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

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

Rhea-AI Filing Summary

Navios Maritime Partners L.P. insider Angeliki Frangou reported open-market purchases of 3,436 common units over three days in May 2026. An entity affiliated with her, Raymar Investments S.A., bought 1,163 units at $71.8502 on May 18, 1,160 units at $73.2438 on May 19, and 1,113 units at $75.4815 on May 20.

These trades were executed under a pre-arranged Rule 10b5-1 trading plan between Raymar Investments S.A. and UBS Financial Services Inc. Following the transactions, Ms. Frangou beneficially owns millions of common units mainly through affiliated entities, plus 622,296 general partnership units held by Olympos Maritime Ltd., the general partner of Navios Maritime Partners.

Positive

  • None.

Negative

  • None.
Insider Frangou Angeliki
Role See Remarks
Bought 3,436 shs ($253K)
Type Security Shares Price Value
Purchase Common Unit 1,113 $75.4815 $84K
Purchase Common Unit 1,160 $73.2438 $85K
Purchase Common Unit 1,163 $71.8502 $84K
holding Common Unit -- -- --
holding General Partnership Unit -- -- --
Holdings After Transaction: Common Unit — 4,727,380 shares (Indirect, See footnote); Common Unit — 366,776 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) $71.41 to $72.21 on May 18, 2026; (2) $71.78 to $74.85 on May 19, 2026; and (3) $75.00 to $75.94 on May 20, 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) 52,793 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 May 18, 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) 53,953 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 May 19, 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) 55,066 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 May 20, 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 May 20, 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 3,436 units Open-market purchases on May 18–20, 2026
Purchase price May 18, 2026 $71.8502 per unit Weighted average price for 1,163 common units
Purchase price May 19, 2026 $73.2438 per unit Weighted average price for 1,160 common units
Purchase price May 20, 2026 $75.4815 per unit Weighted average price for 1,113 common units
Indirect common units after trades 4,727,380 units Beneficially owned indirectly after transactions
Direct common units holding 366,776 units Common units held directly as of May 18, 2026
General partnership units 622,296 units Held by Olympos Maritime Ltd. as of May 20, 2026
General partner ownership interest approximately 2.1% Interest in NMM based on all outstanding units
Rule 10b5-1 trading plan financial
"The transactions reported herein were made pursuant to a Rule 10b5-1 trading plan between Raymar Investments S.A."
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.
weighted average purchase prices financial
"The prices reported above reflect the weighted average purchase prices on each such day for the transactions reported herein."
beneficially owned financial
"The number of common units beneficially owned by Ms. Frangou includes (i) 3,183,199 common units owned indirectly through N Shipmanagement Acquisition Corp."
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.
general partnership units financial
"As of May 20, 2026, the General Partner owns 622,296 general partnership units, representing an approximately 2.1% ownership interest in NMM"
open-market purchase financial
"transaction_action: open-market purchase, transaction_code_description: Purchase in open market or private transaction"
An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.
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)
05/18/2026		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 Unit05/18/2026P(1)1,163A$71.8502(2)4,725,107ISee footnote(3)
Common Unit05/19/2026P(1)1,160A$73.2438(2)4,726,267ISee footnote(4)
Common Unit05/20/2026P(1)1,113A$75.4815(2)4,727,380ISee footnote(5)
Common Unit366,776D
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) $71.41 to $72.21 on May 18, 2026; (2) $71.78 to $74.85 on May 19, 2026; and (3) $75.00 to $75.94 on May 20, 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) 52,793 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 May 18, 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) 53,953 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 May 19, 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) 55,066 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 May 20, 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 May 20, 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 Director05/20/2026
** 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 transactions did NMM’s Angeliki Frangou report in this Form 4?

Angeliki Frangou reported buying 3,436 Navios Maritime Partners common units in the open market. The purchases occurred May 18–20, 2026, at weighted average prices between about $71.85 and $75.48 per unit through an affiliated entity under a Rule 10b5-1 plan.

On which dates did the NMM insider purchases occur and at what prices?

The insider-related purchases occurred on May 18, 19, and 20, 2026. Weighted average prices were $71.8502 per unit on May 18, $73.2438 on May 19, and $75.4815 on May 20, all executed as open-market transactions via an affiliated entity.

How many Navios Maritime Partners units does Angeliki Frangou hold after these trades?

After these trades, the Form 4 shows 4,727,380 common units held indirectly and 366,776 common units held directly by interests associated with Angeliki Frangou. In addition, an affiliated entity holds 622,296 general partnership units in Navios Maritime Partners as of May 20, 2026.

Were the NMM insider purchases made under a Rule 10b5-1 trading plan?

Yes. The filing states the transactions were made pursuant to a Rule 10b5-1 trading plan. The plan is between Raymar Investments S.A., an entity affiliated with Angeliki Frangou, and UBS Financial Services Inc., and was adopted on December 9, 2025, before these May 2026 trades.

Which entities affiliated with Angeliki Frangou hold NMM common units?

The filing notes indirect holdings through N Shipmanagement Acquisition Corp. with 3,183,199 common units and three other affiliated entities holding 1,489,115 units in aggregate. Raymar Investments S.A. also holds tens of thousands of common units under the Rule 10b5-1 trading plan as of each trade date.

What general partnership interest does an affiliate of Angeliki Frangou hold in NMM?

Olympos Maritime Ltd., an entity affiliated with Angeliki Frangou, is the general partner of Navios Maritime Partners. As of May 20, 2026, it owns 622,296 general partnership units, representing approximately a 2.1% ownership interest based on all outstanding common and general partnership units.