Why is Proterra stock being battered so badly?

Why is Proterra stock being battered so badly? ptra stock % -% of PTRA is owned by hedge funds ; 110 -60 hedge funds hold PTRA stock ; · bob stocklas PTRA stock price today + long-term Proterra

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taas stock price today PTRA - Stock evaluation, ranks stock price history, forecast, predictions, news and dividends switched on Switch off Proterra, ordinary share US74374T1097, PTRA Add a stock to WL Choose all Reset all Save Close Proterra, сountry — USA No trading