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Energy Recovery Inc (ERII) Ownership Data

Short Interest History (%)

This is the historical short interest of Energy Recovery Inc, as measured by the Short Percentage Of Float.

Date Short Interest (%)Short Interest (Shares in Mil)
September 29, 201721.477.87
September 15, 201723.98.76
August 31, 201720.577.54
August 15, 201718.126.64
July 31, 201716.676.11
July 14, 201716.616.09
June 30, 201716.566.07
June 15, 201716.396.01
May 31, 201715.465.67
May 15, 201714.635.36
April 28, 201714.385.27
April 13, 201714.134.80
March 31, 201713.384.54
March 15, 201712.334.19
February 28, 201710.433.54
February 15, 201710.013.40
January 31, 201710.663.62
January 13, 201710.973.73
December 30, 201610.83.67
December 15, 201610.493.56
November 30, 201611.173.79
November 15, 201611.593.93
October 31, 201611.133.78
October 14, 201610.193.46
September 30, 201610.253.48
September 15, 201612.224.15
August 31, 201612.394.21
August 15, 201613.184.48
July 29, 201614.144.80
July 15, 201613.864.71
June 30, 201613.584.61
June 15, 20169.133.10
May 31, 20167.352.49
May 13, 20166.512.21
April 29, 20166.72.27
April 15, 20168.232.66
March 31, 20168.592.78
March 15, 20169.893.20
February 29, 201610.123.27
February 12, 201610.63.43
January 29, 201610.043.25
January 15, 20169.563.09
December 31, 20158.972.90
December 15, 20158.012.59
November 30, 20157.442.41
November 13, 20159.753.15
October 30, 20159.543.08
October 15, 201510.723.47
September 30, 201510.893.52
September 15, 201511.153.60
August 31, 201511.223.62
August 14, 201512.253.96
July 31, 201513.224.27
July 15, 201513.874.48
June 30, 201518.846.09
June 15, 201519.336.25
May 29, 201519.686.36
May 15, 201519.326.24
April 30, 201518.535.99
April 15, 201516.725.81
March 31, 201517.516.09
March 13, 201517.656.14
February 27, 201518.166.31
February 13, 201518.426.40
January 30, 201518.796.53
January 15, 201517.696.15
December 31, 201417.986.25
December 15, 201418.436.41
November 28, 201418.16.29
November 14, 201417.856.21
October 31, 201417.556.10
October 15, 201417.856.20
September 30, 201418.656.48
September 15, 201419.496.78
August 29, 201418.546.45
August 15, 201418.446.41
July 31, 201419.176.67
July 15, 201419.696.85
June 30, 201421.277.39
June 13, 201422.167.70
May 30, 201422.337.76
May 15, 201422.477.81
April 30, 201420.987.29
April 15, 201417.136.93
March 31, 201416.196.55
March 14, 201414.735.96
February 28, 201410.774.36
February 14, 201410.774.36
January 31, 20149.113.69
January 15, 20149.553.86
December 31, 20139.473.83
December 13, 20139.543.86
November 29, 20138.923.61
November 15, 20138.683.51
October 31, 20139.243.74
October 15, 20139.423.81
September 30, 20138.333.37
September 13, 20138.283.35
August 30, 20137.423.00
August 15, 20137.493.03
July 31, 20137.553.06
July 15, 20137.453.01
June 28, 20137.963.22
June 14, 20137.282.94
May 31, 20136.962.82
May 15, 20137.222.92
April 30, 20137.513.04
March 28, 20136.682.76
March 15, 20136.72.77
February 28, 20135.712.36
February 15, 20135.652.34
January 31, 20135.922.45
January 15, 20135.832.41
December 31, 20126.112.53
December 14, 20126.622.74
November 30, 20126.532.70
November 15, 20126.232.58
October 31, 20126.232.57
October 15, 20126.392.64
September 28, 20126.922.86
September 14, 20127.843.24
August 31, 20128.473.50
August 15, 20129.453.91
July 31, 20129.944.11
July 13, 201210.094.17
June 29, 201210.434.31
June 15, 20129.784.04
May 31, 201211.054.57
May 15, 201210.614.39
April 30, 2012114.55
April 13, 201210.364.29
March 30, 201210.364.24
March 15, 201210.634.35
February 29, 201211.94.87
February 15, 2012124.91
January 31, 201212.455.09
January 13, 201212.765.22
December 30, 201113.45.48
December 15, 201113.445.50
November 30, 201113.985.72
November 15, 201114.245.83
October 31, 201114.415.90
October 14, 201114.555.95
September 30, 201113.545.54
September 15, 201114.185.80
August 31, 201113.725.61
August 15, 201113.595.56
July 29, 201114.76.01
July 15, 201115.516.35
June 30, 201114.65.97
June 15, 201113.985.72
May 31, 201114.15.77
May 13, 2011145.73
April 29, 201113.65.57
April 15, 201113.35.44
March 31, 201113.685.24
March 15, 201113.295.09
February 28, 201113.795.28
February 15, 201113.345.10
January 31, 201112.54.78
January 14, 201111.084.24
December 31, 201010.333.95
December 15, 201010.894.17
November 30, 201011.414.37
November 15, 201011.774.50
October 29, 201012.294.70
October 15, 201012.584.82
September 30, 201013.044.99
September 15, 201013.485.16
August 31, 201015.996.12
August 13, 201015.045.76
July 30, 201015.655.99
July 15, 201014.855.69
June 30, 201013.345.11
June 15, 201011.954.57
May 28, 201012.524.79
May 14, 201012.864.92
April 30, 201013.515.17
April 15, 201014.385.50

Institutional Ownership History (%)

This the Institutional Ownership History of Energy Recovery IncPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership (%)Institutional Ownership (Shares in Mil)
September 30, 201731.3716.79
June 30, 201730.216.18
March 31, 201729.215.75
December 31, 201633.8618.00
September 30, 201629.0615.20
June 30, 201626.2313.68
March 31, 201627.3714.29
December 31, 201520.0710.53
September 30, 201516.27.87
June 30, 201518.279.51
March 31, 201523.1812.06
December 31, 201430.4715.82
September 30, 20143216.56
June 30, 20143719.12
March 31, 201437.6319.38
December 31, 201338.7219.86
September 30, 201331.816.25
June 30, 201331.4316.04
March 31, 201338.1719.48
December 31, 201233.0216.81
September 30, 201232.9316.74
June 30, 201235.9618.29
March 31, 201237.0419.39
December 31, 20115026.32
September 30, 201140.8321.47
June 30, 201137.9619.99
March 31, 201134.7618.25
December 31, 201041.7421.93
September 30, 201030.5516.03
June 30, 201034.1817.92
March 31, 201043.7922.48
December 31, 200957.0129.23
September 30, 200932.7716.45
June 30, 200938.2520.14
March 31, 200957.6328.88
December 31, 200831.5616.89
September 30, 200832.6716.46

Insider ownership (%)

This is the historical insider ownership of Energy Recovery Inc. 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 (%)Insider Ownership (Shares in Mil)
June 30, 201725.0913.54
May 31, 201725.0913.54
April 30, 201725.1413.54
March 31, 201725.8313.52
February 28, 201725.7913.50
January 31, 201725.5913.40
December 31, 201625.613.40
November 30, 201625.7913.50
October 31, 201625.7913.50
September 30, 201625.7913.50
August 31, 201625.8513.53
July 31, 201625.8513.53
June 30, 201626.1313.68
May 31, 201625.9613.59
April 30, 201626.2513.64
March 31, 201626.413.72
February 29, 201624.7913.60
January 31, 201624.7813.59
December 31, 201526.313.66
November 30, 201524.7713.58
October 31, 201526.7213.96
September 30, 201526.3613.77
August 31, 201526.4613.77
July 31, 201526.4613.77
June 30, 201526.4613.77
May 31, 201526.4613.77
April 30, 201526.4913.77
March 31, 201526.4913.77
February 28, 201526.6213.83
January 31, 201526.6713.83
December 31, 201426.8613.93
November 30, 201426.7713.89
October 31, 201426.713.89
September 30, 201426.713.89
August 31, 201426.713.89
July 31, 201426.7413.91
June 30, 20142713.91
May 31, 20142713.91
March 31, 201426.1313.75
February 28, 201426.4713.93
January 31, 201426.4713.93
December 31, 201326.4713.93
November 30, 201326.4713.93
October 31, 201326.3913.89
September 30, 201326.3913.89
August 31, 201326.3913.89
July 31, 201325.9513.66
June 30, 201325.9513.66
May 31, 201325.9513.66
April 30, 201325.8613.61
March 31, 201325.8613.61
January 31, 201325.8613.61
November 30, 201225.9213.64
October 31, 201225.9713.67
September 30, 201225.9713.67
August 31, 201225.9713.67
July 31, 201225.9713.67
June 30, 201225.9713.67
May 31, 201226.0913.73
April 30, 201226.0913.73
March 31, 201226.0913.73
February 29, 201226.0313.70
January 31, 201226.0313.70
December 31, 201126.2213.80
November 30, 201126.513.95
October 31, 201126.4313.91
September 30, 201126.4313.91
August 31, 201126.4313.91
July 31, 201126.4313.91
June 30, 201126.6314.01
May 31, 201126.6314.01
April 30, 201126.6914.04
March 31, 201126.8914.14
February 28, 201126.9514.14
January 31, 201126.9314.13
December 31, 201027.1214.23
November 30, 201027.0614.20
October 31, 201027.0614.20
September 30, 201027.0814.20
August 31, 201027.0814.20
July 31, 201027.0214.17
June 30, 201027.0414.17
May 31, 201027.0414.17
April 30, 201027.0414.17
March 31, 201025.5113.07
February 28, 20105.262.64
January 31, 20105.32.66
December 31, 20095.32.66
November 30, 20095.432.72
October 31, 20095.432.72
September 30, 20095.432.72
August 31, 20095.432.72
July 31, 20095.562.79
June 30, 20095.562.79
May 31, 20095.612.81
April 30, 20095.372.69
March 31, 20092.711.36

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Arvarius AsN/A6,841,10312.77%2010-04-29
James MedanichN/A3,130,0005.84%2008-07-08
Arve HanstveitN/A1,145,8002.14%2016-04-20
Fred Olav JohannessenN/A850,0001.59%2014-08-12
Mr. Dominique TrempontN/A447,6510.84%2014-12-31
Robert Y. L. MaoDirector142,3610.27%2017-03-14
G. G. PiqueN/A130,0000.24%2011-05-18
Terrill SandlinN/A124,0000.23%2009-07-01
Dr. Richard Stover,PhDN/A120,3300.22%2009-05-27
Joel GayN/A72,7210.14%2017-02-10

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
BlackRock Inc.   Premium Plus2,170,6292017-06-300.000.0417,993
MILLENNIUM MANAGEMENT LLC   Premium Plus1,761,4612017-06-300.030.0314,603
VANGUARD GROUP INC   Premium Plus1,697,2462017-06-300.000.0314,070
WELLS FARGO & COMPANY/MN   Premium Plus1,264,0362017-06-300.000.0210,478
Invesco Ltd.   Premium Plus821,8852017-06-300.000.026,813
Sandia Holdings, LLC   Premium Plus684,5572017-06-302.650.015,675
Rubric Capital Management LP   Premium Plus645,1902017-06-301.100.015,349
STATE STREET CORP   Premium Plus604,5202017-06-300.000.015,014
Nokomis Capital, L.L.C.   Premium Plus600,7162017-06-301.460.014,980
GOLDMAN SACHS GROUP INC   Premium Plus593,5392017-06-300.000.014,920
Arosa Capital Management LP   Premium Plus500,0002017-06-300.460.014,145
NORTHERN TRUST CORP   Premium Plus449,1892017-06-300.000.013,724
PRINCIPAL FINANCIAL GROUP INC   Premium Plus433,3002017-06-300.000.013,592
Jim Simons Premium407,3002017-06-300.000.013,377
FIRST TRUST ADVISORS LP   Premium Plus388,8212017-06-300.010.013,223
683 Capital Management, LLC   Premium Plus325,2002017-06-300.410.012,696
ESSEX INVESTMENT MANAGEMENT CO LLC   Premium Plus300,7622017-06-300.360.012,493
HEARTLAND ADVISORS INC   Premium Plus300,0002017-06-300.160.012,487
GEODE CAPITAL MANAGEMENT, LLC   Premium Plus284,1892017-06-300.000.012,355
DEUTSCHE BANK AG\   Premium Plus281,3492017-06-300.000.012,330

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