Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^* Riverstone/Carlyle Energy Partners IV, L.P.	2. Issuer Name and Ticker or Trading Symbol Liberty Oilfield Services Inc. [ LBRT ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle) C/O RIVERSTONE HOLDINGS LLC, 712 FIFTH AVENUE, 19TH FLOOR	3. Date of Earliest Transaction (MM/DD/YYYY) 3/11/2021
(Street) NEW YORK, NY 10019 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	3/11/2021		S		1808385	D	$13.40	3707187	I ⁽¹⁾⁽²⁾⁽⁵⁾	See footnotes ⁽¹⁾⁽²⁾⁽³⁾
Class A Common Stock	3/12/2021		A		4191615	A	⁽⁶⁾	5866282	I ⁽¹⁾⁽²⁾⁽⁵⁾	See footnotes ⁽¹⁾⁽²⁾⁽⁴⁾
Class A Common Stock	3/11/2021		S		4191615	D	$13.40	1674667	I ⁽¹⁾⁽²⁾⁽⁵⁾	See footnotes ⁽¹⁾⁽²⁾⁽⁴⁾
Class B Common Stock	3/12/2021		D		4191615	D	$0 ⁽⁷⁾	6918142	I ⁽¹⁾⁽²⁾⁽⁵⁾	See footnotes ⁽¹⁾⁽²⁾⁽⁴⁾

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)
Units ⁽⁸⁾	⁽⁹⁾	3/12/2021		D		4191615		⁽⁹⁾	⁽⁹⁾	Class A Common Stock	4191615	⁽⁹⁾	6918142	I	See footnotes ⁽¹⁾⁽²⁾⁽⁴⁾

Explanation of Responses:
(1)	By reason of the provisions of Rule 16a-1 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), each of R/C Energy GP IV, LLC ("R/C GP IV"), which is the sole general partner of Riverstone/Carlyle Energy Partners IV, L.P. ("Riverstone/Carlyle EP IV"), and Riverstone/Carlyle EP IV, which is the sole general partner of each of R/C Energy IV Direct Partnership, L.P. ("R/C Direct") and R/C IV Liberty Holdings, L.P. ("R/C IV Liberty"), may be deemed to have an indirect pecuniary interest in the securities held directly by R/C Direct and R/C IV Liberty. In accordance with Instruction 4(b)(iv), the entire amount of the securities held by each of Riverstone/Carlyle EP IV, R/C Direct and R/C IV Liberty are reported herein.
(2)	(Continued from footnote 1) Each reporting person disclaims beneficial ownership of any securities that are not directly owned by such reporting person, except to the extent of their indirect pecuniary interest therein. This report shall not be deemed an admission that such reporting person is a member of a group or the beneficial owner of any securities not directly owned by such reporting person.
(3)	Shares held directly by R/C Direct.
(4)	Shares held directly by R/C IV Liberty.
(5)	Riverstone/Carlyle RP IV directly holds no shares.
(6)	Represents securities issued in redemption of the parallel Units (as defined below).
(7)	Represents securities forfeited for no additional consideration upon repurchase of the parallel Units.
(8)	"Units" means ownership interests in Liberty Oilfield Services New HoldCo LLC ("Liberty LLC"). The Issuer is the sole managing member of Liberty LLC.
(9)	The limited liability company agreement of Liberty LLC provides certain holders of Units with certain rights to cause Liberty LLC to acquire all or a portion of the Units (the "Redemption Right") for, at Liberty LLC's election, (a) shares of Class A Common Stock at a redemption ratio of one share of Class A Common Stock for each Unit redeemed, subject to conversion rate adjustments for stock splits, stock dividends and reclassification and other similar transactions, or (b) an equivalent amount of cash based on the 30-day volume weighted average price of Class A Common Stock ending on the trading day that is immediately prior to the date that the Redemption Right is exercised. The Units and the right to exercise the Redemption Right have no expiration date.

Remarks:
Each of Ken Babcock and Brett Staffieri serve on the board of directors of the Issuer as a representative of the reporting persons. As a result, each reporting person herein may be deemed a director by deputization for the purposes of Section 16 of the Exchange Act.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Riverstone/Carlyle Energy Partners IV, L.P. C/O RIVERSTONE HOLDINGS LLC 712 FIFTH AVENUE, 19TH FLOOR NEW YORK, NY 10019	X	X
R/C Energy IV Direct Partnership, L.P. C/O RIVERSTONE HOLDINGS LLC 712 FIFTH AVENUE, 19TH FLOOR NEW YORK, NY 10019	X	X
R/C IV Liberty Holdings, L.P. C/O RIVERSTONE HOLDINGS LLC 712 FIFTH AVENUE, 19TH FLOOR NEW YORK, NY 10019	X	X
R/C Energy GP IV, LLC C/O RIVERSTONE HOLDINGS LLC 712 FIFTH AVENUE, 19TH FLOOR NEW YORK, NY 10019	X	X

Signatures
RIVERSTONE/CARLYLE ENERGY PARTNERS IV, L.P. By: R/C ENERGY GP IV, LLC, its general partner, /s/ Peter Haskopoulos		3/15/2021
^**Signature of Reporting Person		Date