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SEATTLE GENETICS INC
SEATTLE GENETICS INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 3 Institutional holders with a total value of $18,834,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 3,711 16,907,000 89.77% Call
2 GROUP ONE TRADING LLC 29,200 1,330,000 7.06% Call
3 CITADEL ADVISORS LLC 13,100 597,000 3.17% Call

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.