1. 2003 KBC Bank & Insurance Group Interim results at 31 March 2003

2. KBC Bank & Insurance Group – 1Q 2003 2003 2 1Q at a glance (in millions of EUR) 1Q 2002 4Q 2002 1Q 2003 Change Q/Q Change Y/Y Gross operating income1 6211 6141 659+ 3%+ 2% Administrative expenses- 1 039- 1 079- 1 063- 1%+ 2% Operating result582535596+ 11%+ 2% Loan loss provisions Value adjustments securities Other, non-recurring and extraordinary results - 88 8 - 2 - 160 - 36 - 50 - 79 - 220 + 155 Profit before tax504389452+ 16%- 10% Taxes- 135- 66- 106 Minority interests- 52- 36- 42 Net profit316287304+ 6%- 4%

3. KBC Bank & Insurance Group – 1Q 2003 2003 3 Key points 1. Success of capital guaranteed funds, generating strong commission and premium income 2. Cost-saving programmes on track On balance, operating income up 5% y/y in organic terms, notwithstanding adverse financial climate 3. Favourable levels of loan provisions and claims incurred (probably a somewhat ‘exceptional’ situation) 4. Renewed ability to protect results from poor market climate, thanks to use of ‘buffers’ 5. Solvency solid as a rock

4. 2003 Highlights in the banking business

5. KBC Bank & Insurance Group – 1Q 2003 2003 5 Banking: income Net interest income suffering from lower market rates Robust commission income Trading figure down (trade-off with interest income) Considerable gains on bonds 1Q 2003 14% 13% 61% Other 121 m Capital gains 123 m Trading 146 m 3% Interest 718 m Commissions 344 m

6. KBC Bank & Insurance Group – 1Q 2003 2003 6 Cost/income ratio Merger effects in Belgium Expenses up 1% y/y, down 4% q/q, thanks in part to merger-related savings in Belgium 1Q 03 C/I 64% targetachieved Branch closures ICT integration Headcount reduction - 650 All - 1 650 85% 98% 72% time frame

7. KBC Bank & Insurance Group – 1Q 2003 2003 7 Provisioning for credit risks in m EUR 1Q 03 Loan loss ratio: 0.30% Low loan loss provisions but uncertainty about quarters ahead

8. KBC Bank & Insurance Group – 1Q 2003 2003 8 Value impairments on equity portfolio Investment portfolio - banking 1 122 530 39 433 P&L : value impairments (74 m EUR) mitigated by capital gains on bonds (carrying value in millions of EUR, at 31 March 2003)

9. KBC Bank & Insurance Group – 1Q 2003 2003 9 Solvency: banking Stable at a high level : 9.1% 3 675 m 1 008 m 4.0% 8.0% 9.1%  Surplus zone  Comfort zone  Legal minimum

10. 2003 Highlights in the insurance business

11. KBC Bank & Insurance Group – 1Q 2003 2003 11 Insurance: premium income Very strong performance from life business : Near 1Q02 peak level (-3%) 56% in unit-linked products Non-life: 9% up organically 1Q 2003 Non-Life 14% 6% 11% Unit-linked Interest-guaranteed life

12. KBC Bank & Insurance Group – 1Q 2003 2003 12 Combined ratio: non-life Combined ratio excl. reinsurance Strong technical result, especially in Belgium

13. KBC Bank & Insurance Group – 1Q 2003 2003 13 Value impairments on equity portfolio Investment portfolio - insurance 2 941 748 6 191 P&L : impairments (146 m EUR) mitigated by non-recurring items (capital gains on bonds, write-back from equalization provision, deferred tax assets) (carrying value in millions of EUR, at 31 March 2003) excl. unit-linked products

14. KBC Bank & Insurance Group – 1Q 2003 2003 14 Solvency: insurance 516 m 370 m Surplus zone  Comfort zone  Legal minimum  200% 272% 100% Still very solid : 272%

15. 2003 Overview - areas of activity

16. KBC Bank & Insurance Group – 1Q 2003 2003 16 Areas of activity Profit contribution (*) % y/y% q/qROE Retail (Belgium) 117m43%25%17% Central Europe19m62%140%5% Asset management 32m2%18%- Corporate46m14%36%9% Market activities42m21%466%14% (*) excl. minority interests

17. 2003 Additional information

18. KBC Bank & Insurance Group – 1Q 2003 2003 18 Key ratios (in millions of EUR) 31 Mar 0231 Dec 0231 Mar 03 EPS1.050.951.01 NAV/share35.031.631.9 Cost/income banking Combined insurance* Tier 1 banking Solvency insurance 65.4% 101.9% 9.0% 488% 65.2% 101.4% 8.8% 320% 64.0% 90.7% 9.1% 272% ROE15.9%12.7%14.3% CAGR EPS- 12%+1%- 4% * excluding reinsurance

19. KBC Bank & Insurance Group – 1Q 2003 2003 19 Consolidation effects Top-line impact ČSOB Pojišt'ovna NLB Bank Full consolidation Equity method 2 % < 0.5 % 1% 1Q2Q3Q4Q1Q2Q3Q4Q 20022003 ERGO Poisťovňa Krefima Full consolidation Deconsolidation (from full consolidation)

20. KBC Bank & Insurance Group – 1Q 2003 2003 20 Unrealized capitall gains In m EUR31 Dec 0231 Mar 0330 Apr 03 GroupTotal1 8241 5581 795 Bonds2 1272 0422 022 Shares- 430- 601- 344 Other128118117 BankingTotal1 7421 7111 680 Bonds1 6301 6281 589 Shares866371 FFA2720 InsuranceTotal82- 153115 Bonds497414433 Shares- 516- 664- 415 RE and other 1019897

21. 2003 KBC Bank & Insurance Group More information: IR Office E-mail: investor.relations@kbc.be Tel.: +32 2 429 49 16 Press Office E-mail: viviane.huybrecht@kbc.be Tel.: +32 2 429 85 45investor.relations@kbc.be