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YEN YEO CHEN
- As of  04/30/25, 04:33:00 PM:   6 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
S 2012-02-10 14:41:59.0 NATURALLY ADVANCED TECHNOLOGIES INC n/a 2.3% view
S 2011-02-08 20:39:04.0 NATURALLY ADVANCED TECHNOLOGIES INC n/a 5.7% view
S 2010-02-12 15:51:36.0 NATURALLY ADVANCED TECHNOLOGIES INC n/a 6.0% view
S 2009-02-12 19:00:11.0 NATURALLY ADVANCED TECHNOLOGIES INC n/a 6.49% view
S 2008-02-14 15:45:47.0 NATURALLY ADVANCED TECHNOLOGIES INC n/a 7.82% view
B 2008-01-24 12:53:02.0 NATURALLY ADVANCED TECHNOLOGIES INC n/a 7.89% 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.