Form SCHEDULE 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0001193125-25-300922
Filing Date
2025-11-26
Accepted
2025-11-26 18:27:52
Documents
2

Document Format Files

Seq Description Document Type Size
1 primary_doc.html SCHEDULE 13D/A  
1 primary_doc.xml SCHEDULE 13D/A 8592
2 EX-99.A ck0000000000-ex99_a.pdf EX-99.A 105481
  Complete submission text file 0001193125-25-300922.txt   155838
Mailing Address 726 BELL AVENUE SUITE 301 CARNEGIE PA 15106
Business Address 726 BELL AVENUE SUITE 301 CARNEGIE PA 15106 412-456-4400
AMPCO PITTSBURGH CORP (Subject) CIK: 0000006176 (see all company filings)

EIN.: 251117717 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SCHEDULE 13D/A | Act: 34 | File No.: 005-08805 | Film No.: 251531843
SIC: 3561 Pumps & Pumping Equipment
(CF Office: 06 Technology)

Mailing Address 330 N. SEVENTH STREET STEUBENVILLE OH 43952
Business Address 330 N. SEVENTH STREET STEUBENVILLE OH 43952 740.283.3722
Louis Berkman Investment CO (Filed by) CIK: 0001351834 (see all company filings)

EIN.: 542095416 | State of Incorp.: OH | Fiscal Year End: 1231
Type: SCHEDULE 13D/A