STERIS plc (STE) P/E Ratio History
Historical price-to-earnings valuation from 1993 to 2026
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STE Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 8, 2026, STERIS plc (STE) trades at a price-to-earnings ratio of 34.5x, with a stock price of $213.68 and trailing twelve-month earnings per share of $7.16.
The current P/E is 46% below its 5-year average of 64.4x. Over the past five years, STE's P/E has ranged from a low of 35.4x to a high of 184.4x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Healthcare sector median P/E of 22.3x, STE trades at a 54% premium to its sector peers. The sector includes 241 companies with P/E ratios ranging from 0.0x to 177.5x.
The PEG ratio of 6.35 (P/E divided by 63% EPS growth) suggests the stock may be expensive 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, STE commands a significant premium over the S&P 500 median P/E of 25.1x. 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 STE 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.
STE P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $23B | 32.6 | 6.29 | +0% | |
| $4B | 29.3 | - | +5% | |
| $8B | 21.6 | 6.84 | +7% | |
| $1B | 25.2 | 0.69Best | -65% | |
| $4B | 58.0 | - | +69%Best | |
| $56B | 26.3 | 1.59 | -1% | |
| $28B | 13.5Lowest | - | +5% | |
| $75B | 24.0 | - | -21% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
STE Historical P/E Data (1993–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q3 | Wed Dec 31 2025 00:00:00 GM | $253.52 | $7.17 | 35.4x | -32% |
| FY2026 Q2 | $247.44 | $6.96 | 35.6x | -31% | |
| FY2026 Q1 | Mon Jun 30 2025 00:00:00 GM | $240.22 | $6.53 | 36.8x | -29% |
| FY2025 Q4 | Mon Mar 31 2025 00:00:00 GM | $226.65 | $6.20 | 36.6x | -29% |
| FY2025 Q3 | $205.56 | $4.71 | 43.7x | -16% | |
| FY2025 Q2 | Mon Sep 30 2024 00:00:00 GM | $242.54 | $4.38 | 55.4x | +7% |
| FY2025 Q1 | Sun Jun 30 2024 00:00:00 GM | $219.54 | $4.03 | 54.5x | +5% |
| FY2024 Q4 | Sun Mar 31 2024 00:00:00 GM | $224.82 | $3.82 | 58.9x | +14% |
| FY2024 Q3 | Sun Dec 31 2023 00:00:00 GM | $219.85 | $5.71 | 38.5x | -26% |
| FY2024 Q2 | Sat Sep 30 2023 00:00:00 GM | $219.42 | $5.53 | 39.7x | -23% |
| FY2024 Q1 | Fri Jun 30 2023 00:00:00 GM | $224.98 | $1.22 | 184.4x | +257% |
| FY2023 Q4 | Fri Mar 31 2023 00:00:00 GM | $191.28 | $1.07 | 178.8x | +246% |
Average P/E for displayed period: 51.7x
Full STE Stock Analysis
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Start ComparisonSTE — Frequently Asked Questions
Quick answers to the most common questions about buying STE stock.
Is STE stock overvalued or undervalued?
STE trades at 34.5x P/E, below its 5-year average of 64.4x. At the N/A percentile of historical range, the stock is priced at a discount to its own history.
How does STE's valuation compare to peers?
STERIS plc P/E of 34.5x compares to sector median of 22.3x. The premium reflects expected growth above peers.
What is STE's PEG ratio?
STE PEG ratio is 6.35. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 1993-2026.