A Class Action Lawsuit Has Been Filed by Longman Law, P.C. on Behalf of All Purchasers of Shares of Athira Pharma, Inc. Originating in Athira’s Initial Public Offering in September 2020 (“IPO”) LIVINGSTON, N.J., June 29, 2021 (GLOBE NEWSWIRE) -- Longman Law, P.C. filed a class action lawsuit against Athira Pharma, Inc. (“Athira”) (NASDAQ: ATHA), certain of its officers and directors, and...