Integral Ad Science Holding Corp. (IAS) P/E Ratio History
Historical price-to-earnings valuation from 2022 to 2025
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IAS Valuation Context
How does the current P/E compare to historical and market benchmarks?
P/E Ratio Analysis
As of May 8, 2026, Integral Ad Science Holding Corp. (IAS) trades at a price-to-earnings ratio of 45.0x, with a stock price of $10.34 and trailing twelve-month earnings per share of $0.28.
The current P/E is 76% below its 5-year average of 191.1x. Over the past five years, IAS's P/E has ranged from a low of 24.5x to a high of 652.3x, placing the current valuation at the 25th percentile of its historical range.
Compared to the Communication Services sector median P/E of 15.4x, IAS trades at a 193% premium to its sector peers. The sector includes 108 companies with P/E ratios ranging from 0.1x to 179.7x.
Relative to the broader market, IAS commands a significant premium over 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 IAS 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.
IAS P/E vs Peers
P/E ratio compared to closely matched public peers
| Company | Market Cap | P/E Ratio | PEG Ratio | EPS Growth (1Y) |
|---|---|---|---|---|
| $2B | 36.2 | 1.99 | -6% | |
| $1B | 20.2 | 0.66Best | +8% | |
| $2B | 14.7Lowest | - | +494%Best | |
| $11B | 25.8 | 1.96 | +17% | |
| $4.8T | 36.8 | 1.23 | +34% | |
| $1.6T | 26.3 | 1.43 | -2% | |
| $2.9T | 37.8 | 1.35 | +30% | |
| $3.1T | 30.9 | 1.64 | +16% |
Peers sorted by market capitalization. P/E below peers may indicate undervaluation or lower growth expectations. Consider PEG ratio for growth-adjusted comparison.
IAS Historical P/E Data (2022–2025)
Quarterly P/E ratios calculated from closing price and TTM EPS
| Quarter | Date | Price | TTM EPS | P/E Ratio | vs Avg |
|---|---|---|---|---|---|
| FY2025 Q3 | $10.17 | $0.28 | 35.9x | -81% | |
| FY2025 Q2 | Mon Jun 30 2025 00:00:00 GM | $8.31 | $0.34 | 24.5x | -87% |
| FY2025 Q1 | Mon Mar 31 2025 00:00:00 GM | $8.06 | $0.29 | 28.2x | -85% |
| FY2024 Q4 | $10.44 | $0.23 | 45.7x | -76% | |
| FY2024 Q3 | Mon Sep 30 2024 00:00:00 GM | $10.81 | $0.20 | 54.1x | -72% |
| FY2024 Q2 | Sun Jun 30 2024 00:00:00 GM | $9.72 | $0.01 | 652.3x | +241% |
| FY2024 Q1 | Sun Mar 31 2024 00:00:00 GM | $9.97 | $0.02 | 557.0x | +191% |
| FY2023 Q4 | Sun Dec 31 2023 00:00:00 GM | $14.39 | $0.05 | 314.2x | +64% |
| FY2023 Q3 | Sat Sep 30 2023 00:00:00 GM | $11.89 | $0.05 | 226.5x | +18% |
| FY2023 Q2 | Fri Jun 30 2023 00:00:00 GM | $17.98 | $0.14 | 124.1x | -35% |
| FY2023 Q1 | Fri Mar 31 2023 00:00:00 GM | $14.27 | $0.10 | 136.0x | -29% |
| FY2022 Q4 | Sat Dec 31 2022 00:00:00 GM | $8.79 | $0.09 | 95.2x | -50% |
Average P/E for displayed period: 191.1x
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Start ComparisonIAS — Frequently Asked Questions
Quick answers to the most common questions about buying IAS stock.
Is IAS stock overvalued or undervalued?
IAS trades at 45.0x P/E, below its 5-year average of 191.1x. At the 25th percentile of historical range, the stock is priced at a discount to its own history.
How does IAS's valuation compare to peers?
Integral Ad Science Holding Corp. P/E of 45.0x compares to sector median of 15.4x. The premium reflects expected growth above peers.
What is IAS's PEG ratio?
IAS PEG ratio is N/A. Above 2.0 indicates premium valuation relative to growth rate. Historical P/E data spans 2022-2025.