Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Mark A. McCollum files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Albert Chao - $6.13M in WLK purchases and sales in the last 12 months
- Mark Steven Bender - $3.60M in WLK purchases and sales in the last 12 months
- Robert F. Buesinger - $461K in WLK purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Mark A. McCollum?
Mark A. McCollum is a corporate insider, tracked as Director of WESTLAKE CORP (WLK). InsiderAlpha holds 10 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. McCollum submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
