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

Institutional Holders (2015Q4)
Portfolio Summary: 4 Institutional holders with a total value of $11,038,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 5,878 6,342,000 57.46% Call
2 GROUP ONE TRADING LLC 408,900 4,412,000 39.97% Call
3 CITADEL ADVISORS LLC 24,100 260,000 2.36% Call
4 SIMPLEX TRADING, LLC 202 24,000 0.22% 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.