Moleculin Announces Participation at the 19th Annu

HOUSTON, TX --(Marketwired - August 31, 2017) - Moleculin Biotech, Inc., ( NASDAQ : MBRX ) ("Moleculin" or the "Company"), a preclinical pharmaceutical company focused on the development of anti-cancer drug candidates, some of which are based on license agreements with The University of Texas System on behalf of the MD Anderson Cancer Center, today announced it will be featured as a presenting company at the 19 ^th Annual Rodman & Renshaw Global Investment Conference, sponsored by H.C. Wainwright & Co., LLC. The conference is being held on September 10-12, 2017, at Lotte New York Palace Hotel in New York City.

Walter Klemp, CEO of Moleculin, will provide an overview of the Company's business during the live presentation and will be available to participate in one-on-one meetings with investors who are registered to attend the conference.

If you are an institutional investor, and would like to attend the Company's presentation, please click on the following link ( www.rodmanevents.com ) to register for the Rodman & Renshaw conference. Once your registration is confirmed, you will be prompted to log into the conference website to request a one-on-one meeting with the Company.

Event: 19 ^th Annual Rodman & Renshaw Global Investment Conference

Date: Tuesday, September 12, 2017

Time: 3:25 - 3:50 PM (Eastern Time)

Location: Holmes I (Lotte New York Palace Hotel in New York City)

About Moleculin Biotech, Inc.

Moleculin Biotech, Inc. is a preclinical stage pharmaceutical company focused on the development of anti-cancer drug candidates, some of which are based on discoveries made at MD Anderson Cancer Center. Our lead product candidate is Annamycin, an anthracycline being studied for the treatment of relapsed or refractory acute myeloid leukemia, more commonly referred to as AML. We also have two preclinical small molecule portfolios, one of which is focused on the modulation of hard-to-target tumor cell signaling mechanisms and the recruitment of the patient's own immune system. The other portfolio targets the metabolism of tumors.

For more information about the Company, please visit http://www.moleculin.com .

Forward-Looking Statements

Some of the statements in this release are forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, Section 21E of the Securities Exchange Act of 1934 and the Private Securities Litigation Reform Act of 1995, which involve risks and uncertainties. These statements relate to future events, future expectations, plans and prospects. Although Moleculin Biotech believes that the expectations reflected in such forward-looking statements are reasonable as of the date made, expectations may prove to have been materially different from the results expressed or implied by such forward-looking statements. Moleculin Biotech has attempted to identify forward-looking statements by terminology including "believes," "estimates," "anticipates," "expects," "plans," "projects," "intends," "potential," "may," "could," "might," "will," "should," "approximately" or other words that convey uncertainty of future events or outcomes to identify these forward-looking statements. These statements are only predictions and involve known and unknown risks, uncertainties, and other factors, including those discussed under Item 1A. "Risk Factors" in our most recently filed Form 10-K filed with the Securities and Exchange Commission ("SEC") and updated from time to time in our Form 10-Q filings and in our other public filings with the SEC. Any forward-looking statements contained in this release speak only as of its date. We undertake no obligation to update any forward-looking statements contained in this release to reflect events or circumstances occurring after its date or to reflect the occurrence of unanticipated events.