Insider Stock Trading History of Weissman William F


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 Weissman William F since year 2005. The trader's CIK number is 1293855. At the time of this reporting, Weissman William F is the CFO, Treasurer and Secretary of Rubicon Technology, Inc. . (stock ticker symbol RBCN). See this page for all insider trading activities at Rubicon Technology, Inc. .


Stock purchases, sales, and option exercises reported by insider Weissman William F since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2011-02-23 RBCN Rubicon Technology, Inc. Buy 2,000 22.49 44,980
2010-06-21 RBCN Rubicon Technology, Inc. Sale 100,000 28.41 2,841,000
2010-06-15 RBCN Rubicon Technology, Inc. Option Ex 134,045 6.97 934,293

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 Weissman William F (CFO, Treasurer and Secretary of Rubicon Technology, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.