Acuity Brands, Inc. (AYI) P/E Ratio History
Historical price-to-earnings valuation from 2002 to 2026
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AYI Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 8, 2026, Acuity Brands, Inc. (AYI) trades at a price-to-earnings ratio of 23.6x, with a stock price of $295.42 and trailing twelve-month earnings per share of $13.00.
The current P/E is 19% above its 5-year average of 19.8x. Over the past five years, AYI's P/E has ranged from a low of 13.0x to a high of 28.2x, placing the current valuation at the 80th percentile of its historical range.
Compared to the Industrials sector median P/E of 25.5x, AYI is roughly in line with its sector peers. The sector includes 413 companies with P/E ratios ranging from 0.0x to 185.3x.
The PEG ratio of 1.59 (P/E divided by -7% EPS growth) suggests a fair valuation 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, AYI trades roughly in line with 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 AYI 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.
AYI P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $26B | 29.8 | 1.43 | +15% | |
| $27B | 38.7 | - | +119% | |
| $3B | 4.5Lowest | 0.10Best | +223%Best | |
| $155B | 38.2 | 1.55 | +10% | |
| $54B | 36.6 | 3.28 | +8% | |
| $4B | 12.5 | - | +26% | |
| $85B | 52.9 | 2.06 | +4% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
AYI Historical P/E Data (2002–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q1 | Sun Nov 30 2025 00:00:00 GM | $366.42 | $12.99 | 28.2x | +37% |
| FY2025 Q4 | Sun Aug 31 2025 00:00:00 GM | $326.47 | $12.53 | 26.1x | +26% |
| FY2025 Q3 | Sat May 31 2025 00:00:00 GM | $259.89 | $12.69 | 20.5x | -1% |
| FY2025 Q2 | Fri Feb 28 2025 00:00:00 GM | $297.13 | $13.19 | 22.5x | +9% |
| FY2025 Q1 | Sat Nov 30 2024 00:00:00 GM | $320.69 | $13.59 | 23.6x | +14% |
| FY2024 Q4 | Sat Aug 31 2024 00:00:00 GM | $254.70 | $13.44 | 19.0x | -8% |
| FY2024 Q3 | Fri May 31 2024 00:00:00 GM | $259.61 | $12.30 | 21.1x | +2% |
| FY2024 Q2 | $251.24 | $11.96 | 21.0x | +2% | |
| FY2024 Q1 | $179.26 | $11.69 | 15.3x | -26% | |
| FY2023 Q4 | $161.28 | $10.77 | 15.0x | -27% | |
| FY2023 Q3 | Wed May 31 2023 00:00:00 GM | $150.69 | $11.62 | 13.0x | -37% |
| FY2023 Q2 | $193.96 | $11.41 | 17.0x | -18% |
Average P/E for displayed period: 20.6x
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Start ComparisonAYI — Frequently Asked Questions
Quick answers to the most common questions about buying AYI stock.
Is AYI stock overvalued or undervalued?
AYI trades at 23.6x P/E, near its 5-year average of 19.8x. The 80th percentile ranking places valuation within normal historical bounds.
How does AYI's valuation compare to peers?
Acuity Brands, Inc. P/E of 23.6x compares to sector median of 25.5x. The discount suggests lower growth expectations or higher risk.
What is AYI's PEG ratio?
AYI PEG ratio is 1.59. Between 1-2 suggests valuation aligns with growth. Historical P/E data spans 2002-2026.