Updated Jul 16, 2026 · Last SEC filing 2026-06-16
LANDSTAR SYSTEM INC (LSTR) has filed 10 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-16. 3 Form 8-K material event filings were reported by LSTR in the last 90 days. 4 Form 144 notices of proposed sale were filed for LSTR stock. InsiderAlpha tracks every LSTR SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0000853816 |
|---|
| Form 4 filings (90d) | 10 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 4 |
| Latest Form 4 filing | 2026-06-16 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Todd James P | VP and CFO | S — Open-market sale | 1.2K | $218.17 | $262K | SEC | |
| MURPHY DIANA M | Director | S — Open-market sale | 11.2K | $221.28 | $2.49M | SEC | |
| MURPHY DIANA M | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| BANNISTER DAVID G/ | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| Liang James L | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| Scanlon George P | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| Akbari Dr. Homaira | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| WHITE TERESA L | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| HOUSEY HART MELANIE | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| Blanton Jonathan Barr | Director | A — Grant or award | 825 | $0.00 | — | SEC | |
| Miller Matthew | Chief Safety & Operations | F — Tax withholding / forfeiture | 130 | $146.78 | $19K | SEC | |
| Lewis Terri M | Chief Human Resources Officer | A — Grant or award | 3.3K | $0.00 | — | SEC | |
| Lewis Terri M | Chief Human Resources Officer | A — Grant or award | 1.2K | $0.00 | — | SEC | |
| Lonegro Frank A | President & CEO | F — Tax withholding / forfeiture | 2.1K | $154.55 | $322K | SEC | |
| Lonegro Frank A | President & CEO | F — Tax withholding / forfeiture | 922 | $148.91 | $137K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for LANDSTAR SYSTEM INC (LSTR). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| MURPHY DIANA M | 2 | $2.49M |
| HOUSEY HART MELANIE | 1 | — |
| BANNISTER DAVID G/ | 1 | — |
| Scanlon George P | 1 | — |
| Todd James P | 1 | $262K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in LSTR insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
Open the live LSTR dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.