Insider Stock Trading History of Tsiang Benjamin S


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Tsiang Benjamin S since year 2005. The trader's CIK number is 1269705. At the time of this reporting, Tsiang Benjamin S is the EVP of Product Devel of Sina Corp . (stock ticker symbol SINA). See this page for all insider trading activities at Sina Corp .


Stock purchases, sales, and option exercises reported by insider Tsiang Benjamin S since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2006-09-11 SINA Sina Corp Sale 31,250 26.40 825,000
2006-09-11 SINA Sina Corp Option Ex 31,250 8.68 271,093
2006-09-11 SINA Sina Corp Sale 31,250 26.40 825,000
2006-09-11 SINA Sina Corp Option Ex 31,250 8.68 271,093
2006-05-31 SINA Sina Corp Sale 100,000 24.87 2,487,000

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Tsiang Benjamin S (EVP of Product Devel of Sina Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.