 Shares of Sherwin-Williams Co. SHW, 2.27 ran up 4.5 in premarket trading Tuesday, after the paint and coatings company reported third-quarter profit and record sales that comfortably beat expectations, boosted by price increases and improved margins. Net income rose to 685.1 million, or 2.62 a share, from 502.2 million, or 1.88 a share, in the year-ago period. 