InsiderTrades

Form 4 for LB LandBridge Co LLC

Accepted 2026-03-06 00:00:00 ET · period of report 2026-03-02 · accession 0001193125-26-096859 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
MI 2026-03-06 2026-03-02+ LB WATSON CHARLES L. Dir S - Sale $74.50 -53.4K 64.2K -45% -$3.97M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A shares 2026-03-02 S D 30,680 $74.07 86,920 I See Footnote — — (F1) Includes 64,250 Class A shares representing limited liability company interests (the "Class A shares") in LandBridge Company LLC that are directly held by Wincrest Ventures, LP ("Wincrest Ventures"). The reporting person is the chief executive officer of Wincrest Ventures, and the reporting person and his wife jointly own 100% of the ownership interests in Wincrest Investments Inc., the sole general partner of Wincrest Ventures. As a result of the foregoing, the reporting person may exercise voting and investment control over the Class A shares held by Wincrest Ventures and may be deemed to be the beneficial owner thereof. The reporting person disclaims beneficial ownership of Class A shares in excess of his pecuniary interest therein, if any.
2 Common Class A shares 2026-03-04 S D 9,670 $75.19 77,250 I See Footnote — — (F2) The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.1477 to $75.6468 per share. (F1) Includes 64,250 Class A shares representing limited liability company interests (the "Class A shares") in LandBridge Company LLC that are directly held by Wincrest Ventures, LP ("Wincrest Ventures"). The reporting person is the chief executive officer of Wincrest Ventures, and the reporting person and his wife jointly own 100% of the ownership interests in Wincrest Investments Inc., the sole general partner of Wincrest Ventures. As a result of the foregoing, the reporting person may exercise voting and investment control over the Class A shares held by Wincrest Ventures and may be deemed to be the beneficial owner thereof. The reporting person disclaims beneficial ownership of Class A shares in excess of his pecuniary interest therein, if any.
3 Common Class A shares 2026-03-06 S D 13,000 $75.00 64,250 I See Footnote — — (F1) Includes 64,250 Class A shares representing limited liability company interests (the "Class A shares") in LandBridge Company LLC that are directly held by Wincrest Ventures, LP ("Wincrest Ventures"). The reporting person is the chief executive officer of Wincrest Ventures, and the reporting person and his wife jointly own 100% of the ownership interests in Wincrest Investments Inc., the sole general partner of Wincrest Ventures. As a result of the foregoing, the reporting person may exercise voting and investment control over the Class A shares held by Wincrest Ventures and may be deemed to be the beneficial owner thereof. The reporting person disclaims beneficial ownership of Class A shares in excess of his pecuniary interest therein, if any.