FLY vs RKLB
FLY: Firefly Aerospace is a provider of launch, lunar, and orbital space mission services, supporting both commercial and government-led space exploration. RKLB: Rocket Lab is an end-to-end space company providing reliable orbital launch services and advanced satellite mission components.
Side-by-side fundamentals
| Metric | FLY | RKLB | Edge |
|---|---|---|---|
| Price as of 2026-10-08 close | $20.67 | $68.40 | |
| Market cap | $3.5B | $40.9B | |
| Net margin FY2025, SEC XBRL | -186.6% | -32.9% | RKLB higher |
| Gross margin FY2025, SEC XBRL | +19.2% | +34.4% | RKLB higher |
| Operating margin FY2025, SEC XBRL | -163.1% | -38.0% | RKLB higher |
| ROE FY2025, SEC XBRL | -25.1% | -11.5% | RKLB higher |
| ROA FY2025, SEC XBRL | -16.3% | -8.5% | RKLB higher |
| Debt / equity as of 2026-09-03 | 0.03 | 0.01 | RKLB lower |
| Revenue growth (YoY) as of 2026-09-03 | +44.8% | +52.5% | RKLB higher |
| Revenue CAGR (3y) SEC XBRL | +70.1% | +41.8% | FLY higher |
| Dividend streak (yrs) SEC XBRL | n/a | 0 | |
| Beta as of 2026-09-03 | 3.09 | 2.58 | |
| 1-year return as of 2026-10-08 close | -33.3% | +4.7% | RKLB higher |
Fundamentals: SEC XBRL company filings for the figures marked with a fiscal year, and market data, as of 2026-09-03 for the rest. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-10-08.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.