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

Institutional Holders (2015Q2)
Portfolio Summary: 3 Institutional holders with a total value of $826,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 56,300 485,000 58.72% Call
2 GROUP ONE TRADING LLC 30,900 266,000 32.20% Call
3 SIMPLEX TRADING, LLC 234 75,000 9.08% Call

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.