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Ziemba Lawrence Michael

In the past year, 1 open-market sale filing worth $51.5K and no purchases.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
–
0 filings
Sold
$51.5K
1 filing
Net
−$51.5K
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Ziemba Lawrence Michael as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

PAA Plains All American Pipeline LP

Director1 trade

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jun 30, 2026 (view filing)Jun 291 dayZiemba Lawrence MichaelDirectorSSaleCommon Units−2.35K$21.95−$51.5K−100.0%0 after