GAMCO INVESTORS, INC. ET AL

Position in CWT — California Water Service Group

CIK 807249 GREENWICH, CT

Position in CWT

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$732,085

-$24,335 QoQ

Shares Held

15,048

+7.5% QoQ

Ownership

0.024%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#150

of 343 holders

Holding Since

Mar 2020

5 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Utilities · as of Jun 30, 2026

GAMCO INVESTORS, INC. ET AL holds $7,862,795 across 5 Utilities - Regulated Water names. CWT ranks #4 (9.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	HTO	H2o America	50,630	$3,076,785
2	WTRG	Essential Utilities, Inc.	60,603	$2,321,700
3	YORW	York Water Co	43,500	$1,333,275
4	CWT	California Water Service Group This page	15,048	$732,085
5	AWK	American Water Works Company, Inc.	3,032	$398,950

5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$732,085	15,048	+7.5%	Shares	Sole	2026-08-12
2020-12-31	$756,420	14,000	0.0%	Shares	Sole	2021-02-05
2020-09-30	$608,300	14,000	0.0%	Shares	Sole	2020-11-06
2020-06-30	$667,800	14,000	0.0%	Shares	Sole	2020-08-13
2020-03-31	$704,480	14,000	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.