Immuron Ltd — Capital/Financing Update 2013

Mar 26, 2013

==> picture [188 x 41] intentionally omitted <==

ABN: 80 063 114 045 Level 1, 18 Kavanagh Street Southbank, Vic 3006 Tel: +61 3 8648 4530 Fax: +61 3 9686 9460 www.immuron.com

27 March 2013

The Manager The Company Announcement Officer Australian Securities Exchange Sydney NSW 2000

Dear Sir

Underwritten Renounceable Rights Issue

Further to the announcement this morning in respect of the Company’s underwritten Renounceable Rights Issue and its Prospectus for that Rights Issue, please find attached the pro-forma personalised Entitlement and Acceptance for shareholders which is to accompany the Prospectus.

Please note that the table in section 5.4 of the prospectus contained an error. A corrected section 5.4 table is also attached.

Yours faithfully

==> picture [211 x 95] intentionally omitted <==

Graeme Stevens

Company Secretary

1

For all enquiries:

Immuron Limited ABN 80 063 114 045

==> picture [15 x 15] intentionally omitted <==

Phone:

(within Australia) 1300 850 505 (outside Australia) 61 3 9415 4000 Web:

www.investorcentre.com/contact

T 000001 000 IMC MR SAM SAMPLE 123 SAMPLE STREET SAMPLETOWN VIC 3000

Make your payment:

See over for details of the Offer and how to make your payment

Renounceable Rights Issue — Entitlement and Acceptance Form

 [Your payment must be received by 5:00pm (AEST) Monday 29 April 2013]

This is an important document that requires your immediate attention. It can only be used in relation to the shareholding represented by the details printed overleaf. If you are in doubt about how to deal with this form, please contact your financial or other professional adviser.

Step 1: Registration Name

Please check the details provided and update your address via www.investorcentre.com if any of the details are incorrect.

If you have a CHESS sponsored holding, please contact your Controlling Participant to notify a change of address.

Step 2: Make Your Payment

You can apply to accept either all or part of your Entitlement. Enter the number of New Shares you wish to apply for and the amount of payment for those New Shares.

If you subscribe for your Entitlement in full, you may also apply for Additional New Shares under the Top Up Offer.

Choose one of the payment methods shown below. BPAY ®: See overleaf. Do not return the slip with BPAY payment. By Mail: Complete the reverse side of this payment slip and detach and return with your payment. Make your cheque or bank draft payable in Australian dollars to 'Immuron Limited'. The cheque must be drawn from an Australian bank. Cash is not accepted.

Payment will be processed on the day of receipt and as such, sufficient cleared funds must be held in your account as cheques received may not be re-presented and may result in your Application being rejected. Paperclip (do not staple) your cheque(s) to the slip below as indicated. Receipts will not be forwarded. Funds cannot be debited directly from your account.

Entering your contact details is not compulsory, but will assist us if we need to contact you.

Turn over for details of the Offer è

By making your payment you confirm that you agree to all of the terms and conditions as detailed in the Prospectus dated 27 March 2013.

Immuron Limited Renounceable Rights Issue Payment must be received by 5:00pm (AEST) Monday 29 April 2013

® Registered to BPAY Pty Limited ABN 69 079 137 518

916CR_0_Sample_CA/000001/000001

Entitlement and Acceptance Form with Additional Shares

Registration Name & Offer Details

MR SAM SAMPLE Registration Name: 123 SAMPLE STREET SAMPLETOWN VIC 3000 Offer Details: Existing shares entitled to participate as at 8 April 2013: Entitlement to new shares on a 3 for 2 basis: Amount payable on acceptance at A$0.003 per share:

Offer Details:

==> picture [160 x 11] intentionally omitted <==

----- Start of picture text -----

X 9999999991 I ND
----- End of picture text -----

[For your security keep your SRN/] HIN confidential.

Entitlement No: 12345678

==> picture [117 x 80] intentionally omitted <==

Make Your Payment

Pay by Mail:

Biller Code: 999999 Ref No: 1234 5678 9123 4567 89 

Make your cheque, money order or bank draft payable to 'Immuron Limited'. Return your cheque with the below slip to:

Contact your financial institution to make your payment from your cheque or savings account.

Computershare Investor Services Pty Limited GPO BOX 505 Melbourne Victoria 3001 Australia

Privacy Statement

Personal information is collected on this form by Computershare Investor Services Pty Limited (CIS) as registrar for the securities issuer (the issuer), for the purpose of maintaining registers of securityholders, facilitating distribution payments and other corporate actions and communications. Your personal information may be disclosed to our related bodies corporate, to external service companies such as print or mail service providers, or as otherwise permitted by law. If you would like details of your personal information held by CIS, or you would like to correct information that is inaccurate, incorrect or out of date, please contact CIS. In accordance with the Corporations Act 2001, you may be sent material (including marketing material) approved by the issuer in addition to general corporate communications. You may elect not to receive marketing material by contacting CIS using the details provided above or email privacy@computershare.com.au

Detach here

Acceptance Payment Details

Entitlement taken up: A Number of Additional New B Shares applied for (if any): 12345678 Total New Shares accepted C Entitlement No: 12345678 Amount enclosed at A$0.003 per New Share: A$ . MR SAM SAMPLE Payment must be received by 5:00pm (AEST) Monday 29 April 2013 123 SAMPLE STREET SAMPLETOWN VIC 3000 Contact Details Contact Daytime Name Telephone Cheque Details Drawer Cheque Number BSB Number Account Number Amount of Cheque

12345678

==> picture [540 x 21] intentionally omitted <==

123456789123456789+0000000001-3051+14

Amending table for section 5.4 of the Prospectus dated 27 March 2013

Event	Shortfall	Shares held by underwriter	Voting power of underwriter	Shares held by Grandlodge	Voting power of Grandlodge
Date of prospectus	Nil	Nil	Nil	Nil	Nil
Offer fully subscribed	Nil	Nil	Nil	Nil	Nil
Offer 75% subscribed	25%	155,317,522	15.00%	155,317,522	15%
Offer 50% subscribed	50%	310,635,043	30.00%	228,538,588,	22.07%
Offer 25% subscribed	75%	465,952,565	45.00%	257,077,176	24.83%
Nil subscriptions	100%	621,270,086	60.00%	266,666,667	25.75%