Firefly Aerospace Inc. (FLY) stock
Close on Nov 11, 2026Market cap $4.45BP/E –Yield –
Firefly Aerospace Inc. grew revenue 229.9% to $366.92M over the twelve months to Sep 30, 2026. Free cash flow was -$349.79M. At the latest close the market valued the company at $4.45B.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $4.45B
- P/E ratio
- –
- Price to sales
- 12.14
- Price to book
- –
- Dividend yield
- –
- Free cash flow yield
- -7.85%
Fundamentals
- Revenue
- $366.92M
- Net income
- -$324.25M
- EPS, diluted
- -$4.83
- Free cash flow
- -$349.79M
- Diluted shares
- 168M
Trading
- Next earnings
- Mar 18, 2027 (estimated, after the close)
- Previous close
- $23.70
- Open
- $23.79
- Day's range
- $23.62 – $26.71
- Volume
- 7,076,091
- Average volume (20 days)
- 4,013,681
- Index membership
- Russell 2000 (since Dec 2025), Russell 3000 (since Aug 2025)
- 52-week range
- $14.45 – $62.17
- RSI (14 days)
- 67.6
- Volatility (1 year)
- 116.4%
- Relative volume
- 2.15×
On 1 of our idea list: Institutions accumulating
Index membership is inferred from the holdings of funds that track each index (IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 11, 2026. The S&P 500 is measured by the SPY fund.
| Period | FLY | S&P 500 | Difference | FLY per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | +33.1% | -2.4% | +35.5 pts | ||
| 3 months | +0.9% | -1.2% | +2.1 pts | ||
| Year to date | +19.0% | +12.3% | +6.7 pts | ||
| 1 year | +39.1% | +12.4% | +26.7 pts | ||
| 3 years | +56.3% | +78.8% | −22.6 pts | +16.0% | +21.4% |
| 5 years | +56.3% | +75.2% | −18.9 pts | +9.3% | +11.9% |
| 10 years | +114.8% | +311.1% | −196.3 pts | +7.9% | +15.2% |
Four years at a glance
Fiscal years 2022 to 2025 and trailing twelve months, USD
Revenue
Gross profit
Operating income
Net income
EPS, diluted
Free cash flow
Press releases
Releases Firefly Aerospace filed with the SEC as exhibits to Form 8-K or 6-K
- Firefly Aerospace Announces Third Quarter 2026 Financial Results With Record Backlog of $1.7 BillionResults
- Results
- Results
- Results
- Update
- Results
About Firefly Aerospace
Guided Missiles & Space Vehicles & Parts
Firefly Aerospace Inc. is an aerospace company that provides launch services and spacecraft solutions. The company designs, develops, and manufactures space transportation systems, including orbital launch vehicles, lunar landers, and orbital spacecraft. Its major product lines feature the Alpha and Eclipse launch vehicles alongside spacecraft platforms. Firefly organizes its business primarily around launch services and spacecraft solutions. The company provides its products and mission services to commercial enterprises, United States government entities, defense agencies, and aerospace prime contractors.
Company profile, executives and historyFirefly Aerospace stock: common questions
What is Firefly Aerospace's stock price?
FLY closed at $26.61 on Nov 11, 2026, up 12.28% on the day. Over the past 52 weeks it traded between $14.45 and $62.17.
What is Firefly Aerospace's market cap?
Firefly Aerospace was worth $4.45B at the close on Nov 11, 2026: the share price times the diluted shares outstanding.
What is FLY's P/E ratio?
Firefly Aerospace lost money over fiscal 2025 (diluted EPS -$4.83), so it has no meaningful P/E ratio.
How much revenue does Firefly Aerospace make?
Firefly Aerospace reported revenue of $366.92M for the twelve months to Sep 30, 2026, up 229.9% from a year earlier.
Does Firefly Aerospace pay a dividend?
No. Firefly Aerospace has not paid a cash dividend over the last twelve months.
When does Firefly Aerospace report earnings next?
Firefly Aerospace is expected to report Q4 FY2026 results on Mar 18, 2027, after the close. The date is estimated from its past reporting pattern until the company confirms it.
How has FLY stock performed over the past year?
Including dividends, FLY returned +39.1% over the past year, against +12.4% for the S&P 500.
How many FLY shares are sold short?
13M shares were sold short at the latest FINRA report, 62.68% of the float, or 5.3 days of average trading volume.
Who are Firefly Aerospace's competitors?
Companies most similar to Firefly Aerospace by business, industry and size include RKLB, RDW, VOYG, KTOS, KRMN.
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