CECO Environmental (CECO) Institutional Ownership

$73.71 +2.18 (+3.05%)

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Current Institutional Ownership Percentage: 68.08%
Number of Institutional Buyers (last 12 months): 168
Total Institutional Inflows (last 12 months): $1.15B

Number of Institutional Sellers (last 12 months): 85
Total Institutional Outflows (last 12 months): $375.48M

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CECO Institutional Buying and Selling by Quarter

CECO Environmental Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
9/9/2026	Tidal Investments LLC	2,713	$246K	0.0%	-30.9%	0.005%
9/9/2026	Engineers Gate Manager LP	243,155	$22.06M	0.3%	+6,952.1%	0.415%
9/9/2026	Squarepoint Ops LLC	79,708	$7.23M	0.0%	-51.8%	0.136%
9/8/2026	Allworth Financial LP	317	$29K	0.0%	+98.1%	0.001%
9/8/2026	Arizona State Retirement System	14,084	$1.28M	0.0%	+69.3%	0.024%
9/8/2026	Nykredit A S	1,942	$176K	0.0%	N/A	0.003%
8/26/2026	Amundi	198,106	$17.98M	0.0%	+17.8%	0.338%
8/26/2026	HighTower Advisors LLC	36,825	$3.34M	0.0%	+7.0%	0.063%
8/25/2026	VIRGINIA RETIREMENT SYSTEMS ET Al	13,050	$1.18M	0.0%	N/A	0.022%
8/23/2026	Ameritas Advisory Services LLC	4,421	$401K	0.0%	N/A	0.008%
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8/21/2026	Nykredit A S	1,942	$176K	0.0%	N/A	0.005%
8/20/2026	Susquehanna Fundamental Investments LLC	26,759	$2.43M	0.0%	N/A	0.075%
8/20/2026	Harvest Management LLC	10,218	$927K	0.4%	+27.7%	0.028%
8/20/2026	Cookson Peirce & Co. Inc.	27,555	$2.50M	0.1%	+12.0%	0.077%
8/20/2026	Wedbush Securities Inc.	2,999	$272K	0.0%	-25.7%	0.008%
8/20/2026	Penn Capital Management Company LLC	237,119	$21.55M	1.4%	N/A	0.661%
8/19/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	84,269	$7.65M	0.0%	+39.7%	0.235%
8/19/2026	Van ECK Associates Corp	35,298	$3.20M	0.0%	N/A	0.098%
8/19/2026	Navellier & Associates Inc.	33,722	$3.06M	0.2%	-25.5%	0.094%
8/19/2026	Hsbc Holdings PLC	21,738	$1.96M	0.0%	N/A	0.061%
8/18/2026	Formula Growth Ltd.	55,159	$5.01M	1.8%	N/A	0.154%
8/18/2026	Public Employees Retirement System of Ohio	81,665	$7.41M	0.0%	N/A	0.228%
8/17/2026	Panoramic Capital LLC	87,460	$7.94M	3.4%	N/A	0.244%
8/17/2026	Bank of America Corp DE	233,498	$21.19M	0.0%	N/A	0.651%
8/15/2026	Councilmark Asset Management LLC	6,050	$549K	0.3%	N/A	0.017%
8/15/2026	Jupiter Topco LLC	949,904	$86.19M	0.0%	N/A	2.648%
8/15/2026	Meros Investment Management LP	68,066	$6.18M	0.0%	N/A	0.190%
8/14/2026	Hsbc Holdings PLC	21,738	$1.96M	0.0%	N/A	0.061%
8/14/2026	Expect Equity LLC	31,524	$2.86M	1.8%	N/A	0.088%
8/14/2026	Osterweis Capital Management Inc.	51,772	$4.70M	0.2%	N/A	0.144%
8/14/2026	Legal & General Group Plc	445,900	$40.46M	0.0%	N/A	1.243%
8/14/2026	The Manufacturers Life Insurance Company	24,784	$2.25M	0.0%	N/A	0.069%
8/14/2026	Whalen Wealth Management Inc.	2,658	$241K	0.1%	N/A	0.007%
8/14/2026	Algert Global LLC	12,690	$1.15M	0.0%	+22.0%	0.035%
8/13/2026	Infrastructure Capital Advisors LLC	4,922	$447K	0.0%	N/A	0.014%
8/13/2026	Sanctuary Advisors LLC	4,805	$436K	0.0%	N/A	0.013%
8/12/2026	Commerce Bank	17,890	$1.62M	0.0%	N/A	0.050%
8/12/2026	Quantbot Technologies LP	12,076	$1.10M	0.0%	N/A	0.034%
8/12/2026	Martin & Co. Inc. TN	111,401	$10.11M	1.6%	N/A	0.311%
8/12/2026	De Lisle Partners LLP	81,441	$7.39M	0.8%	N/A	0.227%
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8/12/2026	William Blair Investment Management LLC	134,020	$12.16M	0.0%	N/A	0.374%
8/12/2026	EP Wealth Advisors LLC	4,251	$386K	0.0%	N/A	0.012%
8/12/2026	Bard Associates Inc.	6,365	$578K	0.1%	N/A	0.018%
8/11/2026	Allworth Financial LP	317	$29K	0.0%	N/A	0.001%
8/11/2026	Vise Technologies Inc.	2,812	$255K	0.0%	N/A	0.008%
8/11/2026	Lisanti Capital Growth LLC	67,275	$6.11M	1.3%	N/A	0.188%
8/10/2026	Empirical Asset Management LLC	30,025	$2.72M	0.6%	N/A	0.084%
8/10/2026	Great Lakes Advisors LLC	83,420	$7.57M	0.1%	N/A	0.233%
8/8/2026	Alpine Woods Capital Investors LLC	3,616	$328K	0.1%	N/A	0.010%
8/7/2026	BlackRock Inc.	4,323,986	$392.36M	0.0%	N/A	12.054%
8/7/2026	Deutsche Bank AG	335,846	$30.48M	0.0%	N/A	0.936%
8/7/2026	Rice Hall James & Associates LLC	38,687	$3.51M	0.2%	N/A	0.108%
8/7/2026	Diamond Hill Capital Management LLC Investment Advisor	45,916	$4.17M	0.0%	N/A	0.128%
8/6/2026	Alberta Investment Management Corp	78,364	$7.11M	0.0%	N/A	0.218%
8/6/2026	Bank of New York Mellon Corp	166,997	$15.15M	0.0%	N/A	0.466%
8/6/2026	State of Wyoming	7,878	$715K	0.1%	N/A	0.022%
8/6/2026	GSA Capital Partners LLP	3,840	$348K	0.0%	N/A	0.011%
8/3/2026	Oppenheimer Asset Management Inc.	2,483	$225K	0.0%	N/A	0.007%
8/3/2026	Walleye Capital LLC	169,886	$15.42M	0.1%	N/A	0.474%
7/10/2026	Fulton Bank N.A.	3,300	$299K	0.0%	N/A	0.009%
7/9/2026	Oliver Luxxe Assets LLC	24,575	$2.23M	0.3%	N/A	0.069%
7/8/2026	FNY Investment Advisers LLC	500	$45K	0.0%	-80.0%	0.001%
7/8/2026	Assenagon Asset Management S.A.	219,789	$19.94M	0.0%	N/A	0.613%
7/7/2026	GAMMA Investing LLC	369	$33K	0.0%	+71.6%	0.001%
7/1/2026	Eastern Bank	2,128	$193K	0.0%	-17.5%	0.006%
6/26/2026	Ravenstone Capital Management Inc.	2,750	$164K	0.1%	-50.0%	0.008%
5/22/2026	Segall Bryant & Hamill LLC	175,054	$10.43M	0.1%	-4.9%	0.488%
5/19/2026	Bank of America Corp DE	76,339	$4.55M	0.0%	-39.4%	0.213%
5/19/2026	Janus Henderson Group PLC	907,782	$54.09M	0.0%	-1.5%	2.531%
5/19/2026	Arkadios Wealth Advisors	17,888	$1.07M	0.0%	N/A	0.050%
5/18/2026	Amundi	168,199	$10.02M	0.0%	-5.0%	0.469%
5/18/2026	California State Teachers Retirement System	34,758	$2.07M	0.0%	+26.8%	0.097%
5/18/2026	Royal Bank of Canada	2,843	$169K	0.0%	-22.9%	0.008%
5/16/2026	The Manufacturers Life Insurance Company	13,561	$808K	0.0%	-4.6%	0.038%
5/15/2026	Granahan Investment Management LLC	92,728	$5.53M	0.3%	-14.8%	0.259%
5/14/2026	Arrowstreet Capital Limited Partnership	115,242	$6.87M	0.0%	+310.6%	0.321%
5/14/2026	Sei Investments Co.	111,313	$6.63M	0.0%	+3.1%	0.310%
5/14/2026	Walleye Capital LLC	38,449	$2.29M	0.0%	N/A	0.107%
5/14/2026	State of Wyoming	1,962	$117K	0.0%	-11.6%	0.005%
5/13/2026	Cetera Investment Advisers	3,800	$226K	0.0%	N/A	0.011%
5/13/2026	First Trust Advisors LP	156,563	$9.33M	0.0%	+2.3%	0.436%
5/7/2026	Dimensional Fund Advisors LP	903,291	$53.81M	0.0%	+0.9%	2.518%
5/7/2026	KBC Group NV	740	$44K	0.0%	N/A	0.002%
5/7/2026	Swiss National Bank	59,900	$3.57M	0.0%	+1.0%	0.167%
5/6/2026	Bessemer Group Inc.	216,494	$12.90M	0.0%	+108,147.0%	0.604%
5/6/2026	Allspring Global Investments Holdings LLC	146,701	$8.74M	0.0%	-24.5%	0.409%
5/5/2026	Bank of New York Mellon Corp	86,405	$5.15M	0.0%	-2.0%	0.241%
5/4/2026	Calamos Advisors LLC	58,053	$3.46M	0.0%	+9.7%	0.162%
5/4/2026	Emerald Mutual Fund Advisers Trust	314,005	$18.71M	0.9%	+20.5%	0.875%
5/4/2026	Emerald Advisers LLC	523,017	$31.16M	1.0%	+14.1%	1.458%
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5/4/2026	Principal Financial Group Inc.	34,485	$2.06M	0.0%	+22.2%	0.096%
5/1/2026	Fifth Third Bancorp	1,154	$69K	0.0%	N/A	0.003%
5/1/2026	Kornitzer Capital Management Inc. KS	12,015	$716K	0.0%	N/A	0.033%
4/30/2026	Equitable Trust Co.	5,270	$314K	0.0%	N/A	0.015%
4/29/2026	Cvfg LLC	30,464	$1.82M	0.2%	N/A	0.085%
4/27/2026	Moran Wealth Management LLC	56,953	$3.39M	0.1%	+393.4%	0.159%
4/27/2026	Counterpoint Mutual Funds LLC	14,744	$878K	0.1%	+75.3%	0.041%
4/25/2026	Peregrine Asset Advisers Inc.	73,886	$4.40M	1.2%	-35.1%	0.206%
4/25/2026	Strs Ohio	1,100	$66K	0.0%	N/A	0.003%
4/24/2026	Peregrine Capital Management LLC	154,307	$9.19M	0.3%	-15.6%	0.430%

CECO Institutional Ownership - Frequently Asked Questions

During the previous two years, 263 institutional investors and hedge funds held shares of CECO Environmental. The most heavily invested institutionals were BlackRock Inc. ($392.36M), Vanguard Group Inc. ($106.57M), Jupiter Topco LLC ($86.19M), American Century Companies Inc. ($64.40M), King Luther Capital Management Corp ($56.93M), Hood River Capital Management LLC ($54.97M), and Janus Henderson Group PLC ($54.09M).Learn more on CECO Environmental's institutional investors.

68.08% of CECO Environmental's stock is owned by institutional investors. Learn more on CECO's institutional investor holdings.

Of the 228 institutional investors that purchased CECO Environmental's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($4.32M), American Century Companies Inc. ($1.26M), Jupiter Topco LLC ($949.90K), Hood River Capital Management LLC ($687.12K), Voya Investment Management LLC ($658.15K), Legal & General Group Plc ($532.44K), and Van ECK Associates Corp ($506.32K).

Institutional investors have bought a total of 15,163,979 shares in the last 24 months. This purchase volume represents approximately $1.15B in transactions.

Of the 85 institutional investors that sold CECO Environmental's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Capital International Investors ($1.25M), Perritt Capital Management Inc ($356.03K), T. Rowe Price Investment Management Inc. ($327.71K), Robeco Schweiz AG ($321.01K), Voya Investment Management LLC ($313.37K), Dimensional Fund Advisors LP ($303.26K), and Wellington Management Group LLP ($294.19K).

Institutional investors have sold a total of 6,727,569 shares in the last 24 months. This volume of shares sold represents approximately $375.48M in transactions.

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Institutional ownership data for NASDAQ:CECO is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.

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CECO Environmental (CECO) Institutional Ownership

CECO Institutional Buying and Selling by Quarter

CECO Environmental Major Shareholders & Ownership History

CECO Institutional Ownership - Frequently Asked Questions

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CECO Environmental (CECO) Institutional Ownership

Institutional Ownership Changes (13F Filings) for CECO Environmental (NASDAQ:CECO)

CECO Institutional Buying and Selling by Quarter

CECO Environmental Major Shareholders & Ownership History

CECO Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of CECO shares?

What percentage of CECO Environmental's stock is owned by institutional investors?

Which institutional investors have been buying CECO Environmental's stock?

How much institutional buying is happening at CECO Environmental?

Which of CECO Environmental's major shareholders have been selling company stock?

How much institutional selling is happening at CECO Environmental?

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