# EDGAR Filing Document

**Accession Number:** 0001578453
**File Stem:** 0001140361-26-012033
**Filing Date:** 2026-3
**Character Count:** 5738
**Document Hash:** 5fba585fd426244d99086422a112b469
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-012033.hdr.sgml**: 20260330

**ACCESSION NUMBER**: 0001140361-26-012033

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260318

**FILED AS OF DATE**: 20260330

**DATE AS OF CHANGE**: 20260330

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Prokopiou Georgios
- **CENTRAL INDEX KEY:** 0002124175

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36185
- **FILM NUMBER:** 26814569

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** POSEIDONOS AVENUE AND FOIVIS 2 STREET
- **CITY:** GLYFADA
- **NON US STATE TERRITORY:** ATHENS
- **PROVINCE COUNTRY:** J3
- **ZIP:** 166-74
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Dynagas LNG Partners LP
- **CENTRAL INDEX KEY:** 0001578453
- **STANDARD INDUSTRIAL CLASSIFICATION:** WATER TRANSPORTATION [4400]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** 1T
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** POSEIDONOS & FOIVIS 2 STREET
- **STREET 2:** GLYFADA
- **CITY:** ATHENS
- **PROVINCE COUNTRY:** J3
- **BUSINESS PHONE:** 011 377 99996430

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** POSEIDONOS & FOIVIS 2 STREET
- **STREET 2:** GLYFADA
- **CITY:** ATHENS
- **PROVINCE COUNTRY:** J3

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Prokopiou Georgios<br><sub>(Last) (First) (Middle)</sub><br>POSEIDONOS AVENUE AND FOIVIS 2 STREET<br><sub>(Street)</sub><br>GLYFADA, GREECE 166-74<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Dynagas LNG Partners LP [ DLNG ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-03-18 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [ ] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Units | 15595000<sup>(1)</sup> | I | See footnote<sup>(1)</sup> |
| General Partner Units | 35526<sup>(2)</sup> | I | See footnote<sup>(2)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) These Common Units are held by Dynagas Holding Ltd. The Reporting Person beneficially owns a 50.4% interest in Dynagas Holding Ltd., and as a result, may be deemed to be a beneficial owner of these Common Units. The Reporting Person disclaims beneficial ownership of these Common Units except to the extent of his pecuniary interest therein, and the inclusion of these Common Units in this report shall not be deemed an admission of the beneficial ownership of such Common Units for purposes of Section 16 or for any other purpose.

(2) These General Partner Units are held by Dynagas GP LLC (the "General Partner"), which is the general partner of Dynagas LNG Partners LP. The General Partner is wholly owned by Dynagas Holding Ltd. The Reporting Person beneficially owns a 50.4% interest in Dynagas Holding Ltd., and as a result, may be deemed to be a beneficial owner of these General Partner Units. The Reporting Person disclaims beneficial ownership of these General Partner Units except to the extent of his pecuniary interest therein, and the inclusion of these General Partner Units in this report shall not be deemed an admission of the beneficial ownership of such General Partner Units for purposes of Section 16 or for any other purpose.

**Signature:** /s/ Georgios Prokopiou  
**Date:** 2026-03-30

### Remarks:

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.**