ACADIAN ASSET MANAGEMENT LLC

Position in CECO — Ceco Environmental Corp

CIK 916542 Boston, MA

Position in CECO

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$136,736

+$44,508 QoQ

Shares Held

2,295

+48.9% QoQ

Ownership

0.006%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

12 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Mar 31, 2026

ACADIAN ASSET MANAGEMENT LLC holds $111,192,391 across 5 Pollution & Treatment Controls names. CECO ranks #3 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VLTO	Veralto Corp	1,217,068	$107,613,152
2	ZWS	Zurn Elkay Water Solutions Corp	73,990	$3,317,711
3	CECO	Ceco Environmental Corp This page	2,295	$136,736
4	ERII	Energy Recovery, Inc.	12,390	$124,767
5	ARQ	Arq, Inc.	10	$25

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$136,736	2,295	+48.9%	Shares	Defined	2026-05-13
2025-12-31	$92,228	1,541	-39.3%	Shares	Defined	2026-02-10
2024-09-30	$71,571	2,538	-98.8%	Shares	Defined	2024-11-12
2023-06-30	$2,855,005	213,698	-39.3%	Shares	Defined	2023-08-07
2023-03-31	$4,923,081	351,900	+168.6%	Shares	Defined	2023-05-11
2022-12-31	$1,530,348	131,023	+837.1%	Shares	Defined	2023-02-14
2022-09-30	$123,740	13,982	-56.4%	Shares	Defined	2022-11-14
2021-03-31	$254,259	32,063	-79.1%	Shares	Defined	2021-05-11
2020-12-31	$1,068,534	153,525	-29.0%	Shares	Defined	2021-02-11
2020-09-30	$1,575,456	216,112	-24.1%	Shares	Defined	2020-11-09
2020-06-30	$1,875,527	284,602	-5.2%	Shares	Defined	2020-08-12
2020-03-31	$1,401,350	300,075	—	Shares	Defined	2020-05-11
No filing history on record for this holder in this stock.