KRRO vs QQQ: Correlation
Measured on weekly returns over the past three years, Korro Bio, Inc. (KRRO) and Invesco QQQ Trust (QQQ) carry a correlation of 0.25, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KRRO and QQQ?
Over the past 3 years, KRRO and QQQ moved with a correlation of 0.25, which is weak. The relationship has been stable: the 1-year correlation (0.30) sits close to the 3-year figure. Over 5 years the correlation is 0.21, and the annualized covariance of weekly returns is 825.4 %².
Among the 16 assets we track against KRRO, QQQ sits near the bottom by co-movement, at rank #12. The last year tells two different stories: QQQ led by 64.9 percentage points, -38.6% for KRRO against +26.3% for QQQ. Note the risk asymmetry: KRRO runs 8.5 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.
KRRO vs QQQ: side by side
| KRRO (Korro Bio, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -38.6% | +26.3% |
| 5-year return | -96.6% | +95.4% |
| Volatility (ann.) | 166.3% | 19.6% |
| Beta vs S&P 500 | 3.17 | 1.28 |
| Max drawdown (3Y) | -94.1% | -22.8% |
| Market cap | $0.2B | – |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.44% |
| Expense ratio | – | 0.18% |
| Assets under management | – | $452.8B |
| Sector / category | US Listed | ETF · US Growth & Tech |
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 | KRRO | QQQ |
|---|---|---|
| 2022 | -25.0% | -32.6% |
| 2023 | -75.1% | +54.9% |
| 2024 | -20.6% | +25.6% |
| 2025 | -79.0% | +20.8% |
| 2026 | +65.5% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KRRO and QQQ good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.25 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between KRRO and QQQ?
Using weekly returns as of 2026-08-27: 0.25 over 3 years, with 0.30 over the last year and 0.21 over 5 years.
Is QQQ a good diversifier for KRRO?
Yes, to a useful degree: a correlation of 0.25 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.25 mean?
On the −1 to +1 scale, 0.25 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/krro-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/krro-vs-qqq/)
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Related comparisons
Hubs: KRRO correlations · QQQ correlations
