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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
July 15, 201513.87
June 30, 201518.84
June 15, 201519.33
May 29, 201519.68
May 15, 201519.32
April 30, 201518.53
April 15, 201516.72
March 31, 201517.51
March 13, 201517.65
February 27, 201518.16
February 13, 201518.42
January 30, 201518.79
January 15, 201517.69
December 31, 201417.98
December 15, 201418.43
November 28, 201418.1
November 14, 201417.85
October 31, 201417.55
October 15, 201417.85
September 30, 201418.65
September 15, 201419.49
August 29, 201418.54
August 15, 201418.44
July 31, 201419.17
July 15, 201419.69
June 30, 201421.27
June 13, 201422.16
May 30, 201422.33
May 15, 201422.47
April 30, 201420.98
April 15, 201417.13
March 31, 201416.19
March 14, 201414.73
February 28, 201410.77
February 14, 201410.77
January 31, 20149.11
January 15, 20149.55
December 31, 20139.47
December 13, 20139.54
November 29, 20138.92
November 15, 20138.68
October 31, 20139.24
October 15, 20139.42
September 30, 20138.33
September 13, 20138.28
August 30, 20137.42
August 15, 20137.49
July 31, 20137.55
July 15, 20137.45
June 28, 20137.96
June 14, 20137.28
May 31, 20136.96
May 15, 20137.22
April 30, 20137.51
April 15, 20135.48
March 28, 20136.68
March 15, 20136.7
February 28, 20135.71
February 15, 20135.65
January 31, 20135.92
January 15, 20135.83
December 31, 20126.11
December 14, 20126.62
November 30, 20126.53
November 15, 20126.23
October 31, 20126.23
October 15, 20126.39
September 28, 20126.92
September 14, 20127.84
August 31, 20128.47
August 15, 20129.45
July 31, 20129.94
July 13, 201210.09
June 29, 201210.43
June 15, 20129.78
May 31, 201211.05
May 15, 201210.61
April 30, 201211
April 13, 201210.36
March 30, 201210.36
March 15, 201210.63
February 29, 201211.9
February 15, 201212
January 31, 201212.45
January 13, 201212.76
December 30, 201113.4
December 15, 201113.44
November 30, 201113.98
November 15, 201114.24
October 31, 201114.41
October 14, 201114.55
September 30, 201113.54
September 15, 201114.18
August 31, 201113.72
August 15, 201113.59
July 29, 201114.7
July 15, 201115.51
June 30, 201114.6
June 15, 201113.98
May 31, 201114.1
May 13, 201114
April 29, 201113.6
April 15, 201113.3
March 31, 201113.68
March 15, 201113.29
February 28, 201113.79
February 15, 201113.34
January 31, 201112.5
January 14, 201111.08
December 31, 201010.33
December 15, 201010.89
November 30, 201011.41
November 15, 201011.77
October 29, 201012.29
October 15, 201012.58
September 30, 201013.04
September 15, 201013.48
August 31, 201015.99
August 13, 201015.04
July 30, 201015.65
July 15, 201014.85
June 30, 201013.34
June 15, 201011.95
May 28, 201012.52
May 14, 201012.86
April 30, 201013.51
April 15, 201014.38
March 31, 201011
March 15, 201011.01
February 26, 201011.35
February 12, 201010.86
January 29, 201010.64
January 15, 201010.26
December 31, 200910.51
December 15, 200910.1
November 30, 200910.88
November 13, 200910.71
October 30, 200910.22
October 15, 20099.54
September 30, 20098.16
September 15, 20098.07
August 31, 20097.67
August 14, 20098.25
July 31, 20097.79
July 15, 20097.39
June 30, 20095.71
June 15, 20095.43
May 29, 20095.95
May 15, 20095.76
April 30, 20095.36
April 15, 20095.66
March 31, 20095.51
March 13, 20095.36
February 27, 20094.93
February 13, 20094.76
January 30, 20095.02
January 15, 20094.72
December 31, 20084.52
December 15, 20084.32
November 28, 20084.08
November 14, 20083.92
October 31, 20084.04
October 15, 20084.39
September 30, 20083.69
September 15, 20083.42
August 29, 20082.78
August 15, 20081.43
July 31, 20080.57
July 15, 20080.49

Institutional Ownership History (%)

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

Date Institutional Ownership
June 30, 201522
March 31, 201523
December 31, 201430
September 30, 201432
June 30, 201437
March 31, 201438
December 31, 201338
September 30, 201332
June 30, 201331
March 31, 201338
December 31, 201233
September 30, 201232
June 30, 201236
March 31, 201237
December 31, 201150
September 30, 201141
June 30, 201138
March 31, 201135
December 31, 201042
September 30, 201030
June 30, 201034
March 31, 201044
December 31, 200957
September 30, 200932
June 30, 200938
March 31, 200958
December 31, 200832
September 30, 200833

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
April 30, 201526
March 31, 201526
February 28, 201527
January 31, 201527
December 31, 201427
November 30, 201427
October 31, 201427
September 30, 201427
August 31, 201427
July 31, 201427
June 30, 201427
May 31, 201427
March 31, 201426
February 28, 201426
January 31, 201426
December 31, 201326
November 30, 201326
October 31, 201326
September 30, 201326
August 31, 201326
July 31, 201326
June 30, 201326
May 31, 201326
April 30, 201326
March 31, 201326
January 31, 201326
November 30, 201226
October 31, 201226
September 30, 201226
August 31, 201226
July 31, 201226
June 30, 201226
May 31, 201226
April 30, 201226
March 31, 201226
February 29, 201226
January 31, 201226
December 31, 201126
November 30, 201127
October 31, 201126
September 30, 201126
August 31, 201126
July 31, 201126
June 30, 201127
May 31, 201127
April 30, 201127
March 31, 201127
February 28, 201127
January 31, 201127
December 31, 201027
November 30, 201027
October 31, 201027
September 30, 201027
August 31, 201027
July 31, 201027
June 30, 201027
May 31, 201027
April 30, 201027
March 31, 201026
February 28, 20105
January 31, 20105
December 31, 20095
November 30, 20095
October 31, 20095
September 30, 20095
August 31, 20095
July 31, 20096
June 30, 20096
May 31, 20096
April 30, 20095
March 31, 20093

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Arvarius As10% Owner6,841,10313.15%2010-04-29
James MedanichN/A3,130,0006.02%2008-07-08
Arve HanstveitDirector1,380,8002.65%2015-03-12
Fred Olav JohannessenDirector850,0001.63%2014-08-12
Mr. Dominique TrempontDirector447,6510.86%2014-12-31
Hans Peter MicheletDirector409,7000.79%2013-12-02
G. G. PiqueDirector130,0000.25%2011-05-18
Terrill SandlinN/A124,0000.24%2009-07-01
Dr. Richard Stover,PhDN/A120,3300.23%2009-05-27
Mr. Alexander J. BuehlerDirector120,0000.23%2015-03-10

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
First Trust Advisors L.P.   Premium Plus1,430,6062015-03-312.750.013,705
First Trust ISE Water Fund1,392,3002015-07-172.692.073,829
BlackRock Fund Advisors   Premium Plus1,339,5772015-03-312.58N/A3,470
Vanguard Group, Inc.   Premium Plus1,164,5532015-03-312.24N/A3,016
Invesco PowerShares Capital Mgmt LLC   Premium Plus1,027,7612015-03-311.98N/A2,662
Dimensional Fund Advisors, Inc.   Premium Plus928,7632015-03-311.79N/A2,405
State Street Corp   Premium Plus672,5412015-03-311.29N/A1,741
Vanguard Total Stock Mkt Idx597,2822015-06-301.15N/A1,637
PowerShares Water Resources Portfolio578,1272015-07-171.120.191,590
J.P.Morgan Securities Inc.   Premium Plus481,6202015-03-310.93N/A1,247

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