ARBB vs CYTK: Correlation
How closely do ARB IOT Group Limited (ARBB) and Cytokinetics, Incorporated (CYTK) trade together? Their weekly returns over three years give a correlation of 0.41, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are ARBB and CYTK?
Across a 3-year window, the weekly returns of ARBB and CYTK correlate at 0.41, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.04 versus 0.41 over 3 years. Stretching to 5 years gives n/a, with an annualized covariance of 4989.0 %².
CYTK is one of the assets that tracks ARBB most closely: it ranks #3 out of the 12 assets we track against ARBB. The last year tells two different stories: CYTK led by 105.1 percentage points, +0.8% for ARBB against +105.9% for CYTK. One caveat on sizing: ARBB is 2.3 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.
ARBB vs CYTK: side by side
| ARBB (ARB IOT Group Limited) | CYTK (Cytokinetics, Incorporated) | |
|---|---|---|
| 1-year return | +0.8% | +105.9% |
| 5-year return | n/a | +138.5% |
| Volatility (ann.) | 167.6% | 73.4% |
| Beta vs S&P 500 | 0.32 | 0.92 |
| Max drawdown (3Y) | -90.3% | -72.4% |
| Market cap | – | $10.8B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | ARBB | CYTK |
|---|---|---|
| 2022 | – | +0.5% |
| 2023 | – | +82.2% |
| 2024 | -80.7% | -43.7% |
| 2025 | -21.7% | +35.1% |
| 2026 | -26.0% | +22.6% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are ARBB and CYTK good diversifiers for each other?
Reasonably. At 0.41, ARBB and CYTK keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between ARBB and CYTK?
The ARBB/CYTK correlation stands at 0.41 on a 3-year window (1 year: 0.04, 5 years: n/a), computed from weekly returns as of 2026-08-27.
Is CYTK a good diversifier for ARBB?
Reasonably. At 0.41, ARBB and CYTK keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.41 mean?
A reading of 0.41 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/arbb-vs-cytk.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/arbb-vs-cytk/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: ARBB correlations · CYTK correlations
