Citi Downgrades Schlumberger - TheStreet

Schlumberger (SLB) - Get Report and five other oil drillers got downgraded on valuation concerns Wednesday at Citi.

The bank cut its rating to hold from buy on Schlumberger,

Cameron

(CAM)

,

Dresser-Rand

(DRC)

,

FMC

(FTI) - Get Report

,

National Oilwell

(NOV) - Get Report

and

Smith International

( SII). Citi cited recent stock-price gains in the group and predicted that growth was starting to slow.

Citi maintained buy ratings on

Halliburton

(HAL) - Get Report

, its top pick, and five others.