Director at Infinity Natural Resources (INR) swaps 275K LLC units for Class A shares

Rhea-AI Filing Summary

INFINITY NATURAL RESOURCES, INC. director and officer David Sproule restructured his equity holdings on March 13, 2026. He converted 275,000 Common Units of Infinity Natural Resources, LLC, together with the cancellation of 275,000 shares of Class B Common Stock, into 275,000 shares of Class A Common Stock on a one-for-one basis for no cash consideration. Following these conversions, he holds 1,521,581 shares of Class A Common Stock directly. The Class B shares carried no economic interest, so the change mainly simplifies his stake into a single, economically meaningful share class.

Insider Trade Summary

275,000 shares exercised/converted

Mixed 3 txns

Insider Sproule David

Role See remarks

Type	Security	Shares	Price	Value
Conversion	Common Units of Infinity Natural Resources, LLC	275,000	$0.00	--
Disposition	Class B Common Stock	275,000	$0.00	--
Conversion	Class A Common Stock	275,000	$0.00	--

Holdings After Transaction: Common Units of Infinity Natural Resources, LLC — 1,521,581 shares (Direct); Class B Common Stock — 1,521,581 shares (Direct); Class A Common Stock — 275,000 shares (Direct)

Footnotes (1)

1. Pursuant to the Second Amended and Restated Limited Liability Company Agreement of Infinity Natural Resources, LLC ("INR LLC"), at the request of a holder, each Common Unit of INR LLC (together with the cancellation for no consideration of an equal number of shares of Class B Common Stock, par value $0.01 per share, of the Issuer) may be redeemed at INR LLC's election for (a) newly-issued shares of Class A Common Stock, par value $0.01 per share, of the Issuer on a one-for-one basis or (b) cash. The Common Units do not expire. Shares of Class B Common Stock do not represent economic interests in the Issuer. On March 13, 2026, the Reporting Person exchanged 275,000 Common Units of INR LLC (together with the cancellation for no consideration of an equal number of shares of Class B Common Stock of the Issuer) on a one-for-one basis for shares of Class A common stock of the Issuer.

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Form 4 Insider Transactions: What Each Field Means →

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^*

Sproule David

(Last) (First) (Middle)

C/O INFINITY NATURAL RESOURCES, INC.

2605 CRANBERRY SQUARE

(Street)

MORGANTOWN WV 26508

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
INFINITY NATURAL RESOURCES, INC. [ INR ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
03/13/2026

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Class B Common Stock(1)	03/13/2026		D(2)		275,000	D	(1)(2)	1,521,581	D
Class A Common Stock	03/13/2026		C(2)		275,000	A	(1)(2)	275,000	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Common Units of Infinity Natural Resources, LLC(1)(2)	(1)(2)	03/13/2026		C(2)			275,000	(1)(2)	(1)(2)	Class A Common Stock	275,000	(1)(2)	1,521,581	D

Explanation of Responses:

1. Pursuant to the Second Amended and Restated Limited Liability Company Agreement of Infinity Natural Resources, LLC ("INR LLC"), at the request of a holder, each Common Unit of INR LLC (together with the cancellation for no consideration of an equal number of shares of Class B Common Stock, par value $0.01 per share, of the Issuer) may be redeemed at INR LLC's election for (a) newly-issued shares of Class A Common Stock, par value $0.01 per share, of the Issuer on a one-for-one basis or (b) cash. The Common Units do not expire. Shares of Class B Common Stock do not represent economic interests in the Issuer.

2. On March 13, 2026, the Reporting Person exchanged 275,000 Common Units of INR LLC (together with the cancellation for no consideration of an equal number of shares of Class B Common Stock of the Issuer) on a one-for-one basis for shares of Class A common stock of the Issuer.

Remarks:

Executive Vice President and Chief Financial Officer

	/s/ Raleigh Wolfe, as Attorney-in-Fact for the Reporting Person	03/13/2026
	** 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.

FAQ

What insider transaction did INR director David Sproule report on this Form 4?

David Sproule reported converting 275,000 Common Units of Infinity Natural Resources, LLC and cancelling 275,000 Class B shares into 275,000 Class A Common Stock. The exchange was one-for-one and occurred without cash consideration, simplifying his holdings into a single economic share class.

How many Infinity Natural Resources (INR) Class A shares did Sproule receive?

Sproule received 275,000 shares of Class A Common Stock in exchange for 275,000 LLC Common Units and an equal number of cancelled Class B shares. The transaction followed the company’s LLC agreement, which allows one-for-one redemptions into Class A stock or cash at the LLC’s election.

What happened to David Sproule’s Class B Common Stock in INR?

On March 13, 2026, 275,000 shares of Class B Common Stock held by Sproule were cancelled for no consideration as part of the exchange. Those cancelled Class B shares, which carried no economic interest, paired with LLC units to deliver 275,000 Class A shares.

How many Infinity Natural Resources Class A shares does Sproule own after the transaction?

After the March 13, 2026 exchange, Sproule directly holds 1,521,581 shares of Class A Common Stock. This figure reflects his position following the conversion of 275,000 LLC Common Units and related Class B share cancellation into new Class A shares.

Did David Sproule sell any Infinity Natural Resources (INR) shares for cash?

The reported transactions did not involve any open-market sales for cash. Instead, Sproule converted 275,000 LLC Common Units and cancelled 275,000 Class B shares into 275,000 Class A shares at a stated price of $0.0000 per share, reflecting a non-cash exchange.

What does the Infinity Natural Resources LLC agreement allow for Common Units?

The LLC agreement permits each Common Unit, when paired with cancellation of an equal number of Class B shares, to be redeemed at the LLC’s election for either cash or newly issued Class A Common Stock on a one-for-one basis. The Common Units do not expire under this structure.