Is Integral Ad Science Holding Corp. overvalued or undervalued?

As of 17 October 2025, the valuation grade for Integral Ad Science Holding Corp. has moved from very attractive to fair. Based on the current metrics, the company appears to be fairly valued. The P/E ratio stands at 28, while the EV to EBITDA ratio is 9.43, and the PEG ratio is notably low at 0.04, indicating potential undervaluation relative to growth expectations.
In comparison to peers, Integral Ad Science's P/E ratio of 25.51 from the peer group indicates a competitive positioning, especially against Sportradar Group AG, which has a significantly higher P/E of 74.43. The company has also outperformed its peers in terms of EV to EBITDA, where its ratio is lower than the industry average. However, the recent stock performance shows a mixed picture; over the past year, the stock has returned -5.03%, while the S&P 500 has returned 14.08%, suggesting underperformance relative to the broader market.