firefly Aerospace Inc. finances page, read 6 October 2026
Rocket Lab CorporationNasdaq · US · USDDec1 Oct 2026as read2026E9622027E1,360consensus2026E-51.82027E106consensusSource: StockAnalysis.com - Rocket Lab Corporation overview, statistics and forecast pages, read 2 October 2026: price, market cap, enterprise value, shares, net cash, consensus revenue; Rocket Lab Q4 and FY2025 results release, 26 February 2026, read 4 October 2026: revenue FY2025 and FY2024 - investors.rocketlabcorp.com; MarketScreener - Rocket Lab Corporation finances page, read 6 October 2026
Space Exploration Technologies Corp.Nasdaq · US · USDDec1 Oct 2026as read2026E44,5402027E112,770consensus2026E21,7452027E65,853consensusmarket cap and EV are printed to three significant figures; listed 12 June 2026, the 52-week range runs from listingSource: StockAnalysis.com - Space Exploration Technologies Corp. overview, statistics and forecast pages, read 2 October 2026; MarketScreener - Space Exploration Technologies Corp. finances page, read 6 October 2026

Appendix B - the transactions in detail

AnnouncedTransactionValue, multiples and sourceEditor’s note
5 Jan 2026AE Industrial Partners / L3Harris space propulsion and power systems (about 60%)Space propulsion and space power systems, the RS-25 engine business excluded; USD 845m is the value of the whole businessSeller: L3Harris, which keeps about 40%CompletedEnterprise value USD 845m: as reported.Sets no multiple: a price without a public figure of the target, a figure without a price, or the parties alone.Source: L3Harris press release, 5 January 2026 - l3harris.com; Defense One, 17 August 2026, for the completion–

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