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

Institutional Holders (2014Q1)
Portfolio Summary: 4 Institutional holders with a total value of $96,869,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 1,299 39,006,000 40.27% Put
2 CITADEL ADVISORS LLC 129,200 38,796,000 40.05% Put
3 Timber Hill LLC 47,500 14,263,000 14.72% Put
4 Virtu KCG Holdings LLC 16,000 4,804,000 4.96% 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.