FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Montag Thomas K.
  2. Issuer Name and Ticker or Trading Symbol
MERRILL LYNCH & CO INC [MER]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Executive Vice President
(Last)
(First)
(Middle)
C/O MERRILL LYNCH & CO., INC., 4 WORLD FINANCIAL CENTER
3. Date of Earliest Transaction (Month/Day/Year)
08/04/2008
(Street)

NEW YORK, NY 10080
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/04/2008   A   1,049,997 A $ 0 1,049,997 (1) (2) D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option - Right to Acquire $ 26.395 08/04/2008   A   2,445,861     (3) 08/04/2018 Common Stock 2,445,861 $ 0 2,445,861 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Montag Thomas K.
C/O MERRILL LYNCH & CO., INC.
4 WORLD FINANCIAL CENTER
NEW YORK, NY 10080
      Executive Vice President  

Signatures

 Thomas K. Montag (By Pia K. Thompson, as agent)   08/06/2008
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) These restricted units will be settled by the delivery of Common Stock. The restricted units will vest as follows: 356,999 on February 4, 2009 and 346,499 on each of January 1, 2010 and 2011 and were awarded to replace the stock grants that Mr. Montag forfeited upon joining Merrill Lynch.
(2) This transaction is exempt under Rule 16b-3.
(3) These stock options will be exercisable into shares of Common Stock. The options will become exercisable as follows: 831,593 on February 4, 2009 and 807,134 on each of January 1, 2010 and January 1, 2011 and were awarded to replace the stock grants that Mr. Montag forfeited upon joining Merrill Lynch.
 
Remarks:
All reported positions have been rounded down to the nearest whole number.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

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