BLCO vs BSBK: Correlation
Bausch + Lomb Corporation (BLCO) and Bogota Financial Corp. (BSBK) show a moderate relationship: their 3-year correlation of weekly returns is 0.42.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BLCO and BSBK?
Across a 3-year window, the weekly returns of BLCO and BSBK correlate at 0.42, moderate. Little has changed lately, as the 1-year reading of 0.34 lands near the 3-year figure. Stretching to 5 years gives 0.31, with an annualized covariance of 350.5 %².
By 3-year correlation, BSBK places #6 of the 11 assets tracked against BLCO. Correlation aside, the last 12 months split them widely, with BLCO ahead by 18.8 points (+17.7% versus -1.1%). One caveat on sizing: BLCO is 1.9 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.
BLCO vs BSBK: side by side
| BLCO (Bausch + Lomb Corporation) | BSBK (Bogota Financial Corp.) | |
|---|---|---|
| 1-year return | +17.7% | -1.1% |
| 5-year return | -14.4% | -12.7% |
| Volatility (ann.) | 39.6% | 21.2% |
| Beta vs S&P 500 | 0.82 | 0.12 |
| Max drawdown (3Y) | -47.9% | -21.6% |
| Market cap | $6.1B | $0.1B |
| P/E (trailing) | – | 43.4 |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BLCO | BSBK |
|---|---|---|
| 2022 | – | +9.8% |
| 2023 | +10.0% | -28.0% |
| 2024 | +5.9% | -6.8% |
| 2025 | -5.4% | +12.7% |
| 2026 | +0.3% | +7.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BLCO and BSBK good diversifiers for each other?
A fair diversifier. At 0.42, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between BLCO and BSBK?
Using weekly returns as of 2026-08-27: 0.42 over 3 years, with 0.34 over the last year and 0.31 over 5 years.
Is BSBK a good diversifier for BLCO?
A fair diversifier. At 0.42, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.42 mean?
A reading of 0.42 sits on a scale from −1 (opposite moves) through 0 (unrelated) to +1 (identical moves). Correlation captures direction, not magnitude or performance.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/blco-vs-bsbk.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/blco-vs-bsbk/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: BLCO correlations · BSBK correlations
