PEPG vs VTRS: Correlation
Measured on weekly returns over the past three years, PepGen Inc. (PEPG) and Viatris (VTRS) carry a correlation of -0.17, a negative link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are PEPG and VTRS?
On 3 years of weekly data the PEPG/VTRS correlation comes out at -0.17, negative, meaning they tend to move in opposite directions. Little has changed lately, as the 1-year reading of -0.19 lands near the 3-year figure. The 5-year figure is -0.11, and annualized covariance runs at -912.8 %².
VTRS is close to the least connected end of PEPG's tracked universe, ranking #11 of 14. Their recent paths diverged sharply: over the last 12 months PEPG outperformed by 79.8 percentage points (+147.6% for PEPG against +67.8% for VTRS). One caveat on sizing: PEPG is 5.1 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.
PEPG vs VTRS: side by side
| PEPG (PepGen Inc.) | VTRS (Viatris) | |
|---|---|---|
| 1-year return | +147.6% | +67.8% |
| 5-year return | -76.2% | +44.6% |
| Volatility (ann.) | 168.3% | 32.8% |
| Beta vs S&P 500 | 1.20 | 0.79 |
| Max drawdown (3Y) | -94.6% | -45.0% |
| Market cap | $0.2B | $19.4B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 2.85% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | PEPG | VTRS |
|---|---|---|
| 2022 | – | -14.3% |
| 2023 | -49.1% | +2.1% |
| 2024 | -44.3% | +19.7% |
| 2025 | +71.8% | +5.1% |
| 2026 | -52.8% | +38.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are PEPG and VTRS good diversifiers for each other?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
FAQ
What is the correlation between PEPG and VTRS?
As of 2026-08-27, the correlation of weekly returns between PEPG and VTRS is -0.17 over 3 years, -0.19 over 1 year and -0.11 over 5 years.
Is VTRS a good diversifier for PEPG?
By historical standards, yes. A correlation of -0.17 means the two rarely move for the same reasons.
What does a correlation of -0.17 mean?
On the −1 to +1 scale, -0.17 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/pepg-vs-vtrs.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/pepg-vs-vtrs/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: PEPG correlations · VTRS correlations
