Shares of

Sina

were under pressure after the company said first-quarter earnings fell to $10.3 million, or 18 cents a share, from $16 million, or 28 cents a share, last year. Sales rose 11% from last year to $46 million. Analysts had been forecasting earnings of 19 cents a share on revenue of $46.2 million. The shares lost 6.2% to $26.55 Friday.

Starbucks

(SBUX) - Get Report

announced it will increase its share repurchase program by 10 million shares. The authorization, which doesn't guarantee any shares will be bought back, is in addition to the 5.7 million shares outstanding under an existing program. The stock was up 15 cents, or 0.29%, to $52.39 in after-hours trading.

McKesson Corp.

TST Recommends

(MCK) - Get Report

said it earned $259 million, or 85 cents a share, for the fourth quarter ended March 31, versus $214 million, or 73 cents a share, a year ago. Revenue was $20.6 billion for the quarter. Analysts expected earnings of 73 cents a share, according to Thomson First Call. For 2006, the company said it expects earnings of $2.25 to 2.40 a share, versus Wall Street's forecast of $2.30 a share. The stock was unchanged at $37.80.

Click Commerce

(CKCM)

said its first-quarter profit roughly tripled to $2.6 million, or 23 cents a share, from a year ago.Revenue for the quarter was $10.9 million. The company highlighted that in the first quarter it secured new contracts, renewals and/or upgrades from 113 companies. The stock was up $3.09, or 27.27%, to $14.42 in after-hours trading.

Jamdat Mobile

(JMDT)

said it earned $2.7 million, or 13 cents a share, for the first quarter ended March 31, compared with $738,000, or 17 cents a share, a year ago. Revenue for the quarter was $15.1 million. Adjusted earnings were $3.6 million, or 17 cents a share. Analysts expected earnings of 13 cents a share on revenue of $15 million. The stock was up $1.82, or 10.39%, to $19.33 in after-hours trading.