API vs QQQ: Correlation
Measured on weekly returns over the past three years, Agora, Inc. (API) and Invesco QQQ Trust (QQQ) carry a correlation of 0.26, a weak link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are API and QQQ?
Over the past 3 years, API and QQQ moved with a correlation of 0.26, which is weak. The relationship has been stable: the 1-year correlation (0.31) sits close to the 3-year figure. Over 5 years the correlation is 0.29, and the annualized covariance of weekly returns is 497.0 %².
QQQ is close to the least connected end of API's tracked universe, ranking #11 of 14. Over the last 12 months QQQ came out ahead by 10.6 percentage points (+15.7% against +26.3%). One caveat on sizing: API is 4.9 times as volatile as the other leg, so an equal-dollar split is far from equal-risk.
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.
API vs QQQ: side by side
| API (Agora, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | +15.7% | +26.3% |
| 5-year return | -86.7% | +95.4% |
| Volatility (ann.) | 96.1% | 19.6% |
| Beta vs S&P 500 | 1.90 | 1.28 |
| Max drawdown (3Y) | -60.8% | -22.8% |
| Market cap | $0.3B | – |
| P/E (trailing) | 45.1 | – |
| 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 | API | QQQ |
|---|---|---|
| 2022 | -75.9% | -32.6% |
| 2023 | -32.7% | +54.9% |
| 2024 | +58.2% | +25.6% |
| 2025 | -2.2% | +20.8% |
| 2026 | -0.2% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are API and QQQ good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.26 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between API and QQQ?
Using weekly returns as of 2026-08-27: 0.26 over 3 years, with 0.31 over the last year and 0.29 over 5 years.
Is QQQ a good diversifier for API?
Yes, to a useful degree: a correlation of 0.26 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.26 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/api-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/api-vs-qqq/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: API correlations · QQQ correlations
