SpiderRock Trading LLC - ULTRA PETROLEUM CORP ownership

ULTRA PETROLEUM CORP's ticker is and the CUSIP is 90391410. A total of 1 filers reported holding ULTRA PETROLEUM CORP in Q2 2014. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
SpiderRock Trading LLC ownership history of ULTRA PETROLEUM CORP
ValueSharesWeighting
Q1 2014$5,0001,005
+905.0%
0.02%
Q3 2013$0
-100.0%
100
-95.8%
0.00%
-100.0%
Q2 2013$2,0002,4000.02%
Other shareholders
ULTRA PETROLEUM CORP shareholders Q2 2014
NameSharesValueWeighting ↓
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 1,237,889$25,463,0000.16%
Mizuho Trust & Banking Co., Ltd. 213,230$4,226,0000.02%
SpiderRock Trading LLC 100$00.00%
View complete list of ULTRA PETROLEUM CORP shareholders