LB

SEC source: 0000950170-25-078545 · ownership.xml · derivative · entry 4

LandBridge Holdings LLC · CIK 0002029175 · Director · 10% owner

Five Point Energy Fund II AIV-VII LP · CIK 0002028478 · Director · 10% owner

Five Point Energy Fund III AIV-VIII LP · CIK 0002028439 · Director · 10% owner

Five Point Energy GP II LP · CIK 0002028446 · Director · 10% owner

Five Point Energy GP II LLC · CIK 0002028396 · Director · 10% owner

Five Point Energy GP III LP · CIK 0002028366 · Director · 10% owner

Five Point Energy GP III LLC · CIK 0002028367 · Director · 10% owner

Capobianco David N · CIK 0001298438 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,241,496

Underlying: Class A Shares · 1,900,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · kind: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F2 · kind: In connection with the sale by the Reporting Person pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, the Reporting Person (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F1 · price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F3 · balance_after: Reflects the cancellation of 34,674 OpCo Units and 51,682 OpCo Units (each, together with the cancellation of a corresponding number of Class B Shares) in lieu of the payment of a tax distribution by OpCo to the Issuer in excess of the Issuer's current income tax obligation for the three months ended December 31, 2024 and March 31, 2025, respectively. The number of cancelled OpCo Units was determined based on the Class A Share price as of the tax distribution date.

F4 · ownership.direct: The Reporting Person is controlled by a board of managers consisting of five members. Five Point Energy Fund II AIV-VII LP, a Delaware limited partnership ("Fund II") and Five Point Energy Fund III AIV-VIII LP, a Delaware limited partnership ("Fund III"), collectively own 97.4% of the capital interests of the Reporting Person and have the right to appoint a majority of the members of the board of managers of the Reporting Person. Five Point Energy GP II LP, a Delaware limited partnership ("GP II LP") is the sole general partner of Fund II. Five Point Energy GP II LLC, a Delaware limited liability company ("GP II LLC") is the sole general partner GP II LP. Five Point Energy GP III LP, a Delaware limited partnership ("GP III LP") is the sole general partner of Fund III.

F5 · ownership.direct: (Continued from footnote 4) Five Point Energy GP III LLC, a Delaware limited liability company ("GP III LLC") is the sole general partner of GP III LP. Each of GP II LLC and GP III LLC is controlled by David N. Capobianco as each respective entity's sole member. As a result of the foregoing, Mr. Capobianco may exercise voting and dispositive power over the Class B Shares held by the Reporting Person and may be deemed to be the beneficial owner thereof. Mr. Capobianco disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-25-078545 · ownership.xml · nonDerivative · entry 3

LandBridge Holdings LLC · CIK 0002029175 · Director · 10% owner

Five Point Energy Fund II AIV-VII LP · CIK 0002028478 · Director · 10% owner

Five Point Energy Fund III AIV-VIII LP · CIK 0002028439 · Director · 10% owner

Five Point Energy GP II LP · CIK 0002028446 · Director · 10% owner

Five Point Energy GP II LLC · CIK 0002028396 · Director · 10% owner

Five Point Energy GP III LP · CIK 0002028366 · Director · 10% owner

Five Point Energy GP III LLC · CIK 0002028367 · Director · 10% owner

Capobianco David N · CIK 0001298438 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F2 · kind: In connection with the sale by the Reporting Person pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, the Reporting Person (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F2 · price: In connection with the sale by the Reporting Person pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, the Reporting Person (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F4 · ownership.direct: The Reporting Person is controlled by a board of managers consisting of five members. Five Point Energy Fund II AIV-VII LP, a Delaware limited partnership ("Fund II") and Five Point Energy Fund III AIV-VIII LP, a Delaware limited partnership ("Fund III"), collectively own 97.4% of the capital interests of the Reporting Person and have the right to appoint a majority of the members of the board of managers of the Reporting Person. Five Point Energy GP II LP, a Delaware limited partnership ("GP II LP") is the sole general partner of Fund II. Five Point Energy GP II LLC, a Delaware limited liability company ("GP II LLC") is the sole general partner GP II LP. Five Point Energy GP III LP, a Delaware limited partnership ("GP III LP") is the sole general partner of Fund III.

F5 · ownership.direct: (Continued from footnote 4) Five Point Energy GP III LLC, a Delaware limited liability company ("GP III LLC") is the sole general partner of GP III LP. Each of GP II LLC and GP III LLC is controlled by David N. Capobianco as each respective entity's sole member. As a result of the foregoing, Mr. Capobianco may exercise voting and dispositive power over the Class B Shares held by the Reporting Person and may be deemed to be the beneficial owner thereof. Mr. Capobianco disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-25-078545 · ownership.xml · nonDerivative · entry 2

LandBridge Holdings LLC · CIK 0002029175 · Director · 10% owner

Five Point Energy Fund II AIV-VII LP · CIK 0002028478 · Director · 10% owner

Five Point Energy Fund III AIV-VIII LP · CIK 0002028439 · Director · 10% owner

Five Point Energy GP II LP · CIK 0002028446 · Director · 10% owner

Five Point Energy GP II LLC · CIK 0002028396 · Director · 10% owner

Five Point Energy GP III LP · CIK 0002028366 · Director · 10% owner

Five Point Energy GP III LLC · CIK 0002028367 · Director · 10% owner

Capobianco David N · CIK 0001298438 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,900,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F2 · kind: In connection with the sale by the Reporting Person pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, the Reporting Person (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F1 · price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F4 · ownership.direct: The Reporting Person is controlled by a board of managers consisting of five members. Five Point Energy Fund II AIV-VII LP, a Delaware limited partnership ("Fund II") and Five Point Energy Fund III AIV-VIII LP, a Delaware limited partnership ("Fund III"), collectively own 97.4% of the capital interests of the Reporting Person and have the right to appoint a majority of the members of the board of managers of the Reporting Person. Five Point Energy GP II LP, a Delaware limited partnership ("GP II LP") is the sole general partner of Fund II. Five Point Energy GP II LLC, a Delaware limited liability company ("GP II LLC") is the sole general partner GP II LP. Five Point Energy GP III LP, a Delaware limited partnership ("GP III LP") is the sole general partner of Fund III.

F5 · ownership.direct: (Continued from footnote 4) Five Point Energy GP III LLC, a Delaware limited liability company ("GP III LLC") is the sole general partner of GP III LP. Each of GP II LLC and GP III LLC is controlled by David N. Capobianco as each respective entity's sole member. As a result of the foregoing, Mr. Capobianco may exercise voting and dispositive power over the Class B Shares held by the Reporting Person and may be deemed to be the beneficial owner thereof. Mr. Capobianco disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-25-078545 · ownership.xml · nonDerivative · entry 1

LandBridge Holdings LLC · CIK 0002029175 · Director · 10% owner

Five Point Energy Fund II AIV-VII LP · CIK 0002028478 · Director · 10% owner

Five Point Energy Fund III AIV-VIII LP · CIK 0002028439 · Director · 10% owner

Five Point Energy GP II LP · CIK 0002028446 · Director · 10% owner

Five Point Energy GP II LLC · CIK 0002028396 · Director · 10% owner

Five Point Energy GP III LP · CIK 0002028366 · Director · 10% owner

Five Point Energy GP III LLC · CIK 0002028367 · Director · 10% owner

Capobianco David N · CIK 0001298438 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,241,496

F1 · security: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · kind: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F2 · kind: In connection with the sale by the Reporting Person pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, the Reporting Person (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F1 · price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F3 · balance_after: Reflects the cancellation of 34,674 OpCo Units and 51,682 OpCo Units (each, together with the cancellation of a corresponding number of Class B Shares) in lieu of the payment of a tax distribution by OpCo to the Issuer in excess of the Issuer's current income tax obligation for the three months ended December 31, 2024 and March 31, 2025, respectively. The number of cancelled OpCo Units was determined based on the Class A Share price as of the tax distribution date.

F4 · ownership.direct: The Reporting Person is controlled by a board of managers consisting of five members. Five Point Energy Fund II AIV-VII LP, a Delaware limited partnership ("Fund II") and Five Point Energy Fund III AIV-VIII LP, a Delaware limited partnership ("Fund III"), collectively own 97.4% of the capital interests of the Reporting Person and have the right to appoint a majority of the members of the board of managers of the Reporting Person. Five Point Energy GP II LP, a Delaware limited partnership ("GP II LP") is the sole general partner of Fund II. Five Point Energy GP II LLC, a Delaware limited liability company ("GP II LLC") is the sole general partner GP II LP. Five Point Energy GP III LP, a Delaware limited partnership ("GP III LP") is the sole general partner of Fund III.

F5 · ownership.direct: (Continued from footnote 4) Five Point Energy GP III LLC, a Delaware limited liability company ("GP III LLC") is the sole general partner of GP III LP. Each of GP II LLC and GP III LLC is controlled by David N. Capobianco as each respective entity's sole member. As a result of the foregoing, Mr. Capobianco may exercise voting and dispositive power over the Class B Shares held by the Reporting Person and may be deemed to be the beneficial owner thereof. Mr. Capobianco disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-25-078535 · ownership.xml · derivative · entry 4

Capobianco David N · CIK 0001298438 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 51,241,496

Underlying: Class A Shares · 1,900,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · derivative.exercise_price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · kind: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F2 · kind: In connection with the sale by LandBridge Holdings LLC ("LandBridge Holdings") pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, LandBridge Holdings (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F1 · price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F3 · balance_after: Reflects the cancellation of 34,674 OpCo Units and 51,682 OpCo Units (each, together with the cancellation of a corresponding number of Class B Shares) in lieu of the payment of a tax distribution by OpCo to the Issuer in excess of the Issuer's current income tax obligation for the three months ended December 31, 2024 and March 31, 2025, respectively. The number of cancelled OpCo Units was determined based on the Class A Share price as of the tax distribution date.

F4 · ownership.nature: LandBridge Holdings is ultimately controlled by the Reporting Person. As a result of the foregoing, the Reporting Person may exercise voting and dispositive power over the Class B Shares held by LandBridge Holdings and may be deemed to be the beneficial owner thereof. The Reporting Person disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-25-078535 · ownership.xml · nonDerivative · entry 3

Capobianco David N · CIK 0001298438 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 0

F2 · kind: In connection with the sale by LandBridge Holdings LLC ("LandBridge Holdings") pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, LandBridge Holdings (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F2 · price: In connection with the sale by LandBridge Holdings LLC ("LandBridge Holdings") pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, LandBridge Holdings (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F4 · ownership.nature: LandBridge Holdings is ultimately controlled by the Reporting Person. As a result of the foregoing, the Reporting Person may exercise voting and dispositive power over the Class B Shares held by LandBridge Holdings and may be deemed to be the beneficial owner thereof. The Reporting Person disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-25-078535 · ownership.xml · nonDerivative · entry 2

Capobianco David N · CIK 0001298438 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 1,900,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F2 · kind: In connection with the sale by LandBridge Holdings LLC ("LandBridge Holdings") pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, LandBridge Holdings (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F1 · price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F4 · ownership.nature: LandBridge Holdings is ultimately controlled by the Reporting Person. As a result of the foregoing, the Reporting Person may exercise voting and dispositive power over the Class B Shares held by LandBridge Holdings and may be deemed to be the beneficial owner thereof. The Reporting Person disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-25-078535 · ownership.xml · nonDerivative · entry 1

Capobianco David N · CIK 0001298438 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 51,241,496

F1 · security: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F1 · kind: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F2 · kind: In connection with the sale by LandBridge Holdings LLC ("LandBridge Holdings") pursuant to Rule 144 of the Securities Act of 1933, as amended, through a broker-dealer, on May 23, 2025, LandBridge Holdings (i) redeemed 1,900,000 OpCo Units (together with the cancellation of 1,900,000 Class B Shares) for 1,900,000 Class A Shares and (ii) sold 1,900,000 Class A Shares at a price per share of $75.25.

F1 · price: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ("OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests ("Class B Shares") in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer ("Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. OpCo Units do not expire. Class B Shares do not represent economic interests in the Issuer.

F3 · balance_after: Reflects the cancellation of 34,674 OpCo Units and 51,682 OpCo Units (each, together with the cancellation of a corresponding number of Class B Shares) in lieu of the payment of a tax distribution by OpCo to the Issuer in excess of the Issuer's current income tax obligation for the three months ended December 31, 2024 and March 31, 2025, respectively. The number of cancelled OpCo Units was determined based on the Class A Share price as of the tax distribution date.

F4 · ownership.nature: LandBridge Holdings is ultimately controlled by the Reporting Person. As a result of the foregoing, the Reporting Person may exercise voting and dispositive power over the Class B Shares held by LandBridge Holdings and may be deemed to be the beneficial owner thereof. The Reporting Person disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-24-139899 · ownership.xml · derivative · entry 2

LandBridge Holdings LLC · CIK 0002029175 · Director · 10% owner

Five Point Energy Fund II AIV-VII LP · CIK 0002028478 · Director · 10% owner

Five Point Energy Fund III AIV-VIII LP · CIK 0002028439 · Director · 10% owner

Five Point Energy GP II LP · CIK 0002028446 · Director · 10% owner

Five Point Energy GP II LLC · CIK 0002028396 · Director · 10% owner

Five Point Energy GP III LP · CIK 0002028366 · Director · 10% owner

Five Point Energy GP III LLC · CIK 0002028367 · Director · 10% owner

Capobianco David N · CIK 0001298438 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,227,852

Underlying: Class A Shares · 2,498,751 shares

Expires not disclosed

F1 · derivative.exercise_price: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the Reporting Person and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the Reporting Persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among the Reporting Person and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors. The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · kind: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the Reporting Person and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the Reporting Persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among the Reporting Person and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors. The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · price: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the Reporting Person and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the Reporting Persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among the Reporting Person and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors. The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F2 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ( "OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests (the "Class B Shares")) in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer (the "Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. The OpCo Units do not expire. The Class B Shares do not represent economic interests in the Issuer.

F2 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ( "OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests (the "Class B Shares")) in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer (the "Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. The OpCo Units do not expire. The Class B Shares do not represent economic interests in the Issuer.

F3 · ownership.direct: The Reporting Person is controlled by a board of managers consisting of five members. Five Point Energy Fund II AIV-VII LP, a Delaware limited partnership ("Fund II") and Five Point Energy Fund III AIV-VIII LP, a Delaware limited partnership ("Fund III"), collectively own a 97.4% controlling interest in the Reporting Person and have the right to appoint a majority of the members of the board of managers of the Reporting Person. Five Point Energy GP II LP, a Delaware limited partnership ("GP II LP") is the sole general partner of Fund II. Five Point Energy GP II LLC, a Delaware limited liability company ("GP II LLC") is the sole general partner GP II LP. Five Point Energy GP III LP, a Delaware limited partnership ("GP III LP") is the sole general partner of Fund III.

F4 · ownership.direct: (Continued from footnote 3) Five Point Energy GP III LLC, a Delaware limited liability company ("GP III LLC") is the sole general partner of GP III LP. Each of GP II LLC and GP III LLC is controlled by David N. Capobianco as each respective entity's sole member. As a result of the foregoing, Mr. Capobianco may exercise voting and dispositive power over the Class B Shares held by the Reporting Person and may be deemed to be the beneficial owner thereof. Mr. Capobianco disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-24-139899 · ownership.xml · nonDerivative · entry 1

LandBridge Holdings LLC · CIK 0002029175 · Director · 10% owner

Five Point Energy Fund II AIV-VII LP · CIK 0002028478 · Director · 10% owner

Five Point Energy Fund III AIV-VIII LP · CIK 0002028439 · Director · 10% owner

Five Point Energy GP II LP · CIK 0002028446 · Director · 10% owner

Five Point Energy GP II LLC · CIK 0002028396 · Director · 10% owner

Five Point Energy GP III LP · CIK 0002028366 · Director · 10% owner

Five Point Energy GP III LLC · CIK 0002028367 · Director · 10% owner

Capobianco David N · CIK 0001298438 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,227,852

F1 · security: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the Reporting Person and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the Reporting Persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among the Reporting Person and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors. The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · kind: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the Reporting Person and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the Reporting Persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among the Reporting Person and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors. The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · price: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the Reporting Person and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the Reporting Persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among the Reporting Person and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors. The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F2 · balance_after: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ( "OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests (the "Class B Shares")) in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer (the "Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. The OpCo Units do not expire. The Class B Shares do not represent economic interests in the Issuer.

F3 · ownership.direct: The Reporting Person is controlled by a board of managers consisting of five members. Five Point Energy Fund II AIV-VII LP, a Delaware limited partnership ("Fund II") and Five Point Energy Fund III AIV-VIII LP, a Delaware limited partnership ("Fund III"), collectively own a 97.4% controlling interest in the Reporting Person and have the right to appoint a majority of the members of the board of managers of the Reporting Person. Five Point Energy GP II LP, a Delaware limited partnership ("GP II LP") is the sole general partner of Fund II. Five Point Energy GP II LLC, a Delaware limited liability company ("GP II LLC") is the sole general partner GP II LP. Five Point Energy GP III LP, a Delaware limited partnership ("GP III LP") is the sole general partner of Fund III.

F4 · ownership.direct: (Continued from footnote 3) Five Point Energy GP III LLC, a Delaware limited liability company ("GP III LLC") is the sole general partner of GP III LP. Each of GP II LLC and GP III LLC is controlled by David N. Capobianco as each respective entity's sole member. As a result of the foregoing, Mr. Capobianco may exercise voting and dispositive power over the Class B Shares held by the Reporting Person and may be deemed to be the beneficial owner thereof. Mr. Capobianco disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-24-139897 · ownership.xml · derivative · entry 2

Capobianco David N · CIK 0001298438 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 53,227,852

Underlying: Class A Shares · 2,498,751 shares

Expires not disclosed

F1 · derivative.exercise_price: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the LandBridge Holdings LLC, a Delaware limited liability company ("LandBridge Holdings"), and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the reporting persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among LandBridge Holdings and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors.

F2 · derivative.exercise_price: (Continued from footnote 1) The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · kind: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the LandBridge Holdings LLC, a Delaware limited liability company ("LandBridge Holdings"), and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the reporting persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among LandBridge Holdings and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors.

F2 · kind: (Continued from footnote 1) The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · price: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the LandBridge Holdings LLC, a Delaware limited liability company ("LandBridge Holdings"), and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the reporting persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among LandBridge Holdings and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors.

F2 · price: (Continued from footnote 1) The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F3 · derivative.exercise_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ( "OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests (the "Class B Shares")) in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer (the "Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. The OpCo Units do not expire. The Class B Shares do not represent economic interests in the Issuer.

F3 · derivative.expiration_date: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ( "OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests (the "Class B Shares")) in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer (the "Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. The OpCo Units do not expire. The Class B Shares do not represent economic interests in the Issuer.

F4 · ownership.nature: LandBridge Holdings is ultimately controlled by the reporting person. As a result of the foregoing, the reporting person may exercise voting and dispositive power over the Class B Shares held by LandBridge Holdings and may be deemed to be the beneficial owner thereof. The reporting person disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-24-139897 · ownership.xml · nonDerivative · entry 1

Capobianco David N · CIK 0001298438 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 53,227,852

F1 · security: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the LandBridge Holdings LLC, a Delaware limited liability company ("LandBridge Holdings"), and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the reporting persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among LandBridge Holdings and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors.

F2 · security: (Continued from footnote 1) The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · kind: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the LandBridge Holdings LLC, a Delaware limited liability company ("LandBridge Holdings"), and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the reporting persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among LandBridge Holdings and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors.

F2 · kind: (Continued from footnote 1) The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F1 · price: An aggregate 2,498,751 OpCo Units (as defined below) were transferred to the Issuer (as defined below) by the LandBridge Holdings LLC, a Delaware limited liability company ("LandBridge Holdings"), and a corresponding number of Class B Shares (as defined below) were contemporaneously forfeited by the reporting persons and cancelled by the Issuer (the "OpCo Unit Purchase") in exchange for an amount per OpCo Unit equal to $60.03, which was the amount per share received by the Issuer in connection with its private placement of an aggregate of 5,830,419 Class A Shares to select institutional and accredited investors on December 19, 2024. The OpCo Unit Purchase was made pursuant to a Purchase Agreement, dated December 19, 2024 (the "Purchase Agreement"), by and among LandBridge Holdings and the Issuer. The Purchase Agreement was specifically approved in advance by a majority of the Issuer's shareholders and the Issuer's board of directors.

F2 · price: (Continued from footnote 1) The approval satisfied the requirements of Rule 16b-3(e) of the Securities Exchange Act of 1934, as amended.

F3 · balance_after: Pursuant to the Amended and Restated Limited Liability Company Agreement of DBR Land Holdings LLC ("OpCo"), each unit representing membership interests in OpCo ( "OpCo Units") (together with the delivery for no consideration of an equal number of Class B shares representing limited liability company interests (the "Class B Shares")) in LandBridge Company LLC (the "Issuer")) may be redeemed for an equal number of newly issued Class A shares representing limited liability company interests in the Issuer (the "Class A Shares") or for cash, at the Issuer's election, subject to satisfaction of certain requirements. The OpCo Units do not expire. The Class B Shares do not represent economic interests in the Issuer.

F4 · ownership.nature: LandBridge Holdings is ultimately controlled by the reporting person. As a result of the foregoing, the reporting person may exercise voting and dispositive power over the Class B Shares held by LandBridge Holdings and may be deemed to be the beneficial owner thereof. The reporting person disclaims beneficial ownership of OpCo Units and Class B Shares in excess of his pecuniary interest therein, if any.

SEC source: 0000950170-24-106904 · ownership.xml · nonDerivative · entry 1

Nicolas Andrea Liria · CIK 0002036682 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,353

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest on July 1, 2025, generally subject to continued service on the board of directors through such vesting date.

SEC source: 0000950170-24-084353 · ownership.xml · nonDerivative · entry 1

Long Jason Thomas · CIK 0002028425 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 254,827

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest as to 1/3 of the total amount granted on each of the first three anniversaries of July 1, 2024, generally subject to continued employment through each vesting date.

SEC source: 0000950170-24-084364 · ownership.xml · nonDerivative · entry 1

McNeely Scott Lloyd · CIK 0002028434 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,914

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest as to 1/3 of the total amount granted on each of the first three anniversaries of July 1, 2024, generally subject to continued employment through each vesting date.

SEC source: 0000950170-24-084374 · ownership.xml · nonDerivative · entry 1

Williams Jason Frederick · CIK 0002028553 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,390

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest as to 1/3 of the total amount granted on each of the first three anniversaries of July 1, 2024, generally subject to continued employment through each vesting date.

SEC source: 0000950170-24-084372 · ownership.xml · nonDerivative · entry 1

Bolling Harrison Fenner · CIK 0002028379 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,390

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest as to 1/3 of the total amount granted on each of the first three anniversaries of July 1, 2024, generally subject to continued employment through each vesting date.

SEC source: 0000950170-24-084362 · ownership.xml · nonDerivative · entry 1

Chase Valerie · CIK 0001748399 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,278

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest on the first anniversary of July 1, 2024, generally subject to continued service on the board of directors through such vesting date.

SEC source: 0000950170-24-084369 · ownership.xml · nonDerivative · entry 1

Daul Ty P. · CIK 0001645449 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,153

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest on the first anniversary of July 1, 2024, generally subject to continued service on the board of directors through such vesting date.

SEC source: 0000950170-24-084379 · ownership.xml · nonDerivative · entry 1

WATSON CHARLES L. · CIK 0001914249 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,353

F1 · shares: Reflects the grant of restricted stock units pursuant to the LandBridge Company LLC Long-Term Incentive Plan which vest on the first anniversary of July 1, 2024, generally subject to continued service on the board of directors through such vesting date.

SEC source: 0000950170-24-081756 · ownership.xml · nonDerivative · entry 1

Chase Valerie · CIK 0001748399 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,925

F1 · shares: Reflects Class A shares representing limited liability company interests in LandBridge Company LLC (the "Issuer") purchased through a directed share program in connection with the Issuer's initial public offering, which closed on July 1, 2024.

SEC source: 0000950170-24-081753 · ownership.xml · nonDerivative · entry 1

Daul Ty P. · CIK 0001645449 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,800

F1 · shares: Reflects Class A shares representing limited liability company interests in LandBridge Company LLC (the "Issuer") purchased through a directed share program in connection with the Issuer's initial public offering, which closed on July 1, 2024.

SEC source: 0000950170-24-081751 · ownership.xml · nonDerivative · entry 1

WATSON CHARLES L. · CIK 0001914249 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 117,600

F1 · shares: Reflects Class A shares representing limited liability company interests in LandBridge Company LLC (the "Issuer") purchased through a directed share program in connection with the Issuer's initial public offering, which closed on July 1, 2024.

F2 · ownership.nature: Includes 117,600 Class A shares 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.