OXSQ vs STRO: Correlation
How closely do Oxford Square Capital Corp. - Closed End Fund (OXSQ) and Sutro Biopharma, Inc. (STRO) trade together? Their weekly returns over three years give a correlation of 0.35, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OXSQ and STRO?
On 3 years of weekly data the OXSQ/STRO correlation comes out at 0.35, moderate. The relationship has been stable: the 1-year correlation (0.39) sits close to the 3-year figure. The 5-year figure is 0.28, and annualized covariance runs at 1020.7 %².
By 3-year correlation, STRO places #5 of the 20 assets tracked against OXSQ. Correlation aside, the last 12 months split them widely, with STRO ahead by 157.7 points (-20.9% versus +136.8%). Risk is not evenly split, since STRO carries 4.3 times the volatility of the other side.
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.
OXSQ vs STRO: side by side
| OXSQ (Oxford Square Capital Corp. - Closed End Fund) | STRO (Sutro Biopharma, Inc.) | |
|---|---|---|
| 1-year return | -20.9% | +136.8% |
| 5-year return | -29.3% | -90.2% |
| Volatility (ann.) | 26.1% | 112.5% |
| Beta vs S&P 500 | 0.39 | 3.52 |
| Max drawdown (3Y) | -46.0% | -90.8% |
| Market cap | $0.1B | $0.4B |
| P/E (trailing) | – | – |
| Dividend yield | 31.11% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | OXSQ | STRO |
|---|---|---|
| 2022 | -14.4% | -45.7% |
| 2023 | +9.2% | -46.9% |
| 2024 | -1.9% | -57.1% |
| 2025 | -13.3% | -37.1% |
| 2026 | -8.5% | +84.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OXSQ and STRO good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.35 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between OXSQ and STRO?
As of 2026-08-27, the correlation of weekly returns between OXSQ and STRO is 0.35 over 3 years, 0.39 over 1 year and 0.28 over 5 years.
Is STRO a good diversifier for OXSQ?
Yes, to a useful degree: a correlation of 0.35 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.35 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/oxsq-vs-stro.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/oxsq-vs-stro/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: OXSQ correlations · STRO correlations
