Top Analyst Actions: EQR, BAK, WBK, PLOW, HOLI

Equity Residential (NYSE: EQR) BB&T Capital Mkts ups rating to buy from hold

Braskem SA (NYSE: BAK) BofA/Merrill raises to buy from neutral

Westpac Banking (NYSE: WBK) Macquarie raises to outperform from neutral

Douglas Dynamics (NYSE: PLOW) Seaport Global Securities raises to buy from neutral with $24.00 price target

HollySys (NASDAQ: HOLI) Nomura raises to neutral from reduce

Tutor Perini (NYSE: TPC) Standpoint Research lowers to hold from buy

ANI Pharma (NASDAQ: ANIP) Standpoint Research lowers to hold from buy

Flex (NASDAQ: FLEX) Standpoint Research lowers to hold from buy

America's Car-Mart (NASDAQ: CRMT) Sidoti lowers to neutral from buy

Fogo de Chao (NASDAQ: FOGO) Macquarie lowers to neutral from outperform

Lindsay Corp (NYSE: LNN) Seaport Global Securities initiates coverage at neutral with $67.00 price target

Toro (NYSE: TTC) Seaport Global Securities initiates coverage at neutral with $87.00 price target

Weight Watchers (NYSE: WTW) Sidoti starts at buy with $25.00 price target

Callon Petroleum (NYSE: CPE) Credit Suisse starts at outperform with $14.00 price target

La Jolla Pharm (NASDAQ: LJPC) Lake Street starts at buy with $25.00 price target

Twitter (NYSE: TWTR) Monness Crespi & Hardt lowers price target to $18.00 from $22.00 with buy rating

Mirati Therapeutics (NASDAQ: MRTX) Wedbush lowers price target to $29.00 from $41.00 with outperform rating

NetApp (NASDAQ: NTAP) RBC Capital Mkts lowers price target to $26.00 from $29.00 with sector perform rating

Apollo Global Management (NYSE: APO) RBC Capital Mkts raises price target to $18.00 from $15.00 with sector perform rating