Mark A. Zwecker
Director · PERMA FIX ENVIRONMENTAL SERVICES INC
Individual
- 2024
- Oct 2, 2026
- 11
Other insiders active in the same stocks
Insiders who have reported open-market trades at the same companies as Mark A. Zwecker. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Kerry C. Duggan - $49K in PESI purchases and sales on record
- Larry Shelton - $18K in PESI purchases and sales on record
- Mark Duff - $7K in PESI purchases and sales on record
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Frequently asked questions
Who is Mark A. Zwecker?
Mark A. Zwecker is a corporate insider, tracked as Director of PERMA FIX ENVIRONMENTAL SERVICES INC (PESI). InsiderAlpha holds 11 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Mark A. Zwecker submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
