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

Institutional Holders (2014Q4)
Portfolio Summary: 4 Institutional holders with a total value of $3,134,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 48,900 1,571,000 50.13% Put
2 GROUP ONE TRADING LLC 29,000 932,000 29.74% Put
3 SABBY MANAGEMENT, LLC 176 565,000 18.03% Put
4 SIMPLEX TRADING, LLC 93 66,000 2.11% Put

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.