BSEM vs QQQ: Correlation
BioStem Technologies, Inc. (BSEM) and Invesco QQQ Trust (QQQ) show a weak relationship: their 3-year correlation of weekly returns is 0.23.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BSEM and QQQ?
Across a 3-year window, the weekly returns of BSEM and QQQ correlate at 0.23, weak. Little has changed lately, as the 1-year reading of 0.26 lands near the 3-year figure. Stretching to 5 years gives 0.06, with an annualized covariance of 499.9 %².
By 3-year correlation, QQQ places #7 of the 12 assets tracked against BSEM. Correlation aside, the last 12 months split them widely, with QQQ ahead by 66.0 points (-39.7% versus +26.3%). One caveat on sizing: BSEM is 5.8 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.
BSEM vs QQQ: side by side
| BSEM (BioStem Technologies, Inc.) | QQQ (Invesco QQQ Trust) | |
|---|---|---|
| 1-year return | -39.7% | +26.3% |
| 5-year return | +263.2% | +95.4% |
| Volatility (ann.) | 113.1% | 19.6% |
| Beta vs S&P 500 | 1.65 | 1.28 |
| Max drawdown (3Y) | -88.0% | -22.8% |
| Market cap | $0.1B | – |
| P/E (trailing) | 4.1 | – |
| 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 | BSEM | QQQ |
|---|---|---|
| 2022 | +187.5% | -32.6% |
| 2023 | +96.0% | +54.9% |
| 2024 | +136.2% | +25.6% |
| 2025 | -72.5% | +20.8% |
| 2026 | +1.0% | +17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BSEM and QQQ good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.23 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between BSEM and QQQ?
Using weekly returns as of 2026-08-27: 0.23 over 3 years, with 0.26 over the last year and 0.06 over 5 years.
Is QQQ a good diversifier for BSEM?
Yes, to a useful degree: a correlation of 0.23 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.23 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/bsem-vs-qqq.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/bsem-vs-qqq/)
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Related comparisons
Hubs: BSEM correlations · QQQ correlations
