NEW YORK ( TheStreet) -- CHANGE IN RATINGS Concho ( CXO) was initiated with a hold rating at Canaccord Genuity. Valuation call, based on a $100 price target, Canaccord Genuity said. First Horizon ( FHN) was downgraded at Wunderlich to hold from buy. $11 price target. Company is facing headwinds in spread-based banking and fixed-income sales, Wunderlich said. Fusion-io ( FIO) was upgraded at Piper Jaffray to overweight. $17 price target. PCIe flash market is rapidly expanding, Piper Jaffray said. Legg Mason ( LM) was downgraded to hold at TheStreet Ratings. Masco ( MAS) was upgraded at Oppenheimer to outperform from perform. $25 price target. Company should continue to benefit from a stronger domestic housing market, Oppenheimer said. MPC) was downgraded at Credit Suisse to neutral from outperform. Refining capture remains low, Credit Suisse said. Marvell Technology ( MRVL) was upgraded to overweight from neutral at J.P. Morgan. $16 price target. Improved execution and expanding revenue/earnings growth profile, J.P. Morgan said. National Oilwell Varco ( NOV) was upgraded at Credit Suisse to outperform from neutral. $90 price target. Increased confidence in the company's orders and rig technology margins, Credit Suisse said. Sprouts Farmers Market ( SFM) was initiated with a neutral rating and $39 price target at UBS. SFM is well-positioned as a low-priced organic grocer, UBS said. Sprouts was initiated with a neutral rating at Goldman Sachs. Valuation call, based on a $33 price target. TCP) was downgraded to hold at TheStreet Ratings.