CMPI - AXSM BTAI and AVGR among pre market gainers

Checkmate Pharmaceuticals (CMPI) +332% Regeneron to acquire Checkmate Pharma in $250 million all-cash deal. Axsome Therapeutics (AXSM) +27%. Super Micro Computer (SMCI) +16% on raised Q3 guidance. 4D pharma (LBPS) +13%. American Campus Communities (ACC) +13% Blackstone agrees to buy American Campus Communities in $13B deal. Avinger (AVGR) +11% announces full commercial launch of lightbox 3. OncoCyte (OCX) +8%. Plug Power (PLUG) +8% on Walmart liquid green hydrogen supply deal. Zendesk (ZEN) +7% on report it's exploring a potential sale. WeWork (WE) +7% nabs Overweight rating at Piper on profitability prospects. BioXcel Therapeutics (BTAI) +7% announces formation of OnkosXcel Therapeutics to develop medicines focused in oncology. Annexon (ANNX) +7%. Rekor Systems (REKR) +7%.

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AXSM, BTAI and AVGR among pre market gainers