Is Gogo, Inc. overvalued or undervalued?

As of 7 August 2025, Gogo, Inc. has moved from a risky to a very expensive valuation grade. The company appears to be overvalued based on its current metrics. Key ratios include a P/E ratio of 28, a Price to Book Value of 18.60, and an EV to EBITDA of 18.14, all of which indicate a premium valuation compared to its peers. For instance, Liberty Broadband Corp. has a significantly lower P/E of 7.24, while Telephone & Data Systems, Inc. shows a much higher P/E of 50.98, reflecting the varied valuation landscape within the sector.
In terms of stock performance, Gogo, Inc. has underperformed relative to the S&P 500 over multiple periods, notably with a 5-year return of -11.06% compared to the S&P 500's 96.61%. This underperformance further supports the conclusion that Gogo, Inc. is currently overvalued in the market.