WHY: Rosen Law Firm, a global investor rights law firm, announces it is investigating potential securities claims on behalf of shareholders of Sesen Bio, Inc. (NASDAQ: SESN) resulting from allegations that Sesen Bio may have issued materially misleading business information to the investing public.

SO WHAT: If you purchased Sesen Bio securities you may be entitled to compensation without payment of any out of pocket fees or costs through a contingency fee arrangement. The Rosen Law firm is preparing a class action seeking recovery of investor losses.

WHAT TO DO NEXT: To join the prospective class action, go to http://www.rosenlegal.com/cases-register-2149.html or call Phillip Kim, Esq. toll-free at 866-767-3653 or email pkim@rosenlegal.com or cases@rosenlegal.com for information on the class action.

WHAT IS THIS ABOUT: On August 13, 2021, Sesen Bio announced that the U.S. Food and Drug Administration (“FDA”) declined to approve its Biologics License Application “BLA”) for Vicineum (oportuzumab monatox-qqrs) for the treatment of BCG-unresponsive non-muscle invasive bladder cancer (“NMIBC”) in its current form. The FDA provided certain “recommendations specific to additional clinical/statistical data and analyses in addition to Chemistry, Manufacturing and Controls (CMC) issues pertaining to a recent pre-approval inspection and product quality.”

On news, Sesen Bio’s stock price fell $2.80 per share, or 57%, to close at $2.11 per share on August 13, 2021, damaging investors.

WHY ROSEN LAW: We encourage investors to select qualified counsel with a track record of success in leadership roles. Often, firms issuing notices do not have comparable experience, resources or any meaningful peer recognition. Be wise in selecting counsel. The Rosen Law Firm represents investors throughout the globe, concentrating its practice in securities class actions and shareholder derivative litigation. Rosen Law Firm has achieved the largest ever securities class action settlement against a Chinese Company. Rosen Law Firm was Ranked No. 1 by ISS Securities Class Action Services for number of securities class action settlements in 2017. The firm has been ranked in the top 4 each year since 2013 and has recovered hundreds of millions of dollars for investors. In 2019 alone the firm secured over $438 million for investors. In 2020, founding partner Laurence Rosen was named by law360 as a Titan of Plaintiffs’ Bar. Many of the firm’s attorneys have been recognized by Lawdragon and Super Lawyers.

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