ENGN vs WST: Correlation
enGene Therapeutics Inc. (ENGN) and West Pharmaceutical Services (WST) show a negative relationship: their 3-year correlation of weekly returns is -0.25.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ENGN and WST?
Over the past 3 years, ENGN and WST moved with a correlation of -0.25, which is negative, meaning they tend to move in opposite directions. Recent behaviour matches the longer record: -0.24 over 1 year against -0.25 over 3. Over 5 years the correlation is -0.20, and the annualized covariance of weekly returns is -1498.3 %².
By 3-year correlation, WST places #24 of the 35 assets tracked against ENGN. Their recent paths diverged sharply: over the last 12 months WST outperformed by 97.1 percentage points (-56.0% for ENGN against +41.1% for WST). One caveat on sizing: ENGN is 4.0 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.
ENGN vs WST: side by side
| ENGN (enGene Therapeutics Inc.) | WST (West Pharmaceutical Services) | |
|---|---|---|
| 1-year return | -56.0% | +41.1% |
| 5-year return | -80.6% | -22.4% |
| Volatility (ann.) | 156.3% | 38.6% |
| Beta vs S&P 500 | -0.97 | 0.86 |
| Max drawdown (3Y) | -94.9% | -53.8% |
| Market cap | $0.1B | $24.4B |
| P/E (trailing) | – | 44.8 |
| Dividend yield | 0.00% | 0.25% |
| Sector / category | US Listed | Health Care |
Year-by-year returns
| Year | ENGN | WST |
|---|---|---|
| 2022 | – | -49.7% |
| 2023 | -10.6% | +50.0% |
| 2024 | -28.0% | -6.8% |
| 2025 | +35.8% | -15.7% |
| 2026 | -78.8% | +26.1% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ENGN and WST good diversifiers for each other?
Yes. With a correlation of -0.25, ENGN and WST have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
FAQ
What is the correlation between ENGN and WST?
Using weekly returns as of 2026-08-27: -0.25 over 3 years, with -0.24 over the last year and -0.20 over 5 years.
Is WST a good diversifier for ENGN?
Yes. With a correlation of -0.25, ENGN and WST have moved largely independently, which makes them a genuinely diversifying pair by historical standards.
What does a correlation of -0.25 mean?
A reading of -0.25 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/engn-vs-wst.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/engn-vs-wst/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ENGN correlations · WST correlations
