CSQ vs MIR: Correlation
Calamos Strategic Total Return Fund - Closed End Fund (CSQ) and Mirion Technologies, Inc. (MIR) show a moderate relationship: their 3-year correlation of weekly returns is 0.56.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CSQ and MIR?
On 3 years of weekly data the CSQ/MIR correlation comes out at 0.56, moderate. The link has loosened recently: the 1-year correlation (0.44) runs below the 3-year figure (0.56). The 5-year figure is 0.54, and annualized covariance runs at 436.0 %².
By 3-year correlation, MIR places #38 of the 51 assets tracked against CSQ. Correlation aside, the last 12 months split them widely, with CSQ ahead by 48.7 points (+21.4% versus -27.3%). One caveat on sizing: MIR is 2.2 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.
CSQ vs MIR: side by side
| CSQ (Calamos Strategic Total Return Fund - Closed End Fund) | MIR (Mirion Technologies, Inc.) | |
|---|---|---|
| 1-year return | +21.4% | -27.3% |
| 5-year return | +64.2% | +49.5% |
| Volatility (ann.) | 18.8% | 41.2% |
| Beta vs S&P 500 | 1.22 | 1.53 |
| Max drawdown (3Y) | -24.2% | -51.0% |
| Market cap | $3.4B | $3.7B |
| P/E (trailing) | 3.2 | 165.0 |
| Dividend yield | 2.95% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | CSQ | MIR |
|---|---|---|
| 2022 | -24.2% | -36.9% |
| 2023 | +20.9% | +55.1% |
| 2024 | +28.2% | +70.2% |
| 2025 | +16.3% | +34.2% |
| 2026 | +14.3% | -36.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CSQ and MIR good diversifiers for each other?
Only partially. A correlation of 0.56 means CSQ and MIR share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between CSQ and MIR?
As of 2026-08-27, the correlation of weekly returns between CSQ and MIR is 0.56 over 3 years, 0.44 over 1 year and 0.54 over 5 years.
Is MIR a good diversifier for CSQ?
Only partially. A correlation of 0.56 means CSQ and MIR share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.56 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/csq-vs-mir.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/csq-vs-mir/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: CSQ correlations · MIR correlations
