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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000354204-21-000526
Filing Date
2021-02-16
Accepted
2021-02-12 18:42:47
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC SCHEDULE 13G SEC13G_Filing.htm SC 13G/A 17671
  Complete submission text file 0000354204-21-000526.txt   19504
Mailing Address 8550 MOSLEY DRIVE P O BOX 12818 8550 MOSLEY DRIVE P O BOX 12818 HOUSTON TX 77075
Business Address 8550 MOSLEY DR POST OFFICE BOX 12818 HOUSTON TX 77075 7139446900
POWELL INDUSTRIES INC (Subject) CIK: 0000080420 (see all company filings)

IRS No.: 880106100 | State of Incorp.: NV | Fiscal Year End: 0930
Type: SC 13G/A | Act: 34 | File No.: 005-43757 | Film No.: 21630888
SIC: 3613 Switchgear & Switchboard Apparatus

Mailing Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746
Business Address 6300 BEE CAVE ROAD BUILDING ONE AUSTIN TX 78746 (512) 306-7400
DIMENSIONAL FUND ADVISORS LP (Filed by) CIK: 0000354204 (see all company filings)

IRS No.: 222370029 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000