Analysts' Actions: ARNA, F, BRCM, QCOM

NEW YORK ( TheStreet) -- CHANGE IN RATINGS

Actuant ( ATU) downgraded at Citigroup to Neutral from Buy, Citigroup said. $29 price target. More balanced risk/reward outlook.

Broadcom ( BRCM) rated new Buy at Cantor. $40 price target. Infrastructure business trends remain strong and the NetLogic purchase should boost growth.

Dolby ( DLB) rated new Sell at Goldman. $39 price target. Company faces multiple growth headwinds.

Ford Motor ( F) rated new Hold at Stifel. Company had been losing market share but is now better positioned for the next major product cycle.

First Niagara ( FNFG) upgraded at BofA/Merrill from Neutral to Buy, Bank of America/Merrill Lynch said. $9 price target. Stock appears oversold and sports a 4% dividend yield.

Gartner ( IT) rated new Market Perform at Wells. IT was initiated with a Market Perform rating, Wells Fargo said. Company is leveraged to near-term IT spending concerns.

LKQ ( LKQ) downgraded at Baird from Outperform to Neutral, Robert Baird said. Valuation call, based on a $37 price target.

McGraw-Hill ( MHP) upgraded at Benchmark from Hold to Buy, Benchmark said. $53 price target. Company has strong growth prospects in finance and can unlock value by separating the education business.

Microsemi ( MSCC) upgraded at Wells from Market Perform to Outperform, Wells Fargo said. Valuation call, following the recent pullback.

Qualcomm ( QCOM) rated new Buy at Cantor Fitzgerald. $66 price target. Long-term trends remain positive for wireless devices.

Riverbed ( RVBD) rated new Strong Buy at Needham. $25 price target. Stock looks oversold at current levels.

Spectra Energy ( SE) upgraded at UBS to Buy from Neutral, UBS said. $31 price target. Prices already reflect NGL weakness.

Veeco Instruments ( VECO) rated new Equal-weight at Piper. Overall market outlook remains uncertain.

Western Gas Partners ( WES) upgraded at UBS to Buy from Neutral, UBS said. $48 price target. Continue to expect strong distribution growth.

Xylem ( XYL) downgraded at Goldman to Sell, Goldman Sachs said. $24 price target. Company is leveraged to softer European and municipal water markets.

STOCK COMMENTS / EPS CHANGES

Arena Pharmaceuticals ( ARNA) numbers increased at BMO. ARNA estimates were raised through 2013, BMO Capital said. Company received better labeling in its FDA approval. Market Perform rating and new $12 price target.

Arena Pharmaceuticals target raised at Jefferies. Shares of ARNA now seen reaching $20, Jefferies said. FDA approves Lorcaserin. Buy rating.

Monsanto ( MON) numbers raised at Citigroup. Shares of MON now seen reaching $93, Citigroup said. Estimates also increased on higher corn acres.

Progress Software ( PRGS) target lowered at Jefferies. Shares of PRGS now seen reaching $25, Jefferies said. Transitional uncertainties. Hold rating.

Radware ( RDWR) numbers raised at Oppenheimer. Shares of RDWR now seen reaching $45, Oppenheimer said. Estimates also raised on upside in September. Outperform rating.

Riverbed ( RVBD) estimates, target reduced at JMP. RVBD estimates were cut through 2013, JMP Securities said. Company is facing a challenging environment and likely seeing higher turnover in its salesforce. Outperform rating and new $21 price target.

Warnaco ( WRC) estimates, target cut at Credit Suisse. Shares of WRC now seen reaching $48, according to Credit Suisse. Estimates also reduced, given the company's exposure to Southern Europe. Neutral rating.

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This article was written by a staff member of TheStreet.