SEC Form 4 · Updated Daily

AWK

— AMERICAN WATER WORKS COMPANY, INC. Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
Lynch Walter	Director · Officer	143,348	2022-01-31	A
STORY SUSAN N	Director	143,222	2020-02-11	A
Hardwick M Susan	Director	66,314	2025-02-18	A
WOLF ELLEN C	Officer	58,494	2013-01-23	M
STERBA JEFFRY E	Officer	52,258	2014-01-01	F
CORRELL DONALD L	Director	50,075	2010-02-19	A
Griffith John C.	Officer	41,787	2026-02-17	A
GOSS MARTHA CLARK	Director	36,880	2024-09-03	S
Sullivan Linda G	Director	35,679	2019-02-14	A
Strauss Mark F.	Director	34,840	2018-01-01	F
Pape Kathy L	Officer	32,067	2015-05-22	M
JOHNSON JULIA L	Director	32,052	2026-05-13	A
Norton Cheryl	Officer	31,651	2026-02-17	A
Rowe Nick Orlando	Officer	31,272	2015-03-10	M
Duffy Maureen	Officer	29,838	2026-02-17	A
MACKENZIE GEORGE	Director	28,474	2022-05-11	A
Baker David K	Officer	28,177	2013-03-05	M
Young John S.	Officer	27,947	2010-02-19	A
Bigelow John R	Officer	27,074	2015-02-17	A
EVANSON PAUL J	Director	24,351	2017-05-12	A
Kurz Karl F	Director	22,758	2026-05-13	A
ADIK STEPHEN P	Director	22,367	2013-05-13	A
WALKER KELLYE L.	Officer	22,346	2015-01-01	F
Patrick George W	Officer	22,283	2009-06-02	P
GRIGG RICHARD R	Director	19,947	2016-05-13	A
Kennedy Melanie M	Officer	19,542	2025-02-18	A
DOBSON JULIE A	Director	17,783	2017-05-12	A
Chesla Mark	Officer	17,129	2016-02-16	A
Cameron Sharon	Officer	17,036	2016-03-11	M
Sgro Michael A	Officer	16,580	2021-02-16	A
Marrazzo William J.	Director	16,310	2015-06-01	A
Edwards Jeffrey N	Director	11,826	2026-05-13	A
Monica Laura L.	Officer	11,712	2010-02-19	A
Marberry Michael	Director	11,395	2026-05-13	A
Bowler David	Officer	11,291	2026-02-17	A
Ashworth Emily A.	Officer	11,005	2012-03-12	M
Vallejo Edward	Officer	10,573	2015-05-19	S
GALLEGOS JAMES H	Officer	10,352	2024-02-13	A
Mitchell Stacy A.	Officer	9,727	2026-02-17	A
Kirwan Kevin B	Officer	9,351	2021-02-16	A
Warnock Loyd A	Officer	9,241	2021-01-01	F
KAMPLING PATRICIA L	Officer	9,028	2026-05-13	A
Wikle Melissa K.	Officer	8,926	2026-02-17	A
HAGEN VERONICA M	Director	7,938	2021-05-12	A
ROGERS WILLIAM D	Officer	7,207	2015-01-16	A
STAVRIDIS JAMES G.	Director	7,174	2023-05-10	A
Holdnak Brenda J	Officer	7,128	2017-01-25	A
Yates Lloyd M	Director · Officer	7,036	2021-05-12	A
Hauk Bruce A	Officer	6,633	2021-02-16	A
HARRIS KIMBERLY J	Director	6,346	2024-05-15	A
Swaminathan Radhakrishnan	Officer	5,849	2020-01-22	A
Havanec Laurie P.	Director	5,369	2026-05-13	A
Burke Sean	Officer	5,318	2010-02-19	A
Degillio Deborah A	Officer	5,167	2018-02-14	A
Smith Mark S	Officer	4,876	2015-03-11	M
Crane Leonard	Officer	4,804	2015-01-16	A
Kalinovich James M.	Officer	3,938	2010-01-01	F
MCGUIGAN STUART M	Director	3,340	2026-05-13	A
Merante James S	Officer	2,976	2022-02-15	A
Sutton Lori	Officer	2,721	2026-02-17	A
Chin Brian	Officer	2,685	2020-04-01	F
Nathoo Raffiq	Director	2,536	2026-05-13	A
Gloriod Terry L.	Officer	2,500	2008-04-28	P
Grow Lisa A	Director	2,242	2026-05-13	A
Noble Adam W.	Officer	2,064	2022-02-15	A
Varley William M	Officer	1,644	2021-02-16	A
Gambol Jennifer	Officer	1,194	2018-02-14	A
Boylan Suzann C.	Officer	951	2013-02-21	A
Witherspoon Charles	Officer	586	2018-02-14	A
Okoniewski Bradley A	Officer	527	2018-02-14	A
Townsley Paul G.	Officer	200	2008-04-29	P
RWE Aqua Holdings GmbH	10%+ Owner	0	2009-11-30	S
RWE AKTIENGESELLSCHAFT	10%+ Owner	0	2009-11-30	S

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-05-13	Edwards Jeffrey N	Grant / award	1,374	$0.00	11,826
2026-05-13	Grow Lisa A	Grant / award	1,374	$0.00	2,242
2026-05-13	Havanec Laurie P.	Grant / award	1,374	$0.00	5,369
2026-05-13	JOHNSON JULIA L	Grant / award	1,374	$0.00	32,052
2026-05-13	KAMPLING PATRICIA L	Grant / award	1,374	$0.00	9,028
2026-05-13	Kurz Karl F	Grant / award	2,159	$0.00	22,758
2026-05-13	Marberry Michael	Grant / award	1,374	$0.00	11,395
2026-05-13	MCGUIGAN STUART M	Grant / award	1,374	$0.00	3,340
2026-05-13	Nathoo Raffiq	Grant / award	1,374	$0.00	2,536
2026-02-17	Bowler David	Tax withholding	693	$133.51	10,598
2026-02-17	Bowler David	Grant / award	1,632	$0.00	11,291
2026-02-17	Bowler David	Grant / award	3,711	$0.00	9,659
2026-02-17	Duffy Maureen	Tax withholding	932	$133.51	28,906
2026-02-17	Duffy Maureen	Grant / award	2,014	$0.00	29,838
2026-02-17	Duffy Maureen	Grant / award	1,301	$0.00	27,824
2026-02-17	Griffith John C.	Tax withholding	4,101	$133.51	37,686
2026-02-17	Griffith John C.	Grant / award	8,322	$0.00	41,787
2026-02-17	Griffith John C.	Grant / award	12,729	$0.00	33,465
2026-02-17	Mitchell Stacy A.	Tax withholding	524	$133.51	9,203
2026-02-17	Mitchell Stacy A.	Grant / award	1,060	$0.00	9,727
2026-02-17	Mitchell Stacy A.	Grant / award	2,550	$0.00	8,667
2026-02-17	Norton Cheryl	Tax withholding	2,910	$133.51	28,741
2026-02-17	Norton Cheryl	Grant / award	5,901	$0.00	31,651
2026-02-17	Norton Cheryl	Grant / award	4,258	$0.00	25,750
2026-02-17	Sutton Lori	Grant / award	1,364	$0.00	2,721
2026-02-17	Wikle Melissa K.	Tax withholding	543	$133.51	8,383
2026-02-17	Wikle Melissa K.	Grant / award	1,064	$0.00	8,926
2026-02-17	Wikle Melissa K.	Grant / award	608	$0.00	7,862
2026-01-31	Mitchell Stacy A.	Tax withholding	729	$129.13	6,117
2026-01-31	Bowler David	Tax withholding	791	$129.13	5,948
2026-01-31	Sutton Lori	Tax withholding	199	$129.13	1,357
2026-01-31	Norton Cheryl	Tax withholding	1,777	$129.13	21,492
2026-01-31	Griffith John C.	Tax withholding	3,226	$129.13	20,736
2026-01-31	Duffy Maureen	Tax withholding	603	$129.13	26,523
2026-01-31	Wikle Melissa K.	Tax withholding	318	$129.13	7,254
2025-10-01	Sutton Lori	Grant / award	90	$0.00	1,556
2025-08-26	Grow Lisa A	Grant / award	868	$0.00	868
2025-06-09	Nathoo Raffiq	Grant / award	1,160	$0.00	1,160
2025-06-09	Nathoo Raffiq	Grant / award	1,162	$0.00	1,162
2025-05-30	Wikle Melissa K.	Open-market sale	2,825	$143.28	7,572

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.