SEATTLE GENETICS INC filings

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SEC filings by SEATTLE GENETICS INC (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13G/A2013-02-12CAPITAL GROUP INTERNATIONAL INCSEATTLE GENETICS INC /WA9,388,8217.9%EDGAR
SC 13G2013-01-30BlackRock Inc.SEATTLE GENETICS INC /WA8,793,7097.4%EDGAR
SC 13G/A2012-11-13WELLINGTON MANAGEMENT CO LLPSEATTLE GENETICS INC /WA6,617,7725.6%EDGAR
SC 13D/A2012-06-15BAKER JULIANSEATTLE GENETICS INC /WA19,322,94716.5%EDGAR
SC 13D/A2012-04-23BAKER JULIANSEATTLE GENETICS INC /WA21,409,96318.4%EDGAR
SC 13G/A2012-02-14FMR LLCSEATTLE GENETICS INC /WA15,700,71013.7%EDGAR
SC 13G/A2012-02-14WELLINGTON MANAGEMENT CO LLPSEATTLE GENETICS INC /WA12,586,65610.9%EDGAR
SC 13G/A2012-02-13PRIMECAP MANAGEMENT CO/CA/SEATTLE GENETICS INC /WA10,005,2008.7%EDGAR
SC 13G/A2012-02-10COLUMBIA WANGER ASSET MANAGEMENT LLCSEATTLE GENETICS INC /WA7,928,0006.8%EDGAR
SC 13G/A2012-02-02CAPITAL GROUP INTERNATIONAL INCSEATTLE GENETICS INC /WA12,142,47510.6%EDGAR
SC 13G2011-08-10CAPITAL GROUP INTERNATIONAL INCSEATTLE GENETICS INC /WA12,519,80511.0%EDGAR
SC 13G/A2011-05-10WELLINGTON MANAGEMENT CO LLPSEATTLE GENETICS INC /WA11,660,43810.3%EDGAR
SC 13G/A2011-02-14FMR LLCSEATTLE GENETICS INC /WA15,207,68915.0%EDGAR
SC 13G/A2011-02-14WELLINGTON MANAGEMENT CO LLPSEATTLE GENETICS INC /WA8,933,3298.8%EDGAR
SC 13G/A2011-02-14PRIMECAP MANAGEMENT CO/CA/SEATTLE GENETICS INC /WA6,110,6006.0%EDGAR
SC 13G/A2011-02-11COLUMBIA WANGER ASSET MANAGEMENT LLCSEATTLE GENETICS INC /WA5,531,8005.4%EDGAR
SC 13G/A2011-02-10OPPENHEIMER FUNDS INCSEATTLE GENETICS INC /WA2,4000.0%EDGAR
SC 13G2010-12-09PRIMECAP MANAGEMENT CO/CA/SEATTLE GENETICS INC /WA5,563,3005.5%EDGAR
SC 13G/A2010-09-10WELLINGTON MANAGEMENT CO LLPSEATTLE GENETICS INC /WA10,169,68110.0%EDGAR
SC 13D/A2010-06-09BAKER JULIANSEATTLE GENETICS INC /WA18,295,64218.0%EDGAR
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