Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001104659-21-023870
Filing Date
2021-02-16
Accepted
2021-02-16 16:03:11
Documents
3
Group Members
DAVID E. SHAW

Document Format Files

Seq Description Document Type Size
1 SC 13G/A tm215909d10_sc13ga.htm SC 13G/A 49931
2 EXHIBIT 1 tm215909d10_ex1.htm EX-99.1 5745
3 EXHIBIT 2 tm215909d10_ex2.htm EX-99.2 4379
  Complete submission text file 0001104659-21-023870.txt   61764
Mailing Address 1166 AVENUE OF THE AMERICAS NINTH FLOOR NEW YORK NY 10036
Business Address 1166 AVENUE OF THE AMERICAS NINTH FLOOR NEW YORK NY 10036 2124780000
D. E. SHAW & CO, L.P. (Filed by) CIK: 0001009268 (see all company filings)

EIN.: 133695715 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A

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/A | Act: 34 | File No.: 005-46715 | Film No.: 21637911
SIC: 3317 Steel Pipe & Tubes