Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001258897-20-000761
Filing Date
2020-02-12
Accepted
2020-02-12 10:26:33
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G dfs023.htm SC 13G 51248
  Complete submission text file 0001258897-20-000761.txt   52983
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)

EIN.: 222370029 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000

Mailing Address 100 SIX PPG PLACE PITTSBURGH PA 15222
Business Address 1000 SIX PPG PLACE PITTSBURGH PA 15222 4123942800
ALLEGHENY TECHNOLOGIES INC (Subject) CIK: 0001018963 (see all company filings)

EIN.: 251792394 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-46715 | Film No.: 20600969
SIC: 3317 Steel Pipe & Tubes