OMEX President & COO receives 4,167-share stock grant

Odyssey Marine Exploration President & COO John D. Longley Jr. reported equity compensation-related transactions involving company stock.

Rhea-AI Filing Summary

Odyssey Marine Exploration President & COO John D. Longley Jr. reported equity compensation-related transactions involving company stock. He received a grant or award of 4,167 shares of Common Stock at no cost, increasing his direct Common Stock holdings to 154,480 shares.

On the same date, he also exercised 4,167 Restricted Stock Units (RSUs) into an equal number of Common shares. After this derivative transaction, he holds 20,833 RSUs directly. Each RSU represents a contingent right to one OMEX share and vests in six equal installments on June 30 and December 20 of 2026, 2027, and 2028. These transactions reflect compensation and derivative exercises rather than open-market buying or selling.

Insider Trade Summary

4,167 shares exercised/converted

Exercise 2 txns

Insider Longley John D Jr

Role President & COO

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit (RSU)	4,167	$0.00	$0.00
Grant/Award	Common Stock	4,167	$0.00	$0.00

Holdings After Transaction: Restricted Stock Unit (RSU) — 20,833 contracts (Direct); Common Stock — 154,480 shares (Direct)

Footnotes (2)

1. F1. Each Restricted Stock Unit represents a contingent right to receive one share of OMEX common stock.
2. F2. Restricted Stock Units vest in six equal annual installments on June 30 and December 20, 2026, 2027 and 2028.

Key Figures

Common Stock grant: 4,167 shares Common shares after transaction: 154,480 shares RSUs exercised: 4,167 units +2 more

5 metrics

Common Stock grant 4,167 shares Grant or award on June 30, 2026 at $0.0000 per share

Common shares after transaction 154,480 shares Direct Common Stock holdings following Form 4 transactions

RSUs exercised 4,167 units Restricted Stock Units converted into Common Stock on June 30, 2026

RSUs remaining 20,833 units Restricted Stock Unit balance after derivative transaction

RSU vesting schedule 6 equal installments Vesting on June 30 and December 20, 2026, 2027, 2028

Key Terms

Restricted Stock Unit (RSU), derivative security, contingent right

3 terms

Restricted Stock Unit (RSU) financial

"Restricted Stock Unit (RSU) transaction shows 4,167 units exercised into Common stock."

A restricted stock unit (RSU) is a promise from a company to give an employee company shares (or cash equal to their value) at a future date if certain conditions are met, such as staying with the company or hitting performance targets. For investors, RSUs matter because when they convert into actual shares they increase the number of shares available and can create selling pressure as employees cash out—think of them as a future paycheck paid in company stock.

derivative security financial

"Transaction code description notes an exercise or conversion of a derivative security."

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

contingent right financial

"Each Restricted Stock Unit represents a contingent right to receive one share of OMEX common stock."

FAQ

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

What did OMEX executive John D. Longley Jr. report in this Form 4?

He reported equity compensation-related acquisitions, including 4,167 shares of Common Stock and 4,167 Restricted Stock Units converted into Common shares, with no open-market purchases or sales disclosed in this filing.

How many OMEX common shares does John D. Longley Jr. hold after these transactions?

Following the reported grant and RSU conversion, he directly holds 154,480 shares of OMEX Common Stock. This figure reflects his position after the Form 4 transactions on June 30, 2026.

What are the details of the Restricted Stock Units (RSUs) reported by OMEX’s President & COO?

The filing shows 4,167 RSUs exercised into Common shares and a remaining balance of 20,833 RSUs. Each RSU represents a contingent right to one OMEX share, subject to vesting conditions.

When do John D. Longley Jr.’s OMEX RSUs vest according to the Form 4 footnotes?

The RSUs vest in six equal annual installments on June 30 and December 20 of 2026, 2027, and 2028. Vesting must occur before the RSUs convert into OMEX common shares.

Does this OMEX Form 4 show any insider buying or selling on the open market?

No open-market purchases or sales are indicated. The transactions are classified as a grant or award of Common Stock and an exercise of RSUs, both compensation-related acquisitions rather than market trades.

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

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Accepted by SEC EDGAR 07/02/2026 - 04:05 PM 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).

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^*

Longley John D Jr

(Last) (First) (Middle)

205 S. HOOVER BLVD. STE #210

(Street)

TAMPA FLORIDA 33609

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/30/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/30/2026		A		4,167	A	$0	154,480	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
Restricted Stock Unit (RSU)(1)	$0	06/30/2026		M			4,167	(2)	06/30/2026	Common stock	4,167	$0	20,833	D

Explanation of Responses:

1. Each Restricted Stock Unit represents a contingent right to receive one share of OMEX common stock.

2. Restricted Stock Units vest in six equal annual installments on June 30 and December 20, 2026, 2027 and 2028.

	/s/ John D Longley Jr	07/01/2026
	** 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.
* Form 4: SEC 1474 (03-26)