CBOE vs POST: Correlation
How closely do Cboe Global Markets (CBOE) and Post Holdings, Inc. (POST) trade together? Their weekly returns over three years give a correlation of 0.30, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are CBOE and POST?
Over the past 3 years, CBOE and POST moved with a correlation of 0.30, which is moderate. Little has changed lately, as the 1-year reading of 0.37 lands near the 3-year figure. Over 5 years the correlation is 0.28, and the annualized covariance of weekly returns is 181.7 %².
By 3-year correlation, POST places #7 of the 39 assets tracked against CBOE. Correlation aside, the last 12 months split them widely, with CBOE ahead by 60.6 points (+32.5% versus -28.1%).
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.
CBOE vs POST: side by side
| CBOE (Cboe Global Markets) | POST (Post Holdings, Inc.) | |
|---|---|---|
| 1-year return | +32.5% | -28.1% |
| 5-year return | +168.0% | +11.2% |
| Volatility (ann.) | 26.1% | 23.0% |
| Beta vs S&P 500 | 0.09 | 0.11 |
| Max drawdown (3Y) | -36.7% | -36.9% |
| Market cap | $32.8B | $3.7B |
| P/E (trailing) | 24.5 | 14.9 |
| Dividend yield | 0.92% | 0.00% |
| Sector / category | Financials | US Listed |
Year-by-year returns
| Year | CBOE | POST |
|---|---|---|
| 2022 | -2.2% | +22.3% |
| 2023 | +44.4% | -2.4% |
| 2024 | +10.7% | +30.0% |
| 2025 | +29.2% | -13.5% |
| 2026 | +25.7% | -17.7% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are CBOE and POST good diversifiers for each other?
Reasonably. At 0.30, CBOE and POST keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
FAQ
What is the correlation between CBOE and POST?
As of 2026-08-27, the correlation of weekly returns between CBOE and POST is 0.30 over 3 years, 0.37 over 1 year and 0.28 over 5 years.
Is POST a good diversifier for CBOE?
Reasonably. At 0.30, CBOE and POST keep a meaningful degree of independence, and combining them has historically reduced portfolio volatility.
What does a correlation of 0.30 mean?
A reading of 0.30 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/cboe-vs-post.json
Embed this badge (it refreshes with the data), with attribution:
[](https://www.pairbook.io/pair/cboe-vs-post/)
No key needed, free to use. Full endpoint list in the API documentation.
Related comparisons
Hubs: CBOE correlations · POST correlations
