Stocks Comparison
Firefly Aerospace vs Helio: revenue, profit, margins and growth compared
Firefly Aerospace brought in $159.9M of revenue in fiscal 2025, Helio $3.9M in fiscal 2025. Revenue changed by +163.0% at Firefly Aerospace and -43.8% at Helio on the year before, so Firefly Aerospace grew faster. Firefly Aerospace kept -186.6% of its revenue as net profit, Helio -104.0%.
Side by side, latest fiscal year
| FLY | HLEO | |
|---|---|---|
| Fiscal year ended | FY2025 (December 31, 2025) | FY2025 (October 31, 2025) |
| Revenue | $159.9M | $3.9M |
| Revenue growth | +163.0% | -43.8% |
| Net income | -$298.3M | -$4M |
| Net margin | -186.6% | -104.0% |
| Free cash flow | -$237.8M | n/a |
| Free cash flow margin | -148.7% | n/a |
| Earnings per share (diluted) | -$4.83 | -$0.36 |
| Cash | $793M | $7.3K |
| Debt | n/a | n/a |
| Price to earnings | n/a | n/a |
| Market value | $4.1B | $22.1M |
| Dividend yield | n/a | n/a |
| Rank by revenue in sector | #388 of 603 · Industrials | #535 of 603 · Industrials |
Over the years
Questions about Firefly Aerospace and Helio
Which is bigger by revenue, Firefly Aerospace or Helio?
Firefly Aerospace is bigger by revenue: $159.9M in fiscal 2025, against $3.9M for Helio in fiscal 2025.
Which keeps more of its revenue as profit, Firefly Aerospace or Helio?
Firefly Aerospace had a net margin of -186.6% in fiscal 2025; Helio had -104.0% in fiscal 2025.
Which grew revenue faster, Firefly Aerospace or Helio?
In their latest fiscal years revenue changed by +163.0% at Firefly Aerospace and -43.8% at Helio.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.