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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
June 15, 20155.68
May 29, 20155.36
May 15, 20155.75
April 30, 20154.81
April 15, 20155.77
March 31, 20155.87
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, 20088.81
June 30, 20087.99
June 13, 20088.4
May 30, 20088.22
May 15, 20088.12
April 30, 20087.96
April 15, 20088.4
March 31, 20088.94
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, 20064.45
April 10, 20064.07
March 10, 20064.15
February 10, 20063.45
January 10, 20063.53
December 12, 20053.8
November 10, 20053.71
October 11, 20053.39
September 12, 20053.16
August 10, 20053.01
July 12, 20053
June 10, 20052.6
May 10, 20052.92
April 12, 20052.26
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, 20042.52
May 11, 20041.43
April 12, 20041.23
March 10, 20041.04
February 10, 20040.17
January 12, 20040.03
October 10, 20030.01
August 12, 20030.01
June 10, 20030.01
April 10, 20020.01
March 12, 20020.02
January 10, 20020.02
December 11, 20010.03
November 12, 20010.04
October 10, 20010.04
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
June 30, 201580
March 31, 201579
December 31, 201486
September 30, 201485
June 30, 201481
March 31, 201481
December 31, 201380
September 30, 201390
June 30, 201382
March 31, 201381
December 31, 201283
September 30, 201283
June 30, 201277
March 31, 201285
December 31, 201191
September 30, 201191
June 30, 201192
March 31, 201185
December 31, 201088
September 30, 201075
June 30, 201077
March 31, 201076
December 31, 200979
September 30, 200972
June 30, 200972
March 31, 200977
December 31, 200885
September 30, 200898
June 30, 200894
March 31, 200899
December 31, 200783
September 30, 200782
June 30, 200782
March 31, 200772
December 31, 200671
September 30, 200669
June 30, 200671
March 31, 200677
December 31, 200570
September 30, 200568
June 30, 200573
March 31, 200579
December 31, 200449
September 30, 200447
June 30, 200415
March 31, 20047
December 31, 20032
September 30, 20031
June 30, 20033
March 31, 20031
December 31, 20021

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
April 30, 20152
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 & CEO603,8310.94%2015-04-30
Franklin C. WestEVP & Pres. Drilling Svs. Div.240,7080.37%2014-08-13
Lorne E. PhillipsEVP & CFO127,9430.2%2015-04-30
Dean A. BurkhardtDirector125,8640.2%2015-05-22
Scott D. UrbanN/A90,0060.14%2015-05-22
John Michael RauhN/A90,0060.14%2015-05-22
Joseph B. EustaceEVP & Pres. Prod. Svs. Div.66,9230.1%2015-01-30
Carlos R. PenaN/A52,967less than 0.1%2015-04-30
Mr. Brian L. TuckerN/A26,271less than 0.1%2015-06-04
C. John ThompsonDirector19,995less than 0.1%2015-06-05

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Dimensional Fund Advisors, Inc.   Premium Plus5,307,9992015-03-318.260.0228,768,000
Vanguard Group, Inc.   Premium Plus5,049,6952015-03-317.860.0027,369,000
BlackRock Fund Advisors   Premium Plus3,939,7152015-03-316.130.0121,353,000
J.P. Morgan Investment Management Inc.   Premium Plus2,401,8152015-03-313.740.0113,018,000
Franklin Advisers, Inc.   Premium Plus2,352,9202015-03-313.660.0112,753,000
Millennium Management LLC   Premium Plus2,287,8292015-03-313.560.0212,400,000
State Street Corp   Premium Plus2,060,9442015-03-313.210.0011,173,000
DFA US Small Cap Value II Portfolio1,949,4322015-05-313.030.1113,685,013
Acadian Asset Management LLC   Premium Plus1,794,8062015-03-312.790.049,727,000
iShares Core S&P Small-Cap (AU)1,545,6542015-07-012.050.058,346,532

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