Antonio J. Campo Mejia - 14 Aug 2026 Form 4 Insider Report for National Energy Services Reunited Corp. (NESR)

Reporting relationship: Director
Issuer ticker: NESR
Reported as of: 14 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 17 Aug 2026, 16:24:26 UTC
Prior SEC filing: 02 Jan 2026
Source filing: View source filing
Reporting owner signature: /s/ Antonio J. Campo Mejia

Key filing fact

Antonio J. Campo Mejia filed Form 4 for National Energy Services Reunited Corp. (NESR) on 17 Aug 2026.

Key facts

This page summarizes Antonio J. Campo Mejia's Form 4 filing for National Energy Services Reunited Corp. (NESR).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 17 Aug 2026, 16:24.

Change

Previous filing in this sequence was filed on 02 Jan 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001704067 Primary reporting owner

Campo Mejia Antonio J

Relationship: Director
Address: C/O NESR, 777 POST OAK BLVD., SUITE 730, HOUSTON
Signature: /s/ Antonio J. Campo Mejia
Signature date: 17 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NESR transaction

Ordinary Shares

Award

Transaction value
Shares: +10,000
Change %: +1.3%
Price
Shares after: 756,922
Date: 14 Aug 2026
Ownership: Direct
Footnotes: F1

NESR transaction

Ordinary Shares

Award

Transaction value
Shares: +2,800
Change %: +0.37%
Price
Shares after: 759,722
Date: 14 Aug 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

NESR transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: -10,000
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 14 Aug 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 10,000
Exercise price
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Represents restricted stock units ("RSUs") granted on August 14, 2025, which vested on August 14, 2026. Upon vesting, the Reporting Person became entitled to receive one ordinary share of National Energy Services Reunited Corp. (the "Issuer") for each RSU.

Footnote F2

Represents RSUs granted on August 14, 2026, which will vest on August 14, 2027, subject to the Reporting Person's continued service through the vesting date. Each RSU represents a contingent right to receive one ordinary share of the Issuer.

SEC remarks

Exhibit 24.1 - Power of Attorney