ATI Inc. (ATI) P/E Ratio History
Historical price-to-earnings valuation from 1999 to 2026
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ATI Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 6, 2026, ATI Inc. (ATI) trades at a price-to-earnings ratio of 57.9x, with a stock price of $165.08 and trailing twelve-month earnings per share of $3.05.
The current P/E is roughly in line with its 5-year average of 58.8x. Over the past five years, ATI's P/E has ranged from a low of 4.5x to a high of 567.8x, placing the current valuation at the 90th percentile of its historical range.
Compared to the Industrials sector median P/E of 25.9x, ATI trades at a 124% premium to its sector peers. The sector includes 414 companies with P/E ratios ranging from 0.0x to 185.4x.
Relative to the broader market, ATI 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 ATI 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.
ATI P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $103B | 69.1 | 1.37 | +32% | |
| $23B | 61.7 | 0.28Best | +101% | |
| $4B | 54.9 | 1.50 | +1179%Best | |
| $53B | 31.1 | 1.19 | -11% | |
| $35B | 30.3 | 1.20 | -19% | |
| $8B | 97.5 | - | -82% | |
| $19B | 26.9Lowest | 1.36 | -10% | |
| $238B | 35.6 | - | +40% | |
| $320B | 37.5 | 3.17 | +36% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
ATI Historical P/E Data (1999–2026)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2026 Q1 | Sun Mar 29 2026 00:00:00 GM | $140.43 | $3.02 | 46.5x | -66% |
| FY2025 Q4 | Sun Dec 28 2025 00:00:00 GM | $116.95 | $2.84 | 41.2x | -70% |
| FY2025 Q3 | Sun Sep 28 2025 00:00:00 GM | $82.81 | $3.09 | 26.8x | -81% |
| FY2025 Q2 | Sun Jun 29 2025 00:00:00 GM | $86.80 | $2.88 | 30.1x | -78% |
| FY2025 Q1 | Mon Mar 31 2025 00:00:00 GM | $52.03 | $2.75 | 18.9x | -86% |
| FY2024 Q4 | $55.04 | $2.54 | 21.7x | -84% | |
| FY2024 Q3 | Mon Sep 30 2024 00:00:00 GM | $66.91 | $2.59 | 25.8x | -81% |
| FY2024 Q2 | Sun Jun 30 2024 00:00:00 GM | $55.45 | $2.64 | 21.0x | -85% |
| FY2024 Q1 | Sun Mar 31 2024 00:00:00 GM | $51.17 | $2.69 | 19.0x | -86% |
| FY2023 Q4 | Sun Dec 31 2023 00:00:00 GM | $45.47 | $2.81 | 16.2x | -88% |
| FY2023 Q3 | Sat Sep 30 2023 00:00:00 GM | $41.15 | $3.70 | 11.1x | -92% |
| FY2023 Q2 | Fri Jun 30 2023 00:00:00 GM | $44.23 | $3.50 | 12.6x | -91% |
Average P/E for displayed period: 138.4x
Full ATI Stock Analysis
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Start ComparisonATI — Frequently Asked Questions
Quick answers to the most common questions about buying ATI stock.
Is ATI stock overvalued or undervalued?
ATI trades at 57.9x P/E, near its 5-year average of 58.8x. The 90th percentile ranking places valuation within normal historical bounds.
How does ATI's valuation compare to peers?
ATI Inc. P/E of 57.9x compares to sector median of 25.9x. The premium reflects expected growth above peers.
What is ATI's PEG ratio?
ATI PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 1999-2026.