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KERYX BIOPHARMACEUTICALS INC
KERYX BIOPHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q2)
Portfolio Summary: 2 Institutional holders with a total value of $3,679,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 212,800 3,273,000 88.96% Put
2 CITADEL ADVISORS LLC 26,400 406,000 11.04% 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.