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MacroGenics Announces Presentation at 30th Annual SITC Meeting 2015

ROCKVILLE, Maryland, Oct. 01, 2015 (GLOBE NEWSWIRE) --

MacroGenics, Inc. (NASDAQ: MGNX), a clinical-stage biopharmaceutical company focused on discovering and developing innovative monoclonal antibody-based therapeutics for the treatment of cancer, as well as autoimmune disorders and infectious diseases, today announced that interim results of an ongoing Phase 1 dose escalation study of MGA271 will be presented by the Company in the late-breaking abstract session at the 2015 Society for Immunotherapy of Cancer (SITC) Annual Meeting in National Harbor, MD. The 30th Anniversary Annual Meeting is being held November 4-8, 2015 at the Gaylord National Hotel & Convention Center. Presentation details include:

Title: Interim Results of an Ongoing Phase 1, Dose Escalation Study of MGA271 (Fc-optimized Humanized Anti-B7-H3 Monoclonal Antibody) in Patients with Refractory B7-H3-Expressing Neoplasms or Neoplasms Whose Vasculature Expresses B7-H3
Session: Late-Breaking Abstract Session
Time: Saturday, November 7, 2015, from 12:00 pm - 12:15 pm ET
Presented by: MacroGenics, Inc.

Background on MGA271

MGA271 is a humanized, Fc-optimized monoclonal antibody that targets B7-H3, a member of the B7 family of molecules that are involved in immune regulation. B7-H3 is over-expressed by a wide variety of solid tumor cells as well as cancer stem-like cells and the supporting tumor vasculature. MGA271 is currently undergoing Phase 1 testing both as monotherapy and in combination with checkpoint inhibitors including ipilimumab and pembrolizumab across a wide range of solid tumors.

About MacroGenics, Inc.

MacroGenics is a clinical-stage biopharmaceutical company focused on discovering and developing innovative monoclonal antibody-based therapeutics for the treatment of cancer, as well as autoimmune disorders and infectious diseases. The company generates its pipeline of product candidates from its proprietary suite of next-generation antibody-based technology platforms. The combination of MacroGenics' technology platforms and protein engineering expertise has allowed the Company to generate promising product candidates and enter into several strategic collaborations with global pharmaceutical and biotechnology companies. For more information, please see the Company's website at www.macrogenics.com. MacroGenics is a registered trademark of MacroGenics, Inc.

Cautionary Note on Forward-Looking Statements

Any statements in this press release about future expectations, plans and prospects for the Company, including statements about the Company's strategy, future operations, clinical development of the Company's therapeutic candidates, milestone or opt-in payments from the Company's collaborators, the Company's anticipated milestones and future expectations and plans and prospects for the Company and other statements containing the words "anticipate," "believe," "estimate," "expect," "intend," "may," "plan," "predict," "project," "target," "potential," "will," "would," "could," "should," "continue," and similar expressions, constitute forward-looking statements within the meaning of The Private Securities Litigation Reform Act of 1995. Actual results may differ materially from those indicated by such forward-looking statements as a result of various important factors, including: the uncertainties inherent in the initiation and enrollment of future clinical trials, expectations of expanding ongoing clinical trials, availability and timing of data from ongoing clinical trials, expectations for regulatory approvals, other matters that could affect the availability or commercial potential of the Company's product candidates and other risk factors described in the Company's filings with the Securities and Exchange Commission. In addition, the forward-looking statements included in this press release represent the Company's views as of the date hereof. The Company anticipates that subsequent events and developments will cause the Company's views to change. However, while the Company may elect to update these forward-looking statements at some point in the future, the Company specifically disclaims any obligation to do so. These forward-looking statements should not be relied upon as representing the Company's views as of any date subsequent to the date hereof.

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Jim Karrels, Senior Vice President, CFO MacroGenics, Inc. 1-301-251-5172, info@macrogenics.com Karen Sharma, Vice President MacDougall Biomedical Communications 1-781-235-3060, ksharma@macbiocom.com

Source:MacroGenics, Inc.