credit-suisse supplements

Supplement 1

SUPPLEMENTS TO THE FIRST QUARTER 2001 RESULTS

Supplement 2

In CHF m

Operating incomePersonnel expensesOther operating expensesTotal operating expensesGross operating profitDepreciation *, write-offsLosses, provisions **Pre-tax profitNet extraordinary itemsTaxesNet op. profit bef. minorities

CSFS

2,462-991-637

-1,628834

-131-86617

1-168450

CSPB

1,579-436-237-673906-11-42853

1-202652

CSAM

377-175-113-288

89-70

82-1

-1368

CSFB

6,860-4,362-1,288-5,6501,210-213-150847

-1-187659

CC& Adj.

-187-6632125568

-12140

-1322

-65-56

BUSINESS UNIT RESULTS Q1 2001 – OVERVIEW

CSG

11,091-6,030-1,954-7,9843,107-483-238

2,38622

-6351,773

* excl. amortisation ofacquired intangible assets and goodwill

** ? to actual credit provisions at CC -33 +1 +24

Supplement 3

BUSINESS UNIT RESULTSQUARTERLY COMPARISON

Net operating profit, CHF m

CSFSWINWLPCSBCSPF

CSPB

CSAM

CSFB

Q1/01

428133199187-91

645

68

659

Changeto Q1/00

-5%+6%

+23%0%

-

-13%

-8%

-15%

Q4/00

405204212134

-145

607

101

900

Q1/00

451126162187-24

743

74

777

Supplement 4

VALUE BASED ANALYSIS

Value added Q1/01 by BU, in CHF m

232

CSG

CSFS

CSPB

CSAM

CSFB

Adjustments

585 34

244 - 257

838

Supplement 5

ASSETS UNDER MANAGEMENTNEW DEFINITION

§ Adjusted AuM definition, additional disclosure of client assetss AuM include assets placed with CSG entities for investment purposes or

which underlie insurance contractss 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

in CHF bn 03/01 12/00 12/00new definition as reported

CSFS 276.4 273.8 303.0CSPB 463.6 456.4 488.2CSAM 485.4 487.2 487.2CSFB 140.3 142.1 142.1CSG 1,365.7 1,359.5 1,417.0

Supplement 6

Cash & time depositsSafe custody accounts

Fixed incomeEquitiesBalanced

Total FI/Eq./Bal.Investment funds

whereof CSAM inv. fundswhereof other CSG fundswhereof external funds

Other (derivatives, etc.)FiduciaryInsurance AuMPrivate equity

Totalwhereof discretionary

CSPBCHF bn

32365136122

-258925417211566

--

464111

CSAMCHF bn

6478180164

87430

----

481--

485357

CSFBCHF bn

6992969

-98

11---0-

36

14042

CSGCHF bn

971,022

355376

87818133

8818277171

14036

1,366655

CSFSCHF bn

53801022

-3240331684

140-

276145

ASSETS UNDER MANAGEMENT AS PER 31.03.2001

Supplement 7

CREDIT SUISSE FINANCIAL SERVICESINCOME STATEMENT

* excl. amortisation of goodwill** additional (+) / lower (-) actual credit-related provisions -33 -59 -48

Operating incomePersonnel expensesOther operating expensesTotal operating expensesGross operating profitDepreciation *, write-offsLosses, provisions **Pre-tax profitE.o. items, netTaxesNet operating profit bef. minoritiesNet operating profit

Q1/01CHF m

2,462-991-637

-1,628834

-131-86617

1-168450428

Changeto Q1/00

+8%+17%

+5%+12%+1%

+79%-49%

6%-95%

+31%-5%-5%

Q4/00CHF m

2,522-964-771

-1,735787

-118-115554

-2-106447405

Q1/00CHF m

2,276-849-604

-1,453823-73

-16758321

-128476451

Supplement 8

WINTERTHUR INSURANCEINCOME STATEMENT (insurance chart of account)

* excl. amortisation of goodwill

Net premiums earnedClaims and annuities incurred, netDividends to policyholders incurred, netOperating exp., net (incl. commissions paid)Underwriting result, netNet investment incomeInterest received on deposits & bank accountsInterest paidOther income / expense, net (incl. FX differences) *Profit before e.o. items, taxesE.o. items, netTaxesNet operating profit before minoritiesNet operating profit

Q1/01CHF m

3,617-2,799

-112-1,049

-343529

7-2643

2100

-60150133

Changeto Q1/00

+17%+17%+19%+10%

-6%-1%

-70%-24%

+59%+15%

-+28%+10%+6%

Q4/00CHF m

3,544-2,741

-94-1,033

-324658

27-34-22305

0-73232204

Q1/00CHF m

3,085-2,401

-94-955-36553223

-3427

1830

-47136126

Supplement 9

WINTERTHUR INSURANCEINCOME STATEMENT (BU format reconciliation) Q1/01


in CHF m

Net premiums earnedClaims and annuities incurred, netDividends to policyholders incurred, netOperating exp., net (incl. commissions paid)Underwriting result, netNet investment incomeInterest received on deposits & bank accountsInterest paidOther income / expense, net (incl. FX differences) *

Profit before e.o. items, taxes

BUformat3,617

-2,799-112-451

5297

-2650

815

Operatingincome

Insuranceformat3,617

-2,799-112

-1,049-343529

7-2643

210

BUformat

-575

-575

Operatingexpenses

BUformat

-23

-7

-30

Depreci-ation * &

write-offs

Supplement 10



in CHF m



BUformat3,544

-2,741-94

-445

65827

-34-9

906

Operatingincome


-2,741-94

-1,033-324658

27-34-22

305

BUformat

-561

-561

Operatingexpenses

BUformat

-27

-13

-40

Depreci-ation * &

write-offs

Supplement 11



in CHF m



BUformat3,085

-2,401-94

-411

53223

-3442

742

Operatingincome


-2,401-94

-955-365532

23-3427

183

BUformat

-521

-521

Operatingexpenses

BUformat

-23

-15

-38

Depreci-ation * &

write-offs

Supplement 12

WINTERTHUR INSURANCEINCOME STATEMENT (BU reporting format)

Operating incomePersonnel expensesOther operating expensesTotal operating expensesGross operating profitDepreciation *, write-offsLosses, provisionsPre-tax profitE.o. items, netTaxesNet operating profit bef. minoritiesNet operating profit

Q1/01CHF m

815-356-219-575240-30

0210

0-60150133

Changeto Q1/00

+10%+11%+10%+10%+9%

-21%-

+15%-

+28%+10%+6%

Q4/00CHF m

906-345-216-561345-40

0305

0-73232204

Q1/00CHF m

742-321-200-521221-38

0183

0-47136126


Supplement 13

Combined ratio (excl. dividends to policyholders)Claims ratioExpense ratioAuM, CHF bn *Technical provisions, CHF m *Investment return

- current interest income- realised gains

Number of employees *

Q1/01

106.4%77.4%29.0%

32.730,122

6.3%4.6%1.7%

22,244

Q4/00

106.5%77.2%29.3%

32.526,653

8.3%5.1%3.2%

21,796

WINTERTHUR INSURANCEKEY PERFORMANCE INDICATORS

Q1/00

108.8%77.8%31.0%

6.7%4.4%2.3%

* 31.03.01 and 31.12.00 resp.

Supplement 14

WINTERTHUR LIFE & PENSIONSINCOME STATEMENT (insurance chart of account)

Net premiums earnedDeath and other benefits incurredChange in prov. for future policyholder benefitsDividends to policyholders incurredOperating exp., net (incl. commissions paid)Net investment incomeInterest received on deposits & bank accountsInterest on bonuses credited to policyholdersOther interest paidOther income / expense, net (incl. FX differences) *Profit before e.o. items, taxesE.o. items, netTaxesNet operating profit before minoritiesNet operating profit

Q1/01CHF m

6,124-3,686-2,094

-403-372793

13-32-37-39267

0-63204199

Changeto Q1/00

+19%+57%-32%-43%

-5%-55%-41%

+10%-37%-58%+30%

-+110%

+16%+23%

Q4/00CHF m

4,147-2,675-1,597

-229-470

1,32922

-29-61

-180257

0-31226212

Q1/00CHF m

5,126-2,350-3,080

-711-393

1,77222

-29-59-92206

0-30176162


Supplement 15

in CHF m

Net premiums earnedDeath and other benefits incurredChange in prov. for future policyholder benefitsDividends to policyholders incurredOperating exp., net (incl. commissions paid)Net investment incomeInterest received on deposits & bank accountsInterest on bonuses credited to policyholdersOther interest paidOther income / expense, net (incl. FX differences) *



-3,686-2,094

-403-372793

13-32-37-39

267

BUformat

-58

-4

-62

Depreci-ation * &

write-offs

BUformat6,124

-3,686-2,094

-4035

79313

-32-37-35

648

Operatingincome

BUformat

-319

-319

Operatingexpenses

WINTERTHUR LIFE & PENSIONSINCOME STATEMENT (BU format reconciliation) Q1/01


Supplement 16

in CHF m




-2,675-1,597

-229-470

1,32922

-29-61

-180

257

BUformat

-13

-13

-26

Depreci-ation * &

write-offs

BUformat4,147

-2,675-1,597

-229-121

1,32922

-29-61

-167

619

Operatingincome

BUformat

-336

-336

Operatingexpenses



Supplement 17

in CHF m




-2,350-3,080

-711-393

1,77222

-29-59-92

206

BUformat

-9

-15

-24

Depreci-ation * &

write-offs

BUformat5,126

-2,350-3,080

-711-100

1,77222

-29-59-77

514

Operatingincome

BUformat

-284

-284

Operatingexpenses



Supplement 18

WINTERTHUR LIFE & PENSIONSINCOME STATEMENT (BU reporting format)

Operating incomePersonnel expensesOther operating expensesTotal operating expensesGross operating profitDepreciation *, write-offsLosses, provisionsPre-tax profitE.o. items, netTaxesNet operating profit bef. minoritiesNet operating profit

Q1/01CHF m

648-183-136-319329-62

0267

0-63204199

Changeto Q1/00

+26%+18%

+5%+12%+43%

+158%-

+30%-

+110%+16%+23%

Q4/00CHF m

619-182-154-336283-26

0257

0-31226212

Q1/00CHF m

514-155-129-284230-24

0206

0-30176162


Supplement 19

Expense ratioNet return on average technical provisionsNet new assets, CHF bnAuM, CHF bn *Technical provisions, CHF m *Investment return

- current interest income- realised gains

Number of employees *

Q1/01

6.1%19 bp

2.1107.1

107,3806.2%4.4%1.8%

7,095

Q4/00

11.3%21 bp

0.8104.7

105,5226.1%4.2%1.9%

6,562

WINTERTHUR LIFE & PENSIONSKEY PERFORMANCE INDICATORS

Q1/00

7.7%20 bp

1.4

8.1%4.4%3.7%

* 31.03.01 and 31.12.00 resp.

Supplement 20

* excl. amortisation of goodwill** additional (+) / lower (-) actual credit-related provisions -33 -59 -48

CREDIT SUISSE BANKINGINCOME STATEMENT


Q1/01CHF m

983-403-212-615368-33-86249

2-64187187

Changeto Q1/00

-2%+13%-15%+2%-8%

+230%-49%+11%

-+10%

-1%0%

Q4/00CHF m

989-390-257-647342-45

-114183

-2-47134134

Q1/00CHF m

1,007-356-249-605402-10

-16722521

-58188187

Supplement 21

Operating ROE *Pre-tax margin *Cost / income ratio *Loan growthNet interest marginAuM, CHF bn **Average allocated equity capital, CHF m

CREDIT SUISSE BANKINGKEY PERFORMANCE INDICATORS

* excl. amortisation of goodwill** 31.03.01 and 31.12.00 resp.

Q1/01

16.9%25.5%65.9%2.2%

242 bp130.8 4,428

Q4/00

12.5%18.3%70.0%1.0%

242 bp130.8 4,290

Q1/00

16.6%24.4%61.1%1.4%

237 bp

4,540

Supplement 22

KEY FIGURESCREDIT SUISSE BANKING

65.970.061.1

Q1/00 Q4/00 Q1/01

16.912.5

16.6

Q1/00 Q4/00 Q1/01

Cost/income ratio (%)excl. amortisation of goodwill

Operating ROE (%)excl. amortisation of goodwill

237242 242

Q1/00 Q4/00 Q1/01

187134

187

Q1/00 Q4/00 Q1/01

Net operating profit (CHF bn)excl. amortisation of goodwill

Net interest margin (bp)

Supplement 23

CREDIT SUISSE PERSONAL FINANCEINCOME STATEMENT

Operating incomePersonnel expensesOther operating expensesTotal operating expensesGross operating profit / lossDepreciation *, write-offsLosses, provisionsPre-tax profit / lossE.o. items, netTaxesNet operating profit / loss

Q1/01CHF m

16-49-70

-119-103

-60

-109-119

-91

Changeto Q1/00

+23%+188%+169%+177%+243%+500%

-+252%

-+171%+279%

Q4/00CHF m

8-47

-143-190-182

-7-1

-1900

45-145

Q1/00CHF m

13-17-26-43-30

-10

-3107

-24


Supplement 24

Personal Finance Growth in AuMAuM, CHF bn *Number of clients *Number of advisors *

youtrade Number of transactions, 000sAuM, CHF bn *Number of clients *

Number of employees *Average allocated equity capital, CHF m

CREDIT SUISSE PERSONAL FINANCE KEY PERFORMANCE INDICATORS

Q1/01

1.4%4.9

19,381337

1080.9

27,267

90032

Q4/00

1.5%4.8

17,898331

950.9

25,228

764n/a

Q1/00

25.9%

133

n/a

* 31.03.01 and 31.12.00 resp.

Supplement 25

CREDIT SUISSE PRIVATE BANKINGINCOME STATEMENT

* excl. amortisation of goodwill** additional (+) / lower (-) actual credit-related provisions +1 -8 -9


Q1/01CHF m

1,579-436-237-673906-11-42853

1-202652645

Changeto Q1/00

-6%-2%

+30%+8%

-14%+38%-35%-13%

--12%-13%-13%

Q4/00CHF m

1,491-423-281-704787

-4-15768

8-161615607

Q1/00CHF m

1,682-443-183-626

1,056-8

-65983

-1-230752743

Supplement 26

Total revenue / AuMOperating return on AuM *Pre-tax margin *Cost / income ratio *Fee income / total revenueAuM, CHF bn **Growth in AuM

CREDIT SUISSE PRIVATE BANKINGKEY PERFORMANCE INDICATORS

Q1/01

137 bp57 bp

54.1%43.3%64.9%463.6 1.6%

Q4/00

127 bp53 bp

52.0%47.5%66.6%456.4 -4.7%

Q1/00

145 bp65 bp

58.4%37.7%66.0%

5.3%

* excl. amortisation of goodwill** 31.03.01 and 31.12.00 resp.

Supplement 27

CREDIT SUISSE PRIVATE BANKINGCOMPOSITION OF ASSETS UNDER MANAGEMENT

26% 26%

38% 40%

27% 27%

8%8%

12/00 03/01

AuM currency composition

38% 34%

32% 34%

30% 32%

12/00 03/01

AuM categories

Liquidity / MM & other

Fixed income

Equities

EUR

USD

CHF

all other currencies

Supplement 28

CREDIT SUISSE ASSET MANAGEMENTINCOME STATEMENT

Operating incomePersonnel expensesOther operating expensesTotal operating expensesGross operating profitDepreciation *, write-offsLosses, provisionsPre-tax profitE.o. items, netTaxesNet operating profit

Q1/01CHF m

377-175-113-288

89-70

82-1

-1368

Changeto Q1/00

+4%+13%

+4%+9%

-10%+40%

--13%

--35%

-8%

Q4/00CHF m

434-188-133-321113-11

0102

-10

101

Q1/00CHF m

363-155-109-264

99-50

940

-2074

* excl. amortisation of acquired intangible assets and goodwill

Supplement 29

Operating return on AuM *Pre-tax margin *Cost / income ratio **Personnel expenses / operating income **AuM, CHF bn ***Discretionary funds, CHF bn ***Mutual funds distributed, CHF bn ***Growth in discretionary AuM

Q1/01

5.6 bp20.1%73.4%43.5%485.4 356.7 129.5 -0.9%

Q4/00

8.6 bp22.1%72.8%41.2%487.2 360.1 136.9 5.0%

CREDIT SUISSE ASSET MANAGEMENTKEY PERFORMANCE INDICATORS

Q1/00

6.7 bp25.3%72.3%41.7%

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 30

KEY FIGURESCREDIT SUISSE ASSET MANAGEMENT

34% 36%

34% 31%

21% 21%11% 12%

12/00 03/01

Other

Balanced

Equity

FixedIncome

6.89.310.3

Q1/00 Q4/00 Q1/01

Composition of discretionary AuMNet new assets (CHF bn)

34 39 33

Q1/00 Q4/00 Q1/01

6.7 8.65.6

Q1/00 Q4/00 Q1/01

Net margin (bp)excl. amortisation of acquired intangible assets and goodwill

Gross margin (bp)excl. acquisition interest

Supplement 31

CREDIT SUISSE FIRST BOSTONREVENUE BY INCOME STATEMENT ITEMS

Net interest income before acquisition interestAcquisition interest

Net interest incomeNet commission & service fee incomeNet trading incomeOther ordinary income, netOperating income

n.b.Brokerage, execution and clearing expenses(not netted against operating income, but presented as part of operating expenses)

Q1/01CHF m

854-243

6113,2172,950

826,860

157

Changeto Q1/00

+144%-

+75%+52%+21%+26%+38%

43%

Q4/00CHF m

1,033-175

8583,3081,279

8926,337

127

Q1/00CHF m

3500

3502,1162,448

654,979

110

Supplement 32

CREDIT SUISSE FIRST BOSTONINCOME STATEMENT (IN CHF)

* excl. amortisation of acquired intangible assets and goodwill** additional (+) / lower (-) actual credit-related provisions +24 +28 +8


Q1/01CHF m

6,860-4,362-1,288-5,6501,210-213-150847

-1-187659659

Changeto Q1/00

+38%+48%+87%+56%-10%

+129%+21%-25%

--47%-15%-15%

Q4/00CHF m

6,337-3,448-1,358-4,8061,531-218-164

1,1490

-248901900

Q1/00CHF m

4,979-2,941

-687-3,6281,351

-93-124

1,1340

-355779777

Supplement 33

CREDIT SUISSE FIRST BOSTONINCOME STATEMENT (IN USD)

* excl. amortisation of acquired intangible assets and goodwill** additional (+) / lower (-) actual credit-related provisions +15 +17 +5


Q1/01USD m

4,183-2,660

-785-3,445

738-130-91517

-1-114402402

Changeto Q1/00

+35%+46%+84%+53%-12%

+124%+18%-26%

--48%-17%-17%

Q4/00USD m

3,693-2,003

-797-2,800

893-127-95671

0-144527527

Q1/00USD m

3,092-1,827

-427-2,254

838-58-77703

0-220483482

Supplement 34

CREDIT SUISSE FIRST BOSTONFID REVENUE BREAKDOWN - Q1 2001

Rates37%

Credit46%

EMG17%

Fixed Income *Total: USD 1,598 m

* Fixed Income revenue includes 50% of fixed income capital markets

Supplement 35

CREDIT SUISSE FIRST BOSTONEQUITY REVENUE BREAKDOWN - Q1 2001

US customer

30%

LatAm customer

2%

Europe customer

17%Asia

customer7%

EDCU44%

Equity *Total: USD 1,314 m

* Equity revenue includes 50% of equity capital markets

Supplement 36

CREDIT SUISSE FIRST BOSTONIBD REVENUE BREAKDOWN - Q1 2001

Leveraged finance13%

M&A50%

PE1%

Other12%

ECM17%

DCM7%

Investment Banking *Total: USD 792 m

* Investment Banking revenue includes 50% of equity capital markets and 50% of fixed income capital markets

Supplement 37

Operating ROE *Pre-tax margin *Cost / income ratio **Personnel expenses / operating income **Number of employees ***Average allocated equity capital, CHF m

CREDIT SUISSE FIRST BOSTONKEY PERFORMANCE INDICATORS

Q1/01

18.7%14.6%79.8%58.7%

28,211 16,836

Q4/00

29.5%20.4%74.4%50.2%

28,122 13,799

Q1/00

29.0%22.8%74.7%59.1%15,33110,729

* 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 38

LoansLoan equivalent exposure

Money marketF/X, precious metalsDerivatives

Trading positionsFixed incomeEquities

Reverse repos (country exposure)

Total, gross

Net notional FX positionProvisions

Net exposure

TurkeyUSD m

304103

261958

8180

0

81

569

(133)0

436

CZ,PL,HUSD m

92102

05250

425425

0

10

628

153(13)

769

OtherUSD m

27521

014

7

6362

1

8

366

(6)(13)

348

RussiaUSD m

3870000

226187

38

121

734

(105)(111)

518

TURKEY / EASTERN EUROPE / CIS EXPOSURE(at close of business 30 March 2001)

Supplement 39





Total, gross


Net exposure

ArgentinaUSD m

256128

013

115

963

152

545

(129)0

407

BrazilUSD m

380341

0149192

1,6391,477

162

611

2,972

(936)(0)

2,036

OtherUSD m

303188

08

179

185182

4

48

723

(122)(5)

596

MexicoUSD m

536132

010

122

131117

14

124

922

(180)(11)

731

LATIN AMERICA EXPOSURE(at close of business 30 March 2001)

Supplement 40





Total, gross


Net exposure

IndonesiaUSD m

38667

067

0

479479

0

0

932

0(194)

738

S. KoreaUSD m

92241

0194

47

1,7861,665

121

110

2,229

(1,444)(1)

784

ThailandUSD m

13624

023

1

174166

9

0

334

(89)(7)

238

MalaysiaUSD m

356005

193158

34

0

233

00

233

SELECTED ASIA EXPOSURE(at close of business 30 March 2001)

Supplement 41





Total, gross


Net exposure

ChinaUSD m

241150

025

125

2(4)

6

0

393

118(61)

450

HKUSD m

233203

0133

70

1244480

0

559

0(39)

520

TotalUSD m

474353

0158195

1254085

0

952

118(100)

970

MacaoUSD m

00000

000

0

0

00

0

GREATER CHINA EXPOSURE(at close of business 30 March 2001)

Supplement 42

in CHF m

Non-performing loans (NPLs) *% change to 31.12.00

Capital provisions against NPLs **

Coverage ratio of NPLs31.03.0131.12.00

NPLs as %age of credit exposure *31.03.0131.12.00

CSFS

7,816-5%

4,841

62%62%

6.0%6.5%

CSPB

110-1%68

62%54%

0.3%0.3%

CSFB

1,804+22%1,088

60%67%

0.7%0.6%

CSG

9,730-1%

5,997

62%63%

2.3%2.4%

ASSET QUALITY CAPITAL EXPOSURE & PROVISION DEVELOPMENT

* includes loans and loan equivalents** Excluding total interest of CHF 1,830 m (fully provided)

credit-suisse supplements

Economy & Finance