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

Institutional Holders (2015Q3)
Portfolio Summary: 4 Institutional holders with a total value of $599,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 84,800 516,000 86.14% Put
2 CITADEL ADVISORS LLC 12,900 79,000 13.19% Put
3 SIMPLEX TRADING, LLC 15 3,000 0.50% Put
4 LUPO SECURITIES, LLC 90 1,000 0.17% 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.