Dark
Light
System
Security
ACHILLION PHARMACEUTICALS INC
ACHILLION PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 4 Institutional holders with a total value of $7,094,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 6,916 4,779,000 67.37% Call
2 GROUP ONE TRADING LLC 294,900 2,038,000 28.73% Call
3 CITADEL ADVISORS LLC 27,600 191,000 2.69% Call
4 SIMPLEX TRADING, LLC 414 86,000 1.21% 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.