QQQ vs SENS: Correlation
How closely do Invesco QQQ Trust (QQQ) and Senseonics Holdings, Inc. (SENS) trade together? Their weekly returns over three years give a correlation of 0.26, which is weak.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are QQQ and SENS?
Over the past 3 years, QQQ and SENS moved with a correlation of 0.26, which is weak. Recent behaviour matches the longer record: 0.29 over 1 year against 0.26 over 3. Over 5 years the correlation is 0.34, and the annualized covariance of weekly returns is 505.9 %².
By 3-year correlation, SENS places #2038 of the 4755 assets tracked against QQQ. Correlation aside, the last 12 months split them widely, with QQQ ahead by 25.2 points (+26.3% versus +1.1%). Note the risk asymmetry: SENS runs 5.0 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 SENS: side by side
| QQQ (Invesco QQQ Trust) | SENS (Senseonics Holdings, Inc.) | |
|---|---|---|
| 1-year return | +26.3% | +1.1% |
| 5-year return | +95.4% | -87.7% |
| Volatility (ann.) | 19.6% | 97.8% |
| Beta vs S&P 500 | 1.28 | 1.76 |
| Max drawdown (3Y) | -22.8% | -81.5% |
| Market cap | – | $0.5B |
| P/E (trailing) | – | – |
| Dividend yield | 0.44% | 0.00% |
| Expense ratio | 0.18% | – |
| Assets under management | $452.8B | – |
| Sector / category | ETF · US Growth & Tech | US Listed |
QQQ, Invesco's Large Growth fund, carries $452.8B under management, 104 holdings, a 0.18% expense ratio, a 0.44% trailing dividend yield.
Year-by-year returns
| Year | QQQ | SENS |
|---|---|---|
| 2022 | -32.6% | -61.4% |
| 2023 | +54.9% | -44.7% |
| 2024 | +25.6% | -8.2% |
| 2025 | +20.8% | -47.2% |
| 2026 | +17.7% | +70.3% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are QQQ and SENS good diversifiers for each other?
Reasonably. At 0.26, QQQ and SENS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between QQQ and SENS?
As of 2026-08-27, the correlation of weekly returns between QQQ and SENS is 0.26 over 3 years, 0.29 over 1 year and 0.34 over 5 years.
Is SENS a good diversifier for QQQ?
Reasonably. At 0.26, QQQ and SENS keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.26 mean?
On the −1 to +1 scale, 0.26 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/qqq-vs-sens.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/qqq-vs-sens/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: QQQ correlations · SENS correlations
