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

Institutional Holders (2014Q3)
Portfolio Summary: 6 Institutional holders with a total value of $189,231,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 9,592 107,728,000 56.93% Put
2 GROUP ONE TRADING LLC 432,900 48,619,000 25.69% Put
3 PEAK6 Group LLC 168,000 18,868,000 9.97% Put
4 CITADEL ADVISORS LLC 100,900 11,332,000 5.99% Put
5 Timber Hill LLC 19,800 2,224,000 1.18% Put
6 Virtu KCG Holdings LLC 4,100 460,000 0.24% 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.