POST vs. CALM
POST (Post Holdings, Inc.) and CALM (Cal-Maine Foods, Inc.) are both stocks. Both are in the Consumer Defensive sector — POST in Packaged Foods, CALM in Farm Products. Over the past 10 years, POST returned 5.07%/yr vs 10.82%/yr for CALM. Their 0.24 correlation means their historical movements had little consistent relationship.
Performance
POST vs. CALM - Performance Comparison
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Returns By Period
In the year-to-date period, POST achieves a -7.71% return, which is significantly lower than CALM's 11.79% return. Over the past 10 years, POST has underperformed CALM with an annualized return of 5.07%, while CALM has yielded a comparatively higher 10.82% annualized return.
POST
- 1D
- -1.67%
- 1M
- -1.48%
- 6M
- -10.65%
- YTD
- -7.71%
- 1Y
- -13.39%
- 3Y*
- 2.61%
- 5Y*
- 6.42%
- 10Y*
- 5.07%
- ALL TIME*
- 12.98%
CALM
- 1D
- 0.80%
- 1M
- 4.69%
- 6M
- 5.58%
- YTD
- 11.79%
- 1Y
- -14.37%
- 3Y*
- 31.12%
- 5Y*
- 26.60%
- 10Y*
- 10.82%
- ALL TIME*
- 16.54%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $107.67M | $90.60M | $71.32M | |
| $78.12M | $77.42M | $81.59M |
POST vs. CALM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
POST Post Holdings, Inc. | -7.71% | -13.46% | 29.98% | -2.44% | 22.34% | 11.60% | -7.42% | 22.41% | 12.50% | -1.44% |
CALM Cal-Maine Foods, Inc. | 11.79% | -15.61% | 87.00% | 14.48% | 51.87% | -1.38% | -12.19% | 2.09% | -3.90% | 0.62% |
Correlation
The correlation between POST and CALM is 0.24, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.24 |
Correlation (3Y) Balances recent behavior with more history. | 0.19 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.23 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.23 |
Correlation (All Time) Calculated using the full available price history since Jan 27, 2012 | 0.24 |
Fundamentals
POST:
$4.14B
CALM:
$4.12B
POST:
$5.86
CALM:
$6.63
POST:
15.60
CALM:
13.24
POST:
0.19
CALM:
0.08
POST:
0.62
CALM:
1.44
POST:
1.55
CALM:
1.57
POST:
$8.45B
CALM:
$2.91B
POST:
$2.31B
CALM:
$672.05M
POST:
$1.28B
CALM:
$515.05M
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Return for Risk
POST vs. CALM — Risk / Return Rank
POST
CALM
POST vs. CALM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Post Holdings, Inc. (POST) and Cal-Maine Foods, Inc. (CALM). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| POST | CALM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.08 | ||
| Sortino ratioReturn per unit of downside risk | +0.09 | ||
| Omega ratioGain probability vs. loss probability | 0.94 | 0.93 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | -0.52 | -0.46 | -0.07 |
| Martin ratioReturn relative to average drawdown | -1.05 | -0.66 | -0.39 |
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Drawdowns
POST vs. CALM - Drawdown Comparison
The maximum POST drawdown since its inception was -47.37%, smaller than the maximum CALM drawdown of -74.08%. Use the drawdown chart below to compare losses from any high point for POST and CALM.
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Drawdown Indicators
| POST | CALM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -47.37% | -74.08% | +26.71% |
Max Drawdown (1Y)Largest decline over 1 year | -26.10% | -37.00% | +10.90% |
Max Drawdown (3Y)Largest decline over 3 years | -29.84% | -37.00% | +7.16% |
Max Drawdown (5Y)Largest decline over 5 years | -29.84% | -37.00% | +7.16% |
Max Drawdown (10Y)Largest decline over 10 years | -36.56% | -39.12% | +2.56% |
Current DrawdownCurrent decline from peak | -24.28% | -22.64% | -1.64% |
Average DrawdownAverage peak-to-trough decline | -9.60% | -30.29% | +20.69% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.95% | 25.62% | -12.67% |
Volatility
POST vs. CALM - Volatility Comparison
The current volatility for Post Holdings, Inc. (POST) is 11.07%, while Cal-Maine Foods, Inc. (CALM) has a volatility of 13.24%. This indicates that POST experiences smaller price fluctuations and is considered to be less risky than CALM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| POST | CALM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.07% | 13.24% | -2.17% |
Volatility (6M)Calculated over the trailing 6-month period | 21.93% | 22.88% | -0.95% |
Volatility (1Y)Calculated over the trailing 1-year period | 28.08% | 30.03% | -1.95% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.03% | 33.05% | -10.02% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.29% | 31.34% | -7.05% |
Dividends
POST vs. CALM - Dividend Comparison
POST has not paid dividends to shareholders, while CALM's dividend yield for the trailing twelve months is around 5.47%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CALM Cal-Maine Foods, Inc. | 5.47% | 10.90% | 2.82% | 7.51% | 3.17% | 0.09% | 0.00% | 0.98% | 1.03% | 0.00% | 2.70% | 4.10% |
POST Post Holdings, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
POST vs. CALM - Financials Comparison
This section allows you to compare key financial metrics between Post Holdings, Inc. and Cal-Maine Foods, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
POST vs. CALM - Profitability Comparison
POST - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Post Holdings, Inc. reported a gross profit of 617.60M and revenue of 2.04B. Therefore, the gross margin over that period was 30.2%.
CALM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Cal-Maine Foods, Inc. reported a gross profit of 34.07M and revenue of 552.58M. Therefore, the gross margin over that period was 6.2%.
POST - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Post Holdings, Inc. reported an operating income of 211.90M and revenue of 2.04B, resulting in an operating margin of 10.4%.
CALM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Cal-Maine Foods, Inc. reported an operating income of -61.02M and revenue of 552.58M, resulting in an operating margin of -11.0%.
POST - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Post Holdings, Inc. reported a net income of 81.80M and revenue of 2.04B, resulting in a net margin of 4.0%.
CALM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Cal-Maine Foods, Inc. reported a net income of -35.88M and revenue of 552.58M, resulting in a net margin of -6.5%.
Frequently Asked Questions
POST and CALM have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CALM has higher volatility (13.24%) compared to POST (11.07%). In terms of maximum drawdown, POST dropped -47.37% vs CALM's -74.08%.
POST currently has the higher Sharpe Ratio (-0.49 vs -0.56), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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