Holding(s) in Company

3i Group PLC 20 July 2006 SCHEDULE 10 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Name of company 3i Group plc 2. Name of shareholders having a major interest FMR Corp and its direct and indirect subsidiaries, and Fidelity International Limited (FIL) and its direct and indirect subsidiaries, both being non-beneficial holders, and Mr Edward C Johnson 3d as a principal shareholder of FMR Corp and FIL. 3. Please state whether notification indicates that it is in respect of holding of the shareholder named in 2 above or in respect of a non-beneficial interest or in the case of an individual holder if it is a holding of that person's spouse or children under the age of 18 In respect of those named in 2 above 4. Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them Shares Held Management Company Nominee/Registered Name 1,398,291 FPM State Str Bk and Tr Co Lndn 1,134,132 FPM JP Morgan, Bournemouth 377,942 FPM Northern Trust London 586,523 FPM HSBC Bank plc 310,898 FPM Bank of New York Brussels 83,241 FPM Societe Generale 154,228 FPM JP Morgan, Bournemouth 5,050,085 FMTC State Street Bank and Tr Co 2,799,728 FMTC Brown Brothers Harriman and Co 1,833,593 FMTC Northern Trust Co 1,572,492 FMTC Mellon Bank N.A. 1,093,486 FMTC JPMorgan Chase Bank 434,171 FMTC CIBC Mellon Trust 331,935 FMTC Bank of New York 54,722 FMTC Royal Trust - Toronto 47,600 FMR Mellon Bank N.A. 1,077,282 FISL JP Morgan, Bournemouth 358,127 FIM HK Bermuda Trust Far East HK 790,546 FIL JP Morgan, Bournemouth 674,897 FIL Chase Manhttn Bk AG Frnkfrt 252,184 FIL State Street Bank Australia 258,920 FIL State Str Bk and Tr Co Lndn 163,813 FIL National Astl Bk Melbourne 76,347 FIL Bank of New York Brussels 128,687 FIL Northern Trust London 111,500 FIL Northern Trust Co 52,584 FIL ING Luxembourg 29,304 FIL Brown Bros Harrimn Ltd Lux 203,731 FIJ Master Trust Bank of Japan 93,036 FIJ Nomura Trust and Banking 56,026 FIJ Trust & Cust Svcs Bk Ltd, Toko 275,700 FII Bank of New York Europe Ldn 1,183,168 FPM State Str Bk and Tr Co Lndn 959,650 FPM JP Morgan, Bournemouth 319,794 FPM Northern Trust London 496,288 FPM HSBC Bank plc 263,067 FPM Bank of New York Brussels 70,434 FPM Societe Generale 130,500 FPM JP Morgan, Bournemouth 4,273,149 FMTC State Street Bank and Tr Co 2,369,001 FMTC Brown Brothers Harriman and Co 1,551,502 FMTC Northern Trust Co 1,330,570 FMTC Mellon Bank N.A. 925,257 FMTC JPMorgan Chase Bank 367,375 FMTC CIBC Mellon Trust 280,868 FMTC Bank of New York 46,303 FMTC Royal Trust - Toronto 40,277 FMR Mellon Bank N.A. 911,544 FISL JP Morgan, Bournemouth 303,030 FIM HK Bermuda Trust Far East HK 668,923 FIL JP Morgan, Bournemouth 571,066 FIL Chase Manhttn Bk AG Frnkfrt 213,386 FIL State Street Bank Australia 219,085 FIL State Str Bk and Tr Co Lndn 138,611 FIL National Astl Bk Melbourne 64,601 FIL Bank of New York Brussels 108,889 FIL Northern Trust London 94,346 FIL Northern Trust Co 44,494 FIL ING Luxembourg 24,795 FIL Brown Bros Harrimn Ltd Lux 172,387 FIJ Master Trust Bank of Japan 78,722 FIJ Nomura Trust and Banking 47,406 FIJ Trust & Cust Svcs Bk Ltd, Toko 233,284 FII Bank of New York Europe Ldn 5. Number of shares / amount of stock acquired not known 6. Percentage of issued class not known 7. Number of shares / amount of stock disposed not known 8. Percentage of issued class not known 9. Class of security Ordinary Shares of 62 69/88p each 10. Date of transaction not known 11. Date company informed 19 July 2006 12. Total holding following this notification 40,367,524 13. Total percentage holding of issued class following this notification 8.66% 14. Any additional information FMR Corp is the parent holding company of Fidelity Management & Research Company (FMRCO), investment manager for US mutual funds, and Fidelity Management Trust Company (FMTC), a US state chartered bank which acts as a trustee or investment manager of various pension and trust accounts. Fidelity International Limited (FIL) is the parent holding company for various direct and indirect subsidiaries, including Fidelity Investment Services Ltd (FISL) and Fidelity Pension Management (FPM), investment managers for various non-US investment companies and institutional clients. 15. Name of contact and telephone number for queries Ceris Stafford - 020 7975 3414 16. Name and signature of authorised company official responsible for making this notification Toby Vero Date of notification 20 July 2006 This information is provided by RNS The company news service from the London Stock Exchange

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3i Group (III)
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