Sourcerock Group discloses 6.6% ProPetro (PUMP) ownership stake

Rhea-AI Filing Summary

Sourcerock Group LLC has disclosed a significant stake in ProPetro Holding Corp. common stock. As of December 31, 2025, Sourcerock reports beneficial ownership of 6,846,650 shares, representing approximately 6.6% of the outstanding common stock.

Sourcerock has sole voting and dispositive power over all of these shares. It states that the securities were acquired and are held in the ordinary course of business, and not for the purpose of changing or influencing control of ProPetro, other than activities solely in connection with a nomination under the specified proxy rule.

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Accepted by SEC EDGAR 02/13/2026 - 05:47 PM Learn about SEC filing dates

FAQ

What percentage of ProPetro (PUMP) does Sourcerock Group LLC own?

Sourcerock Group LLC reports beneficial ownership of about 6.6% of ProPetro’s common stock. This corresponds to 6,846,650 shares, giving Sourcerock a notable but minority stake in the company based on the disclosure as of December 31, 2025.

How many ProPetro (PUMP) shares does Sourcerock Group LLC control?

Sourcerock Group LLC beneficially owns 6,846,650 ProPetro common shares. It has sole voting and sole dispositive power over this entire block, meaning it can independently vote and decide when to sell or otherwise dispose of these shares.

Is Sourcerock Group LLC trying to influence control of ProPetro (PUMP)?

Sourcerock states the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of ProPetro. It also notes the holdings are not part of a control-related transaction, except limited nomination-related activities.

What type of investor is Sourcerock Group LLC in relation to ProPetro (PUMP)?

Sourcerock Group LLC is identified as a Delaware-organized entity filing a Schedule 13G/A as a beneficial owner. It characterizes its holdings as ordinary-course investments rather than part of a control group or activist effort targeting ProPetro’s management.

On what date is Sourcerock’s ProPetro (PUMP) ownership measured?

The beneficial ownership information for Sourcerock Group LLC is measured as of December 31, 2025. All reported figures, including the 6,846,650 shares and the approximately 6.6% ownership, are tied specifically to that event date.

Who signed the Sourcerock Group LLC Schedule 13G/A for ProPetro (PUMP)?

The disclosure is signed by Andrew Haley, identified as the Chief Compliance Officer of Sourcerock Group LLC. The signature block certifies that, to the best of his knowledge and belief, the information in the statement is true, complete, and correct.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 2)

ProPetro Holding Corp.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

74347M108

(CUSIP Number)

12/31/2025

(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. 74347M108

1

Names of Reporting Persons

Sourcerock 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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 6,846,650.00
6	Shared Voting Power
7	Sole Dispositive Power 6,846,650.00
8	Shared Dispositive Power

9

Aggregate Amount Beneficially Owned by Each Reporting Person

6,846,650.00

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)

6.6 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: ProPetro Holding Corp.
(b)	Address of issuer's principal executive offices: P.O. BOX 873, P.O. BOX 873, MIDLAND, TEXAS, 79702.
Item 2.
(a)	Name of person filing: Sourcerock Group, LLC
(b)	Address or principal business office or, if none, residence: 210 University Blvd. Suite 330 Denver, CO 80206
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 74347M108
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: 6,846,650
(b)	Percent of class: 6.58 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 6,846,650
	(ii) Shared power to vote or to direct the vote:
	(iii) Sole power to dispose or to direct the disposition of: 6,846,650
	(iv) Shared power to dispose or to direct the disposition of:
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
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.
	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.

Sourcerock Group LLC

Signature:	Andrew Haley
Name/Title:	Chief Compliance Officer
Date:	02/13/2026