Louis Berkman Investment CO
CIK: 0001351834
Transaction Breakdown
Open Market Buys (P)1 (100.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)0 (0.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
AP
AMPCO PITTSBURGH CORP
10% Owner
Discretionary Trading P&L
Holdings
About Louis Berkman Investment CO
Louis Berkman Investment CO (SEC CIK 0001351834) files insider reports with the SEC as 10% Owner of AMPCO PITTSBURGH CORP (AP).
Signal8 holds 1 ownership filing by Louis Berkman Investment CO, a Form 4, filed on Nov 26, 2025. Those filings report 1 transaction, the latest on Nov 17, 2025. Signal8's Form 4 history starts in Sep 2024.
The business address on Louis Berkman Investment CO's filings is in PITTSBURGH, PA.
Recent filings by Louis Berkman Investment CO
- Nov 17, 2025: Open-market purchase of AP shares (Form 4, code P).
Other insiders filing for AMPCO PITTSBURGH CORP (AP)
- McNair Darrell L, Director
- Lyon Samuel, President of Union Electric
- McBrayer Brett, Chief Executive Officer
- Anderson David George, VP, CFO & Treasurer, Pres. ALS
- PAUL LAURENCE E, Director
- GERMAN MICHAEL I, Director