Gainers

• Vyant Bio, Inc. (NASDAQ:VYNT) shares rose 110.4% to $1.62 in pre-market trading after the company said it has engaged LifeSci Capital as its advisor to explore strategic alternatives.
• Humanigen, Inc. (NASDAQ:HGEN) rose 42% to $0.24 in pre-market trading after jumping around 42% on Wednesday.
• Oblong, Inc. (NASDAQ:OBLG) shares rose 40.7% to $3.11 in pre-market trading after gaining over 26% on Wednesday. Oblong announced a 1-for-15 reverse stock split.
• Argo Blockchain plc (NASDAQ:ARBK) rose 37.4% to $1.65 in pre-market trading. Roth Capital, on Wednesday, upgraded Argo Blockchain from Sell to Neutral and raised the price target from $0.25 to $1.
• Crown ElectroKinetics Corp. (NASDAQ:CRKN) rose 23.2% to $0.3651 in pre-market trading. Crown Electrokinetics shares jumped 58% on Wednesday after the company announced it acquired Amerigen 7.
• Arbor Rapha Capital Bioholdings Corp. I (NASDAQ:ARCK) rose 23% to $14.15 in pre-market trading.
• Kiora Pharmaceuticals, Inc. (NASDAQ:KPRX) rose 20.4% to $4.82 in pre-market trading after gaining around 18% on Wednesday. Kiora Pharmaceuticals recently completed enrollment of clinical trial evaluating KIO-201 for persistent corneal epithelial defects.
• AMTD IDEA Group (NYSE:AMTD) shares rose 18.2% to $1.94 in pre-market trading. AMTD IDEA Group, during November, announced 1-for-2 ADS ratio change.
• Powerbridge Technologies Co., Ltd. (NASDAQ:PBTS) rose 15.5% to $0.1271 in pre-market trading.
• JanOne Inc. (NASDAQ:JAN) rose 14.4% to $1.74 in pre-market trading. JanOne said effective as of December 28, 2022, the company acquired Soin Therapeutics.

Losers

• Vivos Therapeutics, Inc. (NASDAQ:VVOS) fell 17.5% to $1.55 in pre-market trading. Vivos Therapeutics shares jumped 154% on Wednesday after the company announced it received FDA 510(k) clearance for its DNA oral appliance for the treatment of obstructive sleep apnea.
• Dermata Therapeutics, Inc. (NASDAQ:DRMA) shares fell 16% to $0.2436 in pre-market trading after dropping over 6% on Wednesday. Dermata Therapeutics recently requested to withdraw its registration on Form S-1 and said it does not intend to pursue the contemplated public offering.
• Nuwellis, Inc. (NASDAQ:NUWE) fell 14.3% to $9.38 in pre-market trading. Nuwellis announced passage of warrant proposal.
• Geron Corporation (NASDAQ:GERN) shares fell 12.9% to $2.78 in pre-market trading after the company announced a proposed public offering.
• Jasper Therapeutics, Inc. (NASDAQ:JSPR) fell 10.3% to $1.92 in pre-market trading after dropping 22% on Wednesday. Jasper Therapeutics announced European Union Orphan Drug Designation for Briquilimab as a conditioning treatment for patients prior to receiving a stem cell transplant.
• InMed Pharmaceuticals Inc. (NASDAQ:INM) fell 10.1% to $1.96 in pre-market trading. InMed, last month, announced appointment of interim Chief Financial Officer and change of auditor.
• Atlis Motor Vehicles, Inc. (NASDAQ:AMV) fell 9.5% to $3.30 in pre-market trading. Altis Motor Vehicles filed for offering of up to 20.46 million shares of class A common stock by selling stockholders.
• Cryptyde, Inc. (NASDAQ:TYDE) fell 9.2% to $0.3175 in pre-market trading after jumping 81% on Wednesday. Cryptyde announced 2023 corporate priorities for the next 12 months.
• TC Biopharm (Holdings) Plc (NASDAQ:TCBP) fell 9% to $4.45 in pre-market trading after jumping 25% on Wednesday. TC BioPharm, last month, posted 1H EPS of $1.13.
• Plus Therapeutics, Inc. (NASDAQ:PSTV) fell 6.9% to $0.31 in pre-market trading after gaining over 4% on Wednesday.