Lawrence Michael Ziemba
Director · PLAINS GP HOLDINGS LP
IndividualSelling only
- 2025
- Aug 17, 2026
- 3
Other insiders active in the same sector
No other insider has filed at Lawrence Michael Ziemba's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Robert W. Gerrity - $4.84M in VTS purchases and sales in the last 12 months
- Michael A. Henschen II - $4.83M in MPC purchases and sales in the last 12 months
- David Sproule - $4.79M in INR purchases and sales in the last 12 months
- Timothy A. Leach - $4.75M in COP purchases and sales in the last 12 months
- Stephane Biguet - $4.45M in SLB purchases and sales in the last 12 months
- Mark Richard - $4.44M in HAL purchases and sales in the last 12 months
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Frequently asked questions
Who is Lawrence Michael Ziemba?
Lawrence Michael Ziemba is a corporate insider, tracked as Director of PLAINS GP HOLDINGS LP (PAGP). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Lawrence Michael Ziemba submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Lawrence Michael Ziemba been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($51K) across all tracked filings.
