Proteostasis Therapeutics, Inc. (NASDAQ: PTI)

Rowley Law PLLC is investigating potential securities law violations by Proteostasis Therapeutics, Inc. (NASDAQ: PTI) and its board of directors concerning the proposed acquisition of the company by Yumanity Therapeutics. Proteostasis Therapeutics stockholders will own approximately 32.5% of the combined company. The transaction is expected to close in the fourth quarter of 2020.

If you are a stockholder of Proteostasis Therapeutics, Inc. and are interested in obtaining additional information regarding this investigation, please fill in the contact form on this page. You may also contact Shane Rowley, Esq. at Rowley Law PLLC, 50 Main Street Suite 1000, White Plains, NY 10606, by email at, or by telephone at 914-400-1920 or 844-400-4643 (toll-free).

Rowley Law PLLC represents shareholders nationwide in class actions and derivative lawsuits in complex corporate litigation.

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