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 *** (RSP520:16.01:241008) 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 LOG CREEK PTY LTD 57,759,544 7.56 1 MR MING SUN & 56,186,217 7.36 2 MRS ALICE SUN LOG CREEK PTY LTD 50,000,000 6.55 3 MR MING SUN & MRS ALICE SUN 30,125,032 3.95 4 MR MATTHEW THOMAS HASELER & 25,009,026 3.28 5 MR PETER HASELER & MR CHARLES HASELER PRIBLON PTY LTD 15,684,447 2.05 6 DOMINION INVESTMENTS PTY LTD 10,893,170 1.43 7 DARADINE PTY LTD 10,400,000 1.36 8 MRS JAYNE BIRD 10,014,666 1.31 9 MR DAVID MARK CLYNE & 9,848,840 1.29 10 MRS RHONDA JEAN CLYNE MR ANDREW JOHN PAICE 9,209,250 1.21 11

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CER/COMPUTERSHARE INVESTOR SERVICES PTY LTD *** T O P 2 0 H O L D E R S *** (RSP520:16.01:241008) 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 HASELER AG SUPPLIES PTY LTD 8,500,000 1.11 12 MR JAMES DILLON & 8,400,000 1.10 13 MS KATHRYN MARY MALE FORBAR CUSTODIANS LIMITED 7,100,000 0.93 14 PEAK STAFF LTD 7,030,000 0.92 15 MR MARTIN MELOV 6,500,888 0.85 16 MS JUDY ELLEN HARTE 5,496,077 0.72 17 MR ANDREW PODOLAK 5,200,000 0.68 18 KINGS WARREN SUPERANNUATION 4,595,000 0.60 19 PTY LTD MS KAREN JANE FOWLER 4,478,000 0.59 20 *** REPORT TOTAL *** 342,430,157 44.85 *** REMAINDER *** 421,113,358 55.15 ----------------------*** GRAND TOTAL *** 763,543,515 100.00 =======================

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CER/COMPUTERSHARE INVESTOR SERVICES PTY LTD *** T O P 2 0 H O L D E R S *** (RSP520:16.01:241008) 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: 1588

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