Summary
Updated Aug 30, 2026
Jon-Al Duplantier files SEC Form 4 reports at Stellar Bancorp, Inc. (STEL). 3 SEC Form 4 filings on record going back to 2025, most recently on 1 July 2026.
Recent Transactions
3Every recent SEC Form 4 transaction Jon-Al Duplantier has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jon-Al Duplantier go back to 2025: 3 primary Form 4 filings, an average of 1.5 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 have reported open-market trades at the same companies as Jon-Al Duplantier. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- William E. Wilson Jr. - $740K of STEL open-market activity on record
- Iii Ramon A. Vitulli, - $270K of STEL open-market activity on record
- Paul P. Egge - $188K of STEL open-market activity on record
- Justin M. Long - $126K of STEL open-market activity on record
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Jon-Al Duplantier?
Jon-Al Duplantier is a corporate insider of Stellar Bancorp, Inc. (STEL). 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 Jon-Al Duplantier submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Jon-Al Duplantier'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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