PM vs QCLS: Correlation
How closely do Philip Morris International (PM) and Q/C Technologies, Inc. (QCLS) trade together? Their weekly returns over three years give a correlation of -0.28, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PM and QCLS?
Across a 3-year window, the weekly returns of PM and QCLS correlate at -0.28, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.32 lands near the 3-year figure. Stretching to 5 years gives -0.21, with an annualized covariance of -696.1 %².
Among the 47 assets we track against PM, QCLS ranks #41 by 3-year correlation. The last year tells two different stories: PM led by 93.9 percentage points, +20.2% for PM against -73.7% for QCLS. One caveat on sizing: QCLS is 4.7 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.
PM vs QCLS: side by side
| PM (Philip Morris International) | QCLS (Q/C Technologies, Inc.) | |
|---|---|---|
| 1-year return | +20.2% | -73.7% |
| 5-year return | +133.5% | -100.0% |
| Volatility (ann.) | 23.1% | 108.9% |
| Beta vs S&P 500 | -0.01 | 0.87 |
| Max drawdown (3Y) | -20.6% | -99.9% |
| Market cap | $296.9B | – |
| P/E (trailing) | 26.7 | – |
| Dividend yield | 3.03% | 0.00% |
| Sector / category | Consumer Staples | US Listed |
Year-by-year returns
| Year | PM | QCLS |
|---|---|---|
| 2022 | +12.3% | -81.0% |
| 2023 | -1.9% | -77.5% |
| 2024 | +34.3% | -85.2% |
| 2025 | +38.0% | -96.5% |
| 2026 | +20.8% | -40.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PM and QCLS good diversifiers for each other?
By historical standards, yes. A correlation of -0.28 means the two rarely move for the same reasons.
FAQ
What is the correlation between PM and QCLS?
Using weekly returns as of 2026-08-27: -0.28 over 3 years, with -0.32 over the last year and -0.21 over 5 years.
Is QCLS a good diversifier for PM?
By historical standards, yes. A correlation of -0.28 means the two rarely move for the same reasons.
What does a correlation of -0.28 mean?
On the −1 to +1 scale, -0.28 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/pm-vs-qcls.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/pm-vs-qcls/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: PM correlations · QCLS correlations
