Summary
Updated Aug 31, 2026
Scott Thomas Szwejbka is SVP, HIP Segment Head of WESTLAKE CORP (WLK). 4 SEC Form 4 filings on record going back to 2025, most recently on 23 February 2026.
Recent Transactions
6Every recent SEC Form 4 transaction Scott Thomas Szwejbka has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Scott Thomas Szwejbka go back to 2025: 4 primary Form 4 filings, an average of 2.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Scott Thomas Szwejbka 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 of WLK open-market activity in the last 12 months
- Mark Steven Bender - $3.60M of WLK open-market activity in the last 12 months
- Robert F. Buesinger - $461K of WLK open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Scott Thomas Szwejbka?
Scott Thomas Szwejbka is a corporate insider, tracked as SVP, HIP Segment Head of WESTLAKE CORP (WLK). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Scott Thomas Szwejbka last file a Form 4?
The most recent primary Form 4 on record is dated 23 February 2026, one of 4 filings going back to 2025.
Where can I see all of Scott Thomas Szwejbka's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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