Edgar Filing: HALLAC CHARLES

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 ^*

HALLAC CHARLES

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)
10/30/2007

(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)
1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Shares of Common Stock (par value $0.01 per share)	10/30/2007		M		6,400	A	$ 43.3125	478,042.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/30/2007		S		5,200	D	$ 198	472,842.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/30/2007		S		300	D	$ 198.05	472,542.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/30/2007		S		100	D	$ 198.06	472,442.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/30/2007		S		700	D	$ 198.08	471,742.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/30/2007		S		100	D	$ 198.32	471,642.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		M		12,500	A	$ 43.3125	484,142.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		6,400	D	$ 198	477,742.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		800	D	$ 198.01	476,942.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		100	D	$ 198.04	476,842.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		400	D	$ 198.1	476,442.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		1,700	D	$ 198.14	474,742.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		500	D	$ 198.2	474,242.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		100	D	$ 198.27	474,142.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		500	D	$ 198.35	473,642.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)	10/31/2007		S		2,000	D	$ 198.43	471,642.3828 ⁽¹⁾	D
Shares of Common Stock (par value $0.01 per share)								36,847.3924	I	By family trust ⁽²⁾
Shares of Common Stock (par value $0.01 per share)								682.1424	I	By family trust ⁽²⁾

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
	Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.		SEC 1474 (9-02)

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

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Employee Stock Option (right to buy)

$ 43.3125

10/30/2007

6,400

⁽³⁾

12/15/2010

Common Stock (par value $0.01 per share)

6,400

$ 0

23,700

Employee Stock Option (right to buy)

$ 43.3125

10/31/2007

12,500

⁽³⁾

12/15/2010

Common Stock (par value $0.01 per share)

12,500

$ 0

11,200

Reporting Owners

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

Signatures

/s/ Daniel R. Waltcher as Attorney-in-Fact for Charles S. Hallac		11/01/2007
^**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)	Includes 5,448 shares of restricted Common Stock granted under the Incentive Plan, vesting on 12/15/07. Also, includes 4,715 Restricted Stock Units granted under the Incentive Plan, vesting in equal installments on 1/31/08 and 1/31/09, and 6,070 Restricted Stock Units granted under the Incentive Plan, vesting in equal installments on 1/31/08, 1/31/09 and 1/31/10. Each Restricted Stock Unit is payable solely by delivery of an equal number of shares of Common Stock.
(2)	These shares are held in a trust for the benefit of the reporting person's children. The reporting person 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 any other purpose.
(3)	These options vested in two equal installments on 12/15/2003 and 12/15/2004.

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