IBB vs RVMD: Correlation
iShares Biotechnology ETF (IBB) and Revolution Medicines, Inc. (RVMD) show a moderate relationship: their 3-year correlation of weekly returns is 0.50.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are IBB and RVMD?
On 3 years of weekly data the IBB/RVMD correlation comes out at 0.50, moderate. The relationship has been stable: the 1-year correlation (0.42) sits close to the 3-year figure. The 5-year figure is 0.49, and annualized covariance runs at 673.9 %².
Among the 168 assets we track against IBB, RVMD ranks #97 by 3-year correlation. The last year tells two different stories: RVMD led by 426.0 percentage points, +55.4% for IBB against +481.4% for RVMD. One caveat on sizing: RVMD is 3.1 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.
IBB vs RVMD: side by side
| IBB (iShares Biotechnology ETF) | RVMD (Revolution Medicines, Inc.) | |
|---|---|---|
| 1-year return | +55.4% | +481.4% |
| 5-year return | +26.6% | +680.1% |
| Volatility (ann.) | 20.7% | 64.9% |
| Beta vs S&P 500 | 0.81 | 1.64 |
| Max drawdown (3Y) | -24.9% | -48.6% |
| Market cap | – | $47.4B |
| P/E (trailing) | – | – |
| Dividend yield | 0.22% | 0.00% |
| Expense ratio | 0.44% | – |
| Assets under management | $9.2B | – |
| Sector / category | ETF · Thematic | US Listed |
On the fund side, IBB sits in the Health category at iShares, with $9.2B under management, 235 holdings, a 0.44% expense ratio, a 0.22% trailing dividend yield.
Year-by-year returns
| Year | IBB | RVMD |
|---|---|---|
| 2022 | -13.7% | -5.4% |
| 2023 | +3.8% | +20.4% |
| 2024 | -2.4% | +52.5% |
| 2025 | +28.0% | +82.1% |
| 2026 | +27.4% | +177.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Fund exposure
A structural note: 2.83% of IBB is RVMD itself, so the fund partly moves with the stock by construction.
Are IBB and RVMD good diversifiers for each other?
Only partially. A correlation of 0.50 means IBB and RVMD share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
FAQ
What is the correlation between IBB and RVMD?
Using weekly returns as of 2026-08-27: 0.50 over 3 years, with 0.42 over the last year and 0.49 over 5 years.
Is RVMD a good diversifier for IBB?
Only partially. A correlation of 0.50 means IBB and RVMD share most of their swings. Pairing them dampens volatility somewhat, but it will not protect against a common drawdown.
What does a correlation of 0.50 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/ibb-vs-rvmd.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ibb-vs-rvmd/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: IBB correlations · RVMD correlations
