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  4. [Form 4] Navios Maritime Partners L.P. Insider Trading Activity

Angeliki Frangou (NMM) adds units via 10b5-1 trading plan

Filing Impact
(Moderate)
Filing Sentiment
(Positive)
Form Type
4

Rhea-AI Filing Summary

Navios Maritime Partners L.P. insider Angeliki Frangou, through affiliated entities, reported open-market purchases of a total of 3,489 common units over three days. The units were bought at weighted average prices around $71–$72 per unit under a pre-arranged Rule 10b5-1 trading plan with UBS Financial Services Inc.

Following these transactions, she beneficially owns 4,710,164 common units, largely held indirectly through several affiliated entities, plus 366,766 common units held directly. An affiliated entity, Olympos Maritime Ltd., as general partner, also holds 622,296 general partnership units, representing about a 2.1% ownership interest in Navios Maritime Partners as of April 29, 2026.

Positive

  • None.

Negative

  • None.
Insider Frangou Angeliki
Role See Remarks
Bought 3,489 shs ($250K)
Type Security Shares Price Value
Purchase Common Unit 1,159 $71.7154 $83K
Purchase Common Unit 1,145 $72.0802 $83K
Purchase Common Unit 1,185 $71.4371 $85K
holding Common Unit -- -- --
holding General Partnership Unit -- -- --
Holdings After Transaction: Common Unit — 4,710,164 shares (Indirect, See footnote); Common Unit — 366,766 shares (Direct, null); General Partnership Unit — 622,296 shares (Indirect, See footnote)
Footnotes (1)
  1. The transactions reported herein were made pursuant to a Rule 10b5-1 trading plan between Raymar Investments S.A., an entity affiliated with Ms. Frangou, and UBS Financial Services Inc. adopted on December 9, 2025. The transactions reported herein were effected in multiple transactions each day at prices ranging from (1) $70.86 to $72.64 on April 27, 2026; (2) $71.65 to $72.63 on April 28, 2026; and (3) $70.78 to $72.44 on April 29, 2026. The prices reported above reflect the weighted average purchase prices on each such day for the transactions reported herein. The Reporting Person hereby undertakes to provide upon request to the Staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer full information regarding the number of shares and the prices at which these reported transactions were effected each day. The number of common units beneficially owned by Ms. Frangou includes (i) 3,183,199 common units owned indirectly through N Shipmanagement Acquisition Corp., an entity affiliated with her; (ii) 1,489,115 common units in the aggregate owned indirectly through three other entities affiliated with her and (iii) 35,546 common units owned through Raymar Investments S.A., an entity affiliated with Ms. Frangou, pursuant to a Rule 10b5-1 trading plan with UBS Financial Services Inc as of April 27, 2026. The number of common units beneficially owned by Ms. Frangou includes (i) 3,183,199 common units owned indirectly through N Shipmanagement Acquisition Corp., an entity affiliated with her; (ii) 1,489,115 common units in the aggregate owned indirectly through three other entities affiliated with her and (iii) 36,691 common units owned through Raymar Investments S.A., an entity affiliated with Ms. Frangou, pursuant to a Rule 10b5-1 trading plan with UBS Financial Services Inc as of April 28, 2026. The number of common units beneficially owned by Ms. Frangou includes (i) 3,183,199 common units owned indirectly through N Shipmanagement Acquisition Corp., an entity affiliated with her; (ii) 1,489,115 common units in the aggregate owned indirectly through three other entities affiliated with her and (iii) 37,850 common units owned through Raymar Investments S.A., an entity affiliated with Ms. Frangou, pursuant to a Rule 10b5-1 trading plan with UBS Financial Services Inc as of April 29, 2026. Olympos Maritime Ltd., an entity affiliated with Ms. Frangou, is the general partner (the "General Partner") of Navios Maritime Partners L.P. ("NMM"). As of April 29, 2026, the General Partner owns 622,296 general partnership units, representing an approximately 2.1% ownership interest in NMM based on all outstanding common units and general partnership units.
Total common units purchased 3,489 common units Open-market purchases on April 27–29, 2026 by affiliated entity
April 27 purchase 1,185 common units at $71.4371 Weighted average price for that day’s open-market buys
April 28 purchase 1,145 common units at $72.0802 Weighted average price for that day’s open-market buys
April 29 purchase 1,159 common units at $71.7154 Weighted average price for that day’s open-market buys
Beneficially owned common units 4,710,164 common units Total beneficial ownership after April 29, 2026 transactions
Direct common unit holdings 366,766 common units Common units held directly as of April 27, 2026
General partnership units 622,296 GP units (2.1% interest) Owned by Olympos Maritime Ltd. as of April 29, 2026
Indirect core holdings 3,183,199 + 1,489,115 units Indirectly held via N Shipmanagement Acquisition Corp. and three other entities
Rule 10b5-1 trading plan regulatory
"The transactions reported herein were made pursuant to a Rule 10b5-1 trading plan"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
beneficially owned financial
"The number of common units beneficially owned by Ms. Frangou includes"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
weighted average purchase prices financial
"The prices reported above reflect the weighted average purchase prices on each such day"
general partnership units financial
"the General Partner owns 622,296 general partnership units"
ownership interest financial
"representing an approximately 2.1% ownership interest in NMM"
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).
X
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*
Frangou Angeliki
(Last)(First)(Middle)
C/O NAVIOS SHIPMANAGEMENT INC.
85 AKTI MIAOULI
(Street)
PIRAEUSGREECE18538
(City)(State)(Zip)
GREECE
(Country)		2. Issuer Name and Ticker or Trading Symbol
Navios Maritime Partners L.P. [ NMM ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
XOfficer (give title below)Other (specify below)
See Remarks
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/27/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form 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 Unit04/27/2026P(1)1,185A$71.4371(2)4,707,860ISee footnote(3)
Common Unit04/28/2026P(1)1,145A$72.0802(2)4,709,005ISee footnote(4)
Common Unit04/29/2026P(1)1,159A$71.7154(2)4,710,164ISee footnote(5)
Common Unit366,766D
General Partnership Unit622,296ISee footnote(6)
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
Explanation of Responses:
1. The transactions reported herein were made pursuant to a Rule 10b5-1 trading plan between Raymar Investments S.A., an entity affiliated with Ms. Frangou, and UBS Financial Services Inc. adopted on December 9, 2025.
2. The transactions reported herein were effected in multiple transactions each day at prices ranging from (1) $70.86 to $72.64 on April 27, 2026; (2) $71.65 to $72.63 on April 28, 2026; and (3) $70.78 to $72.44 on April 29, 2026. The prices reported above reflect the weighted average purchase prices on each such day for the transactions reported herein. The Reporting Person hereby undertakes to provide upon request to the Staff of the Securities and Exchange Commission, the issuer, or any security holder of the issuer full information regarding the number of shares and the prices at which these reported transactions were effected each day.
3. The number of common units beneficially owned by Ms. Frangou includes (i) 3,183,199 common units owned indirectly through N Shipmanagement Acquisition Corp., an entity affiliated with her; (ii) 1,489,115 common units in the aggregate owned indirectly through three other entities affiliated with her and (iii) 35,546 common units owned through Raymar Investments S.A., an entity affiliated with Ms. Frangou, pursuant to a Rule 10b5-1 trading plan with UBS Financial Services Inc as of April 27, 2026.
4. The number of common units beneficially owned by Ms. Frangou includes (i) 3,183,199 common units owned indirectly through N Shipmanagement Acquisition Corp., an entity affiliated with her; (ii) 1,489,115 common units in the aggregate owned indirectly through three other entities affiliated with her and (iii) 36,691 common units owned through Raymar Investments S.A., an entity affiliated with Ms. Frangou, pursuant to a Rule 10b5-1 trading plan with UBS Financial Services Inc as of April 28, 2026.
5. The number of common units beneficially owned by Ms. Frangou includes (i) 3,183,199 common units owned indirectly through N Shipmanagement Acquisition Corp., an entity affiliated with her; (ii) 1,489,115 common units in the aggregate owned indirectly through three other entities affiliated with her and (iii) 37,850 common units owned through Raymar Investments S.A., an entity affiliated with Ms. Frangou, pursuant to a Rule 10b5-1 trading plan with UBS Financial Services Inc as of April 29, 2026.
6. Olympos Maritime Ltd., an entity affiliated with Ms. Frangou, is the general partner (the "General Partner") of Navios Maritime Partners L.P. ("NMM"). As of April 29, 2026, the General Partner owns 622,296 general partnership units, representing an approximately 2.1% ownership interest in NMM based on all outstanding common units and general partnership units.
Remarks:
Chief Executive Officer & Chairwoman of the Board
/s/ Todd Mason, by POA from Angeliki Frangou, Chairwoman of the Board, Chief Executive Officer and Director04/29/2026
** 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 activity did Navios Maritime Partners (NMM) report for Angeliki Frangou?

Navios Maritime Partners reported that Angeliki Frangou, through affiliated entities, bought 3,489 common units in open-market transactions. These purchases occurred over three days in late April 2026 at weighted average prices around $71–$72 per unit under a Rule 10b5-1 trading plan.

Over what period and at what prices were NMM units purchased in this Form 4?

The filing shows purchases on April 27, 28, and 29, 2026. Weighted average prices were about $71.44, $72.08, and $71.72 per common unit, with detailed intraday price ranges from roughly $70.78 to $72.64 disclosed across those dates for the reported transactions.

How many Navios Maritime Partners common units does Angeliki Frangou beneficially own after these trades?

After the reported purchases, Angeliki Frangou beneficially owns 4,710,164 common units. This total reflects holdings across several affiliated entities plus a direct position, and the filing’s holding entries provide updated post-transaction figures as of late April 2026.

Was a Rule 10b5-1 trading plan used for the NMM insider purchases?

Yes. The filing states the transactions were made under a Rule 10b5-1 trading plan between Raymar Investments S.A., an entity affiliated with Ms. Frangou, and UBS Financial Services Inc., which was adopted on December 9, 2025 to pre-arrange the trading activity.

What is the general partner’s ownership interest in Navios Maritime Partners (NMM)?

As of April 29, 2026, Olympos Maritime Ltd., the general partner affiliated with Ms. Frangou, owns 622,296 general partnership units. The filing notes this represents approximately a 2.1% ownership interest in Navios Maritime Partners, based on all outstanding common and general partnership units.

How are Angeliki Frangou’s NMM holdings structured across affiliated entities?

The filing explains that her beneficial ownership includes 3,183,199 common units through N Shipmanagement Acquisition Corp., 1,489,115 common units in aggregate through three other affiliated entities, and a smaller block held via Raymar Investments S.A., all in addition to her direct common unit holdings.