Is Parsons Corp. overvalued or undervalued?

As of 6 August 2025, Parsons Corp. has moved from an attractive to a fair valuation grade. The company appears to be fairly valued at this time. Key valuation ratios include a P/E ratio of 32, an EV to EBITDA of 20.03, and a PEG ratio of 1.06, indicating that while the company is not undervalued, it also does not appear excessively priced compared to its peers.
In comparison to its peers, CACI International, Inc. has a higher P/E ratio of 39.26, while KBR, Inc. shows a lower P/E of 21.40. Notably, Parsons Corp. has outperformed the S&P 500 over the last three and five years, with returns of 99.58% and 127.90%, respectively, but has lagged in the year-to-date and one-year periods, reflecting a more challenging recent performance.