PRICING SUPPLEMENT File No. 333-132911 (To MTN Prospectus Supplement, General Prospectus Rule 424(b)(3) Supplement and Prospectus, each dated March 31, 2006) Pricing Supplement Number: 2601 Merrill Lynch & Co., Inc. Medium-Term Notes, Series C Due Nine Months or More from Date of Issue Floating Rate Notes
Principal Amount: $50,000,000 Original Issue Date: December 1, 2006 CUSIP Number: 59018YYT2 Stated Maturity Date: March 30, 2011 Issue Price: 100.00% 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 Moneyline Telerate Page: LIBOR Moneyline Telerate Page:3750 LIBOR Reuters Page: Index Maturity: One Month Minimum Interest Rate: Not Applicable Spread: 0.1600% Maximum Interest Rate: Not Applicable Initial Interest Rate: Calculated as if the Original Issue Spread Multiplier: Not Applicable Date was an Interest Reset Date Interest Reset Dates: Monthly, on the 30th, commencing on December 29, 2006, subject to modified following Business Day convention. Interest Payment Dates: Monthly, on the 30th, commencing on December 29, 2006, subject to modified following Business Day convention. Short Stub at the first payment. 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 Bank of New York Underwriting Discount: 0.0000% Dated: November 09, 2006