Dezwirek Jason (CIK 0000946589)

Latest company ownership

Shares held
2,734,546
Last filed at
Aug 16, 2017
Confidence Score
43.9
2025Q4
Confidence Score History
2007Q2 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jul 30, 2025 Aug 1, 2025 CECO ENVIRONMENTAL CORP Director Sell 17.5 -100,000 -2.32% $4.3M
Aug 6, 2020 Aug 10, 2020 CECO ENVIRONMENTAL CORP Director Buy 75.0 +36,000 0.85% $279.4K
Nov 9, 2017 Nov 9, 2017 CECO ENVIRONMENTAL CORP Director Buy 85.0 +50,000 1.21% $290K
Aug 15, 2017 Aug 16, 2017 CECO ENVIRONMENTAL CORP Director Buy 85.0 +50,000 1.22% $362.8K
Aug 15, 2017 Aug 16, 2017 CECO ENVIRONMENTAL CORP Director Buy 72.5 +25,000 0.61% $181.8K
Dec 8, 2016 Dec 9, 2016 CECO ENVIRONMENTAL CORP Director Sell 17.5 -160,360 -3.78% $2.3M
Dec 11, 2015 Dec 14, 2015 CECO ENVIRONMENTAL CORP Director Buy 65.0 +20,000 0.38% $142K
Aug 10, 2015 Aug 10, 2015 CECO ENVIRONMENTAL CORP Director Buy 85.0 +70,340 1.37% $629.5K
Jan 12, 2011 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Buy 72.5 +22,907 0.69% $133.5K
May 1, 2009 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Sell 20.0 -91,665 -4.96% $414.2K
Mar 3, 2010 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Buy 100.0 +217,287 11.15% $1M
Jan 4, 2010 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Buy 92.5 +135,056 7.45% $508.8K
Oct 9, 2009 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Buy 87.5 +58,513 3.33% $203.8K
Oct 9, 2009 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Buy 87.5 +58,513 3.33% $203.8K
Mar 20, 2008 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Buy 100.0 +624,098 66.35% $1.8M
Feb 20, 2009 May 31, 2011 CECO ENVIRONMENTAL CORP Secretary Buy 97.5 +281,944 18.02% $655K
May 27, 2010 May 27, 2010 CECO ENVIRONMENTAL CORP Secretary Buy 72.5 +23,300 0.89% $118.2K
May 14, 2010 May 18, 2010 CECO ENVIRONMENTAL CORP Secretary Buy 72.5 +20,900 0.80% $102.4K
Apr 13, 2010 Apr 14, 2010 CECO ENVIRONMENTAL CORP Secretary Buy 82.5 +37,000 1.44% $180.5K
Apr 9, 2010 Apr 12, 2010 CECO ENVIRONMENTAL CORP Secretary Buy 82.5 +50,000 1.99% $224K
Aug 18, 2009 Aug 18, 2009 CECO ENVIRONMENTAL CORP Secretary Buy 61.3 +10,000 0.40% $30K
Aug 11, 2009 Aug 12, 2009 CECO ENVIRONMENTAL CORP Secretary Buy 82.5 +30,000 1.21% $81.4K
May 14, 2008 May 15, 2008 CECO ENVIRONMENTAL CORP Secretary Buy 72.5 +20,000 0.81% $150.4K
May 17, 2007 May 18, 2007 CECO ENVIRONMENTAL CORP Secretary Sell 16.3 -598,666 -19.59% $6.4M