OMEX COO Form 4: 150,313 shares held after 10b5-1 sales

Odyssey Marine Exploration (OMEX) President & COO John D. Longley Jr. filed a Form 4 reporting option exercises and open‑market sales made under a Rule 10b5‑1 trading plan adopted May 15, 2025.

Rhea-AI Filing Summary

Odyssey Marine Exploration (OMEX) President & COO John D. Longley Jr. filed a Form 4 reporting option exercises and open‑market sales made under a Rule 10b5‑1 trading plan adopted May 15, 2025. On 10/13/2025, he exercised stock options for 6,500 shares at an exercise price of $0.4141 and sold 38,977 shares at a weighted average price of $3.50. On 10/14/2025, he sold 73,572 shares at a weighted average price of $3.7457, exercised stock options for 143,500 shares at an exercise price of $0.4141, and sold 143,500 shares at a weighted average price of $3.7138.

Following these transactions, the filing lists 150,313 shares beneficially owned directly. The sales were executed in multiple trades within ranges disclosed by the reporter and subject to the 10b5‑1 plan.

Insider Trade Summary

Exercise and sale activity reported; no spread calculated

Exercise and Sale 7 txns

Insider Longley John D Jr

Role President & COO

Sold 256,049 shs ($945K)

Approx. gross sale proceeds $945K

Approx. exercise cost $62K

Type	Security	Shares	Price	Value
Exercise	Stock Option(Right to Buy)	143,500	$0.00	$0.00
Sale	Common Stock	73,572	$3.7457	$276K
Exercise	Common Stock	143,500	$0.4141	$59K
Sale	Common Stock	143,500	$3.7138	$533K
Exercise	Stock Option(Right to Buy)	6,500	$0.00	$0.00
Exercise	Common Stock	6,500	$0.4141	$3K
Sale	Common Stock	38,977	$3.50	$136K

Holdings After Transaction: Stock Option(Right to Buy) — 0 contracts (Direct); Common Stock — 150,313 shares (Direct)

Footnotes (1)

1. F1. The securities were sold under a 10b5-1 Trading Plan adopted May 15, 2025 and were acquired upon the vesting of restricted stock units during the period 12/20/2015 through 12/13/2019. This transaction was executed in multiple trades at prices ranging from $3.50 to $4.4999 per share. . The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did OMEX's COO report on Form 4?

He reported exercising stock options and selling common shares under a Rule 10b5-1 trading plan, with transactions on 10/13/2025 and 10/14/2025.

How many OMEX shares did the insider hold after the transactions?

The filing states 150,313 shares beneficially owned following the reported transactions.

What were the weighted average sale prices for OMEX shares?

Reported weighted averages were $3.50 on 10/13/2025, $3.7457 on 10/14/2025, and $3.7138 on 10/14/2025 for separate sale entries.

What option exercises were reported by the OMEX insider?

He exercised options for 6,500 shares on 10/13/2025 and 143,500 shares on 10/14/2025, both at an exercise price of $0.4141.

Were the OMEX sales part of a trading plan?

Yes. The filing states the sales were made under a Rule 10b5-1 Trading Plan adopted on May 15, 2025.

Over what price range were the OMEX shares sold?

The filing notes sales executed in multiple trades ranging from $3.50 to $4.4999 per share, with weighted averages reported for each sale entry.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/15/2025 - 12:00 AM Learn about SEC filing dates

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).

1. Name and Address of Reporting Person^*

Longley John D Jr

(Last) (First) (Middle)

205 S. HOOVER BLVD. STE #210

(Street)

TAMPA FL 33609

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ODYSSEY MARINE EXPLORATION INC [ OMEX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/13/2025

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 Stock	10/13/2025		M		6,500	A	$0.4141	262,862	D
Common Stock	10/13/2025		S		38,977	D	$3.5(1)	223,885	D
Common Stock	10/14/2025		S		73,572	D	$3.7457(1)	150,313	D
Common Stock	10/14/2025		M		143,500	A	$0.4141	293,813	D
Common Stock	10/14/2025		S		143,500	D	$3.7138(1)	150,313	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
Stock Option(Right to Buy)	$0.4141	10/13/2025		M			6,500	11/14/2024	11/14/2029	Common Stock	6,500	$0.00	143,500	D
Stock Option(Right to Buy)	$0.4141	10/14/2025		M			143,500	11/14/2024	11/14/2029	Common Stock	143,500	$0.00	0	D

Explanation of Responses:

1. The securities were sold under a 10b5-1 Trading Plan adopted May 15, 2025 and were acquired upon the vesting of restricted stock units during the period 12/20/2015 through 12/13/2019. This transaction was executed in multiple trades at prices ranging from $3.50 to $4.4999 per share. . The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

	John D Longley Jr	10/15/2025
	** 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.