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CEMPRA INC
CEMPRA INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 4 Institutional holders with a total value of $3,053,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 80,300 1,407,000 46.09% Put
2 SABBY MANAGEMENT, LLC 672 1,177,000 38.55% Put
3 SIMPLEX TRADING, LLC 367 262,000 8.58% Put
4 CITADEL ADVISORS LLC 11,800 207,000 6.78% 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.