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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001193125-19-083166
Filing Date
2019-03-22
Accepted
2019-03-22 12:18:32
Documents
1
Effectiveness Date
2019-03-22

Document Format Files

Seq Description Document Type Size
1 DEFA14A d724469ddefa14a.htm DEFA14A 23264
  Complete submission text file 0001193125-19-083166.txt   24327
Mailing Address 100 SIX PPG PLACE PITTSBURGH PA 15222
Business Address 1000 SIX PPG PLACE PITTSBURGH PA 15222 4123942800
ALLEGHENY TECHNOLOGIES INC (Filer) CIK: 0001018963 (see all company filings)

IRS No.: 251792394 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-12001 | Film No.: 19699053
SIC: 3317 Steel Pipe & Tubes