Gainers

• Checkmate Pharmaceuticals, Inc. (NASDAQ:CMPI) climbed 329.2% to $10.43 after Regeneron Pharmaceuticals, Inc. (NASDAQ:REGN) announced a deal to acquire the company for $10.50 per share in cash.
• ToughBuilt Industries, Inc. (NASDAQ:TBLT) jumped 72.2% to $0.2526 as the company posted a narrower FY21 loss.
• Sharps Technology, Inc. (NASDAQ:STSS) shares rose 60.1% to $2.77 after dipping 18% on Monday. The company recently priced its IPO at $4.25 per share.
• Sono Group N.V. (NASDAQ:SEV) gained 35% to $6.21.
• Super Micro Computer, Inc. (NASDAQ:SMCI) climbed 19.5% to $43.74 after the company raised its Q3 guidance above analyst estimates.
• Axsome Therapeutics, Inc. (NASDAQ:AXSM) gained 18.7% to $38.82 after the company announced it received and agreed to Postmarketing Requirements/Commitments proposed by the FDA with respect to the NDA for its AXS-05.
• Navidea Biopharmaceuticals, Inc. (NASDAQ:NAVB) rose 18.5% to $1.05 after the company announced the regulatory approval of Lymphoaim by the Central Drugs Standard Control Organisation in India.
• Cyren Ltd. (NASDAQ:CYRN) shares gained 17.3% to $3.18.
• Olema Pharmaceuticals, Inc. (NASDAQ:OLMA) jumped 14.8% to $3.3650.
• Silvergate Capital Corporation (NYSE:SI) gained 13.6% to $132.12 after the company reported better-than-expected Q1 EPS results.
• Pulse Biosciences, Inc. (NASDAQ:PLSE) jumped 13% to $3.56.
• American Campus Communities, Inc. (NYSE:ACC) gained 12.7% to $64.94 after the company announced Blackstone Core+ Perpetual Capital Vehicles will acquire the company for $65.47 per share in cash.
• Gogoro Inc. (NASDAQ:GGR) gained 12.5% to $9.00. Gogoro’s Chief Executive Officer Horace Luke said that the company has an adequate amount of chips to meet its needs, Reuters reported.
• Candel Therapeutics, Inc. (NASDAQ:CADL) jumped 12.3% to $5.38.
• Annexon, Inc. (NASDAQ:ANNX) rose 11.9% to $2.36. Annexon CEO Douglas Love reported the purchase of 60,000 shares at an average price of $2.45 per share.
• Party City Holdco Inc. (NYSE:PRTY) gained 11.2% to $3.97.
• Sentage Holdings Inc. (NASDAQ:SNTG) rose 9.3% to $0.8199.
• WeWork Inc. (NYSE:WE) gained 8.3% to $6.43 after Piper Sandler initiated coverage on the stock with an Overweight rating and announced a $10 price target.
• Sidus Space, Inc. (NASDAQ:SIDU) rose 8.2% to $3.02 following a 7% decline on Monday. Sidus Space recently appointed Teresa Burchfield as its Chief Financial Officer.
• Zendesk, Inc. (NYSE:ZEN) rose 6.3% to $129.34 after Bloomberg late Monday reported the company is working with Qatalyst on a potential sale.

Losers