KOS vs RKT: Correlation
How closely do Kosmos Energy Ltd. (KOS) and Rocket Companies, Inc. (RKT) trade together? Their weekly returns over three years give a correlation of -0.28, which is negative.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are KOS and RKT?
Over the past 3 years, KOS and RKT moved with a correlation of -0.28, which is negative, meaning they tend to move in opposite directions. The past 12 months show a weaker link (-0.39) than the 3-year average (-0.28). Over 5 years the correlation is -0.10, and the annualized covariance of weekly returns is -1056.5 %².
RKT is close to the least connected end of KOS's tracked universe, ranking #12 of 13. Correlation aside, the last 12 months split them widely, with KOS ahead by 78.0 points (+56.8% versus -21.2%).
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.
KOS vs RKT: side by side
| KOS (Kosmos Energy Ltd.) | RKT (Rocket Companies, Inc.) | |
|---|---|---|
| 1-year return | +56.8% | -21.2% |
| 5-year return | +24.8% | -7.5% |
| Volatility (ann.) | 67.5% | 55.4% |
| Beta vs S&P 500 | 0.59 | 1.02 |
| Max drawdown (3Y) | -89.4% | -50.6% |
| Market cap | $1.7B | $40.3B |
| P/E (trailing) | – | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | KOS | RKT |
|---|---|---|
| 2022 | +83.8% | -46.2% |
| 2023 | +5.5% | +106.9% |
| 2024 | -49.0% | -22.2% |
| 2025 | -73.4% | +81.7% |
| 2026 | +215.4% | -26.4% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are KOS and RKT good diversifiers for each other?
By historical standards, yes. A correlation of -0.28 means the two rarely move for the same reasons.
FAQ
What is the correlation between KOS and RKT?
As of 2026-08-27, the correlation of weekly returns between KOS and RKT is -0.28 over 3 years, -0.39 over 1 year and -0.10 over 5 years.
Is RKT a good diversifier for KOS?
By historical standards, yes. A correlation of -0.28 means the two rarely move for the same reasons.
What does a correlation of -0.28 mean?
A reading of -0.28 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/kos-vs-rkt.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/kos-vs-rkt/)
The core API is free. Terms and every endpoint in the API documentation.
Related comparisons
Hubs: KOS correlations · RKT correlations
