Is ASGN Incorporated overvalued or undervalued?

As of 17 October 2025, the valuation grade for ASGN Incorporated has moved from attractive to fair, indicating a shift in its perceived value. Based on the current metrics, the company appears to be fairly valued. The P/E ratio stands at 15, while the EV to EBITDA ratio is 9.36, and the Price to Book Value is 1.30. In comparison, peers such as CACI International, Inc. have a significantly higher P/E ratio of 39.26, and Parsons Corp. has an EV to EBITDA of 22.58, suggesting that ASGN is positioned more conservatively within its industry.
Despite its fair valuation, ASGN has underperformed relative to the S&P 500, with a year-to-date return of -44.71% compared to the index's 13.30%. This trend continues over longer periods, with a 1-year return of -53.32% versus the S&P 500's 14.08%. Overall, while ASGN is fairly valued based on its current ratios, its substantial underperformance against the benchmark raises concerns about its future growth prospects.