NNVC vs SPY: Correlation
How closely do NanoViricides, Inc. (NNVC) and SPDR S&P 500 ETF Trust (SPY) trade together? Their weekly returns over three years give a correlation of 0.16, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are NNVC and SPY?
Over the past 3 years, NNVC and SPY moved with a correlation of 0.16, which is weak. The past 12 months show a tighter link (0.33) than the 3-year average (0.16). Over 5 years the correlation is 0.14, and the annualized covariance of weekly returns is 181.9 %².
SPY is close to the least connected end of NNVC's tracked universe, ranking #7 of 11. Correlation aside, the last 12 months split them widely, with SPY ahead by 30.5 points (-9.9% versus +20.6%). Note the risk asymmetry: NNVC runs 5.5 times the annualized volatility of the other leg, so equal-weighting the two is not an equal-risk position.
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.
NNVC vs SPY: side by side
| NNVC (NanoViricides, Inc.) | SPY (SPDR S&P 500 ETF Trust) | |
|---|---|---|
| 1-year return | -9.9% | +20.6% |
| 5-year return | -66.8% | +82.4% |
| Volatility (ann.) | 79.5% | 14.5% |
| Beta vs S&P 500 | 0.87 | 1.00 |
| Max drawdown (3Y) | -74.3% | -18.8% |
| Market cap | – | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 1.01% |
| Expense ratio | – | 0.09% |
| Assets under management | – | $795.3B |
| Sector / category | US Listed | ETF · US Large Cap |
SPY is a Large Blend fund from State Street Investment Management: $795.3B under management, 504 holdings, a 0.09% expense ratio, a 1.01% trailing dividend yield.
Year-by-year returns
| Year | NNVC | SPY |
|---|---|---|
| 2022 | -70.2% | -18.2% |
| 2023 | -8.1% | +26.2% |
| 2024 | +40.2% | +24.9% |
| 2025 | -21.0% | +17.7% |
| 2026 | +13.3% | +13.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are NNVC and SPY good diversifiers for each other?
By historical standards, yes. A correlation of 0.16 means the two rarely move for the same reasons.
FAQ
What is the correlation between NNVC and SPY?
As of 2026-08-27, the correlation of weekly returns between NNVC and SPY is 0.16 over 3 years, 0.33 over 1 year and 0.14 over 5 years.
Is SPY a good diversifier for NNVC?
By historical standards, yes. A correlation of 0.16 means the two rarely move for the same reasons.
What does a correlation of 0.16 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.
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Related comparisons
Hubs: NNVC correlations · SPY correlations
