Post Holdings, Inc. (POST) P/E Ratio History
Historical price-to-earnings valuation from 2012 to 2026
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POST Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 6, 2026, Post Holdings, Inc. (POST) trades at a price-to-earnings ratio of 18.8x, with a stock price of $103.74 and trailing twelve-month earnings per share of $5.48.
The current P/E is roughly in line with its 5-year average of 20.6x. Over the past five years, POST's P/E has ranged from a low of 6.5x to a high of 85.4x, placing the current valuation at the 50th percentile of its historical range.
Compared to the Consumer Defensive sector median P/E of 19.6x, POST is roughly in line with its sector peers. The sector includes 149 companies with P/E ratios ranging from 0.0x to 193.7x.
The PEG ratio of 0.08 (P/E divided by -2% EPS growth) suggests the stock may be undervalued relative to its earnings growth. Peter Lynch popularized the rule that a PEG below 1.0 indicates an attractive entry point.
Relative to the broader market, POST trades at a notable discount to the S&P 500 median P/E of 25.2x. Investors should consider the company's growth prospects, competitive position, and earnings quality when evaluating whether the current valuation is justified.
For a comprehensive intrinsic value estimate using discounted cash flow analysis, see our POST DCF Valuation Calculator →
Note: P/E ratio is just one valuation metric. It does not account for balance sheet strength, cash flow quality, or growth sustainability. Always conduct comprehensive due diligence before making investment decisions.
POST P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $29B | 21.5 | 3.19 | +41% | |
| $19B | 8.6Lowest | 2.99 | -5% | |
| $6B | 10.4 | - | +6% | |
| $12B | 16.5 | 15.66 | +0% | |
| $1B | 12.4 | 0.52Best | -26% | |
| $3B | 20.8 | - | +184%Best | |
| $1B | 9.5 | - | -35% | |
| $38B | 35.0 | - | -39% | |
| $24B | 25.6 | - | -38% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
POST Historical P/E Data (2012–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q1 | Wed Dec 31 2025 00:00:00 GM | $99.05 | $5.41 | 18.3x | -61% |
| FY2025 Q4 | $107.48 | $5.48 | 19.6x | -59% | |
| FY2025 Q3 | Mon Jun 30 2025 00:00:00 GM | $109.03 | $5.88 | 18.5x | -61% |
| FY2025 Q2 | Mon Mar 31 2025 00:00:00 GM | $116.36 | $5.62 | 20.7x | -56% |
| FY2025 Q1 | $114.46 | $6.07 | 18.9x | -60% | |
| FY2024 Q4 | Mon Sep 30 2024 00:00:00 GM | $115.75 | $5.64 | 20.5x | -57% |
| FY2024 Q3 | Sun Jun 30 2024 00:00:00 GM | $104.16 | $5.37 | 19.4x | -59% |
| FY2024 Q2 | Sun Mar 31 2024 00:00:00 GM | $106.28 | $5.22 | 20.4x | -57% |
| FY2024 Q1 | Sun Dec 31 2023 00:00:00 GM | $88.06 | $4.66 | 18.9x | -60% |
| FY2023 Q4 | Sat Sep 30 2023 00:00:00 GM | $85.74 | $4.83 | 17.8x | -62% |
| FY2023 Q3 | Fri Jun 30 2023 00:00:00 GM | $86.65 | $5.14 | 16.9x | -64% |
| FY2023 Q2 | Fri Mar 31 2023 00:00:00 GM | $89.87 | $6.48 | 13.9x | -71% |
Average P/E for displayed period: 47.3x
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Start ComparisonPOST — Frequently Asked Questions
Quick answers to the most common questions about buying POST stock.
Is POST stock overvalued or undervalued?
POST trades at 18.8x P/E, near its 5-year average of 20.6x. The 50th percentile ranking places valuation within normal historical bounds.
How does POST's valuation compare to peers?
Post Holdings, Inc. P/E of 18.8x compares to sector median of 19.6x. The discount suggests lower growth expectations or higher risk.
What is POST's PEG ratio?
POST PEG ratio is 0.08. Below 1.0 indicates valuation is supported by earnings growth rate. Historical P/E data spans 2012-2026.