Martin Midstream Insider Buy Raises Group Stake to 7.66M Units

Rhea-AI Filing Summary

On 08/04/2025, 10% owner Martin Product Sales LLC filed a Form 4 reporting the purchase of 7,107 Martin Midstream Partners LP (MMLP) common units at an average price of $2.9494, an outlay of roughly $21 thousand. The transaction raises the entity’s direct stake to 2,567,194.2337 units. Including other affiliates, parent company Martin Resource Management Corp. now controls about 7.66 million units and the general-partner interest. No derivative trades were disclosed. While the buy signals continuing insider alignment, the size is small relative to the overall float and is unlikely to move valuation significantly.

Positive

• Insider purchase: A 10% owner increased its direct holdings, indicating continued confidence and alignment with unitholders.

Negative

• Immaterial size: Only 7,107 units (~$21k) were bought, unlikely to influence supply-demand dynamics or signal major strategic change.

Insights

Securities Analyst

TL;DR: Minor insider buy adds 7k units; confirms commitment but dollar value immaterial, so market impact neutral.

The filing shows a purchase (Code P) by a control affiliate, raising direct holdings to ~2.57 M units and group ownership to 7.66 M. At ~ $2.95 per unit, the $21 k spend is negligible versus MMLP’s market capitalization and prior insider ownership. Such incremental buying can be seen as a vote of confidence, yet the limited size and absence of additional information on strategy or financial outlook make the event non-material for valuation or liquidity. I therefore view the disclosure as neutral for investors, with no immediate catalyst implied.

Insider Trade Summary

Net Buyer: 7,107 shares ($20,961)

Net Buy 1 txn

Insider Martin Product Sales LLC

Role 10% Owner

Bought 7,107 shs ($21K)

Type	Security	Shares	Price	Value
Purchase	Common Units	7,107	$2.9494	$21K

Holdings After Transaction: Common Units — 2,567,194.234 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED 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^*

Martin Product Sales LLC

(Last) (First) (Middle)

4200 B STONE ROAD

(Street)

KILGORE TX 75662

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MARTIN MIDSTREAM PARTNERS L.P. [ MMLP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/04/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	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. 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)
			Code	V	Amount	(A) or (D)	Price
Common Units	08/04/2025		P		7,107	A	$2.9494	2,567,194.2337	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Martin Product Sales LLC ("Martin Product"), is a wholly owned subsidiary of Martin Resource Management Corporation ("MRMC"), and therefore, MRMC may be deemed to beneficially own the common units (the "Common Units") representing limited partner interests in Martin Midstream Partners L.P. (the "Partnership") held by Martin Product. Following the transaction, MRMC will directly or indirectly own 7,660,461.23 Common Units, including the Common Units directly held by Martin Product, and has control of the general partner of the Partnership by virtue of its owning 100% of the equity interests of the sole member of the Partnership's general partner.

	/s/ Sharon L. Taylor, Executive Vice President and Chief Financial Officer	08/06/2025
	** Signature of Reporting Person	Date
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.

FAQ

What insider activity was reported for MMLP on 08/04/2025?

Martin Product Sales LLC purchased 7,107 common units at $2.9494 each.

How many Martin Midstream units does the insider now own?

Direct holdings stand at 2,567,194.2337 units; group ownership totals about 7.66 million.

Was the transaction a purchase or sale?

It was a purchase (Transaction Code P).

Were any derivative securities involved in this Form 4?

No, the filing lists no derivative transactions.

Who ultimately controls Martin Midstream’s general partner?

Parent company Martin Resource Management Corp. controls the GP through full ownership of its sole member.