Afternoon Market Gainers

soared 17.23 percent to $3.84 after the company received a buyout offer from a unit of Tsinghua Holdings Co for $28.50 in cash per ADS.

climbed 11.42 percent to $7.86 showing some resistance at $8.00.

shot up 11.15 percent to $2.80 on no particular news.

traded up 7.53 percent to $4.14

shot up 4.71 percent to $42.47 after the company reported a rise in its first-quarter net earnings.

gained 12.99 percent to $4.85, holding above 20-day SMA, upside has intensified since the price crossed above $4.75.