Exponent, Inc. (EXPO) P/E Ratio History
Historical price-to-earnings valuation from 1991 to 2025
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EXPO Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 6, 2026, Exponent, Inc. (EXPO) trades at a price-to-earnings ratio of 31.0x, with a stock price of $64.21 and trailing twelve-month earnings per share of $2.10.
The current P/E is 35% below its 5-year average of 47.4x. Over the past five years, EXPO's P/E has ranged from a low of 32.7x to a high of 61.4x, placing the current valuation at the 0th percentile of its historical range.
Compared to the Industrials sector median P/E of 25.9x, EXPO trades at a 20% 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 5.21 (P/E divided by -2% 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, EXPO 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 EXPO 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.
EXPO P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $1B | 14.9 | 1.29 | -15% | |
| $999M | 18.8 | 0.87 | +21% | |
| $2B | 6.2Lowest | 0.13Best | +180%Best | |
| $5B | 19.5 | 2.52 | +6% | |
| $22B | 26.3 | 3.09 | -3% | |
| $21B | 32.6 | 7.01 | +10% | |
| $109B | 14.4 | 1.59 | +6% | |
| $13B | 10.5 | 0.65 | +58% | |
| $4B | 12.3 | 0.73 | +7% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
EXPO Historical P/E Data (1991–2025)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2025 Q4 | Fri Jan 02 2026 00:00:00 GM | $70.15 | $2.08 | 33.7x | -17% |
| FY2025 Q3 | Fri Oct 03 2025 00:00:00 GM | $67.10 | $2.05 | 32.7x | -20% |
| FY2025 Q2 | Fri Jul 04 2025 00:00:00 GM | $77.10 | $2.00 | 38.5x | -5% |
| FY2025 Q1 | Fri Apr 04 2025 00:00:00 GM | $77.06 | $2.05 | 37.6x | -8% |
| FY2024 Q4 | Fri Jan 03 2025 00:00:00 GM | $88.91 | $2.12 | 41.9x | +3% |
| FY2024 Q3 | Fri Sep 27 2024 00:00:00 GM | $113.25 | $2.07 | 54.7x | +35% |
| FY2024 Q2 | Fri Jun 28 2024 00:00:00 GM | $95.12 | $2.05 | 46.4x | +14% |
| FY2024 Q1 | Fri Mar 29 2024 00:00:00 GM | $82.69 | $1.98 | 41.8x | +3% |
| FY2023 Q4 | Fri Dec 29 2023 00:00:00 GM | $88.04 | $1.95 | 45.1x | +11% |
| FY2023 Q3 | Fri Sep 29 2023 00:00:00 GM | $85.60 | $1.98 | 43.2x | +6% |
| FY2023 Q2 | Fri Jun 30 2023 00:00:00 GM | $93.32 | $1.97 | 47.4x | +16% |
| FY2023 Q1 | Fri Mar 31 2023 00:00:00 GM | $99.69 | $1.96 | 50.9x | +25% |
Average P/E for displayed period: 40.7x
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Start ComparisonEXPO — Frequently Asked Questions
Quick answers to the most common questions about buying EXPO stock.
Is EXPO stock overvalued or undervalued?
EXPO trades at 31.0x P/E, below its 5-year average of 47.4x. At the N/A percentile of historical range, the stock is priced at a discount to its own history.
How does EXPO's valuation compare to peers?
Exponent, Inc. P/E of 31.0x compares to sector median of 25.9x. The premium reflects expected growth above peers.
What is EXPO's PEG ratio?
EXPO PEG ratio is 5.21. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 1991-2025.