24 Stocks Moving In Monday's Pre-Market Session

Gainers

• McDermott International, Inc. MDR rose 19 percent to $7.20 in pre-market trading. Subsea 7 S.A. confirmed a $7.00 per share proposal to acquire McDermott.
• Clarus Corporation CLAR rose 18.5 percent to $8.00 in pre-market trading.
• Enbridge Inc. ENB rose 9.3 percent to $34.09 in pre-market trading after falling 2.41 percent on Friday.
• Lannett Company, Inc. LCI rose 8.4 percent to $18 in pre-market trading. Lannett named Maureen M. Cavanaugh as senior vice president and chief commercial operations officer.
• Navios Maritime Midstream Partners L.P. NAP rose 7.1 percent to $4.55 in pre-market trading after gaining 11.26 percent on Friday.
• Corcept Therapeutics Incorporated CORT rose 6.9 percent to $18.80 in pre-market trading after falling 3.19 percent on Friday.
• Helios and Matheson Analytics Inc. HMNY rose 5.7 percent to $2.40 in pre-market trading after falling 10.98 percent on Friday.
• Vectren Corporation VVC shares rose 5.6 percent to $69.20 in pre-market trading. CenterPoint Energy, Inc. CNP announced plans to acquire Vectren for $72 per share in cash
• Genprex, Inc. GNPX shares rose 5.2 percent to $4.50 in pre-market trading.
• Atossa Genetics Inc. ATOS rose 5.1 percent to $3.70 in pre-market trading after declining 19.35 percent on Friday.
• Sangamo Therapeutics, Inc. SGMO shares rose 5 percent to $20 in pre-market trading.
• Magellan Midstream Partners, L.P. MMP shares rose 5 percent to $68.41 in pre-market trading.
• Halozyme Therapeutics, Inc. HALO shares rose 4.9 percent to $19.78 in the pre-market trading session.

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Check out these big penny stock gainers and losers

Losers

• Akorn, Inc. AKRX fell 32.7 percent to $13.25 in pre-market trading after Fresenius terminated its merger deal with Akorn.
• Chicago Bridge & Iron Company N.V. CBI fell 15.7 percent to $12.30 in pre-market trading. Subsea 7 confirmed a $7.00 per share proposal to acquire Mcdermott, pending termination of merger agreement with CB&I.
• Myomo, Inc. MYO fell 9 percent to $3.65 in pre-market trading after rising 11.39 percent on Friday.
• Hasbro, Inc. HAS fell 8 percent to $88.36 in pre-market trading after the company reported weaker-than-expected results for its first quarter on Monday.
• SunPower Corporation SPWR fell 7.1 percent to $9.00 in pre-market trading.
• Endeavour Silver Corp. EXK shares fell 5.9 percent to $2.88 in pre-market trading after declining 3.16 percent on Friday.
• Mattel, Inc. MAT shares fell 5.5 percent to $12.25 in pre-market trading.
• Valeritas Holdings, Inc. VLRX shares fell 5.1 percent to $2.96 in pre-market trading after rising 76.27 percent on Friday.
• GlobalSCAPE, Inc. GSB fell 5.1 percent to $3.57 in pre-market trading.
• Fresenius Medical Care AG & Co. KGaA FMS shares fell 4.1 percent to $49.93 in pre-market trading.
• Oasis Petroleum Inc. OAS fell 4.1 percent to $9.75 in pre-market trading. SunTrust Robinson Humphrey downgraded Oasis Petroleum from Hold to Sell.