ASTS vs RKLB: Correlation
Measured on weekly returns over the past three years, AST SpaceMobile, Inc. (ASTS) and Rocket Lab Corporation (RKLB) carry a correlation of 0.38, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ASTS and RKLB?
Over the past 3 years, ASTS and RKLB moved with a correlation of 0.38, which is moderate. The past 12 months show a tighter link (0.65) than the 3-year average (0.38). Over 5 years the correlation is 0.37, and the annualized covariance of weekly returns is 3933.2 %².
Among the 11 assets we track against ASTS, RKLB ranks #5 by 3-year correlation. Correlation aside, the last 12 months split them widely, with RKLB ahead by 18.7 points (+27.3% versus +46.0%).
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
ASTS vs RKLB: side by side
| ASTS (AST SpaceMobile, Inc.) | RKLB (Rocket Lab Corporation) | |
|---|---|---|
| 1-year return | +27.3% | +46.0% |
| 5-year return | +397.1% | +573.3% |
| Volatility (ann.) | 119.4% | 85.6% |
| Beta vs S&P 500 | 1.92 | 2.58 |
| Max drawdown (3Y) | -68.4% | -61.0% |
| Market cap | $23.9B | $43.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ASTS | RKLB |
|---|---|---|
| 2022 | -39.3% | -69.3% |
| 2023 | +25.1% | +46.7% |
| 2024 | +249.9% | +360.6% |
| 2025 | +244.2% | +173.9% |
| 2026 | -15.4% | -3.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ASTS and RKLB good diversifiers for each other?
A fair diversifier. At 0.38, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between ASTS and RKLB?
As of 2026-08-27, the correlation of weekly returns between ASTS and RKLB is 0.38 over 3 years, 0.65 over 1 year and 0.37 over 5 years.
Is RKLB a good diversifier for ASTS?
A fair diversifier. At 0.38, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.38 mean?
On the −1 to +1 scale, 0.38 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
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Related comparisons
Hubs: ASTS correlations · RKLB correlations
