Dimensional Reports 4.94M Shares (5.1%) of NOG

Dimensional Fund Advisors LP reports beneficial ownership of 4,941,662 shares of Northern Oil & Gas Inc. common stock, representing 5.1% of the class.

Rhea-AI Filing Summary

Dimensional Fund Advisors LP reports beneficial ownership of 4,941,662 shares of Northern Oil & Gas Inc. common stock, representing 5.1% of the class. Dimensional states it has sole voting power over 4,839,864 shares and sole dispositive power over 4,941,662 shares.

The filing clarifies these shares are owned by investment funds advised or sub‑advised by Dimensional and that Dimensional disclaims beneficial ownership for other purposes. The statement affirms the holdings were acquired in the ordinary course of business and not for the purpose of changing or influencing control of the issuer.

Positive

• Full disclosure of voting and dispositive power for 4,941,662 shares
• Certifies holdings were acquired in the ordinary course and not to influence control

Negative

• Ownership exceeds 5% (5.1%), triggering public reporting and investor scrutiny
• Concentration risk as a single adviser-managed group holds a meaningful block of shares

Insights

Institutional Ownership Analyst

Large passive stake disclosed; ownership crosses the 5% reporting threshold.

Holding 4,941,662 shares (~5.1%) signals a meaningful institutional position in Northern Oil & Gas Inc with sole voting power over most shares reported. This level of ownership requires public disclosure and can affect investor perception of shareholder base stability.

The position is described as held on behalf of multiple funds, reducing the implication of a single concentrated investor directing strategy. Monitor future filings for any change in quarterly ownership or shifts from passive to active positions.

Regulatory Compliance Officer

Filing meets Schedule 13G criteria and includes the required certification.

The report explicitly states the securities were acquired in the ordinary course of business and not to influence control, consistent with a Schedule 13G filing by an investment adviser. The filing includes the necessary voting and dispositive power breakdowns and a signed certification by the Global Chief Compliance Officer dated 10/09/2025.

Key items to watch are any subsequent amendments or a switch to Schedule 13D if the adviser’s intent or control purposes change within the near term.

FAQ

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

What stake does Dimensional Fund Advisors LP hold in Northern Oil & Gas (NOG)?

Dimensional reports beneficial ownership of 4,941,662 shares, equal to 5.1% of the common stock.

How many shares does Dimensional have sole voting power over for NOG?

Dimensional discloses sole voting power over 4,839,864 shares.

Are the shares owned directly by Dimensional or by funds?

The filing states the shares are owned by investment companies, commingled funds, group trusts and separate accounts advised or sub‑advised by Dimensional; Dimensional disclaims beneficial ownership for other purposes.

Was this filing made under Schedule 13G or 13D?

The document is filed as a Schedule 13G, indicating passive investment intent and certification that the securities were not acquired to change or influence control.

Who signed the filing and when?

The filing is signed by Selwyn Notelovitz, Global Chief Compliance Officer, dated 10/09/2025.

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

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Accepted by SEC EDGAR 10/09/2025 - 01:48 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Northern Oil & Gas Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

665531307

(CUSIP Number)

09/30/2025

(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. 665531307

1

Names of Reporting Persons

Dimensional Fund Advisors LP

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

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 4,839,864.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 4,941,662.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

4,941,662.00

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)

5.1 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Northern Oil & Gas Inc
(b)	Address of issuer's principal executive offices: 4350 Baker Road, Suite 400, Minnetonka, MN 55343
Item 2.
(a)	Name of person filing: Dimensional Fund Advisors LP
(b)	Address or principal business office or, if none, residence: 6300 Bee Cave Road, Building One, Austin, TX 78746
(c)	Citizenship: Delaware Limited Partnership
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 665531307
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: 4,941,662 ** see Note 1 ** ** Note 1 ** Dimensional Fund Advisors LP, an investment adviser registered under Section 203 of the Investment Advisors Act of 1940, furnishes investment advice to four investment companies registered under the Investment Company Act of 1940, and serves as investment manager or sub-adviser to certain other commingled funds, group trusts and separate accounts (such investment companies, trusts and accounts, collectively referred to as the "Funds"). In certain cases, subsidiaries of Dimensional Fund Advisors LP may act as an adviser or sub-adviser to certain Funds. In its role as investment advisor, sub-adviser and/or manager, Dimensional Fund Advisors LP or its subsidiaries (collectively, "Dimensional") may possess voting and/or investment power over the securities of the Issuer that are owned by the Funds, and may be deemed to be the beneficial owner of the shares of the Issuer held by the Funds. However, all securities reported in this schedule are owned by the Funds. Dimensional disclaims beneficial ownership of such securities. In addition, the filing of this Schedule 13G shall not be construed as an admission that the reporting person or any of its affiliates is the beneficial owner of any securities covered by this Schedule 13G for any other purposes than Section 13(d) of the Securities Exchange Act of 1934.
(b)	Percent of class: 5.1 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 4,839,864** see Note 1 **
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 4,941,662** see Note 1 **
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. The Funds described in Note 1 above have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of the securities held in their respective accounts. To the knowledge of Dimensional, the interest of any one such Fund does not exceed 5% of the class of securities. Dimensional Fund Advisors LP disclaims beneficial ownership of all such securities.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
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.

Dimensional Fund Advisors LP

Signature:	Selwyn Notelovitz
Name/Title:	Global Chief Compliance Officer
Date:	10/09/2025