SIMPLEX TRADING, LLC - CECO ENVIRONMENTAL CORP ownership

CECO ENVIRONMENTAL CORP's ticker is CECE and the CUSIP is 125141101. A total of 114 filers reported holding CECO ENVIRONMENTAL CORP in Q3 2022. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of CECO ENVIRONMENTAL CORP
ValueSharesWeighting
Q3 2023$1
-92.3%
100
-90.0%
0.00%
Q2 2023$13
-60.6%
996
-65.1%
0.00%
Q4 2022$33
-99.9%
2,850
-43.7%
0.00%
Q3 2022$44,000
+4300.0%
5,065
+2538.0%
0.00%
Q2 2022$1,000
-87.5%
192
-87.1%
0.00%
Q1 2022$8,000
-20.0%
1,491
-7.2%
0.00%
Q4 2021$10,000
-52.4%
1,607
-45.3%
0.00%
Q3 2021$21,0000.0%2,9380.0%0.00%
Q2 2021$21,000
+950.0%
2,938
+913.1%
0.00%
Q3 2020$2,000290
+643.6%
0.00%
Q4 2019$039
-55.7%
0.00%
Q3 2019$088
+363.2%
0.00%
Q2 2019$0
-100.0%
19
-99.7%
0.00%
Q2 2018$37,000
+1133.3%
6,029
+703.9%
0.00%
Q1 2018$3,000
-25.0%
750
-4.2%
0.00%
Q4 2017$4,0000.0%783
+56.6%
0.00%
Q3 2017$4,000
+300.0%
500
+267.6%
0.00%
Q2 2017$1,0000.0%136
-22.3%
0.00%
Q1 2017$1,000
-87.5%
175
-70.8%
0.00%
Q4 2016$8,000
-38.5%
600
-60.2%
0.00%
-100.0%
Q2 2016$13,000
-51.9%
1,508
-57.6%
0.00%
-50.0%
Q4 2015$27,000
+58.8%
3,558
+68.5%
0.00%
+100.0%
Q3 2015$17,0002,1110.00%
Other shareholders
CECO ENVIRONMENTAL CORP shareholders Q3 2022
NameSharesValueWeighting ↓
Trigran Investments, Inc. 5,405,528$37,758,0007.13%
GFI Investment Counsel Ltd. 573,000$4,002,0001.56%
Adirondack Research & Management Inc. 197,826$1,382,0001.21%
Minerva Advisors LLC 148,829$1,038,0000.58%
Continuum Advisory, LLC 125,418$843,0000.56%
WHITE PINE CAPITAL LLC 209,390$1,463,0000.55%
MARTIN & CO INC /TN/ 172,206$1,203,0000.36%
HEARTLAND ADVISORS INC 500,000$3,493,0000.27%
CADENCE CAPITAL MANAGEMENT LLC 219,671$1,534,0000.22%
ESSEX INVESTMENT MANAGEMENT CO LLC 211,103$1,475,0000.21%
View complete list of CECO ENVIRONMENTAL CORP shareholders