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WEIDONG YIN
- As of  04/30/25, 05:53:50 PM:   4 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
B 2017-06-27 08:33:49.0 SINOVAC BIOTECH LTD n/a 10.73% view
S 2016-02-05 21:41:19.0 SINOVAC BIOTECH LTD n/a 10.6% view
S 2008-02-06 18:20:45.0 SINOVAC BIOTECH LTD NTFSF 14.91% view
B 2003-11-04 00:00:00.0 NET FORCE SYSTEMS INC NTFSF 24.2% 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.