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ULTRA PETROLEUM CORP
ULTRA PETROLEUM CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 6 Institutional holders with a total value of $8,994,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 227,500 3,556,000 39.54% Call
2 CITADEL ADVISORS LLC 199,700 3,121,000 34.70% Call
3 Hudson Bay Capital Management LP 100,000 1,563,000 17.38% Call
4 Timber Hill LLC 34,500 539,000 5.99% Call
5 SG Americas Securities, LLC 157,800 158,000 1.76% Call
6 SIMPLEX TRADING, LLC 76 57,000 0.63% 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.