FLY vs. ASTS
FLY (Firefly Aerospace Inc) and ASTS (AST SpaceMobile, Inc.) are both stocks. FLY operates in Aerospace & Defense (Industrials), while ASTS operates in Communication Equipment (Technology). Their 0.63 correlation means they have sometimes moved together and sometimes differently.
Performance
FLY vs. ASTS - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, FLY achieves a -9.12% return, which is significantly higher than ASTS's -18.79% return.
FLY
- 1D
- 0.20%
- 1M
- -29.65%
- 6M
- -19.33%
- YTD
- -9.12%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- —
ASTS
- 1D
- 0.92%
- 1M
- -30.72%
- 6M
- -46.97%
- YTD
- -18.79%
- 1Y
- 12.43%
- 3Y*
- 140.31%
- 5Y*
- 40.48%
- 10Y*
- —
- ALL TIME*
- 35.73%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $751.14M | $957.94M | $1.86B | |
| $64.26M | $73.54M | $244.72M |
FLY vs. ASTS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
FLY Firefly Aerospace Inc | -9.12% | -68.04% |
ASTS AST SpaceMobile, Inc. | -18.79% | 40.24% |
Correlation
The correlation between FLY and ASTS is 0.63, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Aug 7, 2025 | 0.63 |
Fundamentals
FLY:
$3.34B
ASTS:
$24.00B
FLY:
-$2.17
ASTS:
-$1.78
FLY:
16.99
ASTS:
189.69
FLY:
2.94
ASTS:
6.44
FLY:
$184.88M
ASTS:
$84.94M
FLY:
$40.11M
ASTS:
-$22.93M
FLY:
-$266.77M
ASTS:
-$536.80M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
FLY vs. ASTS — Risk / Return Rank
FLY
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
ASTS
FLY vs. ASTS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Firefly Aerospace Inc (FLY) and AST SpaceMobile, Inc. (ASTS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| FLY | ASTS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.11 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 0.18 | — |
| Martin ratioReturn relative to average drawdown | — | 0.38 | — |
Loading charts...
Drawdowns
FLY vs. ASTS - Drawdown Comparison
The maximum FLY drawdown since its inception was -76.03%, smaller than the maximum ASTS drawdown of -85.57%. Use the drawdown chart below to compare losses from any high point for FLY and ASTS.
Loading charts...
Drawdown Indicators
| FLY | ASTS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -76.03% | -85.57% | +9.54% |
Max Drawdown (1Y)Largest decline over 1 year | — | -60.15% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -68.40% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -85.57% | — |
Current DrawdownCurrent decline from peak | -70.96% | -55.68% | -15.28% |
Average DrawdownAverage peak-to-trough decline | -56.73% | -40.68% | -16.05% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 28.86% | — |
Volatility
FLY vs. ASTS - Volatility Comparison
Loading charts...
Volatility by Period
| FLY | ASTS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 28.99% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 81.13% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 113.12% | 110.07% | +3.05% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 113.12% | 109.86% | +3.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 113.12% | 111.04% | +2.08% |
Dividends
FLY vs. ASTS - Dividend Comparison
Neither FLY nor ASTS has paid dividends to shareholders.
Financials
FLY vs. ASTS - Financials Comparison
This section allows you to compare key financial metrics between Firefly Aerospace Inc and AST SpaceMobile, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
Frequently Asked Questions
FLY and ASTS have a correlation of 0.63, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
Find the right allocation for FLY and ASTS
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer