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

Institutional Holders (2014Q4)
Portfolio Summary: 5 Institutional holders with a total value of $69,267,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 3,881 46,106,000 66.56% Call
2 CITADEL ADVISORS LLC 106,100 12,605,000 18.20% Call
3 GROUP ONE TRADING LLC 75,000 8,910,000 12.86% Call
4 SIMPLEX TRADING, LLC 316 1,301,000 1.88% Call
5 Virtu KCG Holdings LLC 2,900 345,000 0.50% 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.