SEC Form 4 · Updated Daily

AOS

— A. O. SMITH CORPORATION 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
O TOOLE ROBERT J	Director	308,988	2011-04-11	A
JONES PAUL W	Director	173,216	2020-11-02	S
Wheeler Kevin J.	Director	136,692	2026-02-13	M
SMITH MARK D	Director	118,504	2026-04-13	A
STERN JAMES F	Director	103,134	2026-02-13	M
Petrarca Mark A	Officer	89,091	2024-02-08	M
WULF GENE C	Director	87,958	2022-04-12	A
ROMOSER W DAVID	Officer	59,987	2007-04-24	M
Rajendra Ajita G	Director	58,577	2024-04-09	A
Vallett William L Jr	Officer	55,568	2018-02-09	M
KITA JOHN J	Officer	50,147	2019-02-08	A
Lauber Charles T	Director	49,312	2026-02-13	M
WOLF IDELLE K	Director	46,140	2024-02-07	S
BEDNAR RANDALL S	Officer	43,058	2016-02-11	M
MURPHY TERRY M	Officer	40,967	2011-02-11	M
RETTLER STEVE W	Officer	29,918	2014-02-07	M
Kadri Ilham	Director	23,579	2026-04-13	A
MASSA RONALD E	Officer	23,178	2007-10-22	F
Goodwin Wallace E	Officer	18,550	2022-02-11	M
COLE MICHAEL J	Officer	17,837	2008-12-17	S
BISHOP CHARLES J	Officer	17,325	2006-10-09	F
BUEHLER WILLIAM F	Director	15,131	2010-04-12	A
Warren David R	Officer	14,739	2024-02-08	M
Smith Family Trusts	10%+ Owner	14,670	2009-04-22	J
Ding Wei	Officer	11,668	2020-02-13	A
Larsen Michael M	Officer	11,425	2023-03-06	P
CURRENT GLOSTER B JR	Director	11,060	2015-02-04	S
Heideman Robert J	Officer	9,915	2025-02-07	M
Kempken Daniel L	Officer	9,087	2023-02-10	F
MAPES CHRISTOPHER L	Director	8,684	2026-04-13	A
Anderson Stephen	Reporting Owner	7,905	2015-02-13	M
BROUWER WILFRIDUS M	Officer	7,630	2018-03-06	S
O'Brien Stephen D.	Officer	6,863	2026-02-13	M
MARTIN LOIS M	Director	6,445	2026-04-13	A
Fister Todd W	Officer	6,356	2026-04-13	A
Martineau Peter R	Officer	6,033	2019-02-08	A
Exum Earl E.	Director	4,286	2023-04-11	A
Karge Douglas Samuel	Officer	4,218	2026-02-13	M
Dana Paul R	Officer	4,021	2021-02-16	G
Scheppele Stephanie Melissa	Officer	3,995	2025-02-07	M
Gurholt Helen E	Officer	2,903	2021-05-04	M
Carver Samuel M.	Officer	2,713	2026-02-23	G
Otchere Benjamin A	Officer	2,693	2026-02-13	M
DasGupta Anindadeb Vjaykumar	Officer	2,377	2022-02-11	M
Schuh Darrell W.	Officer	2,201	2026-03-04	S
Ackerman Patricia K	Director	2,102	2022-02-11	M
HOLT VICTORIA M	Director	1,922	2021-04-13	A
Selby Curtis E	Officer	1,306	2024-08-01	—
BROWN RONALD D	Director	1,100	2024-07-30	S
SMITH BRUCE M	Director	142	2021-07-12	A
Cheng Ming	Officer	45	2025-07-07	—
Anderson Carrie L	Officer	0	2026-07-01	—
GREUBEL WILLIAM P	Director	0	2018-02-01	S

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-07-01	Anderson Carrie L	—	—	—	0
2026-07-01	Anderson Carrie L	Grant / award (derivative)	32,060	$62.38	32,060
2026-04-23	Saak Aaron W	Grant / award (derivative)	2,296	$65.34	2,296
2026-04-13	Fister Todd W	Grant / award	2,262	$66.32	6,356
2026-04-13	HOLT VICTORIA M	Grant / award (derivative)	2,262	$66.32	13,284
2026-04-13	Kadri Ilham	Grant / award	2,262	$66.32	23,579
2026-04-13	Larsen Michael M	Grant / award (derivative)	2,262	$66.32	13,284
2026-04-13	MAPES CHRISTOPHER L	Grant / award	2,262	$66.32	8,684
2026-04-13	MARTIN LOIS M	Grant / award	2,262	$66.32	6,445
2026-04-13	SMITH MARK D	Grant / award	2,262	$66.32	118,504
2026-04-13	Saak Aaron W	Grant / award (derivative)	2,262	$66.32	2,262
2026-03-04	Schuh Darrell W.	Open-market sale	1,104	$74.39	2,201
2026-02-23	Carver Samuel M.	Gift	1,144	—	2,713
2026-02-13	Carver Samuel M.	Option exercise (derivative)	2,605	$0.00	0
2026-02-13	Carver Samuel M.	Grant / award	709	$79.89	3,857
2026-02-13	Carver Samuel M.	Tax withholding	1,026	$79.89	3,148
2026-02-13	Carver Samuel M.	Option exercise	2,605	$0.00	4,174
2026-02-13	Karge Douglas Samuel	Option exercise (derivative)	1,415	$0.00	0
2026-02-13	Karge Douglas Samuel	Grant / award	338	$79.89	3,890
2026-02-13	Karge Douglas Samuel	Tax withholding	666	$79.89	3,552
2026-02-13	Karge Douglas Samuel	Option exercise	1,415	$0.00	4,218
2026-02-13	Lauber Charles T	Option exercise (derivative)	9,460	$0.00	0
2026-02-13	Lauber Charles T	Grant / award	2,254	$79.89	47,119
2026-02-13	Lauber Charles T	Tax withholding	4,447	$79.89	44,865
2026-02-13	Lauber Charles T	Option exercise	9,460	$0.00	49,312
2026-02-13	Kulkarni Parag	Option exercise (derivative)	1,115	$0.00	7,605
2026-02-13	O'Brien Stephen D.	Option exercise (derivative)	2,905	$0.00	0
2026-02-13	O'Brien Stephen D.	Grant / award	791	$0.00	6,510
2026-02-13	O'Brien Stephen D.	Tax withholding	1,144	$0.00	5,719
2026-02-13	O'Brien Stephen D.	Option exercise	2,905	$0.00	6,863
2026-02-13	Otchere Benjamin A	Option exercise (derivative)	1,460	$0.00	0
2026-02-13	Otchere Benjamin A	Tax withholding	545	$79.89	2,148
2026-02-13	Otchere Benjamin A	Option exercise	1,460	$0.00	2,693
2026-02-13	Qiu Jack	Option exercise (derivative)	3,275	$0.00	0
2026-02-13	Schuh Darrell W.	Option exercise (derivative)	1,460	$0.00	0
2026-02-13	Schuh Darrell W.	Open-market sale	356	$79.89	3,295
2026-02-13	Schuh Darrell W.	Option exercise	1,460	$0.00	3,651
2026-02-13	STERN JAMES F	Option exercise (derivative)	6,850	$0.00	0
2026-02-13	STERN JAMES F	Grant / award	1,633	$79.89	101,547
2026-02-13	STERN JAMES F	Tax withholding	3,220	$79.89	99,914

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