23 Stocks Moving in Wednesday’s Pre-Market Session

Gainers

• Achillion Pharmaceuticals, Inc. (NASDAQ: ACHN) shares rose 79.7% to $6.56 in pre-market trading after Alexion Pharmaceuticals, Inc. (NASDAQ: ALXN) reported the purchase of Achillion Pharmaceuticals in a $930 million deal.
• Viveve Medical, Inc. (NASDAQ: VIVE) shares rose 59.2% to $6.05 in pre-market trading after surging 16.21% on Tuesday.
• Mallinckrodt plc (NYSE: MNK) shares rose 8.2% to $2.25 in pre-market trading. Armistice Capital reported an 8.5% passive stake in Mallinckrodt as of October 2.
• Sleep Number Corporation (NASDAQ: SNBR) shares rose 5.9% to $49.61 in pre-market trading after the company reported better-than-expected Q3 EPS and sales results. The company also narrowed FY19 EPS guidance. The company also announced a $500 million buyback.
• Nomura Holdings, Inc. (NYSE: NMR) shares rose 5.1% to $4.79 in pre-market trading
• Pure Storage, Inc. (NYSE: PSTG) rose 4.8% to $18.50 in pre-market trading. Raymond James upgraded Pure Storage from Market Perform to Outperform and announced a $22 price target.
• Micro Focus International plc (NYSE: MFGP) rose 4.8% to $14.53 in pre-market trading.
• Inphi Corporation (NYSE: IPHI) rose 4.6% to $67.99 in pre-market trading.
• Endo International plc (NASDAQ: ENDP) rose 4.3% to $3.64 in pre-market trading.
• Teva Pharmaceutical Industries Limited (NYSE: TEVA) rose 4.3% to $7.27 in pre-market trading.
• Vipshop Holdings Limited (NYSE: VIPS) rose 2.5% to $9.33 in pre-market trading.
• Bank of America Corp (NYSE: BAC) rose 2% to $30.30 in pre-market trading after reporting better-than-expected Q3 results.

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Check out these big penny stock gainers and losers

Losers

• Westwater Resources, Inc. (NASDAQ: WWR) shares fell 18.8% to $3.94 in pre-market trading after climbing 63.85% on Tuesday.
• Datasea Inc. (NASDAQ: DTSS) shares fell 11.7% to $2.95 in pre-market trading after climbing 274.48% on Tuesday.
• ProQR Therapeutics NV (NASDAQ: PRQR) shares fell 11.6% to $5.50 in pre-market trading. ProQR priced 9.09 million share underwritten public offering of ordinary shares at $5.50 per share.
• Rhythm Pharmaceuticals, Inc. (NASDAQ: RYTM) fell 11.4% to $18.50 in pre-market trading. Rhythm Pharmaceuticals priced 8.1 million share public offering of common stock at $18.50 per share.
• NF Energy Saving Corporation (NASDAQ: BIMI) shares fell 9.6% to $5.26 in pre-market trading after dropping 35.33% on Tuesday.
• Principia Biopharma Inc. (NASDAQ: PRNB) fell 5.9% to $28.15 in pre-market trading. Principia priced 7.5 million share public offering of common stock at $28 per share.
• Extraction Oil & Gas, Inc. (NASDAQ: XOG) fell 5.5% to $2.51 in the pre-market trading session. Stephens & Co. downgraded Extraction Oil & Gas from Overweight to Equal-Weight and lowered the price target from $6 to $4.
• Plus Therapeutics, Inc. (NASDAQ: PSTV) fell 4.7% to $2.62 in pre-market trading after surging 12.24% on Tuesday.
• United States Steel Corporation (NYSE: X) fell 3.4% to $11.04 in pre-market trading after announcing a proposed private offering of $300,000,000 senior convertible notes.
• ServiceNow, Inc. (NYSE: NOW) shares fell 3.2% to $265.50 in pre-market trading.
• Adobe Inc. (NASDAQ: ADBE) shares fell 2.5% to $272.49 in pre-market trading after Citigroup downgraded the company’s stock from Buy to Neutral.