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CHANG TSE WEN
- As of  05/19/24, 07:00:44 PM:   7 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
S 2007-02-14 12:35:18.0 TANOX INC tnox 13.71% view
S 2006-02-14 00:00:00.0 TANOX INC tnox 14.06% view
S 2005-02-14 00:00:00.0 TANOX INC tnox 14.87% view
S 2004-02-17 00:00:00.0 TANOX INC tnox 14.98% view
B 91.31% 2003-02-14 00:00:00.0 TANOX INC tnox 15.07% view
S 2002-02-07 00:00:00.0 TANOX INC tnox 14.85% view
B -60.13% 2001-02-14 00:00:00.0 TANOX INC tnox 15.05% view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.
** Since most institutions are long investors, only returns for long transactions are shown here.