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

Institutional Holders (2015Q1)
Portfolio Summary: 3 Institutional holders with a total value of $2,945,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 49,600 1,753,000 59.52% Put
2 GROUP ONE TRADING LLC 32,500 1,149,000 39.02% Put
3 SIMPLEX TRADING, LLC 53 43,000 1.46% 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.