RGEN vs SGA: Correlation
Repligen Corporation (RGEN) and Saga Communications, Inc. (SGA) show a moderate relationship: their 3-year correlation of weekly returns is 0.34.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are RGEN and SGA?
Across a 3-year window, the weekly returns of RGEN and SGA correlate at 0.34, moderate. The relationship has been stable: the 1-year correlation (0.31) sits close to the 3-year figure. Stretching to 5 years gives 0.13, with an annualized covariance of 518.3 %².
Out of 17 assets tracked against RGEN, SGA lands near the bottom at #13. Their recent paths diverged sharply: over the last 12 months RGEN outperformed by 76.4 percentage points (+53.1% for RGEN against -23.3% for SGA). One caveat on sizing: RGEN is 1.6 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
RGEN vs SGA: side by side
| RGEN (Repligen Corporation) | SGA (Saga Communications, Inc.) | |
|---|---|---|
| 1-year return | +53.1% | -23.3% |
| 5-year return | -35.6% | -34.9% |
| Volatility (ann.) | 49.5% | 30.7% |
| Beta vs S&P 500 | 1.35 | 0.43 |
| Max drawdown (3Y) | -50.6% | -58.1% |
| Market cap | $10.3B | $0.1B |
| P/E (trailing) | 252.8 | – |
| Dividend yield | 0.00% | 10.95% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | RGEN | SGA |
|---|---|---|
| 2022 | -36.1% | +16.8% |
| 2023 | +6.2% | +6.8% |
| 2024 | -19.9% | -45.9% |
| 2025 | +13.8% | +12.4% |
| 2026 | +11.1% | -18.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are RGEN and SGA good diversifiers for each other?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between RGEN and SGA?
As of 2026-08-27, the correlation of weekly returns between RGEN and SGA is 0.34 over 3 years, 0.31 over 1 year and 0.13 over 5 years.
Is SGA a good diversifier for RGEN?
A fair diversifier. At 0.34, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.34 mean?
On the −1 to +1 scale, 0.34 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: RGEN correlations · SGA correlations
