Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001193125-11-036257
Filing Date
2011-02-15
Accepted
2011-02-15 08:30:38
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G AMENDMENT NO. 1 dsc13ga.htm SC 13G/A 55500
  Complete submission text file 0001193125-11-036257.txt   57175
Mailing Address 11270 WEST PARK PLACE MILWAUKEE WI 53224
Business Address 11270 WEST PARK PLACE MILWAUKEE WI 53224 4143594000
SMITH A O CORP (Subject) CIK: 0000091142 (see all company filings)

EIN.: 390619790 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-13157 | Film No.: 11612436
SIC: 3621 Motors & Generators

Mailing Address
Business Address 99 SUMMER STREET BOSTON MA 02110
FRONTIER CAPITAL MANAGEMENT CO LLC (Filed by) CIK: 0001216488 (see all company filings)

EIN.: 043492668 | State of Incorp.: DE
Type: SC 13G/A