Is DZS, Inc. overvalued or undervalued?

As of 12 November 2019, the valuation grade for DZS, Inc. moved from expensive to risky. Based on the analysis, the company is considered overvalued. Key ratios indicate significant financial distress, with a P/E ratio of 0.00, an EV to EBITDA of -0.17, and a staggering ROE of -292.77%.
In comparison to its peers, DZS, Inc. stands out negatively against PowerFleet, Inc. with a P/E of -17.32 and Aviat Networks, Inc. with a P/E of -166.73, both of which are also classified as risky. Notably, AudioCodes Ltd. and Ceragon Networks Ltd. are in a more favorable position with attractive and very attractive valuations, respectively. The company's stock has seen a drastic decline, with a year-to-date return of -99.99%, contrasting sharply with the S&P 500's modest gain of 2.44% during the same period.