Subject to Completion
Preliminary Pricing Supplement dated January 2, 2007
Filed Pursuant to Rule 424(b)(3)
Registration No. 333-132911
PRICING SUPPLEMENT
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(To MTN Prospectus Supplement, general Prospectus Supplement and Prospectus
dated March 31, 2006)
Pricing Supplement Number:
Merrill Lynch & Co., Inc.
Medium-Term Notes, Series C
Due Nine Months or More from Date of Issue
Fixed Rate Notes due January , 2037
Principal Amount:
Issue Price: 100% of Principal Amount
Denominations: $1,000 and integral multiples thereof
Purchase Price
to Underwriter: % of Principal Amount
CUSIP Number:
Interest Rate: %, calculated on the basis of a 360 day year of twelve 30 day months (unadjusted).
Original Issue Date: January , 2007
Stated Maturity Date: January , 2037
Interest Payment Dates: January and July of each year, commencing July , 2007
subject to the following Business Day convention.
Repayment at the Option
of the Holder: The Notes cannot be repaid at the option of the holder prior to the Stated Maturity Date.
Redemption at the Option
of the Company: On and after January , 2008, the Notes will be subject to redemption at the option of Merrill Lynch
& Co., Inc. (the "Company") in whole, but not in part, on each Interest Payment Date upon 5 business
days' notice at a price equal to 100% of the principal amount per Note plus accrued and unpaid interest.
Form: The Notes will be issued in fully registered book-entry form. As described in the accompanying
general prospectus supplement, upon issuance, all of the Notes will be represented by one or more fully
registered global Notes. Each global Note will be deposited with, or on behalf of, The Depository
Trust Company, otherwise known as DTC, or any successor to it (the "depository"), as depositary, and
registered in the name of Cede & Co., DTC's partnership nominee.
Trustee: The Bank of New York
Underwriter: Merrill Lynch, Pierce, Fenner & Smith Incorporated ("MLPF&S")
Business Day: Any day other than a Saturday or Sunday that is neither a legal holiday nor a day on which
banking institutions in The City of New York are authorized or required by law, regulation or executive
order to close.
Dated: January , 2007