THRC Management, LLC

SEC source: 0000899243-23-013953 · doc4.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: 70,276,258

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 $12.30 to $12.05 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.

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: 0000899243-23-013822 · 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: 70,053,590

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 $12.50 to $12.10 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: 0000899243-23-013822 · doc4.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: 69,684,034

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 $11.80 to $12.00 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: 0000899243-23-013571 · 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: 69,607,123

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 $11.39 to $11.80 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: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $11.39 to $11.80 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: 0000899243-23-013571 · doc4.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: 69,397,028

F1 · price: 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.

F2 · ownership.direct: The reported price in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $11.39 to $11.80 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: 0000899243-23-011705 · doc4.xml · derivative · 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: 0

Underlying: Class A common stock, par value $0.01 · 49,939,536 shares

Expires not disclosed

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.

F5 · derivative.exercise_price: Each share of the Issuer's Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by shareholders generally. At the request of the holder, each ProFrac LLC Unit may be coupled with a share of the Issuer's Class B common stock and redeemed for, at the Issuer's election and subject to certain restrictions in the ProFrac LLC Agreement, newly-issued shares of the Issuer's Class A common stock on a one-for-one basis or for a cash payment to be determined pursuant to the ProFrac LLC Agreement for each ProFrac LLC Unit redeemed. The ProFrac LLC Units do not expire.

F5 · derivative.exercise_date: Each share of the Issuer's Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by shareholders generally. At the request of the holder, each ProFrac LLC Unit may be coupled with a share of the Issuer's Class B common stock and redeemed for, at the Issuer's election and subject to certain restrictions in the ProFrac LLC Agreement, newly-issued shares of the Issuer's Class A common stock on a one-for-one basis or for a cash payment to be determined pursuant to the ProFrac LLC Agreement for each ProFrac LLC Unit redeemed. The ProFrac LLC Units do not expire.

F5 · derivative.expiration_date: Each share of the Issuer's Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by shareholders generally. At the request of the holder, each ProFrac LLC Unit may be coupled with a share of the Issuer's Class B common stock and redeemed for, at the Issuer's election and subject to certain restrictions in the ProFrac LLC Agreement, newly-issued shares of the Issuer's Class A common stock on a one-for-one basis or for a cash payment to be determined pursuant to the ProFrac LLC Agreement for each ProFrac LLC Unit redeemed. The ProFrac LLC Units do not expire.

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.

F5 · ownership.direct: Each share of the Issuer's Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by shareholders generally. At the request of the holder, each ProFrac LLC Unit may be coupled with a share of the Issuer's Class B common stock and redeemed for, at the Issuer's election and subject to certain restrictions in the ProFrac LLC Agreement, newly-issued shares of the Issuer's Class A common stock on a one-for-one basis or for a cash payment to be determined pursuant to the ProFrac LLC Agreement for each ProFrac LLC Unit redeemed. The ProFrac LLC Units do not expire.

SEC source: 0000899243-23-011705 · 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: 0

F4 · kind: Represents the surrender to the Issuer of 49,939,536 shares of the Issuer's Class B common stock, pursuant to the ProFrac LLC Agreement, in connection with the exchange of ProFrac LLC Units for shares of the Issuer's Class A common stock.

F4 · price: Represents the surrender to the Issuer of 49,939,536 shares of the Issuer's Class B common stock, pursuant to the ProFrac LLC Agreement, in connection with the exchange of ProFrac LLC Units for shares of the Issuer's Class A common stock.

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.

F5 · ownership.direct: Each share of the Issuer's Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by shareholders generally. At the request of the holder, each ProFrac LLC Unit may be coupled with a share of the Issuer's Class B common stock and redeemed for, at the Issuer's election and subject to certain restrictions in the ProFrac LLC Agreement, newly-issued shares of the Issuer's Class A common stock on a one-for-one basis or for a cash payment to be determined pursuant to the ProFrac LLC Agreement for each ProFrac LLC Unit redeemed. The ProFrac LLC Units do not expire.

SEC source: 0000899243-23-011705 · doc4.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: 69,067,625

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 · price: Units of ProFrac Holdings, LLC, a Texas limited liability company ("ProFrac LLC"), which represent limited liability company interests of ProFrac LLC and a corresponding number of shares of the Issuer's Class B common stock, were exchanged on a one-for-one basis for shares of the Issuer's Class A common stock, pursuant to the Third Amended and Restated Limited Liability Company Agreement of ProFrac LLC (the "ProFrac LLC Agreement"). See footnote 4 below.

F2 · balance_after: Includes 94 shares of the Issuer's Class A common stock that were inadvertently omitted from the Reporting Persons' Form 4 filed on March 30, 2023.

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: 0000899243-23-010028 · 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: 19,127,995

F1 · ownership.direct: THRC Holdings, LP ("THRC Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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: 0000899243-23-010028 · doc4.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: 18,725,000

F1 · ownership.direct: THRC Holdings, LP ("THRC Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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: 0000899243-22-034987 · doc4.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: Not disclosed

Ownership: Direct

Disclosed balance after: 18,267,157

F1 · kind: Pursuant to the Agreement and Plan of Merger ("Merger Agreement") dated June 21, 2022, by and among Issuer, U.S. Well Services, Inc., a Delaware Corporation ("USWS") and Thunderclap Merger Sub, Inc., a Delaware Corporation, on November 1, 2022 (the "Effective Date"), each issued and outstanding share of USWS Class A common stock was converted into the right to receive 0.3366 shares of the Issuer's Class A common stock.

F2 · price: Received in exchange for 8,578,481 shares of USWS Class A common stock in connection with the above-referenced merger. On the Effective Date, the closing price of the Issuer's Class A common stock was $22.08 per share, and the closing price of USWS' Class A common stock was $7.41 per share.

F3 · ownership.direct: THRC Holdings, LP ("THRC Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-035428 · doc4.xml · derivative · entry 7

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: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 6,976,744 shares

Expires not disclosed

F5 · shares: Reflects the disposition of warrants of the Issuer held by THRC Holdings to ProFrac Holding Corp. pursuant to a Warrant Purchase Agreement entered into in connection with the Merger Agreement at a purchase price of $0.176 per warrant. The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F5 · price: Reflects the disposition of warrants of the Issuer held by THRC Holdings to ProFrac Holding Corp. pursuant to a Warrant Purchase Agreement entered into in connection with the Merger Agreement at a purchase price of $0.176 per warrant. The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F5 · derivative.exercise_date: Reflects the disposition of warrants of the Issuer held by THRC Holdings to ProFrac Holding Corp. pursuant to a Warrant Purchase Agreement entered into in connection with the Merger Agreement at a purchase price of $0.176 per warrant. The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F5 · derivative.expiration_date: Reflects the disposition of warrants of the Issuer held by THRC Holdings to ProFrac Holding Corp. pursuant to a Warrant Purchase Agreement entered into in connection with the Merger Agreement at a purchase price of $0.176 per warrant. The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F6 · ownership.direct: THRC Holdings directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-035428 · doc4.xml · derivative · entry 6

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: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,666,669 shares

Expires not disclosed

F4 · shares: Reflects the conversion of warrants of the Issuer held by THRC Holdings pursuant to the Merger Agreement into a number of warrants to acquire PFHC Shares equal to the product of (i) the number of Class A Shares for which such warrant was exercisable as of immediately prior to the consummation of the transactions contemplated by the Merger Agreement, multiplied by (ii) 0.3366 (with an exercise price equal to $477.89 per PFHC Share). The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F4 · price: Reflects the conversion of warrants of the Issuer held by THRC Holdings pursuant to the Merger Agreement into a number of warrants to acquire PFHC Shares equal to the product of (i) the number of Class A Shares for which such warrant was exercisable as of immediately prior to the consummation of the transactions contemplated by the Merger Agreement, multiplied by (ii) 0.3366 (with an exercise price equal to $477.89 per PFHC Share). The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F4 · derivative.exercise_date: Reflects the conversion of warrants of the Issuer held by THRC Holdings pursuant to the Merger Agreement into a number of warrants to acquire PFHC Shares equal to the product of (i) the number of Class A Shares for which such warrant was exercisable as of immediately prior to the consummation of the transactions contemplated by the Merger Agreement, multiplied by (ii) 0.3366 (with an exercise price equal to $477.89 per PFHC Share). The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F4 · derivative.expiration_date: Reflects the conversion of warrants of the Issuer held by THRC Holdings pursuant to the Merger Agreement into a number of warrants to acquire PFHC Shares equal to the product of (i) the number of Class A Shares for which such warrant was exercisable as of immediately prior to the consummation of the transactions contemplated by the Merger Agreement, multiplied by (ii) 0.3366 (with an exercise price equal to $477.89 per PFHC Share). The closing price of PFHC Shares on November 1, 2022, was $22.08 per share.

F6 · ownership.direct: THRC Holdings directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-035428 · doc4.xml · derivative · entry 5

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: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 8,578,481 shares

Expires not disclosed

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.

F2 · derivative.exercise_price: Reflects the conversion of those outstanding convertible promissory notes held by THRC Holdings into a number of Class A Shares equal to the quotient of (i) the aggregate principal amount, plus accrued and unpaid interest, owing under such note through July 9, 2022 ($62,794,480.19), and (ii) $7.32 pursuant to the Merger Agreement.

F2 · shares: Reflects the conversion of those outstanding convertible promissory notes held by THRC Holdings into a number of Class A Shares equal to the quotient of (i) the aggregate principal amount, plus accrued and unpaid interest, owing under such note through July 9, 2022 ($62,794,480.19), and (ii) $7.32 pursuant to the Merger Agreement.

F2 · price: Reflects the conversion of those outstanding convertible promissory notes held by THRC Holdings into a number of Class A Shares equal to the quotient of (i) the aggregate principal amount, plus accrued and unpaid interest, owing under such note through July 9, 2022 ($62,794,480.19), and (ii) $7.32 pursuant to the Merger Agreement.

F2 · derivative.exercise_date: Reflects the conversion of those outstanding convertible promissory notes held by THRC Holdings into a number of Class A Shares equal to the quotient of (i) the aggregate principal amount, plus accrued and unpaid interest, owing under such note through July 9, 2022 ($62,794,480.19), and (ii) $7.32 pursuant to the Merger Agreement.

F2 · derivative.expiration_date: Reflects the conversion of those outstanding convertible promissory notes held by THRC Holdings into a number of Class A Shares equal to the quotient of (i) the aggregate principal amount, plus accrued and unpaid interest, owing under such note through July 9, 2022 ($62,794,480.19), and (ii) $7.32 pursuant to the Merger Agreement.

F6 · ownership.direct: THRC Holdings directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-035428 · doc4.xml · derivative · entry 4

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: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,125,194 shares

Expires not disclosed

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 · derivative.exercise_price: Reflects the conversion of shares of Series A Redeemable Convertible Preferred Stock of the Issuer ("Series A Preferred Shares") held by THRC Holdings, LP ("THRC Holdings") into a number of shares of Class A Common Stock of the Issuer ("Class A Shares") equal to the quotient of (i) the liquidation preference of the Series A Preferred Shares as of the date of conversion ($8,242,540) and (ii) $7.32 pursuant to the Agreement and Plan of Merger by and among the Issuer, ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc, dated as of June 21, 2022 (the "Merger Agreement").

F1 · shares: Reflects the conversion of shares of Series A Redeemable Convertible Preferred Stock of the Issuer ("Series A Preferred Shares") held by THRC Holdings, LP ("THRC Holdings") into a number of shares of Class A Common Stock of the Issuer ("Class A Shares") equal to the quotient of (i) the liquidation preference of the Series A Preferred Shares as of the date of conversion ($8,242,540) and (ii) $7.32 pursuant to the Agreement and Plan of Merger by and among the Issuer, ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc, dated as of June 21, 2022 (the "Merger Agreement").

F1 · price: Reflects the conversion of shares of Series A Redeemable Convertible Preferred Stock of the Issuer ("Series A Preferred Shares") held by THRC Holdings, LP ("THRC Holdings") into a number of shares of Class A Common Stock of the Issuer ("Class A Shares") equal to the quotient of (i) the liquidation preference of the Series A Preferred Shares as of the date of conversion ($8,242,540) and (ii) $7.32 pursuant to the Agreement and Plan of Merger by and among the Issuer, ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc, dated as of June 21, 2022 (the "Merger Agreement").

F1 · derivative.exercise_date: Reflects the conversion of shares of Series A Redeemable Convertible Preferred Stock of the Issuer ("Series A Preferred Shares") held by THRC Holdings, LP ("THRC Holdings") into a number of shares of Class A Common Stock of the Issuer ("Class A Shares") equal to the quotient of (i) the liquidation preference of the Series A Preferred Shares as of the date of conversion ($8,242,540) and (ii) $7.32 pursuant to the Agreement and Plan of Merger by and among the Issuer, ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc, dated as of June 21, 2022 (the "Merger Agreement").

F1 · derivative.expiration_date: Reflects the conversion of shares of Series A Redeemable Convertible Preferred Stock of the Issuer ("Series A Preferred Shares") held by THRC Holdings, LP ("THRC Holdings") into a number of shares of Class A Common Stock of the Issuer ("Class A Shares") equal to the quotient of (i) the liquidation preference of the Series A Preferred Shares as of the date of conversion ($8,242,540) and (ii) $7.32 pursuant to the Agreement and Plan of Merger by and among the Issuer, ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc, dated as of June 21, 2022 (the "Merger Agreement").

F6 · ownership.direct: THRC Holdings directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-035428 · doc4.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: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F3 · shares: Reflects the conversion pursuant to the Merger Agreement of Class A Shares held by THRC Holdings into 0.3366 shares of Class A Common Stock of ProFrac Holding Corp. ("PFHC Shares"). The closing price of PFHC Shares on November 1, 2022 was $22.08 per share.

F3 · price: Reflects the conversion pursuant to the Merger Agreement of Class A Shares held by THRC Holdings into 0.3366 shares of Class A Common Stock of ProFrac Holding Corp. ("PFHC Shares"). The closing price of PFHC Shares on November 1, 2022 was $22.08 per share.

F6 · ownership.direct: THRC Holdings directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-035428 · 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: Not disclosed

Ownership: Direct

Disclosed balance after: 9,713,243

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.

F2 · shares: Reflects the conversion of those outstanding convertible promissory notes held by THRC Holdings into a number of Class A Shares equal to the quotient of (i) the aggregate principal amount, plus accrued and unpaid interest, owing under such note through July 9, 2022 ($62,794,480.19), and (ii) $7.32 pursuant to the Merger Agreement.

F2 · price: Reflects the conversion of those outstanding convertible promissory notes held by THRC Holdings into a number of Class A Shares equal to the quotient of (i) the aggregate principal amount, plus accrued and unpaid interest, owing under such note through July 9, 2022 ($62,794,480.19), and (ii) $7.32 pursuant to the Merger Agreement.

F6 · ownership.direct: THRC Holdings directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-035428 · doc4.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: Not disclosed

Ownership: Direct

Disclosed balance after: 1,134,762

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 · shares: Reflects the conversion of shares of Series A Redeemable Convertible Preferred Stock of the Issuer ("Series A Preferred Shares") held by THRC Holdings, LP ("THRC Holdings") into a number of shares of Class A Common Stock of the Issuer ("Class A Shares") equal to the quotient of (i) the liquidation preference of the Series A Preferred Shares as of the date of conversion ($8,242,540) and (ii) $7.32 pursuant to the Agreement and Plan of Merger by and among the Issuer, ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc, dated as of June 21, 2022 (the "Merger Agreement").

F1 · price: Reflects the conversion of shares of Series A Redeemable Convertible Preferred Stock of the Issuer ("Series A Preferred Shares") held by THRC Holdings, LP ("THRC Holdings") into a number of shares of Class A Common Stock of the Issuer ("Class A Shares") equal to the quotient of (i) the liquidation preference of the Series A Preferred Shares as of the date of conversion ($8,242,540) and (ii) $7.32 pursuant to the Agreement and Plan of Merger by and among the Issuer, ProFrac Holding Corp. and Thunderclap Merger Sub I, Inc, dated as of June 21, 2022 (the "Merger Agreement").

F6 · ownership.direct: THRC Holdings directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-23-002960 · doc4a.xml · derivative · 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: Not disclosed

Ownership: Direct

Disclosed balance after: 42,744

Underlying: Class A common stock, par value $0.01 per share · 42,744 shares

Expires 2025-11-25

F4 · kind: Pursuant to the Merger Agreement, on the Effective Date each issued and outstanding USWS Series A Warrant was canceled and converted into the right to receive a warrant to purchase a number of shares of the Issuer's Class A common stock equal to (i) the number of shares of USWS Common Stock underlying the USWS Series A Warrant, multiplied by (ii) 0.3366.

F5 · price: Received in exchange for 2,666,669 USWS Series A Warrants pursuant to the Merger Agreement.

F3 · ownership.direct: THRC Holdings, LP ("THRC Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-23-002960 · doc4a.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: Not disclosed

Ownership: Direct

Disclosed balance after: 18,225,094

F1 · kind: Pursuant to the Agreement and Plan of Merger ("Merger Agreement") dated June 21, 2022, by and among the Issuer, U.S. Well Services, Inc., a Delaware Corporation ("USWS") and Thunderclap Merger Sub, Inc., a Delaware Corporation, on November 1, 2022 (the "Effective Date"), each issued and outstanding share of USWS' Class A common stock, par value $0.001 per share ("USWS Common Stock"), was converted into the right to receive 0.3366 shares of the Issuer's Class A common stock.

F2 · price: Received in exchange for 9,714,080 shares of USWS Common Stock pursuant to the Merger Agreement. On the Effective Date, the closing price of the Issuer's Class A common stock was $22.08 per share, and the closing price of USWS Common Stock was $7.41 per share.

F3 · ownership.direct: THRC Holdings, LP ("THRC Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-018923 · doc4.xml · nonDerivative · entry 1

THRC Holdings, LP · CIK 0001754159 · Director · 10% owner · Director by Deputization

THRC Management, LLC · CIK 0001834450 · Director · 10% owner · Director by Deputization

Wilks Dan H. · CIK 0001641792 · Director · 10% owner · Director by Deputization

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,954,937

F1 · shares: Reflects shares of Class A common stock, par value $0.01 per share, acquired in connection with the Issuer's initial public offering, which closed on May 17, 2022.

F2 · ownership.direct: THRC Holdings, LP ("THRC Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("THRC Management"), a Texas limited liability company, as General Partner of THRC Holdings, has exclusive voting and investment control over the shares of 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 their 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: 0000899243-22-016479 · doc4.xml · derivative · entry 4

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: Not disclosed

Ownership: Direct

Disclosed balance after: 2,666,669

Underlying: Class A Common Stock · 761,905 shares

Expires not disclosed

F10 · security: On April 29, 2022, Holdings purchased (i) 5,198 shares of the Issuer's Series A Redeemable Convertible Preferred Stock, par value $0.0001 per share ("Series A Preferred Stock"), which are convertible into shares of Class A Common Stock and (ii) 2,666,669 warrants (the "Purchased Warrants") exercisable for 761,905 shares of Class A Common Stock, for an aggregate purchase price equal to 85% of the liquidation preference of the Series A Preferred Stock, as adjusted pursuant to its terms, as of April 29, 2022.

F10 · price: On April 29, 2022, Holdings purchased (i) 5,198 shares of the Issuer's Series A Redeemable Convertible Preferred Stock, par value $0.0001 per share ("Series A Preferred Stock"), which are convertible into shares of Class A Common Stock and (ii) 2,666,669 warrants (the "Purchased Warrants") exercisable for 761,905 shares of Class A Common Stock, for an aggregate purchase price equal to 85% of the liquidation preference of the Series A Preferred Stock, as adjusted pursuant to its terms, as of April 29, 2022.

F13 · derivative.exercise_date: All or any portion of the Purchased Warrants may be exercised by Holdings at any time prior to expiration. The Purchased Warrants expire on May 24, 2025.

F13 · derivative.expiration_date: All or any portion of the Purchased Warrants may be exercised by Holdings at any time prior to expiration. The Purchased Warrants expire on May 24, 2025.

F12 · derivative.underlying_shares: The securities listed above may not be converted if the conversion would result in violations of Nasdaq Capital Market's change of control or certain other Nasdaq rules.

SEC source: 0000899243-22-016479 · doc4.xml · derivative · entry 3

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: Not disclosed

Ownership: Direct

Disclosed balance after: 5,198

Underlying: Class A Common Stock · 317,004 shares

Expires not disclosed

F10 · security: On April 29, 2022, Holdings purchased (i) 5,198 shares of the Issuer's Series A Redeemable Convertible Preferred Stock, par value $0.0001 per share ("Series A Preferred Stock"), which are convertible into shares of Class A Common Stock and (ii) 2,666,669 warrants (the "Purchased Warrants") exercisable for 761,905 shares of Class A Common Stock, for an aggregate purchase price equal to 85% of the liquidation preference of the Series A Preferred Stock, as adjusted pursuant to its terms, as of April 29, 2022.

F6 · price: This price includes the payment for partially accrued in-kind interest or dividends.

F11 · derivative.exercise_date: Holdings may convert all or any portion of the Series A Preferred Stock into Class A Common Stock based on the then-applicable liquidation preference, subject to anti-dilution adjustments, at any time, but not more than once per quarter, so long as any conversion is for at least $1,000,000 based on the liquidation preference on the date of the conversion notice. The Series A Preferred Stock has no expiration date.

F11 · derivative.expiration_date: Holdings may convert all or any portion of the Series A Preferred Stock into Class A Common Stock based on the then-applicable liquidation preference, subject to anti-dilution adjustments, at any time, but not more than once per quarter, so long as any conversion is for at least $1,000,000 based on the liquidation preference on the date of the conversion notice. The Series A Preferred Stock has no expiration date.

F12 · derivative.underlying_shares: The securities listed above may not be converted if the conversion would result in violations of Nasdaq Capital Market's change of control or certain other Nasdaq rules.

SEC source: 0000899243-22-016479 · doc4.xml · derivative · entry 2

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: Not disclosed

Ownership: Direct

Disclosed balance after: 21,454,672.2

Underlying: Class A Common Stock · 3,064,953 shares

Expires not disclosed

F1 · security: THRC Holdings, LP ("Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("Management") a Texas limited liability company, as General Partner of Holdings, has exclusive voting and investment power over the securities held by Holdings, and therefore, may be deemed to beneficially own such securities. Dan H. Wilks, as sole Manager of Management, together with his spouse, Staci Wilks, who share the same household, may be deemed to exercise voting and investment power over the securities directly owned by Holdings, and therefore, may be deemed to beneficially own such securities. Each Reporting Person disclaims beneficial ownership of all 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 securities covered by this Form 4.

F2 · security: On April 29, 2022, pursuant to a Note Purchase Agreement dated as of April 25, 2022, Holdings purchased a (i) 16.0% Convertible Senior Secured (Third Lien) PIK Note in the principal amount of $21,454,672.24 (the "Cash Note") that is convertible into shares of the Issuer's Class A Common Stock, par value $0.0001 per share ("Class A Common Stock") and (ii) 16.0% Convertible Senior Secured (Third Lien) PIK Note in the principal amount of $21,454,672.24 (the "Exchange Note") that is convertible into shares of Class A Common Stock.

F7 · derivative.exercise_price: Subject to earlier conversion or redemption in accordance with its terms, the Exchange Note will become due and payable on June 5, 2026 (the "Exchange Note Maturity Date") in a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Exchange Note (together with the accrued but unpaid interest thereon) as of the Exchange Note Maturity Date, by (b) the volume weighted average price of Class A Common Stock for the 20 trading day period immediately preceding the Exchange Note Maturity Date (or in such other manner as determined pursuant to the terms of the Exchange Note or the Note Purchase Agreement pursuant to which it was issued).

F8 · derivative.exercise_price: All or any portion of the Exchange Note may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Exchange Note (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $7.00, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms. The Exchange Note is convertible by Holdings at any time prior to the payment in full of all outstanding principal and interest due under the Exchange Note.

F6 · price: This price includes the payment for partially accrued in-kind interest or dividends.

F8 · derivative.exercise_date: All or any portion of the Exchange Note may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Exchange Note (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $7.00, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms. The Exchange Note is convertible by Holdings at any time prior to the payment in full of all outstanding principal and interest due under the Exchange Note.

F7 · derivative.expiration_date: Subject to earlier conversion or redemption in accordance with its terms, the Exchange Note will become due and payable on June 5, 2026 (the "Exchange Note Maturity Date") in a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Exchange Note (together with the accrued but unpaid interest thereon) as of the Exchange Note Maturity Date, by (b) the volume weighted average price of Class A Common Stock for the 20 trading day period immediately preceding the Exchange Note Maturity Date (or in such other manner as determined pursuant to the terms of the Exchange Note or the Note Purchase Agreement pursuant to which it was issued).

F8 · derivative.expiration_date: All or any portion of the Exchange Note may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Exchange Note (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $7.00, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms. The Exchange Note is convertible by Holdings at any time prior to the payment in full of all outstanding principal and interest due under the Exchange Note.

F9 · derivative.underlying_shares: This number represents the number of shares of Class A Common Stock issuable upon conversion of the Exchange Note if the holder thereof elects to convert the Exchange Note based on the principal amount of the Exchange Note identified in footnote 2 above and the conversion price identified in footnote 8 above. The Exchange Note may not be converted if the conversion would result in violations of Nasdaq Capital Market's change of control or certain other Nasdaq rules.

SEC source: 0000899243-22-016479 · doc4.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

Wilks Staci · CIK 0001641796 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,454,672.2

Underlying: Class A Common Stock · 4,903,925 shares

Expires not disclosed

F1 · security: THRC Holdings, LP ("Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("Management") a Texas limited liability company, as General Partner of Holdings, has exclusive voting and investment power over the securities held by Holdings, and therefore, may be deemed to beneficially own such securities. Dan H. Wilks, as sole Manager of Management, together with his spouse, Staci Wilks, who share the same household, may be deemed to exercise voting and investment power over the securities directly owned by Holdings, and therefore, may be deemed to beneficially own such securities. Each Reporting Person disclaims beneficial ownership of all 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 securities covered by this Form 4.

F2 · security: On April 29, 2022, pursuant to a Note Purchase Agreement dated as of April 25, 2022, Holdings purchased a (i) 16.0% Convertible Senior Secured (Third Lien) PIK Note in the principal amount of $21,454,672.24 (the "Cash Note") that is convertible into shares of the Issuer's Class A Common Stock, par value $0.0001 per share ("Class A Common Stock") and (ii) 16.0% Convertible Senior Secured (Third Lien) PIK Note in the principal amount of $21,454,672.24 (the "Exchange Note") that is convertible into shares of Class A Common Stock.

F3 · derivative.exercise_price: Subject to earlier conversion or redemption in accordance with its terms, the Cash Note will become due and payable on June 5, 2026 (the "Cash Note Maturity Date") in a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Cash Note (together with the accrued but unpaid interest thereon) as of the Cash Note Maturity Date, by (b) the volume weighted average price of Class A Common Stock for the 20 trading day period immediately preceding the Cash Note Maturity Date (or in such other manner as determined pursuant to the terms of the Cash Note or the Note Purchase Agreement pursuant to which it was issued).

F4 · derivative.exercise_price: All or any portion of the Cash Note may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Cash Note being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $4.375, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms. The Cash Note is convertible by Holdings at any time prior to the payment in full of all outstanding principal and interest due under the Cash Note.

F6 · price: This price includes the payment for partially accrued in-kind interest or dividends.

F4 · derivative.exercise_date: All or any portion of the Cash Note may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Cash Note being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $4.375, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms. The Cash Note is convertible by Holdings at any time prior to the payment in full of all outstanding principal and interest due under the Cash Note.

F3 · derivative.expiration_date: Subject to earlier conversion or redemption in accordance with its terms, the Cash Note will become due and payable on June 5, 2026 (the "Cash Note Maturity Date") in a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Cash Note (together with the accrued but unpaid interest thereon) as of the Cash Note Maturity Date, by (b) the volume weighted average price of Class A Common Stock for the 20 trading day period immediately preceding the Cash Note Maturity Date (or in such other manner as determined pursuant to the terms of the Cash Note or the Note Purchase Agreement pursuant to which it was issued).

F4 · derivative.expiration_date: All or any portion of the Cash Note may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock determined by dividing (a) the outstanding balance of the principal amount of the Cash Note being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $4.375, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms. The Cash Note is convertible by Holdings at any time prior to the payment in full of all outstanding principal and interest due under the Cash Note.

F5 · derivative.underlying_shares: This number represents the number of shares of Class A Common Stock issuable upon conversion of the Cash Note if the holder thereof elects to convert the Cash Note based on the principal amount of the Cash Note identified in footnote 2 above and the conversion price identified in footnote 4 above. The Cash Note may not be converted if the conversion would result in violations of Nasdaq Capital Market's change of control or certain other Nasdaq rules.

SEC source: 0000899243-22-010847 · doc4.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

Wilks Staci · CIK 0001641796 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,976,744

Underlying: Class A Common Stock · Not disclosed shares

Expires not disclosed

F1 · security: Reflects the issuance by the Issuer of 6,976,744 warrants ("Warrants") exercisable for shares of Class A Common Stock of the Issuer, par value $0.0001 per share ("Class A Common Stock"), to THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), on March 1, 2022 in connection with the entry into that certain Joinder to Senior Secured Term Loan Agreement dated March 1, 2022 and the extension of a $10 million term loan to a subsidiary of the Issuer, and pursuant to the applicable Warrant Agreement (the "Warrant Agreement").

F2 · derivative.exercise_price: In accordance with the Warrant Agreement, the exercise price of the Warrants is $1.10 per share, subject to adjustment. All or any portion of the Warrants issued pursuant to the Warrant Agreement may be exercised by THRC Holdings at any time prior to expiration in accordance with the terms of the Warrant Agreement. The Warrants expire on March 1, 2028.

F1 · price: Reflects the issuance by the Issuer of 6,976,744 warrants ("Warrants") exercisable for shares of Class A Common Stock of the Issuer, par value $0.0001 per share ("Class A Common Stock"), to THRC Holdings, LP, a Texas limited partnership ("THRC Holdings"), on March 1, 2022 in connection with the entry into that certain Joinder to Senior Secured Term Loan Agreement dated March 1, 2022 and the extension of a $10 million term loan to a subsidiary of the Issuer, and pursuant to the applicable Warrant Agreement (the "Warrant Agreement").

F2 · derivative.exercise_date: In accordance with the Warrant Agreement, the exercise price of the Warrants is $1.10 per share, subject to adjustment. All or any portion of the Warrants issued pursuant to the Warrant Agreement may be exercised by THRC Holdings at any time prior to expiration in accordance with the terms of the Warrant Agreement. The Warrants expire on March 1, 2028.

F2 · derivative.expiration_date: In accordance with the Warrant Agreement, the exercise price of the Warrants is $1.10 per share, subject to adjustment. All or any portion of the Warrants issued pursuant to the Warrant Agreement may be exercised by THRC Holdings at any time prior to expiration in accordance with the terms of the Warrant Agreement. The Warrants expire on March 1, 2028.

F3 · derivative.underlying_shares: Upon exercise by THRC Holdings, pursuant to the Warrant Agreement, the Warrants are required to be net settled in shares of Class A Common Stock, on a cashless basis based on the difference between (i) the volume weighted average price of Class A Common Stock as reported during the ten trading day period ending on the second trading day prior to the date on which the notice of exercise is delivered to the warrant agent and (ii) the then-applicable exercise price, in each case, at the time of exercise. As a result, the number of shares of Class A Common Stock issuable upon exercise of the Warrants cannot be determined at this time; however, in no event will the Warrants be exercisable for more than 6,976,744 shares of Class A Common Stock, subject to adjustment.

F3 · balance_after: Upon exercise by THRC Holdings, pursuant to the Warrant Agreement, the Warrants are required to be net settled in shares of Class A Common Stock, on a cashless basis based on the difference between (i) the volume weighted average price of Class A Common Stock as reported during the ten trading day period ending on the second trading day prior to the date on which the notice of exercise is delivered to the warrant agent and (ii) the then-applicable exercise price, in each case, at the time of exercise. As a result, the number of shares of Class A Common Stock issuable upon exercise of the Warrants cannot be determined at this time; however, in no event will the Warrants be exercisable for more than 6,976,744 shares of Class A Common Stock, subject to adjustment.

F4 · ownership.direct: The Warrants are directly owned by THRC Holdings. THRC Management, LLC, a Texas limited liability company ("THRC Management"), as General Partner of THRC Holdings, has exclusive voting and investment power over securities beneficially owned by THRC Holdings, and therefore may be deemed to share beneficial ownership of such securities. Dan H. Wilks, as sole Manager of THRC Management, together with his Spouse, Staci Wilks, who share the same household, may be deemed to exercise voting and investment control over securities beneficially owned by THRC Holdings, and therefore may be deemed to share beneficial ownership of such securities. 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: 0000899243-21-028381 · doc4.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

Wilks Staci · CIK 0001641796 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,750,000

Underlying: Class A Common Stock · 2,200,000 shares

Expires not disclosed

F1 · security: THRC Holdings LP ("Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("Management") a Texas limited liability company, as General Partner of Holdings, has exclusive voting and investment power over the shares of Issuer's Common Stock held by Holdings, and therefore, may be deemed to beneficially own such shares. Dan H. Wilks, as sole Manager of Management, together with his spouse, Staci Wilks, who share the same household, may be deemed to exercise voting and investment power over the securities directly owned by 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.

F2 · security: This Form 4 is being filed to report that, on July 12, 2021, Holdings purchased an aggregate of $2,750,000 in principal amount of 16.0% Convertible Senior Secured (Third Lien) PIK Notes of the Issuer (the "Notes"), that are convertible into shares of Class A Common Stock, pursuant to a Note Purchase Agreement, dated June 24, 2021 (the "Note Purchase Agreement"). The Notes are convertible by Holdings at any time prior to the payment in full of all outstanding principle and interest due under the Notes.

F3 · derivative.exercise_price: Subject to earlier conversion or redemption in accordance with their terms, the Notes will become due and payable on June 5, 2026 (the "Maturity Date") in a number of shares of Class A Common Stock, determined by dividing (a) the outstanding balance of the principal amount of the Notes (together with the accrued but unpaid interest on the Notes) as of the Maturity Date, by (b) the volume weighted average price of Class A Common Stock for the 20 trading day period immediately preceding the Maturity Date (or in such other manner as determined pursuant to the terms of the Note Purchase Agreement).

F4 · derivative.exercise_price: All or any portion of the Notes may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock, determined by dividing (a) the outstanding balance of the principal amount of the Notes being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $1.25, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms.

F4 · price: All or any portion of the Notes may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock, determined by dividing (a) the outstanding balance of the principal amount of the Notes being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $1.25, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms.

F4 · derivative.exercise_date: All or any portion of the Notes may be converted at the election of the holder thereof at any time into a number of shares of Class A Common Stock, determined by dividing (a) the outstanding balance of the principal amount of the Notes being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $1.25, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms.

F2 · derivative.expiration_date: This Form 4 is being filed to report that, on July 12, 2021, Holdings purchased an aggregate of $2,750,000 in principal amount of 16.0% Convertible Senior Secured (Third Lien) PIK Notes of the Issuer (the "Notes"), that are convertible into shares of Class A Common Stock, pursuant to a Note Purchase Agreement, dated June 24, 2021 (the "Note Purchase Agreement"). The Notes are convertible by Holdings at any time prior to the payment in full of all outstanding principle and interest due under the Notes.

F3 · derivative.expiration_date: Subject to earlier conversion or redemption in accordance with their terms, the Notes will become due and payable on June 5, 2026 (the "Maturity Date") in a number of shares of Class A Common Stock, determined by dividing (a) the outstanding balance of the principal amount of the Notes (together with the accrued but unpaid interest on the Notes) as of the Maturity Date, by (b) the volume weighted average price of Class A Common Stock for the 20 trading day period immediately preceding the Maturity Date (or in such other manner as determined pursuant to the terms of the Note Purchase Agreement).

F5 · derivative.underlying_shares: This number represents the number of shares of Class A Common Stock issuable upon conversion of the Notes if the holder thereof elects to convert the Notes based on the principal amount of the Notes and the conversion price applicable to the Notes.

SEC source: 0000899243-21-027743 · doc4.xml · derivative · entry 2

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: Not disclosed

Ownership: Direct

Disclosed balance after: Not disclosed

Underlying: Class A Common Stock · 12,755,102 shares

Expires not disclosed

F1 · security: THRC Holdings LP ("Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("Management") a Texas limited liability company, as General Partner of Holdings, has exclusive voting and investment power over the shares of Issuer's Common Stock held by Holdings, and therefore, may be deemed to beneficially own such shares. Dan H. Wilks, as sole Manager of Management, together with his spouse, Staci Wilks, who share the same household, may be deemed to exercise voting and investment power over the securities directly owned by 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.

F2 · security: As reported on the Form 3 previously filed by the Reporting Persons, Holdings purchased an aggregate of $25,000,000 in principal amount of 16.0% Convertible Senior Secured (Third Lien) PIK Notes of the Issuer (the "Notes"), that are convertible into shares of Class A Common Stock, pursuant to the Note Purchase Agreement, dated June 24, 2021, by and among the Issuer, Holdings and the other purchasers party thereto (the "Note Purchase Agreement"). The Notes are convertible by Holdings at any time prior to the payment in full of all outstanding principle and interest due under the Notes.

F3 · derivative.exercise_price: All or any portion of the Notes may be converted at the election of the holder thereof at any time into a number of shares Class A Common Stock, determined by dividing (a) the outstanding balance of the principal amount of the Notes being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $0.98, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms.

F3 · price: All or any portion of the Notes may be converted at the election of the holder thereof at any time into a number of shares Class A Common Stock, determined by dividing (a) the outstanding balance of the principal amount of the Notes being converted (together with the accrued but unpaid interest thereon) as of the applicable conversion date, by (b) a conversion price of $0.98, which such conversion price is subject to certain anti-dilution adjustments in accordance with its terms.

F2 · derivative.expiration_date: As reported on the Form 3 previously filed by the Reporting Persons, Holdings purchased an aggregate of $25,000,000 in principal amount of 16.0% Convertible Senior Secured (Third Lien) PIK Notes of the Issuer (the "Notes"), that are convertible into shares of Class A Common Stock, pursuant to the Note Purchase Agreement, dated June 24, 2021, by and among the Issuer, Holdings and the other purchasers party thereto (the "Note Purchase Agreement"). The Notes are convertible by Holdings at any time prior to the payment in full of all outstanding principle and interest due under the Notes.

F4 · derivative.underlying_shares: This number represents the number of shares of Class A Common Stock issuable upon conversion of the Notes if the holder thereof elects to convert the Notes based on the principal amount of the Notes and the conversion price applicable to the Notes.

SEC source: 0000899243-21-027743 · doc4.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: Not disclosed

Ownership: Direct

Disclosed balance after: 200,909

F1 · security: THRC Holdings LP ("Holdings"), a Texas limited partnership, directly holds the securities of the Issuer. THRC Management, LLC ("Management") a Texas limited liability company, as General Partner of Holdings, has exclusive voting and investment power over the shares of Issuer's Common Stock held by Holdings, and therefore, may be deemed to beneficially own such shares. Dan H. Wilks, as sole Manager of Management, together with his spouse, Staci Wilks, who share the same household, may be deemed to exercise voting and investment power over the securities directly owned by 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: 0001567619-20-020591 · doc1.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

Wilks Staci · CIK 0001641796 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,750,000

SEC source: 0001567619-20-020591 · doc1.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

Wilks Staci · CIK 0001641796 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,591,026

SEC source: 0001567619-20-020591 · doc1.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: Not disclosed

Ownership: Direct

Disclosed balance after: 2,225,284

F1 · ownership.direct: THRC Holdings LP ("Holdings"), a Texas limited partnership, directly holds the securities of the Issuer.

F2 · ownership.direct: THRC Management, LLC ("Management") a Texas limited liability company, as General Partner of Holdings, has exclusive voting and investment power over the shares of Issuer's Common Stock held by Holdings, and therefore may be deemed to beneficially own such shares. Dan H. Wilks, as sole Manager of Management, together with his spouse, Staci Wilks, who share the same household, may be deemed to exercise voting and investment power over the shares of Issuer's Common Stock directly owned by 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.

F3 · ownership.direct: As previously filed with the Commission on the Reporting Persons' Form 3a in respect of the Issuer on December 2, 2020, Exhibit 99.1 through Exhibit 99.4 thereto is incorporated in their entirety by reference therein.