Louis Berkman Investment CO is a corporate insider at AMPCO PITTSBURGH CORP (AP) filing SEC Form 4 transactions. 5,437 transactions, totaling $1,922,247 in purchases and $38,106,926 in sales. Source: SEC EDGAR.
Louis Berkman Investment CO (reporter CIK 0001351834) has filed 5437 Form 4 insider transactions across AMPCO PITTSBURGH COR. Trading pattern is sell-heavy, with most recent activity logged 2025-11-17. Primary company: AMPCO PITTSBURGH CORP (AP). Most active venue: AMPCO PITTSBURGH CORP (AP) — 5437 transactions. Recent filings: AMPCO PITTSBURGH COR (AP) — Bought 93,000 shares @ $3; AMPCO PITTSBURGH COR (AP) — Bought 551,604 shares @ $2; AMPCO PITTSBURGH COR (AP) — Sold 2,601,762 shares @ $0.
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
| Purchase | 93,000 | $2.67 | $248K | 3,127,792 | 11/17/2025 Filed: 11/26/2025 | Filing → | |
| Purchase | 551,604 | $2.50 | $1.38M | 3,034,793 | 11/21/2022 Filed: 11/23/2022 | Filing → | |
| J | 2,601,762 | $0.00 | $0 | 0 | 9/16/2020 Filed: 9/18/2020 | Filing → | |
| J | 1,161,427 | - | - | 1,161,427 | 9/16/2020 Filed: 9/18/2020 | Filing → | |
| J | 1,161,427 | - | - | 2,483,189 | 9/16/2020 Filed: 9/18/2020 | Filing → | |
| Purchase | 4,745 | $4.34 | $21K | 1,321,762 | 5/23/2019 Filed: 5/28/2019 | Filing → | |
| Purchase | 10,000 | $4.31 | $43K | 1,317,017 | 5/22/2019 Filed: 5/23/2019 | Filing → | |
| Purchase | 10,000 | $4.31 | $43K | 1,307,017 | 5/21/2019 Filed: 5/22/2019 | Filing → | |
| Purchase | 1,500 | $4.45 | $7K | 1,297,017 | 5/20/2019 Filed: 5/21/2019 | Filing → | |
| Purchase | 8,226 | $4.36 | $36K | 1,295,517 | 5/17/2019 Filed: 5/21/2019 | Filing → | |
| Purchase | 1,585 | $4.05 | $6K | 1,287,291 | 5/16/2019 Filed: 5/21/2019 | Filing → | |
| Purchase | 9,000 | $4.01 | $36K | 1,285,706 | 5/15/2019 Filed: 5/21/2019 | Filing → | |
| Purchase | 500 | $4.03 | $2K | 1,276,706 | 5/15/2019 Filed: 5/21/2019 | Filing → | |
| Purchase | 500 | $4.02 | $2K | 1,276,206 | 5/15/2019 Filed: 5/21/2019 | Filing → | |
| Purchase | 8,226 | $4.36 | $36K | 1,295,517 | 3/17/2019 Filed: 5/20/2019 | Filing → | |
| Purchase | 1,585 | $4.05 | $6K | 1,287,291 | 3/16/2019 Filed: 5/20/2019 | Filing → | |
| Purchase | 9,000 | $4.01 | $36K | 1,285,706 | 3/15/2019 Filed: 5/17/2019 | Filing → | |
| Purchase | 500 | $4.03 | $2K | 1,276,706 | 3/15/2019 Filed: 5/17/2019 | Filing → | |
| Purchase | 500 | $4.02 | $2K | 1,276,206 | 3/15/2019 Filed: 5/17/2019 | Filing → | |
| Sale | 100 | $11.00 | $1K | 1,275,706 | 7/30/2018 Filed: 7/31/2018 | Filing → |
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