Top Analyst Actions: SSL, FET, VIPS, CHK, MRO

Sasol (NYSE: SSL) BofA/Merrill raises rating to buy from neutral

Forum Energy Tech. (NYSE: FET) CapitalOne raises to overweight from equal-weight

Vipshop (NYSE: VIPS) BofA/Merrill raises rating to buy from neutral

Chesapeake Energy (NYSE: CHK) CapitalOne raises to equal-weight from underweight

Marathon Oil (NYSE: MRO) BofA/Merrill raises rating to buy from neutral

Bristow Group (NYSE: BRS) CapitalOne lowers to equal-weight from overweight

Luxoft Holding (NYSE: LXFT) UBS lowers to neutral from buy, price target to $53.00 from $63.00

Performance Sports (NYSE: PSG) DA Davidson lowers to neutral from buy, price target to $2.00 from $4.00

Nissan Motor (OTC: NSANY) JP Morgan lowers to neutral from overweight

Alarm.com (NASDAQ: ALRM) Raymond James lowers to market perform from outperform

Continental Resources (NYSE: CLR) Wells Fargo initiates coverage at outperform

Patheon N.V. (NYSE: PTHN) Credit Suisse starts at neutral with $30.00 price target

GrubHub (NYSE: GRUB) Jefferies starts at hold

TPI Composites (NASDAQ: TPIC) Morgan Stanley starts at overweight with $21.00 price target; JP Morgan starts at overweight with $22.00 price target

BMC Stock Holdings (NASDAQ: BMCH) FBR Capital raises price target to $23.00 from $22.00 with outperform rating

EMCOR Group (NYSE: EME) FBR Capital raises to $62.00 from $52.00 with market perform rating

Fabrinet (NYSE: FN) Needham raises to $54.00 from $48.00 with buy rating; Pipe Jaffray raises to $50.00 from $44.00 with overweight rating

Vertex Pharma (NASDAQ: VRTX) Stifel lowers to $105.00 from $108.00 with buy rating