Ziemba Lawrence Michael

SEC Form 4 insider trading activity

Ziemba Lawrence Michael has filed 3 SEC Form 4 filings (4 transaction rows) across 3 companies, including PAGP, PAA, PBF, with disclosures dating back to 2026. 3 of those filings fall inside the rolling window. Most recent filing: Aug 17, 2026.

On the most recent filing, Ziemba Lawrence Michael is listed as Director at PLAINS ALL AMERICAN PIPELINE LP. Inside the rolling window, Ziemba Lawrence Michael reported no open-market purchases and 1 open-market sale totaling $51K in PAA.

Companies traded

Other insiders at PAGP

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$51K

reported sales (SEC code S)

Companies

3

in the rolling window

Source
PAA
Ziemba Lawrence Michael
Sale$51KJun 30SEC ↗

Frequently asked questions

How many SEC Form 4 filings has Ziemba Lawrence Michael made?

Ziemba Lawrence Michael has filed 3 SEC Form 4 filings (4 transaction rows) across 3 companies, including PAGP, PAA, PBF since 2026.

Which companies does Ziemba Lawrence Michael trade?

Ziemba Lawrence Michael has filed SEC Form 4 disclosures for 3 companies, including PAGP, PAA, PBF.

When was Ziemba Lawrence Michael's most recent SEC Form 4 filing?

Ziemba Lawrence Michael's most recent SEC Form 4 filing on Tracefour is dated Aug 17, 2026.

What is Ziemba Lawrence Michael's total buy and sell value in the current window?

Inside the rolling retention window, Ziemba Lawrence Michael bought $0 and sold $51K based on SEC Form 4 filings.

What was Ziemba Lawrence Michael's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 2,346 PAA shares on 2026-06-29, worth $51K, per SEC Form 4 filings.