NEW YORK, Sept. 21, 2024 /PRNewswire/ --Why: Rosen Law Firm, a global investor rights law firm, reminds purchasers of stock or sellers of puts of MacroGenics, Inc. (NASDAQ: MGNX) between March 7, 2024 and May 9, 2024, both dates inclusive (the "Class Period"), of the important September 24, 2024 lead plaintiff deadline.So what: If you purchased stock or sold puts of MacroGenics during the Class Period you may be entitled to compensation without payment of any out of pocket fees or costs through a contingenc ...