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  4. [Form 4] MAMMOTH ENERGY SERVICES, INC. Insider Trading Activity

Mammoth Energy (TUSK) insider restructures 6.47M common shares

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Mammoth Energy Services insider associated entity restructures share holdings. A total of 6,470,441 shares of common stock were involved in "other" transactions coded J, which the footnotes describe as an in-kind distribution from MEH SUB LLC that does not involve a purchase or sale of securities or any additional consideration. Following these transactions, CD Holding Company, LLC holds 4,066,610 shares indirectly, and Charles E. Davidson holds 2,403,831 shares directly, with Davidson also controlling and having voting and disposal power over the shares held by CD Holding Company, LLC.

Positive

  • None.

Negative

  • None.
Insider DAVIDSON CHARLES E, CD Holding Company, LLC
Role null | null
Type Security Shares Price Value
Other Common Stock 2,403,831 $0.00 --
Other Common Stock 4,066,610 $0.00 --
Holdings After Transaction: Common Stock — 2,403,831 shares (Direct, null); Common Stock — 4,066,610 shares (Indirect, See footnote)
Footnotes (1)
  1. 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. Represents the common stock of the Issuer held by CD Holding Company, LLC ("CD Holdings"). Charles E. Davidson may, by reason of his status as a controlling person of CD Holdings, be deemed to own beneficially the securities held by CD Holdings. Mr. Davidson holds the power to vote and to dispose of the securities held by CD Holdings.
Restructured shares 6,470,441 shares Total shares in J-code restructuring transactions
Indirect holdings 4,066,610 shares Common stock held by CD Holding Company, LLC after transaction
Direct holdings 2,403,831 shares Common stock held directly by Charles E. Davidson after transaction
Transaction price $0.0000 per share Price per share for both J-code transactions, indicating no consideration
in-kind distribution financial
"Represents an in-kind distribution from MEH SUB LLC, an entity managed by Wexford Capital LP"
beneficially financial
"may, by reason of his status as a controlling person of CD Holdings, be deemed to own beneficially the securities"
controlling person regulatory
"by reason of his status as a controlling person of CD Holdings"
A controlling person is an individual or entity that can direct a company’s decisions and strategy through ownership, voting power, board control, or other influence — like the captain of a ship who sets course. For investors, who holds that control matters because it shapes management choices, risk tolerance, potential conflicts of interest, and the likelihood of major actions such as mergers, dividend changes, or management shifts.
transaction code J regulatory
"transaction code": "J" ... "transaction_code_description": "Other acquisition or disposition""
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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
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*
DAVIDSON CHARLES E
(Last)(First)(Middle)
C/O WEXFORD CAPITAL LP
777 SOUTH FLAGLER DRIVE, SUITE 602 EAST
(Street)
WEST PALM BEACH FLORIDA 33401
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
MAMMOTH ENERGY SERVICES, INC. [ TUSK ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
DirectorX10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/17/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
XForm filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction 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)
CodeVAmount(A) or (D)Price
Common Stock06/17/2026J(1)2,403,831A$02,403,831D
Common Stock06/17/2026J(1)4,066,610A$04,066,610(2)ISee footnote(3)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction 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 (Month/Day/Year)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: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
1. Name and Address of Reporting Person*
DAVIDSON CHARLES E
(Last)(First)(Middle)
C/O WEXFORD CAPITAL LP
777 SOUTH FLAGLER DRIVE, SUITE 602 EAST
(Street)
WEST PALM BEACH FLORIDA 33401
(City)(State)(Zip)
UNITED STATES
(Country)
Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
1. Name and Address of Reporting Person*
CD Holding Company, LLC
(Last)(First)(Middle)
C/O WEXFORD CAPITAL LP
777 SOUTH FLAGLER DRIVE, SUITE 602 EAST
(Street)
WEST PALM BEACH FLORIDA 33401
(City)(State)(Zip)
UNITED STATES
(Country)
Relationship of Reporting Person(s) to Issuer
DirectorX10% Owner
Officer (give title below)Other (specify below)
Explanation of Responses:
1. 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.
2. Represents the common stock of the Issuer held by CD Holding Company, LLC ("CD Holdings").
3. Charles E. Davidson may, by reason of his status as a controlling person of CD Holdings, be deemed to own beneficially the securities held by CD Holdings. Mr. Davidson holds the power to vote and to dispose of the securities held by CD Holdings.
Charles E. Davidson06/22/2026
CD Holding Company, LLC, By: Charles E. Davidson, Manager and President06/22/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Mammoth Energy Services (TUSK) report?

Mammoth Energy Services reported Form 4 transactions involving 6,470,441 common shares coded J. These reflect an in-kind distribution and restructuring of holdings, rather than an open-market purchase or sale of stock.

How many Mammoth Energy (TUSK) shares are now held by CD Holding Company, LLC?

CD Holding Company, LLC now holds 4,066,610 shares of Mammoth Energy common stock. These shares are attributed to the entity, with Charles E. Davidson deemed a controlling person who holds voting and disposal power over this position.

How many Mammoth Energy (TUSK) shares does Charles E. Davidson hold directly?

Charles E. Davidson holds 2,403,831 Mammoth Energy common shares directly after these transactions. In addition, he may be deemed to beneficially own the 4,066,610 shares held by CD Holding Company, LLC due to his controlling status.

Was there a purchase or sale of Mammoth Energy (TUSK) shares in this Form 4?

No, the Form 4 states the movement was an in-kind distribution from MEH SUB LLC. The footnote explains it does not involve a purchase or sale of securities or any additional consideration changing hands.

What does transaction code J mean in the Mammoth Energy (TUSK) Form 4?

Transaction code J in this Form 4 represents an "other acquisition or disposition" of securities. Here, it reflects a non-cash in-kind distribution and restructuring of ownership, rather than a standard market trade or derivative exercise.