 Los Angeles, California--Newsfile Corp. - August 2, 2021 - The Schall Law Firm, a national shareholder rights litigation firm, announces the filing of a class action lawsuit against Athira Pharma, Inc. Athira or the Company NASDAQ: ATHA for violations of the federal securities laws.Investors who purchased the Companys shares pursuant andor traceable to the Companys initial public offering conducted in September 2020 the IPO, or between September 18, 2020 and June 17, 2021, both dates... 