Sec Form 4 Filing - Wilks Farris @ ProFrac Holding Corp. - 2023-04-10

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Wilks Farris 2. Issuer Name and Ticker or Trading Symbol ProFrac Holding Corp. [ ACDC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 17018 INTERSTATE 20 3. Date of Earliest Transaction (MM/DD/YY) 04/10/2023 (Street) CISCO, TX76437 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 A common stock, par value $0.01 per share 04/10/2023 C 47,508,329 A 58,241,444 I See Footnotes ( 2 ) ( 6 ) Class A common stock, par value $0.01 per share 977,778 I See Footnotes ( 3 ) ( 6 ) Class A common stock, par value $0.01 per share 826,376 D Class B common stock, par value $0.01 per share 04/10/2023 J( 4 ) 47,508,329 D 0 I ( 5 ) See Footnotes ( 2 ) ( 6 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 ProFrac Holdings, LLC Units ( 5 ) 04/10/2023 C 47,508,329 ( 5 ) ( 5 ) Class A common stock, par value $0.01 per share 47,508,329 $ 0 0 I ( 5 ) See Footnotes ( 2 ) ( 6 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Wilks Farris 17018 INTERSTATE 20 CISCO, TX76437 X Farris & Jo Ann Wilks 2022 Family Trust 17018 INTERSTATE 20 CISCO, TX76437 X Wilks Jo Ann 17018 INTERSTATE 20 CISCO, TX76437 X Signatures /s/ Javier Rocha, Attorney-in-Fact 04/26/2023 Signature of Reporting Person Date /s/ Javier Rocha, Attorney-in-Fact 04/26/2023 Signature of Reporting Person Date /s/ Javier Rocha, Attorney-in-Fact 04/26/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Units of ProFrac Holdings, LLC, a Texas limited liability company ("ProFrac LLC"), which represent limited liability company interests of ProFrac LLC and a corresponding number of shares of the Issuer's Class B common stock, were exchanged on a one-for-one basis for shares of the Issuer's Class A common stock, pursuant to the Third Amended and Restated Limited Liability Company Agreement of ProFrac LLC (the "ProFrac LLC Agreement"). See footnote 4 below. ( 2 )Farris and Jo Ann Wilks 2022 Family Trust, a Texas irrevocable trust ("Farris Trust"), directly holds the securities of the Issuer. The number of shares owned by the Farris Trust is subject to change based on an appraisal. Farris C. Wilks serves as a trustee of the Farris Trust and, in such capacity has voting and dispository power over the shares of the Issuer's Class A common stock owned by such trust, and therefore may be deemed to beneficially own such shares. Jo Ann Wilks serves as a trustee of the Farris Trust and, in such capacity has dispository power over the shares of the Issuer's Class A common stock owned by such trust, and therefore may be deemed to beneficially own such shares. ( 3 )Reflects 977,778 shares of the Issuer's Class A common stock held directly by FARJO Holdings, LP, a Texas limited partnership ("FARJO Holdings"). The General Partner of FARJO Holdings is FARJO Management, LLC, a Texas limited liability company ("FARJO Management"). FARJO Management, as General Partner of FARJO Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by FARJO Holdings, and therefore may be deemed to beneficially own such shares. Farris C. Wilks, as sole manager of FARJO Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by FARJO Holdings, and therefore may be deemed to beneficially own such shares. ( 4 )Represents the surrender to the Issuer of 47,508,329 shares of the Issuer's Class B common stock, pursuant to the ProFrac LLC Agreement, in connection with the exchange of ProFrac LLC Units for shares of the Issuer's Class A common stock. ( 5 )Each share of the Issuer's Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by shareholders generally. At the request of the holder, each ProFrac LLC Unit may be coupled with a share of the Issuer's Class B common stock and redeemed for, at the Issuer's election and subject to certain restrictions in the ProFrac LLC Agreement, newly-issued shares of the Issuer's Class A common stock on a one-for-one basis or for a cash payment to be determined pursuant to the ProFrac LLC Agreement for each ProFrac LLC Unit redeemed. The ProFrac LLC Units do not expire. ( 6 )Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of such person's respective pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that any such Reporting Person is the beneficial owner of any equity securities covered by this Form 4.

Remarks: Exhibit List: Exhibit 24.1 - Power of Attorney (Farris and Jo Ann Wilks 2022 Family Trust); Exhibit 24.2 - Power of Attorney (Farris Wilks); Exhibit 24.3 - Power of Attorney (Jo Ann Wilks)

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).

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