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Immuron (IMRN) CCO reports 1.14M shares and 640K performance rights in Form 3

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
3

Rhea-AI Filing Summary

Immuron Ltd executive Flavio Palumbo has filed an initial ownership report showing his equity interests in the company. He directly holds 1,142,909 Ordinary Shares. He also holds 640,824 Performance Rights, each linked to Ordinary Shares, with a zero exercise price and an expiration date of June 30, 2029. These performance rights vest only when specified non-market key performance indicators and performance milestones are achieved, after which they can be exercised any time until expiration.

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Insider Palumbo Flavio
Role Chief Commercial Officer
Type Security Shares Price Value
holding Performance Rights -- -- --
holding Ordinary Shares -- -- --
Holdings After Transaction: Performance Rights — 640,824 shares (Direct, null); Ordinary Shares — 1,142,909 shares (Direct, null)
Footnotes (1)
  1. Performance rights are granted to employees which vest upon the achievement of non-market key performance indicators ("KPIs"). Upon achievement of the KPIs, the requisite number of performance rights vest, allowing the holder to exercise the performance right at any time up until the date of expiration. Vest upon achievement of performance milestones.
Ordinary Shares held 1,142,909 shares Direct holdings reported on Form 3
Performance Rights 640,824 rights Rights over Ordinary Shares reported on Form 3
Exercise price of Performance Rights 0.0000 per share Performance Rights exercise price
Performance Rights expiration June 30, 2029 Expiration date of Performance Rights
Performance Rights financial
"Performance rights are granted to employees which vest upon the achievement of non-market key performance indicators"
Performance rights are conditional awards that give employees or executives the promise of receiving company shares or cash only if the business meets specific targets or survives for a set period. They work like a bonus you only get when certain goals are hit, so they matter to investors because they can increase the number of shares outstanding (dilution), signal management’s incentives and confidence in future results, and affect per-share earnings and valuation.
non-market key performance indicators ("KPIs") financial
"vest upon the achievement of non-market key performance indicators ("KPIs")"
vest financial
"Upon achievement of the KPIs, the requisite number of performance rights vest"
A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.
expiration date financial
"allowing the holder to exercise the performance right at any time up until the date of expiration"
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.
SEC Form 3
FORM 3UNITED 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*
Palumbo Flavio

(Last)(First)(Middle)
LEVEL 3, 62 LYGON STREET

(Street)
CARLTON VICVIC3053

(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)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Commercial Officer
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
Ordinary Shares1,142,909D
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 ExercisableExpiration DateTitleAmount or Number of Shares
Performance Rights(1)10/24/202406/30/2029Ordinary Shares(2)640,824$0D
Explanation of Responses:
1. Performance rights are granted to employees which vest upon the achievement of non-market key performance indicators ("KPIs"). Upon achievement of the KPIs, the requisite number of performance rights vest, allowing the holder to exercise the performance right at any time up until the date of expiration.
2. Vest upon achievement of performance milestones.
/s/ Flavio Palumbo05/14/2026
** Signature of Reporting PersonDate
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 Immuron (IMRN) insider Flavio Palumbo report on this Form 3?

Flavio Palumbo reports his initial ownership in Immuron, including 1,142,909 Ordinary Shares and 640,824 Performance Rights. This Form 3 establishes his starting equity position as Chief Commercial Officer without showing any new buy or sell transactions.

How many Immuron (IMRN) Ordinary Shares does Flavio Palumbo hold?

Flavio Palumbo directly holds 1,142,909 Ordinary Shares of Immuron. This figure comes from the Form 3 and represents his direct equity stake in the company at the time of the filing, separate from any derivative or performance-based awards.

What Performance Rights does Flavio Palumbo hold in Immuron (IMRN)?

Palumbo holds 640,824 Performance Rights over Immuron Ordinary Shares. These rights have a zero exercise price and expire on June 30, 2029. They are granted to employees and only vest when specified non-market key performance indicators and performance milestones are achieved.

When do Flavio Palumbo’s Immuron (IMRN) Performance Rights vest and expire?

The Performance Rights vest upon achievement of non-market KPIs and performance milestones. Once vested, they may be exercised any time until their stated expiration date of June 30, 2029, providing potential future Ordinary Shares if conditions are met.

Are Flavio Palumbo’s Immuron (IMRN) Performance Rights immediately exercisable?

They are not immediately exercisable. The Performance Rights first must vest when non-market key performance indicators and performance milestones are achieved. After vesting, Palumbo can exercise them at a zero exercise price any time before June 30, 2029.