Cliffs Natural Resources Inc. (NYSE: CLF) shares gained 5.8%, to $92.55, on volume of 3.4 million shares, nosing out its daily average of 3.2 million. CLF is enjoying a rally among metals-mining stocks after data showed a jump in Chinese imports of iron ore, copper and other industrial commodities.

Intel Corporation (Nasdaq: INTC) dealt in 37.2 million shares Monday, trailing a daily average of 54.5 million. Prices for the chip-maker drifted lower 0.8% to $21.59, after announcing an investment in half a dozen mobile technology companies.

Sutor Technology Group Ltd. (Nasdaq: SUTR) toppled in price by 11% Monday to $1.94. Volume for SUTR was 497,116 shortly before the close, or nearly five times its average, after announcing quarterly revenues of $99.4 million, compared to $115.2 million for the same period last year, or 13.7% lower.