DIMERIX LIMITED — Major Shareholding Notification 2008

Oct 27, 2008

CER/COMPUTERSHARE INVESTOR SERVICES PTY LTD *** T O P 2 0 H O L D E R S *** (RSP520:16.02:241008) SUN BIOMEDICAL LIMITED/SBN RUN NUMBER 1950 23/10/2008 A.C.N. 001 285 230 PAGE : 1 SELECTED CLASSES/GROUPS COMBINED HOLDER NO NAME AND ADDRESS UNITS % I/C RANK MR MING SUN & 28,093,109 15.36 1 MRS ALICE SUN LOG CREEK PTY LTD 25,000,000 13.66 2 MR MING SUN & MRS ALICE SUN 9,472,222 5.18 3 MR MATTHEW THOMAS HASELER & 7,766,979 4.25 4 MR PETER HASELER & MR CHARLES HASELER <HASELER SUPER FUND A/C> MR MARTIN MELOV 7,500,000 4.10 5 HASELER AG SUPPLIES PTY LTD 6,650,000 3.63 6 MR ROBERT SINCLAIR PARSONSON 4,083,468 2.23 7 MR SAM CHRISTOPHER SLANEY 4,000,000 2.19 8 CODRINGTON DARADINE PTY LTD 3,700,000 2.02 9 MR PETER ANDREW PROKSA 3,002,184 1.64 10 MR DAVID MARK CLYNE & 3,000,000 1.64 11 MRS RHONDA JEAN CLYNE

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CER/COMPUTERSHARE INVESTOR SERVICES PTY LTD *** T O P 2 0 H O L D E R S *** (RSP520:16.02:241008) SUN BIOMEDICAL LIMITED/SBN RUN NUMBER 1950 23/10/2008 A.C.N. 001 285 230 PAGE : 2 SELECTED CLASSES/GROUPS COMBINED HOLDER NO NAME AND ADDRESS UNITS % I/C RANK MR DAVID COX 3,000,000 1.64 12 MR SCOTT JOHNSTONE 3,000,000 1.64 13 <JOHNSTONE FAMILY A/C> MRS JAYNE BIRD 2,985,334 1.63 14 MR TIMOTHY MICHAEL JONES 2,944,318 1.61 15 MR ANDREW PODOLAK 2,600,000 1.42 16 COLLINS STREET SECURITIES PTY 2,500,000 1.37 17 LTD CHETAN ENTERPRISES PTY LTD 2,194,696 1.20 18 MR PAUL MARTEN 2,160,000 1.18 19 PRIBLON PTY LTD 2,147,200 1.17 20 *** REPORT TOTAL *** 125,799,510 68.76 *** REMAINDER *** 57,151,154 31.24 ----------------------*** GRAND TOTAL *** 182,950,664 100.00

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CER/COMPUTERSHARE INVESTOR SERVICES PTY LTD *** T O P 2 0 H O L D E R S *** (RSP520:16.02:241008) SUN BIOMEDICAL LIMITED/SBN RUN NUMBER 1950 23/10/2008 A.C.N. 001 285 230 PAGE : 3

SELECTED CLASSES/GROUPS COMBINED HOLDER NO NAME AND ADDRESS UNITS % I/C RANK

TOTAL CURRENT HOLDERS MEETING CRITERIA FOR THIS REPORT: 358

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