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ALEXION PHARMACEUTICALS INC
ALEXION PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q4)
Portfolio Summary: 6 Institutional holders with a total value of $84,271,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Allianz Asset Management GmbH 389,900 47,704,000 56.61% Put
2 JPMORGAN CHASE & CO 200,000 24,470,000 29.04% Put
3 GROUP ONE TRADING LLC 80,500 9,849,000 11.69% Put
4 SG Americas Securities, LLC 49,500 1,242,000 1.47% Put
5 Timber Hill LLC 5,000 612,000 0.73% Put
6 SIMPLEX TRADING, LLC 720 394,000 0.47% 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.