PRICING SUPPLEMENT NO. 43 Rule 424(b)(3) DATED: October 21, 2002 File No. 333-76894 (To Prospectus dated January 25, 2002, and Prospectus Supplement dated January 25, 2002) $10,006,693,162 THE BEAR STEARNS COMPANIES INC. MEDIUM-TERM NOTES, SERIES B Principal Amount: $50,000,000 Floating Rate Notes [x] Book Entry Notes [x] Original Issue Date: 10/22/2002 Fixed Rate Notes [ ] Certificated Notes [ ] Maturity Date: 4/19/2005 CUSIP#: 073928XZ1 Option to Extend Maturity: No [x] Yes [ ] Final Maturity Date: Optional Optional Redemption Repayment Repayment Redeemable On Price(s) Date(s) Price(s) ------------- ---------- --------- --------- N/A N/A N/A N/A Applicable Only to Fixed Rate Notes: ------------------------------------ Interest Rate: Interest Payment Dates: Applicable Only to Floating Rate Notes: --------------------------------------- Interest Rate Basis: Maximum Interest Rate: N/A [ ] Commercial Paper Rate Minimum Interest Rate: N/A [ ] Federal Funds Effective Rate [ ] Federal Funds Open Rate Interest Reset Date(s): * [ ] Treasury Rate Interest Reset Period: Quarterly [ ] LIBOR Reuters Interest Payment Date(s): ** [x] LIBOR Telerate [ ] Prime Rate [ ] CMT Rate Initial Interest Rate: 2.38% Interest Payment Period: Quarterly Index Maturity: Three Months Spread (plus or minus): +0.55% * On the 19th of each January, April, July and October prior to Maturity. ** On the 19th of each January, April, July and October, including the maturity date. The distribution of Notes will conform to the requirements set forth in Rule 2720 of the NASD Conduct Rules.