Stantec Inc. (STN) P/E Ratio History
Historical price-to-earnings valuation from 2005 to 2025
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STN Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 7, 2026, Stantec Inc. (STN) trades at a price-to-earnings ratio of 39.5x, with a stock price of $92.10 and trailing twelve-month earnings per share of $3.92.
The current P/E is 54% above its 5-year average of 25.7x. Over the past five years, STN's P/E has ranged from a low of 21.6x to a high of 31.1x, placing the current valuation at the 100th percentile of its historical range.
Compared to the Industrials sector median P/E of 25.9x, STN trades at a 53% premium to its sector peers. The sector includes 414 companies with P/E ratios ranging from 0.0x to 185.4x.
The PEG ratio of 3.10 (P/E divided by 6% 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, STN commands a significant premium over 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 STN 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.
STN P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $8B | 33.3 | 4.12 | -24% | |
| $15B | 53.2 | - | -62% | |
| $4B | 10.9Lowest | - | +15% | |
| $13B | 57.8 | 1.68 | +7% | |
| $5B | 20.2 | 1.10Best | +52% | |
| $34B | 85.5 | 28.78 | +146%Best | |
| $431B | 49.2 | 1.75 | -15% | |
| $38B | 36.4 | 2.78 | +19% | |
| $37B | 32.7 | 3.19 | -42% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
STN Historical P/E Data (2005–2025)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2025 Q3 | $107.80 | $4.25 | 25.4x | -1% | |
| FY2025 Q2 | Mon Jun 30 2025 00:00:00 GM | $108.68 | $3.83 | 28.4x | +11% |
| FY2025 Q1 | Mon Mar 31 2025 00:00:00 GM | $82.84 | $3.38 | 24.5x | -4% |
| FY2024 Q4 | $78.45 | $3.20 | 24.5x | -4% | |
| FY2024 Q3 | Mon Sep 30 2024 00:00:00 GM | $80.41 | $3.00 | 26.8x | +5% |
| FY2024 Q2 | Sun Jun 30 2024 00:00:00 GM | $83.55 | $3.04 | 27.5x | +7% |
| FY2024 Q1 | Sun Mar 31 2024 00:00:00 GM | $83.04 | $3.09 | 26.9x | +5% |
| FY2023 Q4 | Sun Dec 31 2023 00:00:00 GM | $80.19 | $2.98 | 26.9x | +5% |
| FY2023 Q3 | Sat Sep 30 2023 00:00:00 GM | $64.87 | $2.98 | 21.8x | -15% |
| FY2023 Q2 | Fri Jun 30 2023 00:00:00 GM | $65.22 | $2.65 | 24.6x | -4% |
| FY2023 Q1 | Fri Mar 31 2023 00:00:00 GM | $58.41 | $2.41 | 24.2x | -5% |
| FY2022 Q4 | Sat Dec 31 2022 00:00:00 GM | $47.94 | $2.22 | 21.6x | -16% |
Average P/E for displayed period: 25.6x
Full STN Stock Analysis
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Start ComparisonSTN — Frequently Asked Questions
Quick answers to the most common questions about buying STN stock.
Is STN stock overvalued or undervalued?
STN trades at 39.5x P/E, above its 5-year average of 25.7x. The 100th percentile ranking indicates a premium to historical valuation.
How does STN's valuation compare to peers?
Stantec Inc. P/E of 39.5x compares to sector median of 25.9x. The premium reflects expected growth above peers.
What is STN's PEG ratio?
STN PEG ratio is 3.10. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2005-2025.