ScanTech AI Systems Inc. (STAI) P/E Ratio History
Historical price-to-earnings valuation from 2026 to 2026
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STAI Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 8, 2026, ScanTech AI Systems Inc. (STAI) trades at a price-to-earnings ratio of -0.1x, with a stock price of $0.09 and trailing twelve-month earnings per share of $-533.91.
Compared to the Basic Materials sector median P/E of 23.4x, STAI trades at a 100% discount to its sector peers. The sector includes 125 companies with P/E ratios ranging from 2.0x to 144.2x.
Relative to the broader market, STAI trades at a notable discount to 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 STAI 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.
STAI P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $4B | 12.2 | 0.73 | +7% | |
| $17B | 11.8Lowest | 0.57 | +21% | |
| $134M | 32.2 | 7.51 | +16% | |
| $29B | 33.4 | 2.73 | +10% | |
| $12B | 340.3 | 74.57 | +225%Best | |
| $4B | 27.7 | 1.67 | +18% | |
| $5.1T | 43.2 | 0.45Best | +67% | |
| $61B | 72.7 | 9.08 | +39% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
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Start ComparisonSTAI — Frequently Asked Questions
Quick answers to the most common questions about buying STAI stock.
Is STAI stock overvalued or undervalued?
STAI current P/E: -0.1x. 5-year average P/E: N/A. Percentile: N/A.
How does STAI's valuation compare to peers?
ScanTech AI Systems Inc. P/E of -0.1x compares to sector median of 23.4x. The discount suggests lower growth expectations or higher risk.
What is STAI's PEG ratio?
STAI PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2026-2026.