# EDGAR Filing Document

**Accession Number:** 0001645511
**File Stem:** 0001688476-23-000026
**Filing Date:** 2023-1
**Character Count:** 7005
**Document Hash:** 36032ac689c77ddb967244f335f45653
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001688476-23-000026.hdr.sgml**: 20230111

**ACCESSION NUMBER**: 0001688476-23-000026

**CONFORMED SUBMISSION TYPE**: 4/A

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230102

**FILED AS OF DATE**: 20230111

**DATE AS OF CHANGE**: 20230111

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Drummond Robert Wayne Jr
- **CENTRAL INDEX KEY:** 0001645511

**FILING VALUES:**
- **FORM TYPE:** 4/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-37988
- **FILM NUMBER:** 23524746

**MAIL ADDRESS:**
- **STREET 1:** 1301 MCKINNEY ST
- **STREET 2:** STE 1800
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77010
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NEXTIER OILFIELD SOLUTIONS INC.
- **CENTRAL INDEX KEY:** 0001688476
- **STANDARD INDUSTRIAL CLASSIFICATION:** OIL, GAS FIELD SERVICES, NBC [1389]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 3990 ROGERDALE RD.
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77042
- **BUSINESS PHONE:** 713-325-6000

**MAIL ADDRESS:**
- **STREET 1:** 3990 ROGERDALE RD.
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77042

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Keane Group, Inc.
- **DATE OF NAME CHANGE:** 20161025

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4/A

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Drummond Robert Wayne Jr<br><sub>(Last) (First) (Middle)</sub><br><br>3990 ROGERDALE ROAD<br><sub>(Street)</sub><br>HOUSTON, TX 77042<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-02 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_President & CEO_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NEXTIER OILFIELD SOLUTIONS INC. [ NEX ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2023-01-02 |  | F |  | 63569<sup>(1)</sup> | D | $9.24 | 1252650<sup>(1)</sup> | D |  |
| Common Stock | 2023-01-03 |  | F |  | 87920<sup>(2)</sup> | D | $8.49 | 1372333<sup>(2)</sup> | D |  |
| Common Stock | 2023-01-06 |  | A |  | 374171 | A | 0<sup>(3)</sup> | 1936714 | D |  |
| Common Stock | 2023-01-06 |  | F |  | 158462 | D | $8.60 | 1778252 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Restricted Stock Units | <sup>(4)</sup> | 2023-01-02<sup>(5)</sup> |  | A |  | 260960 |  | <sup>(6)</sup> | <sup>(6)</sup> | Common Stock | 260960.0 | $0 | 1531438<sup>(5)</sup> | D |  |

---

### Footnotes:

(1) This amendment is being filed to correct an error in the number of shares reported in columns 4 and 5 of the Reporting Person's Form 4 filed on January 4, 2023

(2) This amendment is being filed to correct an error in the number of shares reported in columns 4 and 5 of the Reporting Person's Form 4 filed on January 5, 2023.

(3) Shares of common stock were acquired for no consideration upon the vesting of performance share awards.

(4) Each restricted stock unit represents a contingent right to receive one share of NEX common stock.

(5) This amendment is being filed to address an error in the date reported in column 3 and the amount reported in column 9 of the Reporting Person's Form 4 filed on January 5, 2023. After giving effect to this amendment, the number of derivative securities beneficially owned as of the filing date of this Form 4/A is 993,894.

(6) These restricted stock units vest in three equal installments (34%, 33%, 33%) on each of January 2, 2024, 2025 and 2026.

**Signature:** /s/ Kevin McDonald, Attorney-in-Fact  
**Date:** 2023-01-11

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**