Consists of Class b shares representing limited liability company interests in LandBridge Company LLC (the Issuer and such shares, Class b shares) and an equivalent number of units representing membership interests in DBR Land Holdings LLC (OpCo and such units, OpCo Units), which together are exchangeable for Class A shares representing limited liability company interests in the Issuer (Class A shares) on a one-for-one basis pursuant to the Amended and Restated Limited Liability Company Agreement of OpCo, as amended (the OpCo LLC Agreement). This calculation is based on the quotient obtained by dividing (a) the number of Class A shares beneficially owned by the Reporting Person (as defined in Item 2) (assuming that all OpCo Units owned by the Reporting Person were redeemed for newly-issued Class A shares on a one-for-one basis) by (b) the sum of (i) 17,425,000 Class A shares outstanding as of November 7, 2024, as disclosed in the Issuer's Quarterly Report on Form 10-Q, filed with the U.S. Securities and Exchange Commission (the SEC) on November 7, 2024, (ii) 5,830,419 Class A shares issued in a private placement (the Private Placement) exempt from registration under the Securities Act of 1933, as amended (the 'Securities Act') with certain accredited investors or qualified institutional buyers, as defined under the Securities Act, as disclosed in the Issuer's Current Report on Form 8-k, filed with the SEC on December 23, 2024, and (iii) the number of Class A shares set forth in clause (a).

由B類股份和相當數量的運營公司單位組成，這些單位可以根據運營公司有限責任公司協議以一對一的比例兌換爲A類股份。 此計算是基於將(a) 報告人（在第2項中定義）實際擁有的A類股份數量（假設所有由報告人持有的運營公司單位按照一對一的比例贖回爲新發行的A類股份）除以(b) (i) 截至2024年11月7日的17,425,000股已發行的A類股份，根據發行人於2024年11月7日提交給美國證券交易委員會的季度報告10-Q披露的，(ii) 根據《證券法》對特定合格投資者或合格機構買方豁免註冊而發行的5,830,419股A類股份，如發行人於2024年12月23日向美國證券交易委員會提交的8-K當前報告所披露的，以及(iii) 在條款(a)中列出的A類股份數量。

Consists of Class b shares and an equivalent number of OpCo Units, which together are exchangeable for Class A shares on a one-for-one basis pursuant to the OpCo LLC Agreement. This calculation is based on the quotient obtained by dividing (a) the number of Class A shares beneficially owned by the Reporting Person (as defined in Item 2) (assuming that all OpCo Units owned by the Reporting Person were redeemed for newly-issued Class A shares on a one-for-one basis) by (b) the sum of (i) 17,425,000 Class A shares outstanding as of November 7, 2024, as disclosed in the Issuer's Quarterly Report on Form 10-Q, filed with the SEC on November 7, 2024, (ii) 5,830,419 Class A shares issued in the Private Placement exempt from registration under the Securities Act with certain accredited investors or qualified institutional buyers, as defined under the Securities Act, as disclosed in the Issuer's Current Report on Form 8-k, filed with the SEC on December 23, 2024, and (iii) the number of Class A shares set forth in clause (a).

Consists of Class b shares and an equivalent number of OpCo Units, which together are exchangeable for Class A shares on a one-for-one basis pursuant to the OpCo LLC Agreement. This calculation is based on the quotient obtained by dividing (a) the number of Class A shares beneficially owned by the Reporting Person (as defined in Item 2) (assuming that all OpCo Units owned by the Reporting Person were redeemed for newly-issued Class A shares on a one-for-one basis) by (b) the sum of (i) 17,425,000 Class A shares outstanding as of November 7, 2024, as disclosed in the Issuer's Quarterly Report on Form 10-Q, filed with the SEC on November 7, 2024, (ii) 5,830,419 Class A shares issued in the Private Placement exempt from registration under the Securities Act with certain accredited investors or qualified institutional buyers, as defined under the Securities Act , as disclosed in the Issuer's Current Report on Form 8-k, filed with the SEC on December 23, 2024, and (iii) the number of Class A shares set forth in clause (a).

由B類股份和相應數量的OpCo單位組成，這些單位可以根據OpCo LLC協議按一對一的比例兌換爲A類股份。 此計算基於以下商數：將(a)報告人（在第2項中定義）實益擁有的A類股份數量（假設報告人所有的OpCo單位都按一對一的比例贖回爲新發行的A類股份）除以(b)以下之和：(i) 截至2024年11月7日的17425000股A類股份，詳見發行人在2024年11月7日向SEC提交的10-Q季度報告，(ii) 5830419股在定向增發中發行的A類股份，該定向增發根據證券法豁免註冊，投資者爲某些合格投資者或合格機構買家，詳見發行人在2024年12月23日向SEC提交的8-K當前報告，以及(iii) 在(a)中列出的A類股份數量。

由B類股份和等量的OpCo單位組成，這兩者可以根據OpCo LLC協議以1:1的比例兌換爲A類股份。 該計算基於以下公式得出的商：將（a）報告人（如第2項所定義）實際擁有的A類股份數量（假設報告人持有的所有OpCo單位以1:1的比例兌換爲新發行的A類股份）除以（b）以下的總和：（i）截至2024年11月7日，外部流通的A類股份爲17,425,000，已在發行人的季度報告（10-Q表格）中披露，並於2024年11月7日向美國證券交易委員會提交，（ii）向某些合格投資者或合格機構買家發行的5,830,419份免於證券法註冊的定向增發的A類股份，如於2024年12月23日向美國證券交易委員會提交的發行人當前報告（8-k表格）中披露，以及（iii）在條款（a）中列出的A類股份數量。

由B類股份和相應數量的OpCo單位構成，這些單位可以根據OpCo LLC協議按一對一的比例兌換爲A類股份。 該計算是基於將（a）報告人（在第2項中定義）權益擁有的A類股份數量（假設報告人擁有的所有OpCo單位都以一對一的比例兌換爲新發行的A類股份）除以（b）以下總和的商： (i) 截至2024年11月7日的A類股份流通股數爲17,425,000股，具體信息披露在發行人的季度報告（Form 10-Q）中，該報告於2024年11月7日向SEC提交； (ii) 根據《證券法》與某些合格投資者或合格機構買家進行的定向增發中發行的5,830,419股A類股份，該定向增發免於註冊，具體信息披露在發行人的當前報告（Form 8-K）中，該報告於2024年12月23日向SEC提交； (iii) 在條款（a）中列出的A類股份數量。

由B類股份和等量的OpCo單位組成，這兩個合計可按一對一的基礎根據OpCo LLC協議兌換爲A類股份。 此計算基於通過將（a）報告人（在第2項中定義）實際擁有的A類股份數量（假設報告人擁有的所有OpCo單位均按一對一的基礎贖回爲新發行的A類股份）除以（b）以下各項的總和得到的商：（i）截至2024年11月7日，發行人提交給SEC的季度報告（表格10-Q）中披露的A類股份總數爲17,425,000股，（ii）根據證券法在特定認可投資者或合格機構買方處免於註冊的定向增發發行的5,830,419股A類股份，如發行人於2024年12月23日向SEC提交的當前報告（表格8-K）中所披露的，以及（iii）條款（a）中列出的A類股份數量。