OCC vs SES: Correlation
Optical Cable Corporation (OCC) and SES AI Corporation (SES) show a moderate relationship: their 3-year correlation of weekly returns is 0.47.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are OCC and SES?
On 3 years of weekly data the OCC/SES correlation comes out at 0.47, moderate. The past 12 months show a weaker link (0.16) than the 3-year average (0.47). The 5-year figure is 0.43, and annualized covariance runs at 14455.7 %².
Few assets follow OCC as closely as SES, which ranks #2 of 20 tracked partners. Correlation aside, the last 12 months split them widely, with OCC ahead by 168.6 points (+117.6% versus -51.0%). Note the risk asymmetry: SES runs 2.8 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.
OCC vs SES: side by side
| OCC (Optical Cable Corporation) | SES (SES AI Corporation) | |
|---|---|---|
| 1-year return | +117.6% | -51.0% |
| 5-year return | +297.7% | -94.5% |
| Volatility (ann.) | 105.3% | 294.5% |
| Beta vs S&P 500 | 1.07 | 2.43 |
| Max drawdown (3Y) | -61.1% | -89.7% |
| Market cap | $0.1B | $0.2B |
| P/E (trailing) | 106.5 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | OCC | SES |
|---|---|---|
| 2022 | -17.7% | -68.3% |
| 2023 | -38.9% | -41.9% |
| 2024 | +33.7% | +19.7% |
| 2025 | +23.3% | -17.8% |
| 2026 | +211.0% | -69.5% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are OCC and SES good diversifiers for each other?
Reasonably. At 0.47, OCC and SES keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between OCC and SES?
Using weekly returns as of 2026-08-27: 0.47 over 3 years, with 0.16 over the last year and 0.43 over 5 years.
Is SES a good diversifier for OCC?
Reasonably. At 0.47, OCC and SES keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.47 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/occ-vs-ses.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/occ-vs-ses/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: OCC correlations · SES correlations
