WELLINGTON MANAGEMENT GROUP LLP

Position in AWK — American Water Works Company, Inc.

CIK 902219 Boston, MA

Position in AWK

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$1,962,116,087

+$461,192,274 QoQ

Shares Held

14,911,963

+35.2% QoQ

Ownership

7.50%

of shares outstanding

% of Portfolio

0.34%

of 13F equity value

Holder Rank

of 1,123 holders

Holding Since

Mar 2022

18 quarters on record

Voting authority Sole 0% Shared 99% None 1%

Utilities · as of Jun 30, 2026

WELLINGTON MANAGEMENT GROUP LLP holds $2,157,617,439 across 4 Utilities - Regulated Water names. AWK ranks #1 (90.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AWK	American Water Works Company, Inc. This page	14,911,963	$1,962,116,087
2	HTO	H2o America	1,995,839	$121,287,133
3	SBS	Companhia De Saneamento Basico Do Estado De Sao Paulo-Sabesp	12,283,156	$70,996,640
4	WTRG	Essential Utilities, Inc.	83,988	$3,217,579

19 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,962,117,275	14,911,972	—	Shares	Sole	2026-08-13
2026-06-30	$1,962,116,087	14,911,963	+35.2%	Shares	Defined	2026-08-14
2026-03-31	$1,500,923,813	11,028,906	+55.5%	Shares	Defined	2026-05-15
2025-12-31	$925,604,787	7,092,757	+3274.6%	Shares	Defined	2026-02-17
2025-09-30	$29,255,231	210,182	-1.3%	Shares	Defined	2025-11-14
2025-06-30	$29,613,038	212,875	+4.3%	Shares	Defined	2025-08-14
2025-03-31	$30,099,683	204,038	+45.5%	Shares	Defined	2025-05-13
2024-12-31	$17,455,861	140,219	-26.6%	Shares	Defined	2025-02-12
2024-09-30	$27,927,889	190,973	-36.9%	Shares	Defined	2024-11-14
2024-06-30	$39,104,608	302,761	+90.8%	Shares	Defined	2024-08-14
2024-03-31	$19,396,557	158,715	-41.5%	Shares	Defined	2024-05-15
2023-12-31	$35,785,655	271,124	+19.1%	Shares	Defined	2024-02-12
2023-09-30	$28,198,317	227,718	-24.1%	Shares	Defined	2023-11-14
2023-06-30	$42,845,554	300,144	-7.0%	Shares	Defined	2023-08-14
2023-03-31	$47,258,551	322,606	+9.6%	Shares	Defined	2023-05-12
2022-12-31	$44,851,259	294,261	+33.7%	Shares	Defined	2023-02-13
2022-09-30	$28,642,878	220,059	-17.7%	Shares	Defined	2022-11-14
2022-06-30	$39,798,205	267,515	+5.6%	Shares	Defined	2022-08-15
2022-03-31	$41,938,018	253,356	—	Shares	Defined	2022-05-16
No filing history on record for this holder in this stock.