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US Ecology Inc (ECOL) Ownership Data

Short Interest History (%)

Due to the license agreement change with our data vendor, Short Interest related data is no longer available on GuruFocus website.

Institutional Ownership History (%)

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

Date Institutional Ownership (%)Institutional Ownership (Shares in Mil)
December 31, 201790.3519.67
September 30, 201790.1519.68
June 30, 201781.9517.88
March 31, 201787.4519.08
December 31, 201687.6119.07
September 30, 201689.6619.53
June 30, 201688.519.27
March 31, 201687.1318.96
December 31, 201594.5120.54
September 30, 201594.5519.40
June 30, 201592.1520.00
March 31, 201592.0919.95
December 31, 201495.1420.58
September 30, 201481.7317.68
June 30, 201478.7117.01
March 31, 201475.1616.18
December 31, 201367.6614.54
September 30, 20136912.77
June 30, 201364.6411.96
March 31, 201365.4412.05
December 31, 201263.7311.68
September 30, 201262.9911.50
June 30, 201262.5211.41
March 31, 201264.2511.72
December 31, 201164.4411.75
September 30, 201164.3211.73
June 30, 201161.9611.29
March 31, 201160.8211.08
December 31, 201060.3310.98
September 30, 201060.4611.01
June 30, 201065.0111.83
March 31, 201066.6912.13
December 31, 20090.960.17
September 30, 200967.212.20
June 30, 200969.9812.70
March 31, 200974.0813.52
December 31, 200871.7313.13
September 30, 200881.5815.10
June 30, 200873.5513.40
March 31, 200865.4511.93
December 31, 200764.6311.79
September 30, 200762.3911.33
June 30, 200761.1111.45
March 31, 200758.5710.61
December 31, 200661.1411.12
September 30, 200663.6211.54
June 30, 200665.2311.85
March 31, 200656.0610.13
December 31, 200539.917.08
September 30, 200534.626.11
June 30, 200526.754.76
March 31, 200519.763.66
December 31, 200416.193.04
September 30, 200412.352.15
June 30, 200413.222.28
March 31, 20049.91.70
December 31, 200311.812.01
September 30, 20032.70.46
June 30, 200313.151.89
March 31, 20032.930.50
December 31, 20023.640.53
September 30, 20023.720.54
June 30, 20024.460.64
March 31, 20023.920.56
December 31, 20014.020.54
September 30, 20013.950.54
June 30, 20010.330.05
March 31, 20010.350.05
December 31, 20001.160.16
September 30, 20002.180.30
June 30, 20001.260.16
March 31, 200010.14

Insider ownership (%)

This is the historical insider ownership of US Ecology 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)
December 31, 20177.51.64
November 30, 20177.421.62
October 31, 20177.441.62
September 30, 20177.441.62
August 31, 20177.441.62
July 31, 20177.451.63
June 30, 20177.461.63
May 31, 20177.41.61
April 30, 20177.411.61
March 31, 20177.451.62
February 28, 20177.461.63
January 31, 20177.461.63
December 31, 20167.471.63
November 30, 20167.381.61
October 31, 20167.381.61
September 30, 20167.381.61
August 31, 20167.381.61
July 31, 20167.391.61
June 30, 20167.371.60
May 31, 20167.341.60
April 30, 20167.341.60
March 31, 20167.371.60
February 29, 20167.381.60
January 31, 20167.381.60
December 31, 20157.371.60
November 30, 20157.251.58
October 31, 20157.261.58
September 30, 20157.251.57
August 31, 20157.281.58
July 31, 20157.31.58
June 30, 20157.341.59
May 31, 20157.341.59
April 30, 20157.321.59
March 31, 20157.341.59
February 28, 20157.281.58
January 31, 20157.31.58
December 31, 20147.521.63
November 30, 20147.281.57
October 31, 20147.331.58
September 30, 20147.371.59
August 31, 20147.361.59
July 31, 20147.481.61
June 30, 20147.521.62
May 31, 20147.531.62
March 31, 20148.861.62
February 28, 20148.861.62
January 31, 20148.881.63
December 31, 20138.881.63
November 30, 20138.881.63
October 31, 20138.881.63
September 30, 20138.881.63
August 31, 20138.851.62
July 31, 20138.851.62
June 30, 20138.851.62
May 31, 20138.851.62
April 30, 20138.621.58
March 31, 20138.621.58
January 31, 20138.571.57
November 30, 20128.631.58
October 31, 20128.71.59
September 30, 20128.671.59
August 31, 20128.671.59
July 31, 20128.671.59
June 30, 20128.671.59
May 31, 20128.671.59
April 30, 20128.631.58
March 31, 20128.631.58
February 29, 20128.631.58
January 31, 20128.551.57
December 31, 20118.551.57
November 30, 20118.551.57
October 31, 20118.611.58
September 30, 20118.611.58
August 31, 20118.611.58
July 31, 20118.641.58
June 30, 20118.691.59
May 31, 20118.691.59
April 30, 20118.641.58
March 31, 20118.641.58
February 28, 20118.551.56
January 31, 20118.551.56
December 31, 20108.551.56
November 30, 20108.551.56
October 31, 20108.551.56
September 30, 20108.531.56
August 31, 20108.441.54
July 31, 20108.441.54
June 30, 20108.441.54
May 31, 20108.441.54
April 30, 20108.421.54
March 31, 20108.411.54
February 28, 20109.121.66
January 31, 20109.051.66
December 31, 20098.971.64
November 30, 20098.971.64
October 31, 20098.971.64
September 30, 20099.11.65
August 31, 20099.021.65
July 31, 20099.011.65
June 30, 20099.091.65
May 31, 20099.021.65
April 30, 20098.971.64
March 31, 20098.971.64
February 28, 20098.971.64
January 31, 20098.951.64
December 31, 20088.951.64
November 30, 20089.221.69
October 31, 20089.221.69
September 30, 20089.271.69
August 31, 200810.371.89
July 31, 200811.482.10
June 30, 200811.622.12
May 31, 200812.942.36
April 30, 200810.831.98
March 31, 200810.831.98
February 29, 200810.841.98
January 31, 200810.841.98
December 31, 200710.851.98
November 30, 200712.12.21
October 31, 200712.072.20
September 30, 200712.182.22
August 31, 200712.192.22
July 31, 200712.192.22
June 30, 200712.22.22
May 31, 200712.22.22
April 30, 200712.22.22
March 31, 200712.172.22
February 28, 200712.222.23
January 31, 200715.752.86
December 31, 200615.752.86
November 30, 200615.752.86
October 31, 200615.532.82
September 30, 200615.532.82
June 30, 200615.852.87
May 31, 200624.034.35
April 30, 200624.254.38
March 31, 200624.314.39
February 28, 200624.914.43
January 31, 200630.835.48
December 31, 200530.135.34
November 30, 200530.135.34
October 31, 200530.35.37
September 30, 200530.435.37
August 31, 200529.875.27
July 31, 200529.875.27
June 30, 200544.17.78
May 31, 200544.427.78
April 30, 200544.77.83
March 31, 200544.557.77
February 28, 200544.447.74
January 31, 200544.477.74
December 31, 200446.238.04
November 30, 200446.238.04
October 31, 200446.298.04
September 30, 200446.198.03
August 31, 200447.078.11
July 31, 200446.778.06
June 30, 200446.788.05
May 31, 200446.788.05
April 30, 200452.49.02
March 31, 200453.759.22
February 29, 200453.839.24

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Jeffrey R. FeelerPresident & CEO55,4960.25%2017-03-13
Eric L. GerrattEVP and CFO30,5900.14%2017-08-24
Stephen A. RomanoDirector28,3950.13%2017-08-01
Simon G. BellN/A28,1430.13%2017-01-02
Steven D. WellingN/A21,2810.1%2017-01-02
Joe F. ColvinN/A15,100less than 0.1%2017-05-24
Mr. Daniel FoxDirector7,540less than 0.1%2017-05-24
Mr. Andrew MarshallN/A5,166less than 0.1%2017-05-23
Mr. John T. SahlbergDirector4,706less than 0.1%2017-05-24
Ms. Katina DortonDirector3,970less than 0.1%2017-08-25

Top Fund Holders

HolderSharesReport Date% of Total
Assets Managed
% of Shares
Outstanding
Market Value($1000)
BlackRock Inc.   Premium Plus2,636,4222017-09-300.01%12.07%141,841
SILVERCREST ASSET MANAGEMENT GROUP LLC   Premium Plus1,580,2842017-09-300.86%7.23%85,019
VANGUARD GROUP INC   Premium Plus1,207,5662017-09-300.00%5.53%64,968
FRANKLIN RESOURCES INC   Premium Plus1,015,5992017-09-300.03%4.65%54,639
Clearbridge Investments, LLC   Premium Plus984,7642017-09-300.05%4.51%52,980
Standard Life Aberdeen plc   Premium Plus977,0412017-09-300.10%4.47%52,565
DIMENSIONAL FUND ADVISORS LP   Premium Plus833,6522017-09-300.02%3.82%44,851
FMR LLC   Premium Plus737,1922017-09-300.00%3.37%39,661
Macquarie Group Ltd   Premium Plus730,4482017-09-300.07%3.34%39,298
Bares Capital Management, Inc.   Premium Plus618,1232017-09-301.50%2.83%33,255
GOLDMAN SACHS GROUP INC   Premium Plus561,7922017-09-300.01%2.57%30,225
PRICE T ROWE ASSOCIATES INC /MD/   Premium Plus542,0902017-09-300.00%2.48%29,164
STATE STREET CORP   Premium Plus528,4992017-09-300.00%2.42%28,436
Epoch Investment Partners, Inc.   Premium Plus495,1432017-09-300.09%2.27%26,639
GANNETT WELSH & KOTLER   Premium Plus437,8382017-12-310.38%2%22,330
FENIMORE ASSET MANAGEMENT INC   Premium Plus405,9672017-09-300.88%1.86%21,841
NORTHERN TRUST CORP   Premium Plus305,0602017-09-300.00%1.4%16,413
Bank of New York Mellon Corp   Premium Plus300,1812017-09-300.00%1.37%16,150
ATLANTA CAPITAL MANAGEMENT CO L L C   Premium Plus298,5212017-09-300.09%1.37%16,060
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO   Premium Plus196,2832017-09-300.08%0.9%10,560

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