ARKK vs PRME: Correlation
How closely do ARK Innovation ETF (ARKK) and Prime Medicine, Inc. (PRME) trade together? Their weekly returns over three years give a correlation of 0.59, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ARKK and PRME?
On 3 years of weekly data the ARKK/PRME correlation comes out at 0.59, moderate. The relationship has been stable: the 1-year correlation (0.60) sits close to the 3-year figure. The 5-year figure is 0.52, and annualized covariance runs at 2269.1 %².
Within ARKK's tracked universe of 122 assets, PRME comes in at #38 by 3-year correlation. On 12-month performance ARKK holds a 9.6-point edge, +15.7% against +6.1%. One caveat on sizing: PRME is 2.5 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.
ARKK vs PRME: side by side
| ARKK (ARK Innovation ETF) | PRME (Prime Medicine, Inc.) | |
|---|---|---|
| 1-year return | +15.7% | +6.1% |
| 5-year return | -27.7% | n/a |
| Volatility (ann.) | 38.8% | 98.7% |
| Beta vs S&P 500 | 2.07 | 2.97 |
| Max drawdown (3Y) | -39.6% | -91.4% |
| Market cap | – | $0.7B |
| P/E (trailing) | – | – |
| Dividend yield | – | 0.00% |
| Sector / category | ETF · Thematic | US Listed |
Year-by-year returns
| Year | ARKK | PRME |
|---|---|---|
| 2022 | -67.0% | – |
| 2023 | +69.0% | -52.3% |
| 2024 | +8.4% | -67.0% |
| 2025 | +35.5% | +18.8% |
| 2026 | +13.6% | +4.9% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ARKK and PRME good diversifiers for each other?
To a limited degree. At 0.59 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
FAQ
What is the correlation between ARKK and PRME?
The ARKK/PRME correlation stands at 0.59 on a 3-year window (1 year: 0.60, 5 years: 0.52), computed from weekly returns as of 2026-08-27.
Is PRME a good diversifier for ARKK?
To a limited degree. At 0.59 the two still catch most of the same waves, so the pair smooths returns a little without insulating either from a shared selloff.
What does a correlation of 0.59 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/arkk-vs-prme.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/arkk-vs-prme/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: ARKK correlations · PRME correlations
