44 Biggest Movers From Yesterday Gainers Chemomab Therapeutics Ltd. (NASDAQ: CMMB ) shares jumped 111.5% to close at $55.00 on Thursday. ORBCOMM Inc. (NASDAQ: ORBC ) gained 52.1% to close at $11.51 on Thursday. GI Partners has agreed to acquire Internet of Things (IoT) solutions provider ORBCOMM for $1.1 billion, including net debt. Rice Acquisition Corp. (NYSE: RICE ) climbed 51.7% to settle at $15.32 after the company announced a merger agreement to combine Aria Energy and Archaea Energy into the industry-leading renewable natural gas platform. Vericity, Inc. (NASDAQ: VERY ) shares surged 44.6% to close at $14.55 on Thursday. Virpax Pharmaceuticals, Inc. (NASDAQ: VRPX ) gained 30.4% to settle at $6.00. Virpax Pharmaceuticals recently announced data from a sciatic nerve preclinical study designed to evaluate Probudur, Virpax's liposomal bupivacaine product candidate. American Virtual Cloud Technologies, Inc. (NASDAQ: AVCT ) rose 28.9% to settle at $7.49 after the company announced it received an unsolicited non-binding offer to acquires all shares of its common stock for $9 per share.