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BIRCK MICHAEL J
- As of  04/28/24, 10:19:23 AM:   7 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
S 2013-02-14 16:44:56.0 TELLABS INC TLAB 7.81% view
S 2012-02-13 15:26:58.0 TELLABS INC TLAB 7.86% view
S 2011-02-14 18:55:15.0 TELLABS INC TLAB 7.97% view
B -17.21% 2010-02-16 12:47:28.0 TELLABS INC TLAB 8.27% view
B 2008-02-14 17:25:39.0 TELLABS INC TLAB 8.06% view
S 2007-02-14 17:33:16.0 TELLABS INC TLAB 7.92% view
B -24.28% 2006-02-13 00:00:00.0 TELLABS INC TLAB 8.16% 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.