SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
JAMES HAMILTON E

(Last) (First) (Middle)
C/O THE BLACKSTONE GROUP L.P.
345 PARK AVENUE

(Street)
NEW YORK NY 10154

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Blackstone Group L.P. [ BX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
President and COO
3. Date of Earliest Transaction (Month/Day/Year)
02/13/2013
4. If Amendment, Date of 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
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 units representing limited partner interests 02/13/2013 S 1,750,791 D $18.22 (2) 9,499,209 I See footnote (1)
Common units representing limited partner interests 02/14/2013 S 1,349,209 D $18.31 (3) 8,150,000 I See footnote (1)
Common units representing limited partner interests 02/15/2013 S 400,000 D $19.09 (4) 7,750,000 I See footnote (1)
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 Securities Underlying Derivative Security (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: 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
Explanation of Responses:
1. These units are held in a limited liability company beneficially owned by the Reporting Person, his spouse and a trust for the benefit of the Reporting Person's children.
2. The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $18.02 to $18.76, inclusive. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the issuer or a security holder of the issuer, full information regarding the number of units sold at each separate price for all transactions reported on this Form 4.
3. The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $18.05 to $18.69, inclusive.
4. The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $18.65 to $19.34, inclusive.
Remarks:
The Reporting Person disclaims beneficial ownership of the securities reported on this form except to the extent of his pecuniary interest.
Tabea Y. Hsi as Attorney-in-Fact 02/15/2013
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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