MOS vs TARS: Correlation
Measured on weekly returns over the past three years, Mosaic Company (The) (MOS) and Tarsus Pharmaceuticals, Inc. (TARS) carry a correlation of -0.14, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are MOS and TARS?
Over the past 3 years, MOS and TARS moved with a correlation of -0.14, which is negative, meaning they tend to move in opposite directions. The relationship has been stable: the 1-year correlation (-0.17) sits close to the 3-year figure. Over 5 years the correlation is -0.06, and the annualized covariance of weekly returns is -279.5 %².
Within MOS's tracked universe of 33 assets, TARS comes in at #27 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months TARS outperformed by 51.0 percentage points (-26.6% for MOS against +24.4% for TARS).
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.
MOS vs TARS: side by side
| MOS (Mosaic Company (The)) | TARS (Tarsus Pharmaceuticals, Inc.) | |
|---|---|---|
| 1-year return | -26.6% | +24.4% |
| 5-year return | -17.1% | +171.4% |
| Volatility (ann.) | 36.6% | 53.2% |
| Beta vs S&P 500 | 0.78 | 0.51 |
| Max drawdown (3Y) | -45.7% | -45.1% |
| Market cap | $7.6B | $3.2B |
| P/E (trailing) | – | – |
| Dividend yield | 3.64% | 0.00% |
| Sector / category | Materials | US Listed |
Year-by-year returns
| Year | MOS | TARS |
|---|---|---|
| 2022 | +12.8% | -34.8% |
| 2023 | -16.4% | +38.1% |
| 2024 | -29.1% | +173.4% |
| 2025 | +1.1% | +47.9% |
| 2026 | +0.5% | -12.2% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are MOS and TARS good diversifiers for each other?
By historical standards, yes. A correlation of -0.14 means the two rarely move for the same reasons.
FAQ
What is the correlation between MOS and TARS?
Using weekly returns as of 2026-08-27: -0.14 over 3 years, with -0.17 over the last year and -0.06 over 5 years.
Is TARS a good diversifier for MOS?
By historical standards, yes. A correlation of -0.14 means the two rarely move for the same reasons.
What does a correlation of -0.14 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/mos-vs-tars.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/mos-vs-tars/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: MOS correlations · TARS correlations
