PROSPECTUS SUPPLEMENT File No. 333-68747
- ---------------------- Rule 424(b)(3)
(To Prospectus and Prospectus Supplement dated May 6,1999)
Prospectus number: 1973
Merrill Lynch & Co., Inc.
Medium-Term Notes, Series B
Due Nine Months or More from Date of Issue
Floating Rate Notes
Principal Amount: $100,000,000 Original Issue Date: May 30, 2000
CUSIP Number: 59018S 6Y5 Stated Maturity Date: May 30, 2001
Interest Calculation: Day Count Convention:
[x] Regular Floating Rate Note [x] Actual/360
[_] Inverse Floating Rate Note [_] 30/360
(Fixed Interest Rate): [_] Actual/Actual
Interest Rate Basis:
[x] LIBOR [_] Commercial Paper Rate
[_] CMT Rate [_] Eleventh District Cost of Funds Rate
[_] Prime Rate [_] CD Rate
[_] Federal Funds Rate [_] Other (see attached)
[_] Treasury Rate
Designated CMT Page: Designated LIBOR Page:
CMT Telerate Page: LIBOR Telerate Page: 3750
CMT Reuters Page: LIBOR Reuters Page:
Index Maturity: One Month Minimum Interest Rate: Not Applicable
Spread: -0.020% Maximum Interest Rate: Not Applicable
Initial Interest Rate: TBD Spread Multiplier: Not Applicable
Interest Reset Dates: Monthly, on the 30th, commencing on June 30, 2000
subject to modified following business day
convention.
Interest Payment Dates: Monthly, on the 30th, commencing on June 30, 2000
subject to modified following business day
convention.
Repayment at the
Option of the Holder: The Notes cannot be repaid prior to the Stated
Maturity Date.
Redemption at the
Option of the Company: The Notes cannot be redeemed prior to the Stated
Maturity Date.
Form: The Notes are being issued in fully registered
book-entry form.
Trustee: The Chase Manhattan Bank
Dated: May 24, 2000
