Paul M. Jacobi - 17 Jun 2026 Form 4 Insider Report for MAMMOTH ENERGY SERVICES, INC. (TUSK)

Reporting relationship: Chief Business Officer, Director
Issuer ticker: TUSK
Reported as of: 17 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 22 Jun 2026, 16:42:32 UTC
Prior SEC filing: 14 Jun 2024
Source filing: View source filing
Reporting owner signature: Paul Jacobi

Key filing fact

Paul M. Jacobi filed Form 4 for MAMMOTH ENERGY SERVICES, INC. (TUSK) on 22 Jun 2026.

Key facts

This page summarizes Paul M. Jacobi's Form 4 filing for MAMMOTH ENERGY SERVICES, INC. (TUSK).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 22 Jun 2026, 16:42.

Change

Previous filing in this sequence was filed on 14 Jun 2024.
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 0001477880 Primary reporting owner

Jacobi Paul M.

Relationship: Chief Business Officer, Director
Address: C/O WEXFORD CAPITAL LP, 777 WEST PUTNAM AVENUE, FIRST FLOOR, GREENWICH
Signature: Paul Jacobi
Signature date: 22 Jun 2026

Reported non-derivative transactions

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

TUSK transaction

Common Stock

Other

Transaction value
Shares: +3,211
Change %: +12%
Price: $0.000000^*
Shares after: 31,067
Date: 17 Jun 2026
Ownership: Direct
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 1 footnote

Footnote F1

Represents an in-kind distribution from MEH SUB LLC, an entity managed by Wexford Capital LP, that does not involve (i) a purchase or a sale of securities or (ii) any additional consideration.

SEC remarks

The shares awarded to Paul Jacobi and reported in the Form 4 filed on June 14, 2024 were retained by Mr. Jacobi rather than assigned to Wexford Capital LP, due to updated terms of his employment with Wexford Capital LP.