MARTINGALE ASSET MANAGEMENT L P

Position in YORW — York Water Co

CIK 936944 BOSTON, MA

Position in YORW

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

Position Value

$598,471

+$386,449 QoQ

Shares Held

19,526

+193.2% QoQ

Ownership

0.120%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#54

of 168 holders

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 39% Shared 0% None 61%

Utilities · as of Jun 30, 2026

MARTINGALE ASSET MANAGEMENT L P holds $13,932,287 across 5 Utilities - Regulated Water names. YORW ranks #5 (4.3% 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	22,318	$1,356,264
4	CWCO	Consolidated Water Co. Ltd.	30,726	$906,417
5	YORW	York Water Co This page	19,526	$598,471

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$598,471	19,526	+193.2%	Shares	Sole	2026-08-13
2025-12-31	$212,022	6,659	-67.7%	Shares	Sole	2026-02-13
2025-09-30	$627,047	20,613	-2.0%	Shares	Sole	2025-11-13
2025-06-30	$664,326	21,023	-10.6%	Shares	Sole	2025-08-11
2025-03-31	$815,880	23,526	+3.3%	Shares	Sole	2025-05-14
2024-12-31	$745,524	22,785	+3.0%	Shares	Sole	2025-02-13
2024-09-30	$828,427	22,115	+0.9%	Shares	Sole	2024-11-14
2024-06-30	$812,827	21,915	+1.9%	Shares	Sole	2024-08-12
2024-03-31	$780,312	21,514	+0.9%	Shares	Sole	2024-05-14
2023-12-31	$823,146	21,314	+1.9%	Shares	Sole	2024-02-12
2023-09-30	$784,028	20,913	+0.5%	Shares	Sole	2023-11-14
2023-06-30	$858,952	20,813	0.0%	Shares	Sole	2023-08-11
2023-03-31	$930,341	20,813	+3.0%	Shares	Sole	2023-05-12
2022-12-31	$909,180	20,213	+2.0%	Shares	Sole	2023-02-13
2022-09-30	$761,221	19,808	+1.5%	Shares	Sole	2022-11-14
2022-06-30	$788,668	19,507	+1.6%	Shares	Sole	2022-08-11
2022-03-31	$863,738	19,207	+1.1%	Shares	Sole	2022-05-12
2021-12-31	$946,168	19,007	+5.6%	Shares	Sole	2022-02-11
2021-09-30	$786,545	18,007	+114.2%	Shares	Sole	2021-11-12
2021-06-30	$380,837	8,407	0.0%	Shares	Sole	2021-08-13
2021-03-31	$411,690	8,407	-2.3%	Shares	Sole	2021-05-13
2020-12-31	$401,086	8,607	-80.8%	Shares	Sole	2021-02-10
2020-09-30	$1,898,218	44,907	-51.6%	Shares	Sole	2020-11-12
2020-06-30	$4,446,227	92,707	0.0%	Shares	Sole	2020-08-10
2020-03-31	$4,029,046	92,707	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.