Ameriprise reports 5.23M shares (3.4%) in Vermilion

Vermilion Energy Inc. ownership disclosure: Ameriprise Financial, Inc. and Columbia Management Investment Advisers, LLC reported shared beneficial ownership of 5,232,096 shares of Vermilion common stock, representing 3.4% of the class.

Rhea-AI Filing Summary

Vermilion Energy Inc. ownership disclosure: Ameriprise Financial, Inc. and Columbia Management Investment Advisers, LLC reported shared beneficial ownership of 5,232,096 shares of Vermilion common stock, representing 3.4% of the class. The cover page shows shared voting power 4,881,995. The amendment is filed on behalf of AFI and CMIA and includes an exhibit identifying the subsidiary when applicable.

Insights

Institutional Ownership Analyst

Amendment updates institutional holdings and clarifies parent/subsidiary attribution.

Ameriprise Financial and its affiliate Columbia Management Investment Advisers, LLC report shared voting power of 4,881,995 and shared dispositive power of 5,232,096 shares as shown on the cover page. The filing states both entities disclaim beneficial ownership and explains AFI may be deemed to beneficially own CMIA's reported shares.

The filing includes an Exhibit I to identify the acquiring subsidiary and a joint filing agreement. Timing and cash‑flow treatment are not discussed in the excerpt; subsequent filings would show any changes in holdings.

Compliance & Proxy Counsel

Schedules and disclaimers align with parent/affiliate reporting practice.

The Schedule 13G/A amendment incorporates cover page rows and repeats ownership rows for each reporting person, referencing Item (5)-(9) and (11). Each reporting person includes the required identification and signed certification by an authorized officer (Michael G. Clarke).

The inclusion of Exhibit I and the joint filing agreement addresses subsidiary attribution obligations under the rules; the filing adheres to standard disclosure mechanics for institutional investors.

Key Figures

Shared dispositive power: 5,232,096 shares Shared voting power: 4,881,995 shares Percent of class: 3.4% +2 more

5 metrics

Shared dispositive power 5,232,096 shares cover page shared dispositive power

Shared voting power 4,881,995 shares cover page shared voting power

Percent of class 3.4% percent of class reported on cover page

CUSIP 923725105 Vermilion Energy common stock CUSIP on cover

Signature date 05/15/2026 signed by Michael G. Clarke

Key Terms

Schedule 13G/A, Beneficial ownership, Shared dispositive power, Joint Filing Agreement

4 terms

Schedule 13G/A regulatory

"Amendment No. 1; identifies passive/institutional ownership filing"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

Beneficial ownership financial

"Each of AFI and CMIA disclaims beneficial ownership of any shares reported"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Shared dispositive power regulatory

"Shared Dispositive Power 5,232,096.00 shown on cover page"

Joint Filing Agreement legal

"Exhibit II Joint Filing Agreement"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake does Ameriprise/Columbia report in Vermilion Energy (VET)?

Ameriprise and Columbia report shared ownership of 5,232,096 shares, equal to 3.4%. The cover page lists shared voting power 4,881,995 and shared dispositive power of 5,232,096 shares, as shown in the amendment's cover-page rows.

Does Ameriprise claim sole beneficial ownership of these Vermilion shares?

No; both AFI and CMIA disclaim beneficial ownership. The filing states AFI, as parent of CMIA, may be deemed to beneficially own the reported shares, and both reporting persons disclaim beneficial ownership in this Schedule.

What documents are attached to this Schedule 13G/A amendment?

The amendment includes Exhibit I and Exhibit II. Exhibit I identifies and classifies subsidiaries that acquired the securities on behalf of the parent holding company; Exhibit II is the joint filing agreement referenced on the cover.

Who signed the Schedule 13G/A amendment for Ameriprise/Columbia?

Michael G. Clarke, Senior Vice President, North America Head of Operations & Investor Services, signed the amendment on behalf of the reporting persons, with contact information for Charles Chiesa provided for follow-up.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/15/2026 - 09:43 AM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Vermilion Energy Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

923725105

(CUSIP Number)

03/31/2026

(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)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 923725105

1

Names of Reporting Persons

Ameriprise Financial, Inc.

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 0.00
6	Shared Voting Power 4,881,995.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 5,232,096.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

5,232,096.00

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)

3.4 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP Number(s): 923725105

1

Names of Reporting Persons

Columbia Management Investment Advisers, 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 0.00
6	Shared Voting Power 4,881,995.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 5,232,096.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

5,232,096.00

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)

3.4 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Vermilion Energy Inc.
(b)	Address of issuer's principal executive offices: 3500, 520 - 3rd Avenue S.W., Calgary, Alberta, Canada T2P 0R3
Item 2.
(a)	Name of person filing: (a) Ameriprise Financial, Inc. ("AFI") (b) Columbia Management Investment Advisers, LLC ("CMIA")
(b)	Address or principal business office or, if none, residence: (a) 145 Ameriprise Financial Center, Minneapolis, MN 55474 (b) 290 Congress Street, Boston, MA 02210
(c)	Citizenship: (a) Delaware (b) Minnesota
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 923725105
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: Incorporated by reference to Items (5)-(9) and (11) of the cover page pertaining to each reporting person. AFI, as the parent company of CMIA, may be deemed to beneficially own the shares reported herein by CMIA. Accordingly, the shares reported herein by AFI include those shares separately reported herein by CMIA. Each of AFI and CMIA disclaims beneficial ownership of any shares reported on this Schedule.
(b)	Percent of class: The information required by Item 4(b) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.
	(ii) Shared power to vote or to direct the vote: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.
	(iii) Sole power to dispose or to direct the disposition of: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.
	(iv) Shared power to dispose or to direct the disposition of: The information required by Item 4(c) is set forth in Rows (5)-(9) and (11) of the cover page for each Reporting Person hereto and is incorporated herein by reference for each Reporting Person.
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. AFI: See Exhibit I
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.

Ameriprise Financial, Inc.

Signature:	/s/ Michael G. Clarke
Name/Title:	Michael G. Clarke, Senior Vice President, North America Head of Operations & Investor Services
Date:	05/15/2026

Columbia Management Investment Advisers, LLC

Signature:	/s/ Michael G. Clarke
Name/Title:	Michael G. Clarke, Senior Vice President, North America Head of Operations & Investor Services
Date:	05/15/2026

Comments accompanying signature: Contact Information Charles Chiesa VP Fund Treasurer Global Operations and Investor Services Telephone: 617-385-9593

Exhibit Information

Exhibit Index Exhibit I Identification and Classification of the Subsidiaries which Acquired the Security Being Reported on by the Parent Holding Company. Exhibit II Joint Filing Agreement