ARKK vs BLNK: Correlation
Measured on weekly returns over the past three years, ARK Innovation ETF (ARKK) and Blink Charging Co. (BLNK) carry a correlation of 0.46, a moderate link.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ARKK and BLNK?
On 3 years of weekly data the ARKK/BLNK correlation comes out at 0.46, moderate. Lately the two have moved closer together, with the 1-year correlation at 0.57 versus 0.46 over 3 years. The 5-year figure is 0.52, and annualized covariance runs at 1443.4 %².
Among the 122 assets we track against ARKK, BLNK ranks #84 by 3-year correlation. Correlation aside, the last 12 months split them widely, with ARKK ahead by 60.3 points (+15.7% versus -44.6%). Risk is not evenly split, since BLNK carries 2.1 times the volatility of the other side.
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 BLNK: side by side
| ARKK (ARK Innovation ETF) | BLNK (Blink Charging Co.) | |
|---|---|---|
| 1-year return | +15.7% | -44.6% |
| 5-year return | -27.7% | -98.2% |
| Volatility (ann.) | 38.8% | 81.5% |
| Beta vs S&P 500 | 2.07 | 1.83 |
| Max drawdown (3Y) | -39.6% | -89.4% |
| Market cap | – | $0.1B |
| P/E (trailing) | – | – |
| Dividend yield | – | 0.00% |
| Sector / category | ETF · Thematic | US Listed |
Year-by-year returns
| Year | ARKK | BLNK |
|---|---|---|
| 2022 | -67.0% | -58.6% |
| 2023 | +69.0% | -69.1% |
| 2024 | +8.4% | -59.0% |
| 2025 | +35.5% | -52.0% |
| 2026 | +13.6% | -13.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ARKK and BLNK good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.46 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between ARKK and BLNK?
Using weekly returns as of 2026-08-27: 0.46 over 3 years, with 0.57 over the last year and 0.52 over 5 years.
Is BLNK a good diversifier for ARKK?
Yes, to a useful degree: a correlation of 0.46 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.46 mean?
A reading of 0.46 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/arkk-vs-blnk.json
Markdown for the live badge, attribution link included:
[](https://www.pairbook.io/pair/arkk-vs-blnk/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: ARKK correlations · BLNK correlations
