FNGD vs GERN: Correlation
How closely do MicroSectors FANG Index -3X Inverse Leveraged ETNs due (FNGD) and Geron Corporation (GERN) trade together? Their weekly returns over three years give a correlation of -0.23, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are FNGD and GERN?
Across a 3-year window, the weekly returns of FNGD and GERN correlate at -0.23, negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.19) sits close to the 3-year figure. Stretching to 5 years gives -0.25, with an annualized covariance of -1129.2 %².
Within FNGD's tracked universe of 1743 assets, GERN comes in at #245 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months GERN outperformed by 64.2 percentage points (-55.7% for FNGD against +8.5% for GERN).
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.
FNGD vs GERN: side by side
| FNGD (MicroSectors FANG Index -3X Inverse Leveraged ETNs due) | GERN (Geron Corporation) | |
|---|---|---|
| 1-year return | -55.7% | +8.5% |
| 5-year return | -99.4% | +6.2% |
| Volatility (ann.) | 75.7% | 64.0% |
| Beta vs S&P 500 | -4.54 | 1.34 |
| Max drawdown (3Y) | -97.6% | -79.0% |
| Market cap | – | $1.0B |
| P/E (trailing) | 20.6 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | FNGD | GERN |
|---|---|---|
| 2022 | +52.2% | +98.4% |
| 2023 | -90.1% | -12.8% |
| 2024 | -76.6% | +67.8% |
| 2025 | -61.4% | -62.7% |
| 2026 | -49.5% | +15.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are FNGD and GERN good diversifiers for each other?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
FAQ
What is the correlation between FNGD and GERN?
The FNGD/GERN correlation stands at -0.23 on a 3-year window (1 year: -0.19, 5 years: -0.25), computed from weekly returns as of 2026-08-27.
Is GERN a good diversifier for FNGD?
By historical standards, yes. A correlation of -0.23 means the two rarely move for the same reasons.
What does a correlation of -0.23 mean?
Correlation ranges from −1 to +1. Values near +1 mean two assets move together, near 0 that they move independently, and negative values that they tend to move in opposite directions. It measures co-movement, not performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/fngd-vs-gern.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/fngd-vs-gern/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: FNGD correlations · GERN correlations
