Merrill Lynch & Co., Inc. $4,000,000,000 Merill Lynch Notes Due Nine Months or More from Date of Issue Filed under Rule 424 (b)(3), Registration Statement No. 333-83374 Pricing Supplement No. 10001 - dated April 26, 2002 (To prospectus dated April 1, 2002 and prospectus supplement dated April 22, 2002)
==================================================================================================================================== CUSIP Aggregate Price to Purchasing Interest Rate Interest Payment Stated Maturity Survivor's Number Principal Amount Public(1) Agent's Discount(1) Per Annum Frequency Date Option ==================================================================================================================================== 5901M0AA7 $7,000,000 100.0% 0.6250% 4.4000% Semiannual 5/2/05 No Redemption Information: N/A - ------------------------------------------------------------------------------------------------------------------------------------ 5901M0AB5 $11,508,000 100.0% 1.0000% 5.1500% Monthly 5/1/07 No Redemption Information: Redeemable at the option of Merrill Lynch & Co., Inc. on 5/15/04 and each Interest Payment Date thereafter, at a price equal to 100%. - ------------------------------------------------------------------------------------------------------------------------------------ Trade Date: Friday April 26, 2002 Merrill Lynch & Co. Merrill Lynch & Co., Inc. [LOGO] Issue Date: Wednesday May 1, 2002 Purchasing Agent 4 World Financial Center Minimum Denominations/Increments: $1,000/$1,000 Acting as Principal New York, NY 10080 Original Issue Discount: No All trades settle without accrued interest and clear SDFS: DTC Book-Entry only Merrill Lynch DTC Participant Number: 5132 (1) Expressed as a percentage of the aggregate principal amount. ====================================================================================================================================