18 Stocks Moving In Tuesday's Pre-Market Session

Conatus Pharmaceuticals Inc CNAT shares rose 145 percent to $4.80 in pre-market trading following announcement of a licensing deal with Novartis AG (ADR) NVS.
Akebia Therapeutics Inc AKBA shares rose 37.7 percent to $11.50 in pre-market trading. Akebia and Otsuka Pharmaceutical announced a partnership to develop and commercialize vadadustat in the U.S.
ACADIA Pharmaceuticals Inc. ACAD rose 25.9 percent to $32.01 in pre-market trading after the company disclosed that it has achieved primary endpoint in reduction of psychosis versus placebo by NPI-NH Psychosis score in Phase 2 exploratory study.
Arca Biopharma Inc ABIO rose 18.7 percent to $2.79 in pre-market trading after dropping 2.08 percent on Monday.
W&T Offshore, Inc. WTI shares rose 5.6 percent to $3.19 in pre-market trading after climbing 13.11 percent on Monday.
VimpelCom Ltd (ADR) VIP shares rose 5.3 percent to $4.00 in pre-market trading after gaining 0.26 percent on Monday.
Aurinia Pharmaceuticals Inc AUPH shares rose 3.9 percent to $2.92 in pre-market trading after the company reported a long-term manufacturing collaboration deal with Lonza for voclosporin.
BlackBerry Ltd BBRY rose 3 percent to $7.93 in pre-market trading after the company reported better-than-expected earnings for its third quarter on Tuesday.
NVIDIA Corporation NVDA rose 2.8 percent to $104.45 in pre-market trading. Mizuho maintained NVIDIA with a Buy and raised the price target from $80.00 to $115.00.

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xG Technology Inc XGTI fell 32.3 percent to $2.45 in pre-market trading after rising 57.39 percent on Monday
NeoPhotonics Corp NPTN shares fell 21.5 percent to $9.80 in pre-market trading. NeoPhotonics issued a weak outlook for the fourth quarter and reported a deal to sell its Low Speed transceiver unit to APAT Optoelectronics for $26.4 million.
TD Ameritrade Holding Corp. AMTD fell 7.8 percent to $40.44 in pre-market trading after dropping 0.20 percent on Monday.
Cempra Inc CEMP shares fell 7.6 percent to $6.65 in pre-market trading. SunTrust Robinson Humphrey downgraded Cempra from Buy to Sell and lowered the price target from $18.00 to $5.00.
Sibanye Gold Ltd (ADR) SBGL fell 6.9 percent to $6.24 in pre-market trading after gaining 1.36 percent on Monday.
Resolute Energy Corp REN shares fell 5.3 percent to $38.81 in pre-market trading. Resolute Energy priced its 3.8 million share offering at $38.00 per share.
Worthington Industries, Inc. WOR fell 5 percent to $52.99 in pre-market trading after the company reported weaker-than-expected earnings for its fiscal second quarter on Monday.
Brainstorm Cell Therapeutics Inc BCLI fell 3.8 percent to $2.77 in pre-market trading after rising 7.87 percent on Monday.
General Mills, Inc. GIS shares fell 3.1 percent to $61.10 in pre-market trading after the company posted weaker-than-expected results for its second quarter on Tuesday.