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BIOGEN INC
BIOGEN INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q4)
Portfolio Summary: 8 Institutional holders with a total value of $270,686,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Allianz Asset Management GmbH 602,700 170,914,000 63.14% Put
2 JPMORGAN CHASE & CO 179,650 50,945,000 18.82% Put
3 Hudson Bay Capital Management LP 115,500 32,753,000 12.10% Put
4 GROUP ONE TRADING LLC 33,900 9,613,000 3.55% Put
5 SABBY MANAGEMENT, LLC 100 2,836,000 1.05% Put
6 SIMPLEX TRADING, LLC 1,115 1,511,000 0.56% Put
7 SG Americas Securities, LLC 187,800 1,263,000 0.47% Put
8 Timber Hill LLC 3,000 851,000 0.31% 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.