# EDGAR Filing Document

**Accession Number:** 0000798528
**File Stem:** 0001193125-25-239071
**Filing Date:** 2025-10
**Character Count:** 5652
**Document Hash:** 25641c8f9f08f02be1b00ef94256c482
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-239071.hdr.sgml**: 20251014

**ACCESSION NUMBER**: 0001193125-25-239071

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20251007

**ITEM INFORMATION**: Unregistered Sales of Equity Securities

**FILED AS OF DATE**: 20251014

**DATE AS OF CHANGE**: 20251014

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ODYSSEY MARINE EXPLORATION INC
- **CENTRAL INDEX KEY:** 0000798528
- **STANDARD INDUSTRIAL CLASSIFICATION:** WATER TRANSPORTATION [4400]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 841018684
- **STATE OF INCORPORATION:** NV
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-31895
- **FILM NUMBER:** 251392158

**BUSINESS ADDRESS:**
- **STREET 1:** 205 S. HOOVER BLVD.
- **STREET 2:** SUITE 210
- **CITY:** TAMPA
- **STATE:** FL
- **ZIP:** 33609
- **BUSINESS PHONE:** (813) 876-1776

**MAIL ADDRESS:**
- **STREET 1:** 205 S. HOOVER BLVD.
- **STREET 2:** SUITE 210
- **CITY:** TAMPA
- **STATE:** FL
- **ZIP:** 33609

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** UNIVERSAL CAPITAL CORP
- **DATE OF NAME CHANGE:** 19920703

?xml version='1.0' encoding='ASCII'? 8-K

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### WASHINGTON, D.C. 20549

### FORM 8-K

#### CURRENT REPORT

#### Pursuant to Section 13 or 15(d)

#### of the Securities Exchange Act of 1934

#### Date of Report (Date of earliest event reported): October 7, 2025

## ODYSSEY MARINE EXPLORATION , INC .

#### (Exact name of registrant as specified in its charter)

---

| | | |
|:---|:---|:---|
| **Nevada** | **001-31895** | **84-1018684** |
| **(State or Other Jurisdiction<br>of Incorporation)** | **(Commission**<br> **File Number)** | **(IRS Employer<br>Identification No.)** |

---

#### 205 S. Hoover Blvd.

#### Suite 210

#### Tampa, Florida 33609

#### (Address of Principal Executive Offices and Zip Code)

#### Registrant's telephone number, including area code: (813) 876-1776

#### Not Applicable

#### (Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

---

| | | |
|:---|:---|:---|
| **Title of each class** | **Trading<br>Symbol(s)** | **Name of each exchange<br>on which registered** |
| Common Stock, par value $0.0001 per share | OMEX | NASDAQ Capital Market |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging Growth Company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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| | |
|:---|:---|
| **Item 3.02.** | **Item 3.02 Unregistered Sales of Equity Securities.**  |

---

As previously reported, (a) on March 6, 2023, Odyssey Marine Exploration, Inc. (the "Company") entered into a Note and Warrant Purchase Agreement with institutional investors pursuant to which the Company issued convertible promissory notes (as amended, the "March 2023 Notes") in the aggregate principal amount of $14.0 million and warrants to purchase shares an aggregate of 3,703,710 shares of the Company's common stock, and (b) on December 1, 2023, the Company entered into a Note and Warrant Purchase Agreement with institutional investors pursuant to which the Company issued convertible promissory notes (as amended, the "December 2023 Notes") in the aggregate principal amount of $6.0 million and warrants to purchase shares an aggregate of 1,623,330 shares of the Company's common stock.

On October 6, 7 and 8, 2025, investors converted (a) an aggregate of $2,095,618 of indebtedness under the March 2023 Notes into 1,516,728 shares of the Company's common stock and (b) an aggregate of $3,057,908 of indebtedness under the December 2023 Notes into 2,157,497 shares of the Company's common stock. The issuance and sale of the shares of common stock were exempt from registration under Section 4(a)(2) of the Securities Act of 1933, as amended, and Rule 506 thereunder. After giving effect to these issuances, the Company has 54,059,123 shares of common stock outstanding. The remaining balance of the March 2023 Notes is approximately $1.05 million; the December 2023 Notes have been satisfied in full.

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#### SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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| | | |
|:---|:---|:---|
|  | **ODYSSEY MARINE EXPLORATION, INC.** | **ODYSSEY MARINE EXPLORATION, INC.** |
| Dated: October 14, 2025 | By: | /s/ Mark D. Gordon |
|  |  | Mark D. Gordon |
|  |  | *Chief Executive Officer* |

---