Thomas J. Herzfeld Advisors, Inc. - SEATTLE GENETICS INC ownership

SEATTLE GENETICS INC's ticker is SGENXXXX and the CUSIP is 812578102. A total of 18 filers reported holding SEATTLE GENETICS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.6%.

Quarter-by-quarter ownership
Thomas J. Herzfeld Advisors, Inc. ownership history of SEATTLE GENETICS INC
ValueSharesWeighting
Q3 2020$3,0000.0%180.0%0.00%
+100.0%
Q2 2020$3,000180.00%
Other shareholders
SEATTLE GENETICS INC shareholders Q4 2020
NameSharesValueWeighting ↓
Baker Brothers Advisors 50,060,240$5,775,950,00035.57%
Lagoda Investment Management, L.P. 72,969$8,419,0009.97%
Avidity Partners Management LP 580,000$66,920,0009.25%
Arabesque Asset Management Ltd 14,807$1,708,0003.53%
Boxer Capital, LLC 400,000$46,152,0003.15%
Woodline Partners LP 364,333$42,037,0003.00%
INTERNATIONAL BIOTECHNOLOGY TRUST PLC 56,900$6,557,0002.99%
SECTORAL ASSET MANAGEMENT INC 107,000$12,346,0002.37%
Capital International, Inc./CA/ 1,197,659$138,186,0002.33%
Bain Capital Public Equity Management II, LLC 169,641$19,573,0002.29%
View complete list of SEATTLE GENETICS INC shareholders