Spro alert: the klein law firm announces a lead plaintiff deadline of july 25, 2022 in the class action filed on behalf of spero therapeutics, inc. shareholders

New york , june 7, 2022 /prnewswire/ -- the klein law firm announces that a class action complaint has been filed on behalf of shareholders of spero therapeutics, inc. (nasdaq: spro) alleging that the company violated federal securities laws. class period: october 28, 2021 to may 2, 2022 lead plaintiff deadline: july 25, 2022 no obligation or cost to you.
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