POST vs RNR: Correlation
Post Holdings, Inc. (POST) and RenaissanceRe Holdings Ltd. (RNR) show a moderate relationship: their 3-year correlation of weekly returns is 0.42.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are POST and RNR?
On 3 years of weekly data the POST/RNR correlation comes out at 0.42, moderate. The relationship has been stable: the 1-year correlation (0.44) sits close to the 3-year figure. The 5-year figure is 0.34, and annualized covariance runs at 201.7 %².
By 3-year correlation, RNR places #5 of the 19 assets tracked against POST. The last year tells two different stories: RNR led by 63.9 percentage points, -28.1% for POST against +35.8% for RNR.
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.
POST vs RNR: side by side
| POST (Post Holdings, Inc.) | RNR (RenaissanceRe Holdings Ltd.) | |
|---|---|---|
| 1-year return | -28.1% | +35.8% |
| 5-year return | +11.2% | +120.0% |
| Volatility (ann.) | 23.0% | 21.1% |
| Beta vs S&P 500 | 0.11 | 0.09 |
| Max drawdown (3Y) | -36.9% | -23.1% |
| Market cap | $3.7B | $13.7B |
| P/E (trailing) | 14.9 | 5.7 |
| Dividend yield | 0.00% | 0.49% |
| Sector / category | US Listed | US Listed |
Year-by-year returns
| Year | POST | RNR |
|---|---|---|
| 2022 | +22.3% | +9.9% |
| 2023 | -2.4% | +7.2% |
| 2024 | +30.0% | +27.8% |
| 2025 | -13.5% | +13.6% |
| 2026 | -17.7% | +17.8% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are POST and RNR good diversifiers for each other?
Reasonably. At 0.42, POST and RNR keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between POST and RNR?
The POST/RNR correlation stands at 0.42 on a 3-year window (1 year: 0.44, 5 years: 0.34), computed from weekly returns as of 2026-08-27.
Is RNR a good diversifier for POST?
Reasonably. At 0.42, POST and RNR keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.42 mean?
On the −1 to +1 scale, 0.42 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/post-vs-rnr.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/post-vs-rnr/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: POST correlations · RNR correlations
