Charles L. Watson - 02 Mar 2026 Form 4 Insider Report for LandBridge Co LLC (LB)

Role: Director
Signature: /s/ Scott L. McNeely, Attorney-In-Fact
Issuer symbol: LB
Transactions as of: 02 Mar 2026
Net transactions value: -$3,974,476
Form type: 4
Filing time: 06 Mar 2026, 17:05:39 UTC
Previous filing: 22 Sep 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
WATSON CHARLES L.	Director	5555 SAN FELIPE STREET, SUITE 1200, HOUSTON	/s/ Scott L. McNeely, Attorney-In-Fact	06 Mar 2026	0001914249

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LB	Class A shares	Sale	$2,272,348	-30,680	-26%	$74.07	86,920	02 Mar 2026	See Footnote	F1
transaction	LB	Class A shares	Sale	$727,072	-9,670	-11%	$75.19	77,250	04 Mar 2026	See Footnote	F1, F2
transaction	LB	Class A shares	Sale	$975,056	-13,000	-17%	$75.00	64,250	06 Mar 2026	See Footnote	F1
holding	LB	Class A shares						9,554	02 Mar 2026	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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.
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.

Content

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.

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.