FORT WASHINGTON INVESTMENT ADVISORS INC /OH/

Position in CLH — Clean Harbors Inc

CIK 1009016 Cincinnati, OH

Position in CLH

as of Mar 31, 2026 · filed Apr 22, 2026 Compact

Position Value

$20,437,254

-$1,070,658 QoQ

Shares Held

71,277

-22.3% QoQ

Ownership

0.135%

of shares outstanding

% of Portfolio

0.13%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 81.26885250501564.ToString("F0")% Shared 0.ToString("F0")% None 18.731147494984356.ToString("F0")%

Industrials · as of Mar 31, 2026

FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ holds $20,659,001 across 2 Waste Management names. CLH ranks #1 (98.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	CLH	Clean Harbors Inc This page	71,277	$20,437,254
2	WM	Waste Management Inc	965	$221,747

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$20,437,254	71,277	-22.3%	Shares	Sole	2026-04-22
2025-12-31	$21,507,912	91,726	-20.1%	Shares	Sole	2026-01-13
2025-09-30	$26,655,837	114,787	+25.6%	Shares	Sole	2025-10-17
2025-06-30	$21,131,470	91,407	-16.5%	Shares	Sole	2025-07-17
2025-03-31	$21,567,667	109,425	+16.7%	Shares	Sole	2025-04-16
2024-12-31	$21,588,282	93,805	+20.8%	Shares	Sole	2025-01-17
2024-09-30	$18,765,155	77,635	-8.9%	Shares	Sole	2024-10-25
2024-06-30	$19,266,849	85,195	-22.8%	Shares	Sole	2024-07-30
2024-03-31	$22,215,565	110,355	+3.7%	Shares	Sole	2024-05-13
2023-12-31	$18,566,991	106,395	+13.0%	Shares	Sole	2024-01-17
2023-09-30	$15,751,086	94,115	-2.3%	Shares	Sole	2023-11-07
2023-06-30	$15,837,075	96,315	-27.9%	Shares	Sole	2023-07-28
2023-03-31	$19,043,877	133,585	-34.1%	Shares	Sole	2023-04-28
2022-12-31	$23,127,445	202,659	-16.7%	Shares	Sole	2023-01-30
2022-09-30	$26,751,425	243,239	-11.9%	Shares	Sole	2022-10-26
2022-06-30	$24,203,582	276,076	+15.4%	Shares	Sole	2022-08-05
2022-03-31	$26,704,957	239,206	-19.2%	Shares	Sole	2022-05-03
2021-12-31	$29,526,432	295,945	+19.4%	Shares	Sole	2022-02-07
2021-09-30	$25,741,167	247,821	+74.3%	Shares	Sole	2021-11-09
2021-06-30	$13,246,091	142,217	+7.1%	Shares	Sole	2021-08-09
2021-03-31	$11,160,057	132,763	-31.6%	Shares	Sole	2021-05-05
2020-12-31	$14,768,270	194,064	-24.3%	Shares	Sole	2021-02-03
2020-09-30	$14,371,190	256,491	-1.5%	Shares	Sole	2020-11-10
2020-06-30	$15,612,434	260,294	+64.3%	Shares	Sole	2020-07-31
2020-03-31	$8,131,947	158,394	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.