Immuron (IMRN) director reports sizable option positions

Rhea-AI Filing Summary

Immuron Ltd director Jeannette Anne Joughin has disclosed option holdings over the company’s Ordinary Shares. She holds options over 1,000,000 Ordinary Shares with an exercise price of $0.0789 per share, expiring on October 3, 2029. These options became exercisable as to 333,333 shares on December 9, 2024, and will become exercisable as to 333,333 shares on December 9, 2026 and 333,334 shares on December 9, 2027.

She also holds options over 333,333 Ordinary Shares with an exercise price of $0.0932 per share, expiring on June 19, 2028. Both option grants are reported as directly owned and reflect existing derivative positions rather than new market purchases or sales.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Joughin Jeannette Anne

Role null

Type	Security	Shares	Price	Value
holding	Options	--	--	--
holding	Options	--	--	--

Holdings After Transaction: Options — 333,333 shares (Direct, null)

Footnotes (1)

1. The option became exercisable as to 333,333 shares on December 9, 2024, and becomes exercisable as to the remaining 333,333 shares on December 9, 2026, and 333,334 shares on December 9, 2027. The exercise price of this option, originally denominated in Australian dollar ("AUD") in the amount of AUD $0.130, is presented in the table in U.S.dollars ("USD") based on the exchange rate reported by the Reserve Bank of Australia on April 28, 2026, which was AUD 1.00 = USD 0.7172. The exercise price of this option, originally denominated in Australian dollar ("AUD") in the amount of AUD $0.110 is presented in the table in U.S.dollars ("USD") based on the exchange rate reported by the Reserve Bank of Australia on April 28, 2026, which was AUD 1.00 = USD 0.7172.

Key Figures

Option underlying shares: 1,000,000 Ordinary Shares Option underlying shares: 333,333 Ordinary Shares Exercise price: $0.0789 per share +3 more

6 metrics

Option underlying shares 1,000,000 Ordinary Shares Underlying shares for options at $0.0789 exercise price, expiring October 3, 2029

Option underlying shares 333,333 Ordinary Shares Underlying shares for options at $0.0932 exercise price, expiring June 19, 2028

Exercise price $0.0789 per share Options over 1,000,000 Ordinary Shares, translated from AUD

Exercise price $0.0932 per share Options over 333,333 Ordinary Shares, translated from AUD

Vesting milestones 333,333 / 333,333 / 333,334 shares Vesting on December 9, 2024; December 9, 2026; and December 9, 2027 for 1,000,000-share option

Expiration dates June 19, 2028 and October 3, 2029 Option expiry for 333,333-share and 1,000,000-share grants

Key Terms

Options, Ordinary Shares, exercise price, expiration date, +1 more

5 terms

Options financial

"The option became exercisable as to 333,333 shares on December 9, 2024"

Options are contracts that give investors the right to buy or sell an asset at a specific price within a certain time frame. They function like a reservation or a ticket that allows for potential profit or protection against price changes, making them useful tools for managing investment risks or speculating on market movements.

Ordinary Shares financial

"underlying_security_title: "Ordinary Shares""

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

exercise price financial

"The exercise price of this option, originally denominated in Australian dollar"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

expiration date financial

"expiration_date: "2029-10-03T00:00:00.000Z""

The expiration date is the deadline after which a financial contract, such as an option or a futures agreement, is no longer valid or can be exercised. It matters to investors because it determines the timeframe during which they can take action or benefit from the contract, similar to how a coupon or a food item has a limited period of usefulness. Once the expiration date passes, the contract loses its value or ability to be used.

underlying security financial

"underlying_security_title: "Ordinary Shares""

Understanding Insider Trading Forms →

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Joughin Jeannette Anne

(Last) (First) (Middle)

LEVEL 3, 62 LYGON STREET

(Street)

CARLTON VIC 3053

(City) (State) (Zip)

AUSTRALIA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Immuron Ltd [ IMRN ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Options	12/09/2024(1)	06/19/2028	Ordinary Shares	333,333	$0.0932(2)	D
Options	11/24/2025	10/03/2029	Ordinary Shares	1,000,000	$0.0789(3)	D

Explanation of Responses:

1. The option became exercisable as to 333,333 shares on December 9, 2024, and becomes exercisable as to the remaining 333,333 shares on December 9, 2026, and 333,334 shares on December 9, 2027.

2. The exercise price of this option, originally denominated in Australian dollar ("AUD") in the amount of AUD $0.130, is presented in the table in U.S.dollars ("USD") based on the exchange rate reported by the Reserve Bank of Australia on April 28, 2026, which was AUD 1.00 = USD 0.7172.

3. The exercise price of this option, originally denominated in Australian dollar ("AUD") in the amount of AUD $0.110 is presented in the table in U.S.dollars ("USD") based on the exchange rate reported by the Reserve Bank of Australia on April 28, 2026, which was AUD 1.00 = USD 0.7172.

	/s/ Jeannette Anne Joughin	04/29/2026
	** 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 5 (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 3: SEC 1473 (03-26)

FAQ

What does the Immuron (IMRN) Form 3 filing for Jeannette Anne Joughin show?

The Form 3 for Immuron (IMRN) shows director Jeannette Anne Joughin’s existing option holdings over Ordinary Shares. It details the number of shares underlying each option, their exercise prices, vesting schedule, and expiration dates, but does not report any new share purchases or sales.

How many Immuron (IMRN) shares are covered by Joughin’s options?

Joughin holds options over 1,000,000 Ordinary Shares in one grant and 333,333 Ordinary Shares in another. These represent potential future share ownership if the options are exercised according to their vesting schedules and before their respective expiration dates.

What are the exercise prices of Jeannette Joughin’s Immuron (IMRN) options?

One option grant has an exercise price of $0.0789 per Ordinary Share, while the other has an exercise price of $0.0932. Both prices were originally denominated in Australian dollars and are presented in U.S. dollars based on a specified exchange rate.

When do Joughin’s Immuron (IMRN) options vest and become exercisable?

For the 1,000,000-share option, 333,333 shares became exercisable on December 9, 2024. The remaining portions become exercisable as 333,333 shares on December 9, 2026 and 333,334 shares on December 9, 2027, according to the disclosed vesting schedule.

When do Jeannette Joughin’s Immuron (IMRN) options expire?

The 1,000,000-share option grant expires on October 3, 2029, while the 333,333-share option grant expires on June 19, 2028. These dates mark the last days she can exercise each respective option under the disclosed terms.

Does the Immuron (IMRN) Form 3 indicate any recent buying or selling by Joughin?

No, the Form 3 lists existing option holdings and their terms but does not show open-market purchases or sales of Immuron shares. The transactions are categorized as holdings with an unknown transaction code and neutral net buy-sell direction.