1) The document provides supplemental financial information for Credit Suisse Group for the first quarter of 2001, including results by business unit and comparisons to prior periods. 2) The supplements show operating income, expenses, profits and other metrics for business units including Credit Suisse Financial Services, Winterthur Insurance, and Winterthur Life & Pensions. 3) Key performance indicators are also provided for Winterthur Insurance and Winterthur Life & Pensions, such as combined ratios, investment returns, assets under management and technical provisions.

1. SUPPLEMENTS TO THE
FIRST QUARTER 2001 RESULTS
Supplement 1

2. BUSINESS UNIT RESULTS Q1 2001 – OVERVIEW
CSFS CSPB CSAM CSFB CC CSG
In CHF m & Adj.
Operating income 2,462 1,579 377 6,860 -187 11,091
Personnel expenses -991 -436 -175 -4,362 -66 -6,030
Other operating expenses -637 -237 -113 -1,288 321 -1,954
Total operating expenses -1,628 -673 -288 -5,650 255 -7,984
Gross operating profit 834 906 89 1,210 68 3,107
Depreciation *, write-offs -131 -11 -7 -213 -121 -483
Losses, provisions ** -86 -42 0 -150 40 -238
Pre-tax profit 617 853 82 847 -13 2,386
Net extraordinary items 1 1 -1 -1 22 22
Taxes -168 -202 -13 -187 -65 -635
Net op. profit bef. minorities 450 652 68 659 -56 1,773
* excl. amortisation of
acquired intangible assets and goodwill
** ? to actual credit provisions at CC -33 +1 +24
Supplement 2

3. BUSINESS UNIT RESULTS
QUARTERLY COMPARISON
Net operating profit, CHF m Q1/01 Q4/00 Q1/00 Change
to Q1/00
CSFS 428 405 451 -5%
WIN 133 204 126 +6%
WLP 199 212 162 +23%
CSB 187 134 187 0%
CSPF -91 -145 -24 -
CSPB 645 607 743 -13%
CSAM 68 101 74 -8%
CSFB 659 900 777 -15%
Supplement 3

4. VALUE BASED ANALYSIS
Value added Q1/01 by BU, in CHF m
244 - 257
CSFB
838
34
585
Adjustments
CSAM
CSPB CSG
232
CSFS
Supplement 4

5. ASSETS UNDER MANAGEMENT
NEW DEFINITION
§ Adjusted AuM definition, additional disclosure of client assets
s AuM include assets placed with CSG entities for investment purposes or
which underlie insurance contracts
s Client Assets as broader metric also includes transactional accounts and
custody (e.g. corporate liquidity funds, wholesale custody, broking assets)
s Deposits from banks and brokers usually excluded from both AuM and
client assets
§ Previously reported AuM figures adjusted for new definition
03/01 12/00 12/00
in CHF bn
new definition as reported
CSFS 276.4 273.8 303.0
CSPB 463.6 456.4 488.2
CSAM 485.4 487.2 487.2
CSFB 140.3 142.1 142.1
CSG 1,365.7 1,359.5 1,417.0
Supplement 5

6. ASSETS UNDER MANAGEMENT AS PER 31.03.2001
CSG
CSFS CSPB CSAM CSFB
CHF bn CHF bn CHF bn CHF bn CHF bn
Cash & time deposits 53 32 6 6 97
Safe custody accounts 80 365 478 99 1,022
Fixed income 10 136 180 29 355
Equities 22 122 164 69 376
Balanced - - 87 - 87
Total FI/Eq./Bal. 32 258 430 98 818
Investment funds 40 92 - 1 133
whereof CSAM inv. funds 33 54 - 1 88
whereof other CSG funds 1 17 - - 18
whereof external funds 6 21 - - 27
Other (derivatives, etc.) 8 15 48 - 71
Fiduciary 4 66 1 0 71
Insurance AuM 140 - - - 140
Private equity - - - 36 36
Total 276 464 485 140 1,366
whereof discretionary 145 111 357 42 655
Supplement 6

7. CREDIT SUISSE FINANCIAL SERVICES
INCOME STATEMENT
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 2,462 2,522 2,276 +8%
Personnel expenses -991 -964 -849 +17%
Other operating expenses -637 -771 -604 +5%
Total operating expenses -1,628 -1,735 -1,453 +12%
Gross operating profit 834 787 823 +1%
Depreciation *, write-offs -131 -118 -73 +79%
Losses, provisions ** -86 -115 -167 -49%
Pre-tax profit 617 554 583 6%
E.o. items, net 1 -2 21 -95%
Taxes -168 -106 -128 +31%
Net operating profit bef. minorities 450 447 476 -5%
Net operating profit 428 405 451 -5%
* excl. amortisation of goodwill
** additional (+) / lower (-) actual credit-related provisions -33 -59 -48
Supplement 7

8. WINTERTHUR INSURANCE
INCOME STATEMENT (insurance chart of account)
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Net premiums earned 3,617 3,544 3,085 +17%
Claims and annuities incurred, net -2,799 -2,741 -2,401 +17%
Dividends to policyholders incurred, net -112 -94 -94 +19%
Operating exp., net (incl. commissions paid) -1,049 -1,033 -955 +10%
Underwriting result, net -343 -324 -365 -6%
Net investment income 529 658 532 -1%
Interest received on deposits & bank accounts 7 27 23 -70%
Interest paid -26 -34 -34 -24%
Other income / expense, net (incl. FX differences) * 43 -22 27 +59%
Profit before e.o. items, taxes 210 305 183 +15%
E.o. items, net 0 0 0 -
Taxes -60 -73 -47 +28%
Net operating profit before minorities 150 232 136 +10%
Net operating profit 133 204 126 +6%
* excl. amortisation of goodwill
Supplement 8

9. WINTERTHUR INSURANCE
INCOME STATEMENT (BU format reconciliation) Q1/01
in CHF m Insurance BU BU BU
format format format format
Net premiums earned 3,617 3,617
Claims and annuities incurred, net -2,799 -2,799
Dividends to policyholders incurred, net -112 -112
Operating exp., net (incl. commissions paid) -1,049 -451 -575 -23
Underwriting result, net -343
Net investment income 529 529
Interest received on deposits & bank accounts 7 7
Interest paid -26 -26
Other income / expense, net (incl. FX differences) * 43 50 -7
Profit before e.o. items, taxes 210 815 -575 -30
Operating Operating Depreci-
income expenses ation * &
write-offs
* excl. amortisation of goodwill
Supplement 9

10. WINTERTHUR INSURANCE
INCOME STATEMENT (BU format reconciliation) Q4/00
in CHF m Insurance BU BU BU
format format format format
Net premiums earned 3,544 3,544
Claims and annuities incurred, net -2,741 -2,741
Dividends to policyholders incurred, net -94 -94
Operating exp., net (incl. commissions paid) -1,033 -445 -561 -27
Underwriting result, net -324
Net investment income 658 658
Interest received on deposits & bank accounts 27 27
Interest paid -34 -34
Other income / expense, net (incl. FX differences) * -22 -9 -13
Profit before e.o. items, taxes 305 906 -561 -40
Operating Operating Depreci-
expenses
income ation * &
write-offs
* excl. amortisation of goodwill
Supplement 10

11. WINTERTHUR INSURANCE
INCOME STATEMENT (BU format reconciliation) Q1/00
in CHF m Insurance BU BU BU
format format format format
Net premiums earned 3,085 3,085
Claims and annuities incurred, net -2,401 -2,401
Dividends to policyholders incurred, net -94 -94
Operating exp., net (incl. commissions paid) -955 -411 -521 -23
Underwriting result, net -365
Net investment income 532 532
Interest received on deposits & bank accounts 23 23
Interest paid -34 -34
Other income / expense, net (incl. FX differences) * 27 42 -15
Profit before e.o. items, taxes 183 742 -521 -38
Operating Operating Depreci-
expenses
income ation * &
write-offs
* excl. amortisation of goodwill
Supplement 11

12. WINTERTHUR INSURANCE
INCOME STATEMENT (BU reporting format)
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 815 906 742 +10%
Personnel expenses -356 -345 -321 +11%
Other operating expenses -219 -216 -200 +10%
Total operating expenses -575 -561 -521 +10%
Gross operating profit 240 345 221 +9%
Depreciation *, write-offs -30 -40 -38 -21%
Losses, provisions 0 0 0 -
Pre-tax profit 210 305 183 +15%
E.o. items, net 0 0 0 -
Taxes -60 -73 -47 +28%
Net operating profit bef. minorities 150 232 136 +10%
Net operating profit 133 204 126 +6%
* excl. amortisation of goodwill
Supplement 12

13. WINTERTHUR INSURANCE
KEY PERFORMANCE INDICATORS
Q1/01 Q4/00 Q1/00
Combined ratio (excl. dividends to policyholders) 106.4% 106.5% 108.8%
Claims ratio 77.4% 77.2% 77.8%
Expense ratio 29.0% 29.3% 31.0%
AuM, CHF bn * 32.7 32.5
Technical provisions, CHF m * 30,122 26,653
Investment return 6.3% 8.3% 6.7%
- current interest income 4.6% 5.1% 4.4%
- realised gains 1.7% 3.2% 2.3%
Number of employees * 22,244 21,796
* 31.03.01 and 31.12.00 resp.
Supplement 13

14. WINTERTHUR LIFE & PENSIONS
INCOME STATEMENT (insurance chart of account)
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Net premiums earned 6,124 4,147 5,126 +19%
Death and other benefits incurred -3,686 -2,675 -2,350 +57%
Change in prov. for future policyholder benefits -2,094 -1,597 -3,080 -32%
Dividends to policyholders incurred -403 -229 -711 -43%
Operating exp., net (incl. commissions paid) -372 -470 -393 -5%
Net investment income 793 1,329 1,772 -55%
Interest received on deposits & bank accounts 13 22 22 -41%
Interest on bonuses credited to policyholders -32 -29 -29 +10%
Other interest paid -37 -61 -59 -37%
Other income / expense, net (incl. FX differences) * -39 -180 -92 -58%
Profit before e.o. items, taxes 267 257 206 +30%
E.o. items, net 0 0 0 -
Taxes -63 -31 -30 +110%
Net operating profit before minorities 204 226 176 +16%
Net operating profit 199 212 162 +23%
* excl. amortisation of goodwill
Supplement 14

15. WINTERTHUR LIFE & PENSIONS
INCOME STATEMENT (BU format reconciliation) Q1/01
in CHF m Insurance BU BU BU
format format format format
Net premiums earned 6,124 6,124
Death and other benefits incurred -3,686 -3,686
Change in prov. for future policyholder benefits -2,094 -2,094
Dividends to policyholders incurred -403 -403
Operating exp., net (incl. commissions paid) -372 5 -319 -58
Net investment income 793 793
Interest received on deposits & bank accounts 13 13
Interest on bonuses credited to policyholders -32 -32
Other interest paid -37 -37
Other income / expense, net (incl. FX differences) * -39 -35 -4
Profit before e.o. items, taxes 267 648 -319 -62
Operating Operating Depreci-
income expenses ation * &
write-offs
* excl. amortisation of goodwill
Supplement 15

16. WINTERTHUR LIFE & PENSIONS
INCOME STATEMENT (BU format reconciliation) Q4/00
in CHF m Insurance BU BU BU
format format format format
Net premiums earned 4,147 4,147
Death and other benefits incurred -2,675 -2,675
Change in prov. for future policyholder benefits -1,597 -1,597
Dividends to policyholders incurred -229 -229
Operating exp., net (incl. commissions paid) -470 -121 -336 -13
Net investment income 1,329 1,329
Interest received on deposits & bank accounts 22 22
Interest on bonuses credited to policyholders -29 -29
Other interest paid -61 -61
Other income / expense, net (incl. FX differences) * -180 -167 -13
Profit before e.o. items, taxes 257 619 -336 -26
Operating Operating Depreci-
income expenses ation * &
write-offs
* excl. amortisation of goodwill
Supplement 16

17. WINTERTHUR LIFE & PENSIONS
INCOME STATEMENT (BU format reconciliation) Q1/00
in CHF m Insurance BU BU BU
format format format format
Net premiums earned 5,126 5,126
Death and other benefits incurred -2,350 -2,350
Change in prov. for future policyholder benefits -3,080 -3,080
Dividends to policyholders incurred -711 -711
Operating exp., net (incl. commissions paid) -393 -100 -284 -9
Net investment income 1,772 1,772
Interest received on deposits & bank accounts 22 22
Interest on bonuses credited to policyholders -29 -29
Other interest paid -59 -59
Other income / expense, net (incl. FX differences) * -92 -77 -15
Profit before e.o. items, taxes 206 514 -284 -24
Operating Operating Depreci-
income expenses ation * &
write-offs
* excl. amortisation of goodwill
Supplement 17

18. WINTERTHUR LIFE & PENSIONS
INCOME STATEMENT (BU reporting format)
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 648 619 514 +26%
Personnel expenses -183 -182 -155 +18%
Other operating expenses -136 -154 -129 +5%
Total operating expenses -319 -336 -284 +12%
Gross operating profit 329 283 230 +43%
Depreciation *, write-offs -62 -26 -24 +158%
Losses, provisions 0 0 0 -
Pre-tax profit 267 257 206 +30%
E.o. items, net 0 0 0 -
Taxes -63 -31 -30 +110%
Net operating profit bef. minorities 204 226 176 +16%
Net operating profit 199 212 162 +23%
* excl. amortisation of goodwill
Supplement 18

19. WINTERTHUR LIFE & PENSIONS
KEY PERFORMANCE INDICATORS
Q1/01 Q4/00 Q1/00
Expense ratio 6.1% 11.3% 7.7%
Net return on average technical provisions 19 bp 21 bp 20 bp
Net new assets, CHF bn 2.1 0.8 1.4
AuM, CHF bn * 107.1 104.7
Technical provisions, CHF m * 107,380 105,522
Investment return 6.2% 6.1% 8.1%
- current interest income 4.4% 4.2% 4.4%
- realised gains 1.8% 1.9% 3.7%
Number of employees * 7,095 6,562
* 31.03.01 and 31.12.00 resp.
Supplement 19

20. CREDIT SUISSE BANKING
INCOME STATEMENT
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 983 989 1,007 -2%
Personnel expenses -403 -390 -356 +13%
Other operating expenses -212 -257 -249 -15%
Total operating expenses -615 -647 -605 +2%
Gross operating profit 368 342 402 -8%
Depreciation *, write-offs -33 -45 -10 +230%
Losses, provisions ** -86 -114 -167 -49%
Pre-tax profit 249 183 225 +11%
E.o. items, net 2 -2 21 -
Taxes -64 -47 -58 +10%
Net operating profit bef. minorities 187 134 188 -1%
Net operating profit 187 134 187 0%
* excl. amortisation of goodwill
** additional (+) / lower (-) actual credit-related provisions -33 -59 -48
Supplement 20

21. CREDIT SUISSE BANKING
KEY PERFORMANCE INDICATORS
Q1/01 Q4/00 Q1/00
Operating ROE * 16.9% 12.5% 16.6%
Pre-tax margin * 25.5% 18.3% 24.4%
Cost / income ratio * 65.9% 70.0% 61.1%
Loan growth 2.2% 1.0% 1.4%
Net interest margin 242 bp 242 bp 237 bp
AuM, CHF bn ** 130.8 130.8
Average allocated equity capital, CHF m 4,428 4,290 4,540
* excl. amortisation of goodwill
** 31.03.01 and 31.12.00 resp.
Supplement 21

22. KEY FIGURES
CREDIT SUISSE BANKING
Net interest margin (bp) Net operating profit (CHF bn)
excl. amortisation of goodwill
242 242
187 187
237
134
Q1/00 Q4/00 Q1/01
Q1/00 Q4/00 Q1/01
Operating ROE (%) Cost/income ratio (%)
excl. amortisation of goodwill excl. amortisation of goodwill
16.9
16.6 70.0 65.9
12.5 61.1
Q1/00 Q4/00 Q1/01 Q1/00 Q4/00 Q1/01
Supplement 22

23. CREDIT SUISSE PERSONAL FINANCE
INCOME STATEMENT
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 16 8 13 +23%
Personnel expenses -49 -47 -17 +188%
Other operating expenses -70 -143 -26 +169%
Total operating expenses -119 -190 -43 +177%
Gross operating profit / loss -103 -182 -30 +243%
Depreciation *, write-offs -6 -7 -1 +500%
Losses, provisions 0 -1 0 -
Pre-tax profit / loss -109 -190 -31 +252%
E.o. items, net -1 0 0 -
Taxes 19 45 7 +171%
Net operating profit / loss -91 -145 -24 +279%
* excl. amortisation of goodwill
Supplement 23

24. CREDIT SUISSE PERSONAL FINANCE
KEY PERFORMANCE INDICATORS
Q1/01 Q4/00 Q1/00
Personal Finance Growth in AuM 1.4% 1.5% 25.9%
AuM, CHF bn * 4.9 4.8
Number of clients * 19,381 17,898
Number of advisors * 337 331
youtrade Number of transactions, 000s 108 95 133
AuM, CHF bn * 0.9 0.9
Number of clients * 27,267 25,228
Number of employees * 900 764
Average allocated equity capital, CHF m 32 n/a n/a
* 31.03.01 and 31.12.00 resp.
Supplement 24

25. CREDIT SUISSE PRIVATE BANKING
INCOME STATEMENT
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 1,579 1,491 1,682 -6%
Personnel expenses -436 -423 -443 -2%
Other operating expenses -237 -281 -183 +30%
Total operating expenses -673 -704 -626 +8%
Gross operating profit 906 787 1,056 -14%
Depreciation *, write-offs -11 -4 -8 +38%
Losses, provisions ** -42 -15 -65 -35%
Pre-tax profit 853 768 983 -13%
E.o. items, net 1 8 -1 -
Taxes -202 -161 -230 -12%
Net operating profit bef. minorities 652 615 752 -13%
Net operating profit 645 607 743 -13%
* excl. amortisation of goodwill
** additional (+) / lower (-) actual credit-related provisions +1 -8 -9
Supplement 25

26. CREDIT SUISSE PRIVATE BANKING
KEY PERFORMANCE INDICATORS
Q1/01 Q4/00 Q1/00
Total revenue / AuM 137 bp 127 bp 145 bp
Operating return on AuM * 57 bp 53 bp 65 bp
Pre-tax margin * 54.1% 52.0% 58.4%
Cost / income ratio * 43.3% 47.5% 37.7%
Fee income / total revenue 64.9% 66.6% 66.0%
AuM, CHF bn ** 463.6 456.4
Growth in AuM 1.6% -4.7% 5.3%
* excl. amortisation of goodwill
** 31.03.01 and 31.12.00 resp.
Supplement 26

27. CREDIT SUISSE PRIVATE BANKING
COMPOSITION OF ASSETS UNDER MANAGEMENT
AuM categories
Liquidity / MM & other
30% 32%
32% Fixed income
34%
38% 34% Equities
12/00 03/01
AuM currency composition
8% 8%
all other currencies
27% 27%
EUR
38% 40% USD
CHF
26% 26%
12/00 03/01
Supplement 27

28. CREDIT SUISSE ASSET MANAGEMENT
INCOME STATEMENT
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 377 434 363 +4%
Personnel expenses -175 -188 -155 +13%
Other operating expenses -113 -133 -109 +4%
Total operating expenses -288 -321 -264 +9%
Gross operating profit 89 113 99 -10%
Depreciation *, write-offs -7 -11 -5 +40%
Losses, provisions 0 0 0 -
Pre-tax profit 82 102 94 -13%
E.o. items, net -1 -1 0 -
Taxes -13 0 -20 -35%
Net operating profit 68 101 74 -8%
* excl. amortisation of acquired intangible assets and goodwill
Supplement 28

29. CREDIT SUISSE ASSET MANAGEMENT
KEY PERFORMANCE INDICATORS
Q1/01 Q4/00 Q1/00
Operating return on AuM * 5.6 bp 8.6 bp 6.7 bp
Pre-tax margin * 20.1% 22.1% 25.3%
Cost / income ratio ** 73.4% 72.8% 72.3%
Personnel expenses / operating income ** 43.5% 41.2% 41.7%
AuM, CHF bn *** 485.4 487.2
Discretionary funds, CHF bn *** 356.7 360.1
Mutual funds distributed, CHF bn *** 129.5 136.9
Growth in discretionary AuM -0.9% 5.0% 6.8%
* excl. amortisation of acquired intangible assets and goodwill
** excl. acquisition interest as well as amortisation of acquired intangible assets and goodwill
*** 31.03.01 and 31.12.00 resp.
Supplement 29

30. KEY FIGURES
CREDIT SUISSE ASSET MANAGEMENT
Gross margin (bp) Net margin (bp)
excl. acquisition interest excl. amortisation of acquired intangible
assets and goodwill
39
34 33 8.6
6.7 5.6
Q1/00 Q4/00 Q1/01
Q1/00 Q4/00 Q1/01
Net new assets (CHF bn) Composition of discretionary AuM
11% 12% Other
21% 21%
10.3 9.3
6.8 Balanced
31%
34%
Equity
36%
34%
Fixed
Income
Q1/00 Q4/00 Q1/01 12/00 03/01
Supplement 30

31. CREDIT SUISSE FIRST BOSTON
REVENUE BY INCOME STATEMENT ITEMS
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Net interest income before acquisition interest 854 1,033 350 +144%
Acquisition interest -243 -175 0 -
Net interest income 611 858 350 +75%
Net commission & service fee income 3,217 3,308 2,116 +52%
Net trading income 2,950 1,279 2,448 +21%
Other ordinary income, net 82 892 65 +26%
Operating income 6,860 6,337 4,979 +38%
n.b.
Brokerage, execution and clearing expenses 157 127 110 43%
(not netted against operating income, but
presented as part of operating expenses)
Supplement 31

32. CREDIT SUISSE FIRST BOSTON
INCOME STATEMENT (IN CHF)
Q1/01 Q4/00 Q1/00 Change
CHF m CHF m CHF m to Q1/00
Operating income 6,860 6,337 4,979 +38%
Personnel expenses -4,362 -3,448 -2,941 +48%
Other operating expenses -1,288 -1,358 -687 +87%
Total operating expenses -5,650 -4,806 -3,628 +56%
Gross operating profit 1,210 1,531 1,351 -10%
Depreciation *, write-offs -213 -218 -93 +129%
Losses, provisions ** -150 -164 -124 +21%
Pre-tax profit 847 1,149 1,134 -25%
E.o. items, net -1 0 0 -
Taxes -187 -248 -355 -47%
Net operating profit bef. minorities 659 901 779 -15%
Net operating profit 659 900 777 -15%
* excl. amortisation of acquired intangible assets and goodwill
** additional (+) / lower (-) actual credit-related provisions +24 +28 +8
Supplement 32

33. CREDIT SUISSE FIRST BOSTON
INCOME STATEMENT (IN USD)
Q1/01 Q4/00 Q1/00 Change
USD m USD m USD m to Q1/00
Operating income 4,183 3,693 3,092 +35%
Personnel expenses -2,660 -2,003 -1,827 +46%
Other operating expenses -785 -797 -427 +84%
Total operating expenses -3,445 -2,800 -2,254 +53%
Gross operating profit 738 893 838 -12%
Depreciation *, write-offs -130 -127 -58 +124%
Losses, provisions ** -91 -95 -77 +18%
Pre-tax profit 517 671 703 -26%
E.o. items, net -1 0 0 -
Taxes -114 -144 -220 -48%
Net operating profit bef. minorities 402 527 483 -17%
Net operating profit 402 527 482 -17%
* excl. amortisation of acquired intangible assets and goodwill
** additional (+) / lower (-) actual credit-related provisions +15 +17 +5
Supplement 33

34. CREDIT SUISSE FIRST BOSTON
FID REVENUE BREAKDOWN - Q1 2001
Fixed Income * EMG
Total: USD 1,598 m 17%
Credit
46%
Rates
37%
* Fixed Income revenue includes 50% of fixed income capital markets
Supplement 34

35. CREDIT SUISSE FIRST BOSTON
EQUITY REVENUE BREAKDOWN - Q1 2001
US
Equity *
customer
Total: USD 1,314 m
30%
EDCU
44%
LatAm
customer
2%
Europe
customer
Asia
17%
customer
7%
* Equity revenue includes 50% of equity capital markets
Supplement 35

36. CREDIT SUISSE FIRST BOSTON
IBD REVENUE BREAKDOWN - Q1 2001
Investment Banking * DCM
Other
Total: USD 792 m 7%
PE 12%
1% ECM
17%
Leveraged
finance
13%
M&A
50%
* Investment Banking revenue includes 50% of equity capital markets and 50% of fixed income capital markets
Supplement 36

37. CREDIT SUISSE FIRST BOSTON
KEY PERFORMANCE INDICATORS
Q1/01 Q4/00 Q1/00
Operating ROE * 18.7% 29.5% 29.0%
Pre-tax margin * 14.6% 20.4% 22.8%
Cost / income ratio ** 79.8% 74.4% 74.7%
Personnel expenses / operating income ** 58.7% 50.2% 59.1%
Number of employees *** 28,211 28,122 15,331
Average allocated equity capital, CHF m 16,836 13,799 10,729
* excl. amortisation of retention payments as well as acquired intangible assets and goodwill
** excl. acquisition interest and amortisation of retention payments as well as acquired intangible assets and goodwill
*** 31.03.01, 31.12.00 and 31.03.00 resp.
Supplement 37

38. TURKEY / EASTERN EUROPE / CIS EXPOSURE
(at close of business 30 March 2001)
Turkey CZ,PL,H Russia Other
USD m USD m USD m USD m
Loans 304 92 387 275
Loan equivalent exposure 103 102 0 21
Money market 26 0 0 0
F/X, precious metals 19 52 0 14
Derivatives 58 50 0 7
Trading positions 81 425 226 63
Fixed income 80 425 187 62
Equities 0 0 38 1
Reverse repos (country exposure) 81 10 121 8
Total, gross 569 628 734 366
Net notional FX position (133) 153 (105) (6)
Provisions 0 (13) (111) (13)
Net exposure 436 769 518 348
Supplement 38

39. LATIN AMERICA EXPOSURE
(at close of business 30 March 2001)
Argentina Brazil Mexico Other
USD m USD m USD m USD m
Loans 256 380 536 303
Loan equivalent exposure 128 341 132 188
Money market 0 0 0 0
F/X, precious metals 13 149 10 8
Derivatives 115 192 122 179
Trading positions 9 1,639 131 185
Fixed income 6 1,477 117 182
Equities 3 162 14 4
Reverse repos (country exposure) 152 611 124 48
Total, gross 545 2,972 922 723
Net notional FX position (129) (936) (180) (122)
Provisions 0 (0) (11) (5)
Net exposure 407 2,036 731 596
Supplement 39

40. SELECTED ASIA EXPOSURE
(at close of business 30 March 2001)
Indonesia S. Korea Malaysia Thailand
USD m USD m USD m USD m
Loans 386 92 35 136
Loan equivalent exposure 67 241 6 24
Money market 0 0 0 0
F/X, precious metals 67 194 0 23
Derivatives 0 47 5 1
Trading positions 479 1,786 193 174
Fixed income 479 1,665 158 166
Equities 0 121 34 9
Reverse repos (country exposure) 0 110 0 0
Total, gross 932 2,229 233 334
Net notional FX position 0 (1,444) 0 (89)
Provisions (194) (1) 0 (7)
Net exposure 738 784 233 238
Supplement 40

41. GREATER CHINA EXPOSURE
(at close of business 30 March 2001)
China HK Macao Total
USD m USD m USD m USD m
Loans 241 233 0 474
Loan equivalent exposure 150 203 0 353
Money market 0 0 0 0
F/X, precious metals 25 133 0 158
Derivatives 125 70 0 195
Trading positions 2 124 0 125
Fixed income (4) 44 0 40
Equities 6 80 0 85
Reverse repos (country exposure) 0 0 0 0
Total, gross 393 559 0 952
Net notional FX position 118 0 0 118
Provisions (61) (39) 0 (100)
Net exposure 450 520 0 970
Supplement 41

42. ASSET QUALITY
CAPITAL EXPOSURE & PROVISION DEVELOPMENT
CSFS CSPB CSFB CSG
in CHF m
7,816 110 1,804 9,730
Non-performing loans (NPLs) *
-5% -1% +22% -1%
% change to 31.12.00
4,841 68 1,088 5,997
Capital provisions against NPLs **
Coverage ratio of NPLs
62% 62% 60% 62%
31.03.01
62% 54% 67% 63%
31.12.00
NPLs as %age of credit exposure *
6.0% 0.3% 0.7% 2.3%
31.03.01
6.5% 0.3% 0.6% 2.4%
31.12.00
* includes loans and loan equivalents
** Excluding total interest of CHF 1,830 m (fully provided)
Supplement 42