BLFS vs TARS: Correlation
Measured on weekly returns over the past three years, BioLife Solutions, Inc. (BLFS) and Tarsus Pharmaceuticals, Inc. (TARS) carry a correlation of 0.38, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are BLFS and TARS?
Over the past 3 years, BLFS and TARS moved with a correlation of 0.38, which is moderate. The past 12 months show a weaker link (0.23) than the 3-year average (0.38). Over 5 years the correlation is 0.26, and the annualized covariance of weekly returns is 1020.7 %².
TARS is close to the least connected end of BLFS's tracked universe, ranking #12 of 15. Correlation aside, the last 12 months split them widely, with BLFS ahead by 21.9 points (+46.3% versus +24.4%).
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.
BLFS vs TARS: side by side
| BLFS (BioLife Solutions, Inc.) | TARS (Tarsus Pharmaceuticals, Inc.) | |
|---|---|---|
| 1-year return | +46.3% | +24.4% |
| 5-year return | -36.2% | +171.4% |
| Volatility (ann.) | 50.1% | 53.2% |
| Beta vs S&P 500 | 1.66 | 0.51 |
| Max drawdown (3Y) | -37.0% | -45.1% |
| Market cap | $1.8B | $3.2B |
| P/E (trailing) | 37.2 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | BLFS | TARS |
|---|---|---|
| 2022 | -51.2% | -34.8% |
| 2023 | -10.7% | +38.1% |
| 2024 | +59.8% | +173.4% |
| 2025 | -6.9% | +47.9% |
| 2026 | +53.8% | -12.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are BLFS and TARS good diversifiers for each other?
A fair diversifier. At 0.38, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
FAQ
What is the correlation between BLFS and TARS?
Using weekly returns as of 2026-08-27: 0.38 over 3 years, with 0.23 over the last year and 0.26 over 5 years.
Is TARS a good diversifier for BLFS?
A fair diversifier. At 0.38, enough of each asset's movement is its own that the pair has smoothed outcomes historically.
What does a correlation of 0.38 mean?
A reading of 0.38 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/blfs-vs-tars.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/blfs-vs-tars/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: BLFS correlations · TARS correlations
