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Pioneer Energy Services Corp (PES)Ownership Data

Short Interest History (%)

This is the historical short interest of Pioneer Energy Services Corp, as measured by the Short Percentage Of Float.

Date Short Interest
March 31, 20155.76
March 13, 20156.94
February 27, 20157.04
February 13, 20157.1
January 30, 20156.98
January 15, 20156.11
December 31, 20145.83
December 15, 20145.08
November 28, 20145.68
November 14, 20145.1
October 31, 20145.2
October 15, 20145.94
September 30, 20145.07
September 15, 20143.75
August 29, 20143.57
August 15, 20143.65
July 31, 20142.35
July 15, 20142.56
June 30, 20142.63
June 13, 20143
May 30, 20143.16
May 15, 20143.25
April 30, 20142.63
April 15, 20142.52
March 31, 20141.94
March 14, 20141.9
February 28, 20141.75
February 14, 20142.24
January 31, 20141.73
January 15, 20142.14
December 31, 20132.37
December 13, 20132.48
November 29, 20132.39
November 15, 20132.44
October 31, 20132.97
October 15, 20132.66
September 30, 20132.85
September 13, 20132.97
August 30, 20133.08
August 15, 20132.86
July 31, 20132.99
July 15, 20132.81
June 28, 20132.77
June 14, 20132.76
May 31, 20132.66
May 15, 20133.37
April 30, 20133.93
April 15, 20133.36
March 28, 20133.18
March 15, 20132.98
February 28, 20132.86
February 15, 20133.15
January 31, 20133.29
January 15, 20133.68
December 31, 20124.35
December 14, 20125.12
November 30, 20125.18
November 15, 20125.16
October 31, 20125.17
October 15, 20125.15
September 28, 20125.45
September 14, 20125.63
August 31, 20125.76
August 15, 20126.04
July 31, 20126.68
July 13, 20127.33
June 29, 20127
June 15, 20125.81
May 31, 20125.31
May 15, 20124.66
April 30, 20124.83
April 13, 20125.12
March 30, 20125.02
March 15, 20125.71
February 29, 20124.65
February 15, 20124.37
January 31, 20124.65
January 13, 20124.21
December 30, 20114.94
December 15, 20116.15
November 30, 20117.03
November 15, 20117.17
October 31, 20116.16
October 14, 20116.51
September 30, 20117.38
September 15, 20117.95
August 31, 20116.98
August 15, 20118.1
July 29, 20118.69
July 15, 20117.88
June 30, 20119.73
June 15, 20119.75
May 31, 20118.25
May 13, 20116.66
April 29, 20117.64
April 15, 20117.62
March 31, 20116.03
March 15, 20118.6
February 28, 20118.03
February 15, 20119.04
January 31, 20117.57
January 14, 20117.82
December 31, 20107.97
December 15, 20107.69
November 30, 20105.96
November 15, 20104.41
October 29, 20104.19
October 15, 20104.24
September 30, 20104.84
September 15, 20105.3
August 31, 20105.55
August 13, 20105.55
July 30, 20105.76
July 15, 20105.94
June 30, 20106.17
June 15, 20104.61
May 28, 20103.79
May 14, 20103.43
April 30, 20102.88
April 15, 20103.22
March 31, 20103.44
March 15, 20103.1
February 26, 20103.23
February 12, 20102.45
January 29, 20102.38
January 15, 20103.27
December 31, 20092.55
December 15, 20092.35
November 30, 20091.66
November 13, 20092.55
October 30, 20092.68
October 15, 20092.25
September 30, 20091.21
September 15, 20091.2
August 31, 20091.36
August 14, 20091.57
July 31, 20091.67
July 15, 20092.26
June 30, 20092.51
June 15, 20092.33
May 29, 20092.65
May 15, 20092.54
April 30, 20092.17
April 15, 20092.92
March 31, 20093.12
March 13, 20093.16
February 27, 20092.44
February 13, 20092.42
January 30, 20092.77
January 15, 20092.61
December 31, 20082.55
December 15, 20082.92
November 28, 20083.34
November 14, 20083.51
October 31, 20083.39
October 15, 20083.59
September 30, 20085.22
September 15, 20086.19
August 29, 20086.54
August 15, 20086.67
July 31, 20087.71
July 15, 20088.84
June 30, 20088.01
June 13, 20088.42
May 30, 20088.24
May 15, 20088.15
April 30, 20087.98
April 15, 20088.43
March 31, 20088.96
March 14, 20089.39
February 29, 20088.1
February 15, 20087.57
January 31, 20086.83
January 15, 20087.39
December 31, 20076.74
December 11, 20077.23
November 27, 20077.85
November 9, 20078.31
October 26, 20078.03
October 10, 20077.33
September 25, 20077.4
September 11, 20077.8
August 10, 20078.54
July 10, 20078.07
June 12, 20077.32
May 10, 20076.28
April 10, 20075.68
March 12, 20076.14
February 12, 20075.83
January 9, 20075.38
December 12, 20064.74
November 10, 20065.36
October 10, 20067.03
September 12, 20066.91
August 10, 20066.74
July 11, 20066.49
June 12, 20064.9
May 10, 20064.74
April 10, 20064.34
March 10, 20064.15
February 10, 20063.45
January 10, 20063.53
December 12, 20053.8
November 10, 20053.71
October 11, 20053.41
September 12, 20053.16
August 10, 20053.01
July 12, 20053.03
June 10, 20052.6
May 10, 20053.44
April 12, 20052.67
March 10, 20051.18
February 10, 20050.98
January 11, 20051.11
December 10, 20041.96
November 10, 20042.29
October 12, 20042.11
September 10, 20042.79
August 10, 20041.66
July 12, 20041.01
June 9, 20043.1
May 11, 20041.75
April 12, 20041.52
March 10, 20041.04
February 10, 20040.17
January 12, 20040.03
October 10, 20030.01
August 12, 20030.01
June 10, 20030.01
May 12, 20030.01
April 10, 20020.01
March 12, 20020.02
January 10, 20020.02
December 11, 20010.03
November 12, 20010.04
October 10, 20010.05
September 5, 20010.04
August 10, 20010.04
July 10, 20010.09
June 12, 20010.11
May 10, 20010.11
April 9, 20010.12
March 12, 20010.11

Institutional Ownership History (%)

This the Institutional Ownership History of Pioneer Energy Services CorpPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
March 31, 201586
February 28, 201586
January 31, 201586
December 31, 201493
November 30, 201488
October 31, 201495
September 30, 201489
August 31, 201490
July 31, 201490
June 30, 201493
May 31, 201493
April 30, 201491
March 31, 201489
February 28, 201490
January 31, 201489
December 31, 201388
November 30, 201391
October 31, 201391
September 30, 201390
August 31, 201390
July 31, 201390
June 30, 201384
May 31, 201379
April 30, 201381
March 31, 201320
February 28, 201380
January 31, 201382
December 31, 201292
November 30, 201284
October 31, 201283
September 30, 201280
August 31, 201281
July 31, 201281
June 30, 20126
May 31, 201283
April 30, 201283
March 31, 201290
February 29, 201292
January 31, 201296
December 31, 201199
November 30, 201199
October 31, 201199
September 30, 201191
August 31, 201190
July 31, 201188
June 30, 201196
May 31, 201193
April 30, 201197
March 31, 201188
February 28, 201187
January 31, 201183
December 31, 201079
November 30, 201084
October 31, 201076
September 30, 201077
August 31, 201078
July 31, 201078
June 30, 201078
May 31, 201082
April 30, 201080
March 31, 201080
February 28, 201080
January 31, 201075
December 31, 200973
November 30, 200971
October 31, 200973
September 30, 200971
August 31, 200971
July 31, 200974
June 30, 200973
May 31, 200973
April 30, 200981
March 31, 200984
February 28, 200984
January 31, 200996
December 31, 200895
November 30, 200895
October 31, 200895
September 30, 200897
August 31, 200897
July 31, 200897
June 30, 200897
May 31, 200897
April 30, 200897
March 31, 200898
February 29, 200898
January 31, 200898

Insider ownership (%)

This is the historical insider ownership of Pioneer Energy Services 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
March 31, 20152
February 28, 20152
January 31, 20152
December 31, 20142
November 30, 20142
October 31, 20142
September 30, 20142
August 31, 20142
June 30, 20122
May 31, 20122
April 30, 20122
March 31, 20122
February 29, 20122
January 31, 20122
December 31, 20112
November 30, 20112
October 31, 20112
September 30, 20112
August 31, 20112
July 31, 20112
June 30, 20112
May 31, 20112
April 30, 20112
March 31, 20112
February 28, 20112
January 31, 20112
December 31, 20101
November 30, 20101
October 31, 20101
September 30, 20101
August 31, 20101
July 31, 20101
June 30, 20101
May 31, 20101
April 30, 20101
March 31, 20101
February 28, 20101
January 31, 20101
December 31, 20091
November 30, 20091
October 31, 20091
September 30, 20091
August 31, 20091
July 31, 20091
June 30, 20091
May 31, 20091
April 30, 20091
March 31, 20091
February 28, 20091
January 31, 20091
December 31, 20081
November 30, 20081
October 31, 20081
September 30, 20081
August 31, 20081
July 31, 20081
June 30, 20081
May 31, 20081
April 30, 20062
March 31, 20062
February 28, 20062
January 31, 20062
December 31, 20052
November 30, 20052
October 31, 20052
September 30, 20051
August 31, 20051
July 31, 20051
June 30, 20051
May 31, 20051
April 30, 20051
March 31, 20052
February 28, 20052
January 31, 20054
December 31, 20044
November 30, 20044
October 31, 20044
September 30, 20045
August 31, 20045
July 31, 20045
June 30, 20048
May 31, 20047
April 30, 20049
March 31, 20049
February 29, 20049

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
William Stacy LockePresident & CEO557,2860.87%2015-01-29
Franklin C. WestEVP & Pres. Drilling Svs. Div.240,7080.38%2014-08-13
Lorne E. PhillipsEVP & CFO118,3900.19%2015-01-29
Dean A. BurkhardtDirector114,0400.18%2014-12-12
John Michael RauhN/A78,1820.12%2014-05-15
Scott D. UrbanN/A78,1820.12%2014-05-15
Joseph B. EustaceEVP & Pres. Prod. Svs. Div.66,9230.1%2015-01-30
Carlos R. PenaN/A44,369less than 0.1%2015-01-29
Mr. Brian L. TuckerN/A19,006less than 0.1%2015-01-29
C. John ThompsonDirector12,171less than 0.1%2014-11-04

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Vanguard Group, Inc.6,100,9522014-12-319.560.0033,799,000
Dimensional Fund Advisors, Inc.5,342,1082014-12-318.370.0229,596,000
BlackRock Fund Advisors3,768,5102014-12-315.910.0120,878,000
Franklin Advisers, Inc.3,080,1302014-12-314.830.0117,064,000
Millennium Management LLC3,047,0572014-12-314.770.0416,881,000
State Street Corp2,174,6262014-12-313.410.0012,048,000
DFA US Small Cap Value II Portfolio1,907,0982015-02-282.990.0810,145,761
Acadian Asset Management LLC1,864,0712014-12-312.920.0510,326,000
Franklin Small Cap Growth Fund1,502,2002014-12-312.350.318,322,188
iShares Core S&P Small-Cap (AU)1,485,9962015-04-102.580.058,930,836

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