FORTALEZA ASSET MANAGEMENT INC/ - SEATTLE GENETICS INC ownership

SEATTLE GENETICS INC's ticker is SGENXXXX and the CUSIP is 812578102. A total of 198 filers reported holding SEATTLE GENETICS INC in Q3 2013. The put-call ratio across all filers is 2.26 and the average weighting 0.2%.

Quarter-by-quarter ownership
FORTALEZA ASSET MANAGEMENT INC/ ownership history of SEATTLE GENETICS INC
ValueSharesWeighting
Q4 2016$4,000
-99.9%
700.0%0.01%
+60.0%
Q3 2016$3,780,000
+1056.0%
70
-99.3%
0.01%
-97.4%
Q2 2013$327,00010,4100.19%
Other shareholders
SEATTLE GENETICS INC shareholders Q3 2013
NameSharesValueWeighting ↓
Baker Brothers Advisors 28,876,712$1,020,792,0008.49%
Lagoda Investment Management, L.P. 617,204$21,818,0005.84%
Redmile Group, LLC 1,052,666$37,212,0003.34%
Opus Point Partners Management, LLC 111,050$3,926,0003.29%
SOUND ENERGY PARTNERS, INC. 10,000$354,0002.33%
EMORY UNIVERSITY 29,535$1,044,0001.97%
SECTORAL ASSET MANAGEMENT INC 1,260,275$44,551,0001.69%
CORRADO ADVISORS, LLC 104,175$3,683,0001.59%
WASATCH ADVISORS LP 3,462,749$122,408,0001.27%
Baillie Gifford 15,253,520$539,213,0001.02%
View complete list of SEATTLE GENETICS INC shareholders