Firefly Aerospace Inc. (FLY) stock
FLYNasdaqGuided Missiles & Space Vehicles & PartsFiscal year ends December 31
$25.21−0.10 (-0.40%)
Close on Nov 13, 2026Market cap $4.22BP/E –Yield –
Firefly Aerospace r&d expenses
Research and development expenses are spending on new products and technology.
Firefly Aerospace's R&D Expenses for the twelve months ending Sep 30, 2026 was $272.60M, up 47.3% year over year. For fiscal 2025 it was $200.12M, up 33.9% from the year before.
Annual r&d expenses
| Period | Period end | Value | Change |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $200.12M | +33.9% |
| FY2024 | Dec 31, 2024 | $149.50M | +26.8% |
| FY2023 | Dec 31, 2023 | $117.87M | – |
Quarterly r&d expenses
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change |
|---|---|---|---|
| Q3 FY2026 | Sep 30, 2026 | $75.99M | +55.8% |
| Q2 FY2026 | Jun 30, 2026 | $71.53M | +56.3% |
| Q1 FY2026 | Mar 31, 2026 | $67.51M | +40.6% |
| Q4 FY2025 | Dec 31, 2025 | $57.57M | +35.6% |
| Q3 FY2025 | Sep 30, 2025 | $48.76M | +63.3% |
| Q2 FY2025 | Jun 30, 2025 | $45.77M | +15.8% |
| Q1 FY2025 | Mar 31, 2025 | $48.01M | – |
| Q4 FY2024 | Dec 31, 2024 | $42.46M | – |
| Q3 FY2024 | Sep 30, 2024 | $29.86M | – |
| Q2 FY2024 | Jun 30, 2024 | $39.54M | – |
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