TBN · Tamboran Resources Corp · Insider Trading

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest on the earlier of (i) June 1, 2027 and (ii) the date of the next annual shareholders' meeting occurring after the grant date, subject to the Reporting Person's continued service with the Issuer through such vesting date.

The shares were issued to Sheffield Holdings, LP ("Sheffield Holdings") in exchange for common shares of Falcon Oil & Gas Ltd. ("Falcon") held by Sheffield Holdings, at an exchange ratio of 0.00687 shares of Tamboran Resources Corporation ("Tamboran") common stock for each Falcon common share, pursuant to an Arrangement Agreement, dated as of September 30, 2025, by and among Tamboran, Tamboran (Beetaloo) Pty Ltd, Tamboran Resources Investments Holding Corporation and Falcon, as amended by that certain Amending Agreement dated as of March 31, 2026, (collectively, the "Arrangement Agreement"). The Arrangement Agreement was subject to certain customary closing conditions. The closing conditions were satisfied and the Arrangement Agreement closed on May 28, 2026. No cash purchase price was paid by Sheffield Holdings for the shares of Tamboran common stock received in the exchange.

Represents 2,586,904 securities held directly by Sheffield Holdings, 876,197 securities held directly by Daly Waters Energy, LP ("Daly Waters"), and 183,655 securities held directly by Bryan S. Sheffield Spousal Lifetime Access Trust. Spraberry Interests, LLC ("Spraberry Interests") is the general partner of Sheffield Holdings. Bryan Sheffield is the manager of Spraberry Interests. As a result, each of Mr. Sheffield and Spraberry Interests may be deemed to share beneficial ownership of the shares held directly by Sheffield Holdings. Formentera Australia Fund I GP, LP ("Formentera Australia") is the general partner of Daly Waters. Formentera Investments LLC ("Formentera Investments") is the general partner of Formentera Australia. Bryan Sheffield is the managing member of Formentera Investments.

(Continued from footnote 2) As a result, each of Mr. Sheffield, Formentera Australia and Formentera Investments may be deemed to share beneficial ownership of the shares held directly by Daly Waters. Each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its or his pecuniary interest therein, if any.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 1, 2027. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock. The restricted stock will vest in full on January 1, 2027.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 1, 2027. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock. The restricted stock will vest in full on January 1, 2027. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 1, 2027. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 1, 2027.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 1, 2027. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 1, 2027. The Reporting Person has deferred receiving the Common Stock.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 1, 2027. The Reporting Person has deferred receiving the Common Stock.

The shares were issued to the Bryan S. Sheffield Spousal Lifetime Access Trust ("BSS SLAT") pursuant to a share purchase agreement entered into in connection with a registered direct institutional entitlement offer (the "Institutional Entitlement Offer") of shares of common stock to eligible institutional holders pursuant to the registration statement on Form S-3 filed by Tamboran Resources Corporation with the U.S. Securities and Exchange Commission on April 7, 2026. The Institutional Entitlement Offer was subject to certain customary closing conditions. The closing conditions were satisfied and the Institutional Entitlement Offer closed on April 14, 2026.

Represents 2,247,404 securities held directly by Sheffield Holdings, LP ("Sheffield Holdings"), 876,197 securities held directly by Daly Waters Energy, LP ("Daly Waters"), and 183,655 securities held directly by BSS SLAT. Spraberry Interests, LLC ("Spraberry Interests") is the general partner of Sheffield Holdings. Bryan Sheffield is the manager of Spraberry Interests. As a result, each of Mr. Sheffield and Spraberry Interests may be deemed to share beneficial ownership of the shares held directly by Sheffield Holdings. Formentera Australia Fund I GP, LP ("Formentera Australia") is the general partner of Daly Waters. Formentera Investments LLC ("Formentera Investments") is the general partner of Formentera Australia. Bryan Sheffield is the managing member of Formentera Investments.

(Continued from footnote 2) As a result, each of Mr. Sheffield, Formentera Australia and Formentera Investments may be deemed to share beneficial ownership of the shares held directly by Daly Waters. Each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its or his pecuniary interest therein, if any.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $36.965 to $37.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth herein.

The price reported in Column 4 is a weighted average price. These shares were bought in multiple transactions at prices ranging from $35.89 to $36.1385, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares bought at each separate price within the range set forth herein.

The shares were issued to the Bryan S. Sheffield Spousal Lifetime Access Trust ("BSS SLAT") in a private placement (the "PIPE Investment") pursuant to that certain subscription agreement, dated October 24, 2025, by and between the Issuer and BSS SLAT. The consummation of the PIPE Investment was subject to certain customary conditions to closing, including the approval of the Issuer's stockholders. The closing conditions were satisfied and the PIPE Investment closed on January 16, 2026.

Represents 2,247,404 securities held directly by Sheffield Holdings, LP ("Sheffield Holdings"), 876,197 securities held directly by Daly Waters Energy, LP ("Daly Waters"), and 133,655 securities held directly by BSS SLAT. Spraberry Interests, LLC ("Spraberry Interests") is the general partner of Sheffield Holdings. Bryan Sheffield is the manager of Spraberry Interests. As a result, each of Mr. Sheffield and Spraberry Interests may be deemed to share beneficial ownership of the shares held directly by Sheffield Holdings. Formentera Australia Fund I GP, LP ("Formentera Australia") is the general partner of Daly Waters. Formentera Investments LLC ("Formentera Investments") is the general partner of Formentera Australia. Bryan Sheffield is the managing member of Formentera Investments.

(Continued from footnote 2) As a result, each of Mr. Sheffield, Formentera Australia and Formentera Investments may be deemed to share beneficial ownership of the shares held directly by Daly Waters. Each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of its or his pecuniary interest therein, if any.

Represents an award of RSUs, each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in full on January 15, 2029.

Represents an award of restricted stock units ("RSUs"), each of which represents a contingent right to receive one share of Common Stock. The RSUs will vest in three substantially equal installments beginning on January 15, 2027.

Represents an award of fully vested restricted stock.

The amount reported in Column 5 of Table I reflects the number of securities beneficially owned as of the date of this filing.