GERN vs TBCH: Correlation
Geron Corporation (GERN) and Turtle Beach Corporation (TBCH) show a moderate relationship: their 3-year correlation of weekly returns is 0.41.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are GERN and TBCH?
Over the past 3 years, GERN and TBCH moved with a correlation of 0.41, which is moderate. Lately the two have drifted apart, with the 1-year correlation at 0.26 versus 0.41 over 3 years. Over 5 years the correlation is 0.30, and the annualized covariance of weekly returns is 1520.6 %².
By 3-year correlation, TBCH places #5 of the 11 assets tracked against GERN. Their recent paths diverged sharply: over the last 12 months GERN outperformed by 25.1 percentage points (+8.5% for GERN against -16.6% for TBCH).
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.
GERN vs TBCH: side by side
| GERN (Geron Corporation) | TBCH (Turtle Beach Corporation) | |
|---|---|---|
| 1-year return | +8.5% | -16.6% |
| 5-year return | +6.2% | -55.7% |
| Volatility (ann.) | 64.0% | 57.8% |
| Beta vs S&P 500 | 1.34 | 2.21 |
| Max drawdown (3Y) | -79.0% | -51.8% |
| Market cap | $1.0B | $0.2B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | GERN | TBCH |
|---|---|---|
| 2022 | +98.4% | -67.8% |
| 2023 | -12.8% | +52.7% |
| 2024 | +67.8% | +58.1% |
| 2025 | -62.7% | -18.9% |
| 2026 | +15.9% | -7.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are GERN and TBCH good diversifiers for each other?
A fair diversifier. At 0.41, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between GERN and TBCH?
As of 2026-08-27, the correlation of weekly returns between GERN and TBCH is 0.41 over 3 years, 0.26 over 1 year and 0.30 over 5 years.
Is TBCH a good diversifier for GERN?
A fair diversifier. At 0.41, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.41 mean?
On the −1 to +1 scale, 0.41 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.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/gern-vs-tbch.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/gern-vs-tbch/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: GERN correlations · TBCH correlations
