AIFF vs VBIO: Correlation
Firefly Neuroscience, Inc. (AIFF) and Valion Bio, Inc. (VBIO) show a moderate relationship: their 3-year correlation of weekly returns is 0.43.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are AIFF and VBIO?
Across a 3-year window, the weekly returns of AIFF and VBIO correlate at 0.43, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.24 versus 0.43 over 3 years. Stretching to 5 years gives 0.32, with an annualized covariance of 11999.4 %².
Within AIFF's tracked universe of 15 assets, VBIO comes in at #6 by 3-year correlation. The last year tells two different stories: AIFF led by 37.1 percentage points, -58.9% for AIFF against -96.0% for VBIO.
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.
AIFF vs VBIO: side by side
| AIFF (Firefly Neuroscience, Inc.) | VBIO (Valion Bio, Inc.) | |
|---|---|---|
| 1-year return | -58.9% | -96.0% |
| 5-year return | -98.8% | -100.0% |
| Volatility (ann.) | 190.4% | 147.8% |
| Beta vs S&P 500 | 1.78 | 1.27 |
| Max drawdown (3Y) | -95.9% | -99.8% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | AIFF | VBIO |
|---|---|---|
| 2022 | -90.3% | -83.5% |
| 2023 | -64.8% | -97.2% |
| 2024 | -47.7% | -80.8% |
| 2025 | -66.8% | -75.3% |
| 2026 | +22.7% | -91.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are AIFF and VBIO good diversifiers for each other?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between AIFF and VBIO?
The AIFF/VBIO correlation stands at 0.43 on a 3-year window (1 year: 0.24, 5 years: 0.32), computed from weekly returns as of 2026-08-27.
Is VBIO a good diversifier for AIFF?
A fair diversifier. At 0.43, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.43 mean?
A reading of 0.43 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/aiff-vs-vbio.json
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Related comparisons
Hubs: AIFF correlations · VBIO correlations
