Director boosts Tamboran Resources (TBN) stake with 6,990-share buy

Filing Impact

(Moderate)

Filing Sentiment

(Positive)

Form Type

Rhea-AI Filing Summary

Tamboran Resources Corp director Scott D. Sheffield reported an open-market purchase of 6,990 shares of Common Stock. The weighted average purchase price was $36.0192 per share, with individual trades executed between $35.89 and $36.1385 per share. After these transactions, Sheffield directly owns 292,430 shares of Tamboran Resources common stock.

Insider Trade Summary

Net Buyer: 6,990 shares ($251,774)

Net Buy 1 txn

Insider SHEFFIELD SCOTT D

Role Director

Bought 6,990 shs ($252K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	6,990	$36.0192	$252K

Holdings After Transaction: Common Stock — 292,430 shares (Direct)

Footnotes (1)

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Key Figures

Shares purchased: 6,990 shares Weighted average price: $36.0192 per share Post-transaction holdings: 292,430 shares +1 more

4 metrics

Shares purchased 6,990 shares Open-market purchase of Common Stock

Weighted average price $36.0192 per share Average price for 6,990-share purchase

Post-transaction holdings 292,430 shares Common Stock owned directly after purchase

Price range of trades $35.89–$36.1385 per share Range for multiple executed transactions

Key Terms

open-market purchase, weighted average price, Common Stock, Form 4

4 terms

open-market purchase financial

"transaction_action": "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

weighted average price financial

"The price reported in Column 4 is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

Common Stock financial

""security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

04/10/2026 - 04:30 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

SHEFFIELD SCOTT D

(Last)

(First)

(Middle)

SUITE 01, LEVEL 39, TOWER ONE,

INT'L TOWERS, 100 BARANGAROO AVE.

(Street)

BARANGAROO

AUSTRALIA

NSW 2000

(City)

(State)

(Zip)

AUSTRALIA

(Country)

2. Issuer Name and Ticker or Trading Symbol
Tamboran Resources Corp [ TBN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/08/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	04/08/2026		P		6,990	A	$36.0192⁽¹⁾	292,430	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. 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.

	/s/ Rohan Vardaro, Attorney-in-Fact	04/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Tamboran Resources (TBN) report on this Form 4?

Tamboran Resources reported that director Scott D. Sheffield made an open-market purchase of 6,990 shares of Common Stock. The transaction increased his direct ownership stake and was executed across multiple trades at prices between $35.89 and $36.1385 per share.

At what price did Scott D. Sheffield buy Tamboran Resources (TBN) shares?

Scott D. Sheffield’s reported purchase had a weighted average price of $36.0192 per Tamboran Resources share. According to the filing, the individual trades occurred in a narrow range between $35.89 and $36.1385 per share during the same trading day.

How many Tamboran Resources (TBN) shares does Scott D. Sheffield own after this trade?

Following the reported open-market purchase, Scott D. Sheffield directly owns 292,430 shares of Tamboran Resources Common Stock. This figure reflects his position after adding the 6,990 shares acquired in the transactions disclosed in the Form 4 filing.

Was the Tamboran Resources (TBN) insider transaction a buy or a sell?

The Form 4 shows a buy transaction. Director Scott D. Sheffield executed an open-market purchase of 6,990 Tamboran Resources Common Stock shares, classified under transaction code “P,” which indicates a purchase in the open market or a private transaction.

How were the Tamboran Resources (TBN) insider trade prices disclosed?

The filing reports a single weighted average price of $36.0192 per share, with a footnote explaining that shares were bought in multiple transactions. Those trades occurred at prices ranging from $35.89 to $36.1385, and detailed breakdowns are available upon request.