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CECO Environmental Corp (CECE) Ownership Data

Short Interest History (%)

This is the historical short interest of CECO Environmental Corp, as measured by the Short Percentage Of Float.

Date Short Interest (%)Short Interest (Shares in Mil)
August 31, 20172.840.86
August 15, 20172.720.82
July 31, 20172.480.75
July 14, 20172.720.82
June 30, 20172.380.72
June 15, 20172.440.74
May 31, 20172.820.85
May 15, 20174.271.30
April 28, 20174.591.39
April 13, 20174.31.30
March 31, 20174.371.32
March 15, 20174.761.41
February 28, 20173.821.13
February 15, 20173.381.00
January 31, 20172.660.79
January 13, 20172.580.76
December 30, 20162.870.85
December 15, 20162.460.73
November 30, 20162.570.76
November 15, 20162.930.87
October 31, 20162.990.88
October 14, 20162.980.88
September 30, 20163.080.91
September 15, 20163.360.99
August 31, 20163.651.08
August 15, 20164.381.30
July 29, 20165.051.49
July 15, 20165.431.61
June 30, 20165.611.66
June 15, 20165.311.57
May 31, 20165.511.63
May 13, 20165.261.56
April 29, 20165.051.49
April 15, 20165.891.74
March 31, 20166.151.82
March 15, 20168.051.77
February 29, 20168.131.79
February 12, 20166.871.51
January 29, 20166.441.42
January 15, 20166.161.36
December 31, 20155.481.21
December 15, 20155.181.14
November 30, 20154.911.08
November 13, 20154.561.00
October 30, 20154.370.96
October 15, 20154.91.08
September 30, 20155.451.20
September 15, 20156.751.49
August 31, 20156.531.44
August 14, 20154.941.09
July 31, 20154.20.92
July 15, 20153.670.81
June 30, 20153.280.72
June 15, 20153.590.79
May 29, 20153.450.76
May 15, 20153.350.74
April 30, 20152.660.59
April 15, 20152.390.53
March 13, 20154.020.87
February 27, 20153.170.69
February 13, 20153.330.72
January 30, 20153.540.77
January 15, 20153.690.80
December 31, 20143.90.84
December 15, 20144.580.99
November 28, 20144.180.91
November 14, 20144.61.00
October 31, 20144.861.05
October 15, 20144.741.03
September 30, 20144.741.03
September 15, 20144.370.95
August 29, 20143.880.84
August 15, 20143.840.83
July 31, 20143.960.86
July 15, 20143.760.81
June 30, 20143.420.74
June 13, 20143.060.66
May 30, 20142.860.62
May 15, 20143.170.69
April 30, 20143.010.65
April 15, 20143.550.77
March 31, 20143.80.82
March 14, 20147.740.85
February 28, 20147.760.85
February 14, 20147.830.86
January 31, 20146.610.73
January 15, 20145.840.64
December 31, 20135.390.59
December 13, 20136.750.74
November 29, 20136.440.71
November 15, 20137.120.78
October 31, 20135.810.64
October 15, 20135.010.55
September 30, 20134.680.52
September 13, 20138.470.93
August 30, 201315.251.68
August 15, 20139.61.06
July 31, 20138.410.93
July 15, 20137.710.85
June 28, 20136.080.67
June 14, 20135.680.63
May 31, 20135.070.56
May 15, 20134.860.53
April 30, 20133.270.36
April 15, 20130.980.11
March 28, 201310.11
March 15, 20131.250.11
February 28, 20131.210.11
February 15, 20131.130.10
January 31, 20131.20.11
January 15, 20131.350.12
December 31, 20121.450.13
December 14, 20121.640.14
November 30, 20121.740.15
November 15, 20121.610.14
October 31, 20121.460.13
October 15, 20121.480.13
September 28, 20121.630.14
September 14, 20122.070.18
August 31, 20122.110.19
August 15, 20122.320.20
July 31, 20122.490.22
July 13, 20122.430.21
June 29, 20122.720.24
June 15, 20120.260.02
May 31, 20120.250.02
May 15, 20120.160.01
April 30, 20120.070.01
April 13, 20120.190.02
March 30, 20120.090.01
March 15, 20120.30.03
February 29, 20120.210.02
February 15, 20120.080.01
January 31, 20120.070.01
January 13, 20120.090.01
December 30, 20110.040.00
December 15, 20110.070.01
November 30, 20110.050.00
November 15, 20110.080.01
October 31, 20110.110.01
October 14, 20110.060.01
September 30, 20110.040.00
September 15, 20110.050.00
August 31, 20110.070.01
August 15, 20110.070.01
July 29, 20110.110.01
July 15, 20110.170.01
June 30, 20110.230.02
June 15, 20110.180.02
May 31, 20110.170.01
May 13, 20110.140.01
April 29, 20110.050.00
April 15, 20110.140.01
March 31, 20110.140.01
March 15, 20110.130.01
February 28, 20110.140.01
February 15, 20110.180.01
January 31, 20110.090.01
January 14, 20110.080.01
December 31, 20100.110.01
December 15, 20100.120.01
November 30, 20100.220.02
November 15, 20100.20.02
October 29, 20100.190.02
October 15, 20100.340.03
September 30, 20100.410.03
September 15, 20100.430.03
August 31, 20100.450.04
August 13, 20100.320.03
July 30, 20100.320.03
July 15, 20100.210.02
June 30, 20100.190.02
June 15, 20100.110.01
May 28, 20100.120.01
May 14, 20100.380.03
April 30, 20100.350.03
April 15, 20100.360.03

Institutional Ownership History (%)

This the Institutional Ownership History of CECO Environmental CorpPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership (%)Institutional Ownership (Shares in Mil)
June 30, 201730.3110.44
March 31, 201765.2822.50
December 31, 201658.6520.11
September 30, 20165619.05
June 30, 201653.6618.23
March 31, 201650.6317.17
December 31, 20157.192.44
September 30, 20151.230.42
June 30, 20151.350.35
March 31, 20151.080.28
December 31, 20141.410.37
September 30, 20143.060.79
June 30, 20141.850.48
March 31, 20140.550.14
December 31, 20132.050.52
September 30, 20130.680.17
June 30, 20130.40.07
March 31, 20136.841.21
December 31, 20120.520.09
September 30, 20120.190.03
June 30, 20120.060.01
December 31, 201139.515.69
December 31, 201032.124.60
December 31, 200929.064.15
September 30, 20090.010.00
June 30, 20090.010.00
March 31, 200926.983.86
December 31, 200828.474.08
September 30, 20080.940.14
March 31, 20086.020.89
September 30, 20076.70.98
June 30, 20076.540.98
March 31, 20074.730.54
December 31, 20062.890.33
September 30, 20062.820.33
June 30, 20062.010.24
March 31, 200610.81.19
December 31, 200510.341.16
September 30, 200510.251.02
June 30, 20059.90.99
March 31, 20059.910.99
December 31, 20049.90.99
September 30, 20042.890.29
March 31, 20040.120.01
December 31, 20030.360.03
September 30, 20030.080.01
June 30, 20030.080.01
March 31, 20030.080.01
December 31, 20020.090.01
September 30, 20020.090.01
June 30, 20020.110.01
March 31, 20020.190.02
December 31, 20010.70.07
September 30, 20010.230.02
June 30, 20010.230.02
March 31, 20010.250.02
December 31, 20000.230.02
September 30, 20000.660.05
June 30, 20000.580.05
March 31, 20000.10.01

Insider ownership (%)

This is the historical insider ownership of CECO Environmental 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 (%)Insider Ownership (Shares in Mil)
June 30, 20177.952.75
May 31, 20177.672.65
April 30, 20177.672.65
March 31, 20177.752.65
February 28, 20177.752.65
January 31, 20177.682.62
December 31, 20167.692.62
November 30, 20167.692.62
October 31, 20167.692.62
September 30, 20167.682.62
August 31, 20167.682.62
July 31, 20167.682.62
June 30, 20167.642.60
May 31, 20167.612.52
April 30, 20167.612.52
March 31, 20167.612.52
February 29, 20167.392.52
January 31, 20167.392.52
December 31, 20157.392.52
November 30, 20157.342.50
October 31, 20159.632.54
September 30, 20159.632.54
August 31, 20159.62.54
July 31, 20158.942.36
June 30, 20158.742.31
May 31, 20158.742.31
April 30, 20158.742.31
March 31, 20158.742.31
February 28, 20158.932.31
January 31, 20158.932.31
December 31, 20148.852.29
November 30, 20148.952.31
October 31, 20148.952.31
September 30, 20148.952.31
August 31, 20148.892.29
July 31, 20148.892.29
June 30, 20148.92.29
May 31, 20148.92.29
March 31, 201415.992.29
February 28, 201415.992.29
January 31, 201415.962.29
December 31, 201315.962.29
November 30, 201315.962.29
October 31, 201315.962.29
September 30, 201315.962.29
August 31, 201315.962.29
July 31, 201315.992.29
June 30, 201315.992.29
May 31, 201315.992.29
April 30, 201315.992.29
March 31, 201315.992.29
January 31, 201315.992.29
November 30, 201215.992.29
October 31, 201214.22.04
September 30, 201214.22.04
August 31, 201214.22.04
July 31, 201214.22.04
June 30, 201214.22.04
May 31, 201214.22.04
April 30, 201214.22.04
March 31, 201214.22.04
February 29, 201214.22.04
January 31, 201214.22.04
December 31, 201114.22.04
November 30, 201114.22.04
October 31, 201114.22.04
September 30, 201114.22.04
August 31, 201114.142.03
July 31, 201114.042.01
June 30, 201114.042.01
May 31, 201114.042.01
April 30, 201119.742.83
March 31, 201119.742.83
February 28, 201119.762.83
January 31, 201119.762.83
December 31, 201019.762.83
November 30, 201019.762.83
October 31, 201019.532.80
September 30, 201019.532.80
August 31, 201019.52.79
July 31, 201019.292.76
June 30, 201019.292.76
May 31, 201018.662.67
April 30, 201018.322.62
March 31, 201017.682.53
February 28, 201016.992.43
January 31, 201016.992.43
December 31, 200916.992.43
November 30, 200916.992.43
October 31, 200916.132.43
September 30, 200916.132.43
August 31, 200916.992.43
July 31, 200916.792.40
June 30, 200916.792.40
May 31, 200916.792.40
April 30, 200916.562.37
March 31, 200916.562.37
February 28, 200916.562.37
January 31, 200916.562.37
December 31, 200816.492.36
November 30, 200816.492.36
October 31, 200815.072.25
September 30, 200812.971.94
August 31, 200811.821.77
July 31, 200811.041.65
June 30, 200811.041.65
May 31, 200811.041.65
April 30, 200830.794.59
March 31, 200830.444.54
February 29, 200830.444.54
January 31, 200830.44.50
December 31, 200730.44.50
November 30, 200730.314.48
October 31, 200730.314.48
September 30, 200730.354.48
August 31, 200730.354.48
July 31, 200730.384.49
June 30, 200731.444.48
May 31, 200731.414.48
April 30, 200730.654.37
March 31, 200754.56.27
February 28, 200730.233.47
January 31, 200731.53.62
December 31, 200631.513.62
November 30, 200631.413.61
October 31, 200630.753.53
September 30, 200630.943.53
June 30, 200630.633.51
May 31, 200630.453.49
April 30, 200631.143.49
March 31, 200630.973.47
February 28, 200640.184.50
January 31, 200644.514.45
December 31, 200544.414.44
November 30, 200533.863.38
October 31, 200533.573.35
September 30, 200533.283.33
August 31, 200532.843.28
July 31, 200532.853.28
June 30, 200532.123.21
May 31, 200530.123.01
April 30, 200530.123.01
March 31, 200529.672.96
February 28, 200524.352.43
January 31, 200524.352.43
December 31, 200424.352.43
November 30, 200424.352.43
October 31, 200424.52.45
September 30, 200424.52.45
August 31, 200424.52.45
July 31, 200424.342.43
June 30, 200424.362.43
May 31, 200424.362.43
April 30, 200424.362.43
March 31, 200424.362.43
February 29, 20042.430.24

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. Jason Louis DezwirekDirector, 10% Owner1,377,9743.98%2016-12-08
Phillip DezwirekN/A716,1412.07%2012-11-30
Mr. Jeffrey (Jeff) LangCEO and President146,0290.42%2016-12-23
Mr. Donald Arthur WrightN/A96,6040.28%2016-06-15
Mr. Dennis W. BlazerN/A51,8330.15%2008-01-21
Richard J. BlumN/A48,7410.14%2009-08-11
Mr. Matthew EcklCFO26,500less than 0.1%2017-03-10
Mr. Arthur CapeN/A21,376less than 0.1%2015-11-25
Claudio A. MannarinoDirector20,704less than 0.1%2017-03-14
David D. BlumN/A19,375less than 0.1%2007-06-05

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value($1000)
State Street Corp   Premium Plus435,7442016-12-311.27N/A6,078
Dimensional Fund Advisors, Inc.   Premium Plus1,369,6862016-12-313.990.0119,107
Trigran Investments Inc   Premium Plus1,406,5382016-12-314.105.2519,622
FOUNDRY PARTNERS, LLC   Premium Plus477,6102016-12-311.390.296,663
Robeco Investment Management, Inc.   Premium Plus663,4522016-12-311.930.019,255
Punch & Associates Inv Mgmt Inc   Premium Plus829,4782016-12-312.421.1511,571
Vanguard Group Inc   Premium Plus1,057,0652016-12-313.08N/A14,746
BlackRock Fund Advisors   Premium Plus954,6502016-12-312.78N/A13,317
Luther King Capital Mgmt Corp   Premium Plus1,717,4292017-03-104.99N/A19,407
Northern Trust Investments N A   Premium Plus326,0162016-12-310.95N/A4,548
J.P. Morgan Investment Management Inc   Premium Plus614,4752016-12-311.79N/A8,572
Rutabaga Capital Management Llc   Premium Plus563,4572016-09-301.661.236,356
Fidelity Management and Research Company   Premium Plus1,080,2002016-12-313.15N/A15,069
AlphaOne Capital Partners   Premium Plus376,4102016-12-311.101.465,252
Goldman Sachs Asset Management, L.P.1,313,1102015-12-313.87N/A10,085
Fidelity® Low-Priced Stock Fund923,1042016-10-312.710.029,139
Vanguard Total Stock Mkt Idx622,0272017-02-281.81N/A7,029
iShares Russell 2000 (AU)567,3142017-03-161.530.025,951
DFA US Small Cap Value II Portfolio405,3392017-01-311.180.045,318
Vanguard Extended Market Index Fund314,2602017-02-280.920.013,551

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