InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
No signal scores available.
Explore the detailed record of transactions filed by Lieberman William K, Director. Officer active across 1 company, notably Ampco Pittsburgh CORP. Cumulatively, 5 reports have been logged. Activity tracked since 13 May 2021. The latest transaction was disclosed on 15 May 2025 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Lieberman William K
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Declarations5 total
12,728 shares0Common StockSEC:0000950170-25-072668:0
12,728 shares0Common StockSEC:0000950170-24-061411:0
12,728 shares0Common StockSEC:0001209191-23-030544:0
12,728 shares0Common StockSEC:0001209191-22-027556:0
12,196 shares@ US$5.74100.0% of flowCommon StockSEC:0001209191-21-032583:0
5 of 5 declarations
About Lieberman William K
LIEBERMAN WILLIAM K serves as a Director at AMPCO PITTSBURGH CORP. He contributes to the governance of the company, bringing his expertise to guide strategic decisions and ensure compliance with regulatory requirements. His role is essential for maintaining clear and responsible leadership.
