<SEC-DOCUMENT>0001193125-25-300922-index.html : 20251126
<SEC-HEADER>0001193125-25-300922.hdr.sgml : 20251126
<ACCEPTANCE-DATETIME>20251126182752
ACCESSION NUMBER:		0001193125-25-300922
CONFORMED SUBMISSION TYPE:	SCHEDULE 13D/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20251126
DATE AS OF CHANGE:		20251126

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMPCO PITTSBURGH CORP
		CENTRAL INDEX KEY:			0000006176
		STANDARD INDUSTRIAL CLASSIFICATION:	PUMPS & PUMPING EQUIPMENT [3561]
		ORGANIZATION NAME:           	06 Technology
		EIN:				251117717
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-08805
		FILM NUMBER:		251531843

	BUSINESS ADDRESS:	
		STREET 1:		726 BELL AVENUE
		STREET 2:		SUITE 301
		CITY:			CARNEGIE
		STATE:			PA
		ZIP:			15106
		BUSINESS PHONE:		412-456-4400

	MAIL ADDRESS:	
		STREET 1:		726 BELL AVENUE
		STREET 2:		SUITE 301
		CITY:			CARNEGIE
		STATE:			PA
		ZIP:			15106

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SCREW & BOLT CORP OF AMERICA
		DATE OF NAME CHANGE:	19710518

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Louis Berkman Investment CO
		CENTRAL INDEX KEY:			0001351834
		ORGANIZATION NAME:           	
		EIN:				542095416
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		330 N. SEVENTH STREET
		CITY:			STEUBENVILLE
		STATE:			OH
		ZIP:			43952
		BUSINESS PHONE:		740.283.3722

	MAIL ADDRESS:	
		STREET 1:		330 N. SEVENTH STREET
		CITY:			STEUBENVILLE
		STATE:			OH
		ZIP:			43952
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13D/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.A
<SEQUENCE>2
<FILENAME>ck0000000000-ex99_a.pdf
<DESCRIPTION>EX-99.A
<TEXT>
Document 2 - file: ck0000000000-ex99_a.pdf

</DOCUMENT>
</SEC-DOCUMENT>