Ownership Submission
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, Section 17(a) of the Public Utility Holding Company Act of 1935 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 *
ANDERSON KEITH
   2. Issuer Name and Ticker or Trading Symbol
BlackRock Inc. [BLK] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Vice Chairman
(Last)
(First)
(Middle)
BLACKROCK, INC., 40 EAST 52ND STREET		 3. Date of Earliest Transaction (Month/Day/Year)
12/15/2006
(Street)

NEW YORK, NY 10022		 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
Shares of Common Stock (par value $0.01 per share) 12/15/2006   F   4,567 (1) D $ 146.1 244,658.41 (2) D  
Shares of Common Stock (par value $0.01 per share)               82,500 I By family trust (3)
Shares of Common Stock (par value $0.01 per share)               82,500 I By family trust (3)

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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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
ANDERSON KEITH
BLACKROCK, INC.
40 EAST 52ND STREET
NEW YORK, NY 10022		       Vice Chairman  

Signatures

 /s/ Daniel R. Waltcher as Attorney-in-Fact for Keith Anderson   12/19/2006
**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) Represents the withholding by BlackRock of 4,567 shares of Common Stock to satisfy tax obligation on the vesting of the reporting person's shares of restricted stock granted under the BlackRock, Inc. 1999 Stock Award and Incentive Plan, as amended.
(2) Includes 9,552 shares of restricted Common Stock granted under the BlackRock, Inc. 1999 Stock Award and Incentive Plan, vesting on 12/15/07. Also includes 12,595 Restricted Stock Units granted under the BlackRock, Inc. 1999 Stock Award and Incentive Plan. Each Restricted Stock Unit is payable solely by delivery of an equal number of shares of Common Stock and vests in three equal installments on 1/31/07, 1/31/08 and 1/31/09.
(3) These shares are held in a trust for the benefit of one of the reporting person's children. The reporting person's spouse is trustee of the trust. The reporting person disclaims beneficial ownership of these securities, and the filing of this report is not an admission that the reporting person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose.

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