| Pricing Supplement No. 9 Dated April 05,04 | Registration Statement No. 333-86720 | |
| (To Prospectus Supplement Dated May 16,2002 | Filed Pursuant to Rule 424(b)(2) | |
| and Prospectus Dated April 29, 2002) |
CREDIT SUISSE FIRST BOSTON (USA), INC.
MEDIUM-TERM NOTES
DUE NINE MONTHS OR MORE FROM DATE OF ISSUE
The Medium-Term Notes, as further described below and in the accompanying Prospectus Supplement under "Description of Notes", will bear interest from the date of issuance until the principal amount thereof is paid or made available for payment at the rate set forth below.
Agent: Credit Suisse First Boston LLC
| Principal Amount: | 640MM | Optional Conversion: | N/A | |||
Price To Public: | 100.00% | Optional Repayment Date: | Non Call/ Life | |||
Underwriting Discount: | N/A | |||||
Percentage To Issuer: | 100.00% | Business Day Jurisdiction: | New York & London | |||
Settlement Date | April 05,2004 | Initial Redemption Percentage: | N/A | |||
| (Original Issue Date): | ||||||
Specified Currency: | US Dollar | Initial Redemption Date: | N/A | |||
Authorized Denomination: | $1,000 and integral multiples thereof | Annual Redemption Percentage Reduction: | N/A | |||
Optional Extension of Maturity: | ||||||
Maturity Date: | April, 05,2007 | Form of Note: | Book Entry | |||
Fixed Rate or Floating Rate Note: | Floating Rate | |||||
Initial Interest Rate: | TBD | |||||
Interest Rate Basis: | 3 MONTH LIBOR | |||||
Maximum/Minimum Interest Rate: | N/A | Initial Interest Reset Date: Interest Reset Date(s): | July 02,2004 Quarterly | |||
Spread to Index: | +5 basis points | |||||
First Coupon: | TBD | |||||
Interest Payment Date: | Quarterly. Pays NY and London Business days on the 5th of each January, April, July and October. Subject to the modified business convention. | Specify if Note is indexed, renewable, dual currency, amortizing, or OID, if applicable: | N/A | |||
Interest Determination Date: | Quarterly 2 London business days prior to interest pay date. Telerate page 3750. | Day Count: | ACT/360 | |||
CUSIP: | 22541FDE3 | |||||
First Interest Payment Date: | JULY 06, 2004 | |||||
Settlement: | DTC #355 |
Credit Suisse First Boston, Willams Capital, Bank of New York
Cap Mkts, Danske and Trilon International
