QQQ vs TOVX: Correlation
How closely do Invesco QQQ Trust (QQQ) and Theriva Biologics, Inc. (TOVX) trade together? Their weekly returns over three years give a correlation of 0.13, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and TOVX?
On 3 years of weekly data the QQQ/TOVX correlation comes out at 0.13, weak. Little has changed lately, as the 1-year reading of 0.11 lands near the 3-year figure. The 5-year figure is 0.19, and annualized covariance runs at 272.2 %².
Within QQQ's tracked universe of 4755 assets, TOVX comes in at #3595 by 3-year correlation. Correlation aside, the last 12 months split them widely, with QQQ ahead by 66.2 points (+26.3% versus -39.9%). Note the risk asymmetry: TOVX 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.
QQQ vs TOVX: side by side
| QQQ (Invesco QQQ Trust) | TOVX (Theriva Biologics, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | -39.9% |
| 5-year return | +95.4% | -99.8% |
| Volatility (ann.) | 19.6% | 108.1% |
| Beta vs S&P 500 | 1.28 | 1.15 |
| Max drawdown (3Y) | -22.8% | -98.8% |
| Market cap | – | – |
| P/E (trailing) | – | 0.2 |
| Dividend yield | 0.44% | 0.00% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
QQQ is a Large Growth fund from Invesco: $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | TOVX |
|---|---|---|
| 2022 | -32.6% | -83.3% |
| 2023 | +54.9% | -4.4% |
| 2024 | +25.6% | -83.7% |
| 2025 | +20.8% | -88.0% |
| 2026 | +17.7% | +20.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and TOVX good diversifiers for each other?
By historical standards, yes. A correlation of 0.13 means the two rarely move for the same reasons.
FAQ
What is the correlation between QQQ and TOVX?
Using weekly returns as of 2026-08-27: 0.13 over 3 years, with 0.11 over the last year and 0.19 over 5 years.
Is TOVX a good diversifier for QQQ?
By historical standards, yes. A correlation of 0.13 means the two rarely move for the same reasons.
What does a correlation of 0.13 mean?
A reading of 0.13 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/qqq-vs-tovx.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qqq-vs-tovx/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QQQ correlations · TOVX correlations
