Wilks Dan H.

SEC source: 0001641792-26-000008 · form4-08262026_110822.xml · nonDerivative · entry 3

Wilks Dan H. · CIK 0001641792 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 88,107,422

F1 · kind: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F5 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $4.74 to $4.82 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001641792-26-000008 · form4-08262026_110822.xml · nonDerivative · entry 2

Wilks Dan H. · CIK 0001641792 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 88,076,602

F1 · kind: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $4.63 to $4.75 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001641792-26-000008 · form4-08262026_110822.xml · nonDerivative · entry 1

Wilks Dan H. · CIK 0001641792 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 87,712,845

F1 · kind: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F2 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $4.65 to $4.75 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001104659-26-095159 · form4-08122026_110816.xml · nonDerivative · entry 2

Wilks Dan H. · CIK 0001641792 · 10% owner

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 87,500,195

F1 · kind: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $5.12 to $5.45 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001104659-26-095159 · form4-08122026_110816.xml · nonDerivative · entry 1

Wilks Dan H. · CIK 0001641792 · 10% owner

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 87,297,864

F1 · kind: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F2 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $4.645 to $4.99 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Reflects shares of the Issuer's Class A common stock acquired in the open market directly by THRC Holdings LP. The general partner of THRC Holdings is THRC Management LLC, a Texas limited liability company. Dan Wilks is the sole member of THRC Management LLC and may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings LP, and therefore may be deemed to beneficially own such shares.

F3 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001641792-26-000002 · form4-06292026_100628.xml · nonDerivative · entry 1

Wilks Dan H. · CIK 0001641792 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnotes

Disclosed balance after: 86,743,609

F1 · kind: Shares of the Issuer's Class A common stock were acquired by Wilks Brothers, LLC, a Texas limited Liability company ("Wilks Brothers") pursuant to the terms of the Shared Services Agreement, dated May 3, 2022, between Wilks Brothers and ProFrac Holdings II, LLC, an indirect wholly-owned subsidiary of the Issuer ("PFII"), as amended by a Letter Agreement dated June 30, 2025 (as amended, the "Services Agreement")

F2 · shares: Under the Services Agreement, PFII was required to pay in arrears upon satisfaction of an approval condition, a quarterly services fee of $1,750,000 in shares of the Issuer's Class A Common Stock, until a specified liquidity condition is satisfied. The number of shares issued each quarter is determined by dividing the applicable services fee by the 10-day volume-weighted average price of the Issuer's Common Stock at the end of the quarter. With respect to the Q4 2025 issuance, the liquidity condition was satisfied during the quarter, resulting in a prorated services fee of $1,557,692.31 for the partial period.

F3 · ownership.nature: Reflects shares of the Issuer's Class A common stock held directly by Wilks Brothers. Dan H. Wilks, as 50% owner and a Manager of Wilks Brothers, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by Wilks Brothers, and therefore may be deemed to beneficially own such shares.

F4 · ownership.nature: Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001415889-25-022215 · form4-08182025_110837.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,389,657

F1 · price: The reported price in Column 4 is the offering price of a public offering of Class A Common Stock of the Issuer that closed on August 14, 2025 under an shelf registration as filed on Form S-3. (Please refer to the Issuer's filing on Form 8-K dated August 14, 2025.)

F2 · balance_after: THRC Holdings LP, a Texas limited partnership ("THRC"), directly owns (i) 80,623,143 shares of Class A Common Stock of Issuer, (ii) 30,000 shares of Series A Redeemable Convertible Preferred Stock that are convertible into 1,723,770 shares of Class A Common Stocka, and (iii) warrants to purchase 42,744 shares of Class A Common Stock. (Note: The number of Class A Common shares that the Preferred Stock may be converted into has increased by 33,799 subsequent to the previous Form 4 filing due the a PIK dividend provision of the Preferred Stock.)

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC, and therefore may be deemed to beneficially own such shares.

F4 · ownership.direct: Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001415889-25-013476 · form4-05162025_050501.xml · nonDerivative · entry 3

THRC Holdings, LP · CIK 0001754159 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,855,858

F3 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.18 to $6.25 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F4 · balance_after: THRC Holdings owns (i) 78,123,143 shares of Class A Common Stock of Issuer, (ii) 30,000 shares of Series A Redeemable Convertible Preferred Stock that are convertible into 1,689,971 shares of Class A Common Stock, and (iii) warrants to purchase 42,744 shares of Class A Common Stock.

F5 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001415889-25-013476 · form4-05162025_050501.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,648,695

F2 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.00 to $6.15 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

SEC source: 0001415889-25-013476 · form4-05162025_050501.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,258,442

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.05 to $614 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

SEC source: 0001415889-25-012926 · form4-05142025_090555.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

THRC Management, LLC · CIK 0001834450 · control of THRC Holdings

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,234,858

F2 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $4.925 to $4.93 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F3 · balance_after: THRC Holdings owns (i) 77,502,143 shares of Class A Common Stock of Issuer, (ii) 30,000 shares of Series A Redeemable Convertible Preferred Stock that are convertible into 1,689,971 shares of Class A Common Stock, and (iii) warrants to purchase 42,744 shares of Class A Common Stock.

F4 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0001415889-25-012926 · form4-05142025_090555.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

THRC Management, LLC · CIK 0001834450 · control of THRC Holdings

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,234,130

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $4.83 to $4.89 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

SEC source: 0000950170-24-141712 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Dan Wilks as Trustee

Disclosed balance after: 79,197,549

F2 · balance_after: The number of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as previously reported on THRC Holdings Form 4 filed with the SEC on 10/3/23. THRC Holdings, LPdirectly holds 77,477,816 shares of Issuer's Class A common stock. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held directly by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. By virtue of the Donation referenced in footnote 1, HFF directly holds 1,719,733 shares of the Issuer's Class A common stock. Dan Wilks,

F3 · balance_after: (Continued from footnote 2) as a co-trustee of HFF may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by HFF, and therefore may be deemed to beneficially own such shares. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on December 31, 2024 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group. Each Group Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-141712 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,477,816

F1 · price: On December 27, 2024, THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), donated 1,719,733 shares of the Issuer's Class A common stock to Heavenly Father's Foundation ("HFF"), a Texas Trust operating as a 501(c)(3) Private Foundation (such transaction, the "Donation"). Dan Wilks and Staci Wilks are the trustees of Heavenly Father's Foundation, provided that a third-party investment manager exercises discretionary investment authority over HFF's investments, including with respect to the 1,719,733 shares of the Issuer's Class A common stock held by HFF, pursuant to a services agreement.

F2 · balance_after: The number of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as previously reported on THRC Holdings Form 4 filed with the SEC on 10/3/23. THRC Holdings, LPdirectly holds 77,477,816 shares of Issuer's Class A common stock. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held directly by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. By virtue of the Donation referenced in footnote 1, HFF directly holds 1,719,733 shares of the Issuer's Class A common stock. Dan Wilks,

F3 · balance_after: (Continued from footnote 2) as a co-trustee of HFF may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by HFF, and therefore may be deemed to beneficially own such shares. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on December 31, 2024 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group. Each Group Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-106882 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,197,549

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $5.88 to $6.24 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-105556 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,843,915

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.33 to $6.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-105556 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,581,062

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.24 to $6.25 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-104843 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,578,908

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.14 to $6.25 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-104843 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,362,865

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.13 to $6.25 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-103656 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 78,197,549

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.37 to $6.60 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-103656 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,411,356

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.69 to $6.70 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-102033 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,405,220

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.61 to $6.70 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-102033 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,335,795

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.63 to $6.70 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-100586 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,304,011

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.49 to $6.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-100586 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,288,366

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.07 to $6.13 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-099884 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,197,545

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.42 to $6.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-099884 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,867,415

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.21 to $6.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-098727 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,820,416

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.42 to $6.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-098727 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,800,545

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.36 to $6.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-097688 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,670,545

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $6.00 to $6.25 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-097688 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,611,928

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $5.88 to $6.25 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-066811 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,200,545

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $9.29 to $9.40 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-066811 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,640,762

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $9.40 to $9.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-065314 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,200,545

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $9.43 to $9.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-065314 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,935,006

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $9.13 to $9.40 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-063907 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,740,545

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $9.33 to $9.50 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-063907 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,075,601

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $9.13 to $9.40 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-062844 · ownership.xml · nonDerivative · entry 3

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,884,475

F4 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $9.25 to $9.05 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F1 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F2 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-062844 · ownership.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,536,380

F3 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $8.30 to $9.01 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F1 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F2 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-24-062844 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,200,545

F5 · price: This transaction was a purchase from a private seller in which THRC Holdings and the private seller agreed to a sale price based upon January 2023 share prices.

F1 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F2 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-23-069797 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Wilks Staci · CIK 0001641796 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,178,875

F1 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $8.11 to $8.14 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares.

F3 · ownership.direct: (continued from footnote 2) Dan Wilks, as sole manager of THRC Management, together with his spouse, Staci Wilks, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-23-062561 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,870,545

F1 · balance_after: The reported amount of securities beneficially owned as reported in Column 5 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F2 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-23-054164 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,240,049

F1 · balance_after: The reported amount of securities beneficially owned as reported in Column 9 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F2 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-23-055235 · ownership.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,240,049

F1 · security: This amended Form 4 clarifies that the acquired shares are Class A common stock and not Series Preferred Stock.

F2 · balance_after: The reported amount of securities beneficially owned as reported in Column 9 does not include the 30,000 Series A Redeemable Convertible Preferred Stock as reported on 10/3/23.

F3 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000950170-23-051742 · ownership.xml · derivative · entry 1

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Class A Common Stock · 1,500,000 shares

Expires not disclosed

F1 · derivative.exercise_price: According to the ProFrac Holding Corp. Certificate of Designation (Exhibit 3.1 to ProFrac Holding Corp's 10/2/23 8k), the Conversion Price "shall initially be $20.00, which may be adjusted from time to time as set forth herein."

F2 · derivative.expiration_date: Issuer's Series A Convertible Preferred Stock has no expiration date as it is not redeemable at the option of the holder and does not automatically convert into common stock on a specified date.

F3 · derivative.underlying_shares: The number of shares is determined by multiplying the Conversion Ratio and Number of Derivative Securities Acquired. The Conversio Ratio "is the quotient of (i) the Liquidation Preference as of the date of conversion and (ii) the then applicable Conversion Price." The Liquidation Preference "initially shall equal the original price of $1,000 for each share of Series A Preferred Stock, which amount shall be adjusted as the result of any PIK Accrual and as otherwise set forth." The PIK Accrual is equal to 8% per annum, which is compounded quarterly. As of the date of this filing, the Conversion Ratio is 50 and the Number of Derivative Securities Acquired is 30,000. As such, when multiplied, the number of shares of Class A Common Stock is 1,500,000.

F4 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000899243-23-020059 · doc4.xml · derivative · entry 2

Wilks Brothers, LLC · CIK 0001662888 · Director · 10% owner

WB Acquisitions Inc. · CIK 0001891025 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Wilks Staci · CIK 0001641796 · 10% owner

Wilks Farris · CIK 0001641794 · 10% owner

Krylov Sergei · CIK 0001594869 · Director

Wilks Matthew · CIK 0001696102 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 24,609,095

Underlying: Class A common stock, par value $0.01 per share · 5,811,765 shares

Expires 2024-06-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: On September 13, 2023, Dawson Geophysical Company ("Dawson") held a virtual special meeting of its stockholders. At the Special Meeting, Dawson's stockholders voted and approved the issuance of 5,811,765 shares of Common Stock of Issuer to Wilks Brothers, LLC ("Wilks Brothers") upon conversion of $9,880,000.50 in principal amount of the Convertible Note dated March 24, 2023 between Dawson and Wilks at a conversion price of $1.70 per share. Upon such approval, the Convertible Note automatically converted in full into the Conversion Shares upon such approval.

F1 · price: On September 13, 2023, Dawson Geophysical Company ("Dawson") held a virtual special meeting of its stockholders. At the Special Meeting, Dawson's stockholders voted and approved the issuance of 5,811,765 shares of Common Stock of Issuer to Wilks Brothers, LLC ("Wilks Brothers") upon conversion of $9,880,000.50 in principal amount of the Convertible Note dated March 24, 2023 between Dawson and Wilks at a conversion price of $1.70 per share. Upon such approval, the Convertible Note automatically converted in full into the Conversion Shares upon such approval.

F2 · balance_after: Consists of (i) 9,111,736 directly owned by Wilks, (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F2 · ownership.direct: Consists of (i) 9,111,736 directly owned by Wilks, (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F3 · ownership.direct: Wilks Brothers is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is an affiliate of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers; Dan H. Wilks and Staci Wilks are husband and wife and share the same household; Matthew D. Wilks is the Director of the Issuer and VP - Investments of Wilks Brothers; and Sergei Krylov, is the Director of the Issuer and Chief Financial Officer of Wilks Brothers. Matthew D. Wilks and Sergei Krylov were each inadvertently excluded in prior filings and have been added as Reporting Persons. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on June 29, 2023 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group. (Continued in footnote 4)

F3 · ownership.nature: Wilks Brothers is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is an affiliate of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers; Dan H. Wilks and Staci Wilks are husband and wife and share the same household; Matthew D. Wilks is the Director of the Issuer and VP - Investments of Wilks Brothers; and Sergei Krylov, is the Director of the Issuer and Chief Financial Officer of Wilks Brothers. Matthew D. Wilks and Sergei Krylov were each inadvertently excluded in prior filings and have been added as Reporting Persons. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on June 29, 2023 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group. (Continued in footnote 4)

F4 · ownership.nature: (Continued from footnote 3) Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000899243-23-020059 · doc4.xml · nonDerivative · entry 1

Wilks Brothers, LLC · CIK 0001662888 · Director · 10% owner

WB Acquisitions Inc. · CIK 0001891025 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Wilks Staci · CIK 0001641796 · 10% owner

Wilks Farris · CIK 0001641794 · 10% owner

Krylov Sergei · CIK 0001594869 · Director

Wilks Matthew · CIK 0001696102 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 24,609,095

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: On September 13, 2023, Dawson Geophysical Company ("Dawson") held a virtual special meeting of its stockholders. At the Special Meeting, Dawson's stockholders voted and approved the issuance of 5,811,765 shares of Common Stock of Issuer to Wilks Brothers, LLC ("Wilks Brothers") upon conversion of $9,880,000.50 in principal amount of the Convertible Note dated March 24, 2023 between Dawson and Wilks at a conversion price of $1.70 per share. Upon such approval, the Convertible Note automatically converted in full into the Conversion Shares upon such approval.

F2 · balance_after: Consists of (i) 9,111,736 directly owned by Wilks, (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F2 · ownership.direct: Consists of (i) 9,111,736 directly owned by Wilks, (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F3 · ownership.direct: Wilks Brothers is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is an affiliate of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers; Dan H. Wilks and Staci Wilks are husband and wife and share the same household; Matthew D. Wilks is the Director of the Issuer and VP - Investments of Wilks Brothers; and Sergei Krylov, is the Director of the Issuer and Chief Financial Officer of Wilks Brothers. Matthew D. Wilks and Sergei Krylov were each inadvertently excluded in prior filings and have been added as Reporting Persons. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on June 29, 2023 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group. (Continued in footnote 4)

F3 · ownership.nature: Wilks Brothers is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is an affiliate of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers; Dan H. Wilks and Staci Wilks are husband and wife and share the same household; Matthew D. Wilks is the Director of the Issuer and VP - Investments of Wilks Brothers; and Sergei Krylov, is the Director of the Issuer and Chief Financial Officer of Wilks Brothers. Matthew D. Wilks and Sergei Krylov were each inadvertently excluded in prior filings and have been added as Reporting Persons. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on June 29, 2023 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group. (Continued in footnote 4)

F4 · ownership.nature: (Continued from footnote 3) Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000899243-23-015630 · doc4.xml · nonDerivative · entry 2

THRC Holdings, LP · CIK 0001754159 · 10% owner

THRC Management, LLC · CIK 0001834450 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,636,571

F3 · price: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $13.29 to $13.44 per share. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

F2 · ownership.direct: THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), directly holds the securities of the Issuer. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of the Issuer's Class A common stock held by THRC Holdings, and therefore may be deemed to beneficially own such shares. Dan Wilks, as sole manager of THRC Management, may be deemed to exercise voting and investment power over the shares of the Issuer's Class A common stock directly owned by THRC Holdings, and therefore may be deemed to beneficially own such shares. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000899243-23-015840 · doc4.xml · nonDerivative · entry 1

Wilks Brothers, LLC · CIK 0001662888 · 10% owner

WB Acquisitions Inc. · CIK 0001891025 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Wilks Staci · CIK 0001641796 · 10% owner

Wilks Farris · CIK 0001641794 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 18,847,330

F1 · price: The reported price in Column 4 is a weighted average purchase price. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

F2 · balance_after: Consists of (i) 3,299,971 directly owned by Reporting Party, (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F2 · ownership.direct: Consists of (i) 3,299,971 directly owned by Reporting Party, (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F3 · ownership.direct: Wilks Brothers, LLC ("Wilks Brothers") is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is a subsidiary of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers and may be deemed to indirectly beneficially own the shares of the Issuer's Common Stock directly owned by each of Wilks Brothers and WB Acquisitions. Dan H. Wilks and Staci Wilks are husband and wife and share the same household, and Dan H. Wilks may be deemed to indirectly beneficially own the shares of the Issuer's Common Stock directly owned by Staci Wilks. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

F3 · ownership.nature: Wilks Brothers, LLC ("Wilks Brothers") is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is a subsidiary of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers and may be deemed to indirectly beneficially own the shares of the Issuer's Common Stock directly owned by each of Wilks Brothers and WB Acquisitions. Dan H. Wilks and Staci Wilks are husband and wife and share the same household, and Dan H. Wilks may be deemed to indirectly beneficially own the shares of the Issuer's Common Stock directly owned by Staci Wilks. Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

SEC source: 0000899243-23-016727 · doc4a.xml · nonDerivative · entry 1

Wilks Brothers, LLC · CIK 0001662888 · 10% owner

WB Acquisitions Inc. · CIK 0001891025 · 10% owner

Wilks Dan H. · CIK 0001641792 · 10% owner

Wilks Staci · CIK 0001641796 · 10% owner

Wilks Farris · CIK 0001641794 · 10% owner

Krylov Sergei · CIK 0001594869 · Director

Wilks Matthew · CIK 0001696102 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 18,847,330

F1 · price: The reported price in Column 4 is a weighted average purchase price. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission ("SEC"), upon request, full information regarding the number of shares purchased at each separate price.

F2 · balance_after: Consists of (i) 3,299,971 directly owned by Wilks Brothers, LLC ("Wilks Brothers"), (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F2 · ownership.direct: Consists of (i) 3,299,971 directly owned by Wilks Brothers, LLC ("Wilks Brothers"), (ii) 15,547,010 shares of the Issuer's Common Stock directly owned by WB Acquisitions, and (iii) 349 shares of the Issuer's Common Stock directly owned by Staci Wilks.

F3 · ownership.direct: Wilks Brothers is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is a subsidiary of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers; Dan H. Wilks and Staci Wilks are husband and wife and share the same household; Matthew D. Wilks is the Director of the Issuer and VP - Investments of Wilks Brothers; and Sergei Krylov, is the Director of the Issuer and Chief Financial Officer of Wilks Brothers. Matthew D. Wilks and Sergei Krylov were each inadvertently excluded in prior filings and have been added as Reporting Persons. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on June 29, 2023 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group.

F4 · ownership.direct: (Continued from Footnote 3) Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.

F3 · ownership.nature: Wilks Brothers is a manager-managed limited liability company, managed by Dan H. Wilks and Farris Wilks. WB Acquisitions, Inc. ("WB Acquisitions") is a subsidiary of Wilks Brothers. Dan H. Wilks and Farris Wilks are brothers; Dan H. Wilks and Staci Wilks are husband and wife and share the same household; Matthew D. Wilks is the Director of the Issuer and VP - Investments of Wilks Brothers; and Sergei Krylov, is the Director of the Issuer and Chief Financial Officer of Wilks Brothers. Matthew D. Wilks and Sergei Krylov were each inadvertently excluded in prior filings and have been added as Reporting Persons. Each of the foregoing are reporting persons on a Schedule 13D/A (as amended from time to time, the "13D") filed with the SEC on June 29, 2023 (such Reporting Persons on the 13D, collectively, the "13D Group") and may be deemed to beneficially own the shares of the Issuer's Common Stock owned by other members of the 13D Group.

F4 · ownership.nature: (Continued from Footnote 3) Each Reporting Person disclaims beneficial ownership of all equity securities reported herein except to the extent of its 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.