Summary
Updated Aug 31, 2026
Jonathan Barr Blanton is Director of LANDSTAR SYSTEM INC (LSTR). 2 SEC Form 4 filings on record going back to 2025, most recently on 8 May 2026.
Recent Transactions
2Every recent SEC Form 4 transaction Jonathan Barr Blanton has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jonathan Barr Blanton go back to 2025: 2 primary Form 4 filings, an average of 1.0 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 Jonathan Barr Blanton 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.
- Diana M. Murphy - $2.49M of LSTR open-market activity in the last 12 months
- James P. Todd - $262K of LSTR 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 Jonathan Barr Blanton?
Jonathan Barr Blanton is a corporate insider, tracked as Director of LANDSTAR SYSTEM INC (LSTR). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Jonathan Barr Blanton last file a Form 4?
The most recent primary Form 4 on record is dated 8 May 2026, one of 2 filings going back to 2025.
Where can I see all of Jonathan Barr Blanton'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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