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Ultra Petroleum Corp (UPL) Ownership Data

Short Interest History (%)

This is the historical short interest of Ultra Petroleum Corp, as measured by the Short Percentage Of Float.

Date Short Interest
July 15, 201521.74
June 30, 201519.42
June 15, 201520.11
May 29, 201521.14
May 15, 201521.08
April 30, 201521.78
April 15, 201521.38
March 31, 201521.03
March 13, 201518.57
February 27, 201520.41
February 13, 201519.98
January 30, 201520.77
January 15, 201520.13
December 31, 201420.23
December 15, 201420.08
November 28, 201418.36
November 14, 201418.33
October 31, 201418.78
October 15, 201420.46
September 30, 201420.16
September 15, 201420.96
August 29, 201420.74
August 15, 201419.35
July 31, 201420.18
July 15, 201418.54
June 30, 201417.34
June 13, 201418.61
May 30, 201418.56
May 15, 201419.8
April 30, 201420.61
April 15, 201422.39
March 31, 201423.51
March 14, 201423.47
February 28, 201424.24
February 14, 201423.2
January 31, 201421.98
January 15, 201421.78
December 31, 201321.59
December 13, 201322.45
November 29, 201322.95
November 15, 201323.63
October 31, 201324.36
October 15, 201323.77
September 30, 201323.44
September 13, 201322.96
August 30, 201324.4
August 15, 201324.5
July 31, 201323.46
July 15, 201322.8
June 28, 201322
June 14, 201321.82
May 31, 201321.6
May 15, 201321.7
April 30, 201319.21
April 15, 201319.54
March 28, 201317.96
March 15, 201316.4
February 28, 201314.18
February 15, 201315.25
January 31, 201314.94
January 15, 201314.63
December 31, 201214.04
December 14, 201213.51
November 30, 201213.93
November 15, 201214.2
October 31, 201214.44
October 15, 201215.25
September 28, 201214.24
September 14, 201215.39
August 31, 201214.97
August 15, 201213.81
July 31, 201213.48
July 13, 201213.37
June 29, 201212.54
June 15, 201213.66
May 31, 201213.36
May 15, 201213.2
April 30, 201210.24
April 13, 20129
March 30, 20129.67
March 15, 20128.94
February 29, 20128.55
February 15, 20128.9
January 31, 20127.21
January 13, 20126.58
December 30, 20116.05
December 15, 20116.81
November 30, 20116.26
November 15, 20116.93
October 31, 20116.12
October 14, 20115.22
September 30, 20115.43
September 15, 20114.99
August 31, 20114.81
August 15, 20117.63
July 29, 20118.76
July 15, 20118.49
June 30, 20118.56
June 15, 20119.04
May 31, 20119.12
May 13, 20119.77
April 29, 20119.53
April 15, 201110.84
March 31, 20119.27
March 15, 20118.3
February 28, 20119.43
February 15, 20119.67
January 31, 20118.49
January 14, 20118.69
December 31, 20109.4
December 15, 20109.74
November 30, 20109.73
November 15, 20109.46
October 29, 20109.37
October 15, 20109.19
September 30, 20108.39
September 15, 20107.69
August 31, 20108.28
August 13, 20107.86
July 30, 20106.51
July 15, 20106.65
June 30, 20106.33
June 15, 20105.6
May 28, 20105.47
May 14, 20105.68
April 30, 20104.85
April 15, 20105.11
March 31, 20104.69
March 15, 20103.8
February 26, 20103.09
February 12, 20102.97
January 29, 20103.43
January 15, 20103.05
December 31, 20093.03
December 15, 20092.38
November 30, 20092.39
November 13, 20092.3
October 30, 20091.79
October 15, 20091.83
September 30, 20091.59
September 15, 20092.04
August 31, 20091.76
August 14, 20092.04
July 31, 20092.01
July 15, 20092.8
June 30, 20093.57
June 15, 20093.33
May 29, 20093.79
May 15, 20094.23
April 30, 20095.06
April 15, 20094.46
March 31, 20093.65
March 13, 20092.98
February 27, 20093.15
February 13, 20093.41
January 30, 20092.48
January 15, 20092.57
December 31, 20082.16
December 15, 20082.1
November 28, 20082.32
November 14, 20082.48
October 31, 20082.79
October 15, 20082.79
September 30, 20082.49
September 15, 20083.9
August 29, 20083.08
August 15, 20082.38
July 31, 20082.23
July 15, 20082.21
June 30, 20082.33
June 13, 20082.87
May 30, 20082.57
May 15, 20082.46
April 30, 20083.4
April 15, 20082.38
March 31, 20082.17
March 14, 20082.48
February 29, 20083.21
February 15, 20082.93
January 31, 20081.99
January 15, 20082.27
December 31, 20072.25
December 11, 20072.38
November 27, 20072.56
November 9, 20072.12
October 26, 20072.01
October 10, 20072.35
September 25, 20072.21
September 11, 20072.19
August 10, 20072.08
July 10, 20072.42
June 12, 20072.42
May 10, 20073.02
April 10, 20073.32
March 12, 20073.86
February 12, 20073.68
January 9, 20073.36
December 12, 20062.53
November 10, 20062.76
October 10, 20062.74
September 12, 20061.87
August 10, 20061.65
July 11, 20061.67
June 12, 20061.77
May 10, 20061.31
April 10, 20061.63
March 10, 20061.63
February 10, 20061.19
January 10, 20061.13
December 12, 20051.18
November 10, 20051.45
October 11, 20051.45
September 12, 20051.57
August 10, 20051.98
July 12, 20051.99
June 10, 20051.96
May 10, 20051.15
April 12, 20050.54
March 10, 20051.09
February 10, 20050.95
January 11, 20050.81
December 10, 20040.72
November 10, 20040.72
October 12, 20040.69
September 10, 20041.04
August 10, 20041.02
July 12, 20040.95
June 9, 20041.37
May 11, 20041.15
April 12, 20041.44
March 10, 20041.09
February 10, 20041.25
January 12, 20041.49
December 10, 20031.4
November 11, 20031.92
October 10, 20031.59
September 10, 20031.96
August 12, 20031.83
July 10, 20032.21
June 10, 20032.67
May 12, 20032.3
April 10, 20031.65
March 11, 20031.5
February 11, 20031.76
January 10, 20031.33
December 10, 20021.07
November 12, 20020.91
October 10, 20020.87
September 10, 20020.56
August 12, 20020.53
July 10, 20020.32
June 11, 20020.23
May 10, 20020.16
April 10, 20020.12
March 12, 20020.12
February 12, 20020.43
January 10, 20020.41
December 11, 20010.43
November 12, 20010.41
October 10, 20010.36
September 5, 20010.37
August 10, 20010.38
July 10, 20010.39
June 12, 20010.39
May 10, 20010.1
April 9, 20010.1
March 12, 20010.04

Institutional Ownership History (%)

This the Institutional Ownership History of Ultra Petroleum CorpPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
June 30, 201599
March 31, 201597
September 30, 201499
June 30, 201492
March 31, 2014100
December 31, 201395
June 30, 201399
March 31, 201391
December 31, 201292
September 30, 201292
June 30, 201284
March 31, 201282
December 31, 201187
September 30, 201184
June 30, 201190
March 31, 201188
December 31, 201085
September 30, 201082
June 30, 201078
March 31, 201079
December 31, 200998
September 30, 200975
June 30, 200976
December 31, 200875
September 30, 200872
June 30, 200873
March 31, 200872
December 31, 200770
September 30, 200769
June 30, 200764
March 31, 200767
December 31, 200661
September 30, 200656
June 30, 200653
March 31, 200654
December 31, 200552
September 30, 200550
June 30, 200548
March 31, 200546
December 31, 200446
September 30, 200447
June 30, 200448
March 31, 200450
December 31, 200354
September 30, 200362
June 30, 200356
March 31, 200356
December 31, 200253
September 30, 200254
June 30, 200250
March 31, 200243
December 31, 200129
September 30, 200123
June 30, 200118
March 31, 200112
December 31, 20006

Insider ownership (%)

This is the historical insider ownership of Ultra Petroleum Corp. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.

Date Insider Ownership
April 30, 20155
March 31, 20155
February 28, 20155
January 31, 20155
December 31, 20145
November 30, 20145
October 31, 20145
September 30, 20145
August 31, 20145
July 31, 20145
June 30, 20145
May 31, 20145
March 31, 20145
February 28, 20145
January 31, 20145
December 31, 20135
November 30, 20135
October 31, 20135
September 30, 20135
August 31, 20135
July 31, 20135
June 30, 20135
May 31, 20135
April 30, 20135
March 31, 20135
January 31, 20134
November 30, 20124
October 31, 20124
September 30, 20124
August 31, 20124
July 31, 20124
June 30, 20124
May 31, 20124
April 30, 20124
March 31, 20124
February 29, 20124
January 31, 20124
December 31, 20114
November 30, 20114
October 31, 20114
September 30, 20114
August 31, 20114
July 31, 20114
June 30, 20114
May 31, 20114
April 30, 20114
March 31, 20114
February 28, 20114
January 31, 20114
December 31, 20104
November 30, 20104
October 31, 20104
September 30, 20104
August 31, 20104
July 31, 20104
June 30, 20104
May 31, 20104
April 30, 20104
March 31, 20104
February 28, 20104
January 31, 20104
December 31, 20094
November 30, 20094
October 31, 20094
September 30, 20094
August 31, 20094
July 31, 20094
June 30, 20094
May 31, 20094
April 30, 20094
March 31, 20094
February 28, 20094
January 31, 20094
December 31, 20084
November 30, 20083
October 31, 20083
September 30, 20083
August 31, 20083
July 31, 20083
June 30, 20083
May 31, 20083
April 30, 20083
March 31, 20083
February 29, 20083
January 31, 20083
December 31, 20073
November 30, 20073
October 31, 20073
September 30, 20074
August 31, 20074
July 31, 20074
June 30, 20074
May 31, 20074
April 30, 20074
March 31, 20074
February 28, 20074
January 31, 20074
December 31, 20064
November 30, 20064
October 31, 20064
September 30, 20064
June 30, 20065
May 31, 20065
April 30, 20065
March 31, 20065
February 28, 20065
January 31, 20065
December 31, 20055
November 30, 20055
October 31, 20055
September 30, 20055
August 31, 20055
July 31, 20055
June 30, 20055
May 31, 20055
April 30, 20055
March 31, 20055
February 28, 20055
January 31, 20054
December 31, 20044
November 30, 20044
October 31, 20044
September 30, 20044
August 31, 20044
July 31, 20044
June 30, 20044
May 31, 20044
April 30, 20044
March 31, 20044
February 29, 20044

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Michael D. WatfordCEO and President, Director3,830,9342.5%2015-02-16
Robert E. RigneyDirector1,135,8280.74%2011-05-25
W. Charles HeltonDirector812,6540.53%2015-05-22
James C. RoeDirector400,8760.26%2007-05-29
James E. NielsonDirector342,6070.22%2006-04-06
George Michael PattersonVice President International286,0000.19%2006-12-31
William R. PicquetN/A105,465less than 0.1%2014-02-17
Stephen Richard KnellerRetired68,545less than 0.1%2008-06-23
Stephen J. McdanielN/A50,149less than 0.1%2015-05-22
Mr. Roger A. BrownN/A50,100less than 0.1%2015-05-22

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
Davis Selected Advisers Premium20,231,8362015-03-3113.211.08316,224
Baillie Gifford & Co Limited.   Premium Plus17,097,0512015-06-3011.160.38214,056
Davis New York Venture Fund10,505,9782015-04-306.861.02178,917
CI Investments Inc.   Premium Plus9,863,5002015-03-316.441.62154,167
Vanguard Group, Inc.   Premium Plus9,507,8282015-03-316.210.01148,608
Harris Associates L.P.   Premium Plus8,068,3002015-03-315.270.20126,108
Invesco Canada Fund Inc.   Premium Plus7,675,6332015-03-315.010.93119,970
Harris Assoc. Equity & Income Strategy6,104,5002015-06-303.980.6076,428
Oakmark Equity and Income Fund6,104,5002015-06-303.980.3876,428
CI Harbour5,700,0002015-03-313.723.6989,109

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