MARTINGALE ASSET MANAGEMENT L P

Position in CWCO — Consolidated Water Co. Ltd.

CIK 936944 BOSTON, MA

Position in CWCO

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

Position Value

$997,640

+$8,392 QoQ

Shares Held

30,122

+7.5% QoQ

Ownership

0.188%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

14 quarters on record

Voting authority Sole 61% Shared 0% None 39%

Utilities · as of Mar 31, 2026

MARTINGALE ASSET MANAGEMENT L P holds $11,177,956 across 4 Utilities - Regulated Water names. CWCO ranks #3 (8.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CWT	California Water Service Group	103,980	$4,714,453
2	AWR	American States Water Co	61,172	$4,625,826
3	CWCO	Consolidated Water Co. Ltd. This page	30,122	$997,640
4	HTO	H2o America	14,318	$840,037

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$997,640	30,122	+7.5%	Shares	Sole	2026-05-13
2025-12-31	$989,248	28,032	-0.9%	Shares	Sole	2026-02-13
2025-09-30	$997,647	28,278	+4.7%	Shares	Sole	2025-11-13
2025-06-30	$811,079	27,018	+4.7%	Shares	Sole	2025-08-11
2025-03-31	$631,792	25,798	+1.7%	Shares	Sole	2025-05-14
2024-12-31	$656,518	25,358	+0.8%	Shares	Sole	2025-02-13
2024-09-30	$634,232	25,158	+7.0%	Shares	Sole	2024-11-14
2024-06-30	$624,141	23,517	+2.8%	Shares	Sole	2024-08-12
2024-03-31	$670,231	22,867	+2.7%	Shares	Sole	2024-05-14
2023-12-31	$792,705	22,267	+73.5%	Shares	Sole	2024-02-12
2023-09-30	$364,998	12,834	-73.8%	Shares	Sole	2023-11-14
2020-09-30	$509,153	48,910	-56.1%	Shares	Sole	2020-11-12
2020-06-30	$1,607,646	111,410	0.0%	Shares	Sole	2020-08-10
2020-03-31	$1,827,124	111,410	—	Shares	Sole	2020-05-11
No filing history on record for this holder in this stock.