Dark
Light
System
Security
ENSCO PLC
ENSCO PLC. Institutional holdings reported to the SEC.

Institutional Holders (2017Q1)
Portfolio Summary: 4 Institutional holders with a total value of $1,697,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 76,800 687,000 40.48% Call
2 VERTEX ONE ASSET MANAGEMENT INC. 2,750 619,000 36.48%
3 Timber Hill LLC 41,800 374,000 22.04% Call
4 SIMPLEX TRADING, LLC 409 17,000 1.00% 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.