MARTINGALE ASSET MANAGEMENT L P

Position in HTO — H2o America

CIK 936944 BOSTON, MA

Position in HTO

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$1,356,264

+$516,227 QoQ

Shares Held

22,318

+55.9% QoQ

Ownership

0.053%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#120

of 315 holders

Holding Since

Mar 2020

16 quarters on record

Voting authority Sole 73% Shared 0% None 27%

Utilities · as of Jun 30, 2026

MARTINGALE ASSET MANAGEMENT L P holds $13,932,287 across 5 Utilities - Regulated Water names. HTO ranks #3 (9.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CWT	California Water Service Group	114,662	$5,578,306
2	AWR	American States Water Co	66,475	$5,492,829
3	HTO	H2o America This page	22,318	$1,356,264
4	CWCO	Consolidated Water Co. Ltd.	30,726	$906,417
5	YORW	York Water Co	19,526	$598,471

16 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,356,264	22,318	+55.9%	Shares	Sole	2026-08-13
2026-03-31	$840,037	14,318	-28.4%	Shares	Sole	2026-05-13
2025-12-31	$980,338	20,011	+147.4%	Shares	Sole	2026-02-13
2025-09-30	$393,885	8,088	+3.9%	Shares	Sole	2025-11-13
2025-06-30	$404,742	7,788	-3.4%	Shares	Sole	2025-08-11
2022-12-31	$654,228	8,058	-9.0%	Shares	Sole	2023-02-13
2022-09-30	$509,875	8,852	-11.9%	Shares	Sole	2022-11-14
2022-06-30	$627,344	10,052	-59.3%	Shares	Sole	2022-08-11
2022-03-31	$1,719,391	24,711	+6.0%	Shares	Sole	2022-05-12
2021-12-31	$1,706,292	23,310	+23.9%	Shares	Sole	2022-02-11
2021-09-30	$1,242,588	18,810	+193.5%	Shares	Sole	2021-11-12
2021-06-30	$405,689	6,409	+3.3%	Shares	Sole	2021-08-13
2021-03-31	$390,852	6,205	+19.4%	Shares	Sole	2021-05-13
2020-09-30	$316,350	5,198	-42.9%	Shares	Sole	2020-11-12
2020-06-30	$565,076	9,098	0.0%	Shares	Sole	2020-08-10
2020-03-31	$525,591	9,098	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.