NEW YORK, Sept. 06, 2021 (GLOBE NEWSWIRE) — The Rosen Law Firm, P.A. announces that the United States District Court for the Southern District of New York has approved the following announcement of a proposed class action settlement that would benefit purchasers of Acer Therapeutics Inc. common stock (NASDAQ:ACER):

SUMMARY NOTICE OF PENDENCY AND



PROPOSED SECURITIES CLASS ACTION SETTLEMENT

TO: ALL PERSONS WHO PURCHASED OR OTHERWISE ACQUIRED THE PUBLICLY TRADED COMMON STOCK OF ACER THERAPEUTICS INC. (“ACER”) FROM SEPTEMBER 25, 2017 THROUGH JUNE 24, 2019, BOTH DATES INCLUSIVE

YOU ARE HEREBY NOTIFIED, pursuant to an Order of the United States District Court for the Southern District of New York, that a telephonic hearing will be held on January 7, 2022, at 12:00 p.m. before the Honorable Gregory H. Woods, United States District Judge of the Southern District of New York, for the purpose of determining: (1) whether the proposed Settlement of the claims in the above-captioned Action for consideration including the sum of $8,350,000 should be approved by the Court as fair, reasonable, and adequate; (2) whether the proposed plan to distribute the Settlement proceeds is fair, reasonable, and adequate; (3) whether the application of Lead Counsel for attorneys’ fees of up to one-third of the Settlement Amount ($2,783,333.33) plus a proportionate share of interest accrued on the Settlement Amount, Lead Counsel’s reimbursement of litigation expenses incurred of not more than $200,000, and Award to Lead Plaintiff of not more than $10,000, should be approved; and (4) whether the Action should be dismissed with prejudice as set forth in the Stipulation and Agreement of Settlement, dated July 21, 2021 (the “Stipulation”). To participate in or listen to the Settlement Hearing, dial: 1-888-633-0347 and enter access code 39444610#.

If you purchased or otherwise acquired publicly-traded Acer common stock between September 25, 2017 and June 24, 2019, both dates inclusive (“Settlement Class Period”) and suffered compensable damages thereby, your rights may be affected by this Settlement, including the release and extinguishment of claims you may possess relating to your ownership interest in Acer common stock. You may obtain copies of the detailed Notice of Pendency and Proposed Settlement of Securities Class Action (“Notice”) and the Proof of Claim and Release Form by writing to or calling the Claims Administrator: Acer Therapeutics Inc. Securities Litigation, c/o Strategic Claims Services, 600 N. Jackson St., Ste. 205, P.O. Box 230, Media, PA 19063; (Tel) (866) 274-4004; (Fax) (610) 565-7985; [email protected]. You can also download copies of the Notice and submit your Proof of Claim and Release Form online at

www.strategicclaims.net/Acer/

. If you are a member of the Settlement Class, in order to share in the distribution of the Net Settlement Fund, you must submit a Proof of Claim and Release Form electronically or postmarked no later than December 8, 2021 to the Claims Administrator, establishing that you are entitled to recovery. Unless you submit a written exclusion request, you will be bound by any judgment rendered in the Action whether or not you make a claim.

If you are a Settlement Class Member and desire to be excluded from the Settlement Class, you must submit to the Claims Administrator a request for exclusion so that it is received no later than December 17, 2021, in the manner and form explained in the detailed Notice. All members of the Settlement Class who have not requested exclusion from the Settlement Class will be bound by any judgment entered in the Action pursuant to the Stipulation.

Any objection by a Settlement Class Member to the Settlement, Plan of Allocation, Lead Counsel’s requests for an award to Lead Counsel of attorneys’ fees and reimbursement of expenses and Award to Lead Plaintiff must be in the manner and form explained in the detailed Notice and received no later than December 17, 2021, by each of the following:

If you have any questions about the Settlement, you may call or write to Lead Counsel:

THE ROSEN LAW FIRM, P.A.

Brian Alexander

275 Madison Avenue, 40

^th

Floor

New York, NY 10016

Tel: (212) 686-1060

[email protected]

PLEASE DO NOT CONTACT THE COURT, THE CLERK’S OFFICE, DEFENDANTS, OR DEFENDANTS’ COUNSEL REGARDING THIS NOTICE.

Dated: August 11, 2021

BY ORDER OF THE UNITED STATES DISTRICT COURT FOR THE SOUTHERN DISTRICT OF NEW YORK