Synta Pharmaceuticals to Present at Upcoming Investor Conferences in June

LEXINGTON, Mass.--(BUSINESS WIRE)--

Synta Pharmaceuticals Corp. ("Synta") SNTA today announced that Marc Schneebaum, Chief Financial Officer of Synta, will be joined by Paul Friedman, M.D., designated Chairman and Chief Executive Officer of Madrigal Pharmaceuticals, and Rebecca Taub, PhD, Founder and current Chief Executive Officer of Madrigal Pharmaceuticals, to present at the following upcoming investor conferences:

• The Jefferies 2016 Healthcare Conference on Friday, June 10^th at 2:00 p.m. (ET) in New York
• The JMP Securities Life Sciences Conference on Wednesday, June 22^nd at 12:00 p.m. (ET) in New York

A live audio webcast and replay of the presentation will be available on the "Investors" section of the Company's website, www.syntapharma.com.

About Synta Pharmaceuticals Corp.

On April 14, 2016, Synta Pharmaceuticals and Madrigal Pharmaceuticals, Inc., a privately-held company, announced that they have entered into a definitive merger agreement under which Madrigal will merge with a wholly-owned subsidiary of Synta in an all-stock transaction. The Merger is intended to create a company focused on the development of novel small-molecule drugs addressing major unmet needs in cardiovascular-metabolic diseases and non-alcoholic steatohepatitis (NASH). Madrigal's lead compound, MGL-3196, is a Phase 2-ready once-daily, oral, liver-directed selective thyroid hormone receptor-ß (THR-ß) agonist for the treatment of NASH and heterozygous and homozygous familial hypercholesterolemia (HeFH, HoFH). For more information, please visit www.syntapharma.com or www.madrigalpharma.com.

Additional Information about the Merger and Where to Find It

This press release does not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or approval. A definitive proxy statement and a proxy card will be filed with the SEC and will be mailed to Synta's stockholders seeking any required stockholder approvals in connection with the proposed transactions. The proxy statement will contain important information about Synta, Madrigal, the transaction and related matters. BEFORE MAKING ANY VOTING OR INVESTMENT DECISION, INVESTORS AND STOCKHOLDERS ARE URGED TO READ THE PROXY STATEMENT (INCLUDING ANY AMENDMENTS OR SUPPLEMENTS THERETO) AND ANY OTHER RELEVANT DOCUMENTS THAT SYNTA MAY FILE WITH THE SEC WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT THE PROPOSED TRANSACTIONS. Stockholders may obtain, free of charge, copies of the definitive proxy statement and any other documents filed by Synta with the SEC in connection with the proposed transactions at the SEC's website (http://www.sec.gov), at Synta's website under the heading "Investors / SEC Filings", or by directing a written request to: Synta Pharmaceuticals Corp., 125 Hartwell Avenue, Lexington, MA 02421, Attention: Wendy Rieder, Esq.

Synta and its directors and executive officers and Madrigal and its directors and executive officers may be deemed to be participants in the solicitation of proxies from the stockholders of Synta in connection with the proposed transaction. Information regarding the special interests of these directors and executive officers in the merger will be included in the proxy statement referred to above. Additional information regarding the directors and executive officers of Synta is also included in Synta's Annual Report on Form 10-K, as amended, which was filed with the SEC on March 15, 2016 and amended on April 29, 2016. These documents are available free of charge at the SEC web site (www.sec.gov), at Synta's website under the heading "Investors / SEC Filings", or by directing a written request to Synta as described above.

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