CIBC discloses 4.58% Infinity Natural (INR) stake in 13G/A filing

Rhea-AI Filing Summary

CIBC Private Wealth Group LLC has filed an amended Schedule 13G reporting its beneficial ownership in Infinity Natural Resources, Inc. common Class A shares. CIBC reports beneficial ownership of 715,562 shares, representing 4.58% of the class as of the triggering event on 11/05/2025.

The firm states it has sole power to vote and dispose of these 715,562 shares and no shared voting or dispositive power. It also confirms the holdings are under 5% of the class and certifies the position is held in the ordinary course of business, not to influence control of the company.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

INFINITY NATURAL RESOURCES, INC.

(Name of Issuer)

Common Class A

(Title of Class of Securities)

456941103

(CUSIP Number)

11/05/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 456941103

1

Names of Reporting Persons

CIBC Private Wealth Group LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power
6	Shared Voting Power
7	Sole Dispositive Power
8	Shared Dispositive Power

9

Aggregate Amount Beneficially Owned by Each Reporting Person

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

12

Type of Reporting Person (See Instructions)

SCHEDULE 13G

Item 1.
(a)	Name of issuer: INFINITY NATURAL RESOURCES, INC.
(b)	Address of issuer's principal executive offices: 2605 CRANBERRY SQUARE, 2605 CRANBERRY SQUARE, MORGANTOWN, WEST VIRGINIA, 26508.
Item 2.
(a)	Name of person filing: CIBC Private Wealth Group LLC
(b)	Address or principal business office or, if none, residence: 181 West Madison Chicago, IL 60606
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Class A
(e)	CUSIP No.: 456941103
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 715,562
(b)	Percent of class: 4.58%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 715.562
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 715,562
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. CIBC National Trust Company
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

CIBC Private Wealth Group LLC

Signature:	Mary E. Antunes
Name/Title:	Executive Director, Private Wealth Compliance
Date:	02/02/2026

FAQ

What stake in Infinity Natural Resources (INR) does CIBC Private Wealth report?

CIBC Private Wealth Group LLC reports beneficial ownership of 715,562 Infinity Natural Resources common Class A shares, representing 4.58% of the class. The firm holds sole voting and dispositive power over these shares with no shared authority disclosed in the filing.

What type of filing did CIBC submit regarding Infinity Natural Resources (INR)?

CIBC Private Wealth Group LLC submitted an Amendment No. 1 to Schedule 13G for Infinity Natural Resources, Inc. This filing updates its beneficial ownership disclosure for the company’s common Class A shares as of the 11/05/2025 event date.

Is CIBC Private Wealth trying to influence control of Infinity Natural Resources (INR)?

CIBC certifies the securities were acquired and are held in the ordinary course of business. The filing states they were not acquired and are not held to change or influence control of Infinity Natural Resources, nor as part of any transaction with that purpose.

Does CIBC Private Wealth share voting power over its INR shares with others?

The filing states CIBC Private Wealth Group LLC has sole power to vote or direct the vote over 715,562 Infinity Natural Resources shares. It reports zero shares with shared voting power and zero shares with shared dispositive power in this Schedule 13G/A.

Why does the Schedule 13G/A for INR mention ownership of 5 percent or less?

Item 5 of the Schedule 13G/A notes ownership of 5 percent or less of a class. CIBC reports its Infinity Natural Resources position at 4.58% of the common Class A shares, confirming that its beneficial ownership is below the 5 percent reporting threshold.

Who signed the CIBC Private Wealth Schedule 13G/A for Infinity Natural Resources (INR)?

The Schedule 13G/A was signed by Mary E. Antunes, Executive Director, Private Wealth Compliance. The signer certifies, after reasonable inquiry, that the information in the statement regarding CIBC’s holdings in Infinity Natural Resources common Class A shares is true, complete, and correct.