Is Avalon GloboCare Corp. overvalued or undervalued?

As of 23 May 2017, Avalon GloboCare Corp. moved from a grade of does not qualify to risky. The company is overvalued given its negative financial metrics, including a Price to Book Value of -1.66 and an EV to EBITDA ratio of -2.64, indicating significant financial distress. Additionally, the Return on Capital Employed (ROCE) stands at a troubling -180.71%, further underscoring the company's challenges.
In comparison to its peers, Avalon GloboCare Corp. shows a less favorable position with a P/E ratio of -0.7611, while CohBar, Inc. holds a more attractive valuation with an EV to EBITDA of 0.8535. Atreca, Inc. is also in a precarious position with a P/E of -0.0467. Although specific return data is not available, the lack of positive performance metrics suggests that Avalon GloboCare Corp. is not keeping pace with broader market benchmarks like the S&P 500.