BX

SEC source: 0001209191-16-093327 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,745

F1 · shares: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 13,459 units vesting on January 20, 2017, 13,459 units vesting on January 20, 2018, and 13,460 units vesting on January 20, 2019, subject to the Reporting Person's continued employment with Blackstone. As these deferred restricted common units vest, the underlying common units will be delivered to the Reporting Person. Notwithstanding the foregoing, the units may be delivered earlier upon a change in control of Blackstone.

F2 · balance_after: Includes 475 Blackstone common units issued on October 1, 2015 as an anti-dilution adjustment in connection with the spin-off of PJT Partners Inc. by The Blackstone Group L.P.

SEC source: 0001209191-15-085453 · doc4.xml · nonDerivative · entry 1

Parrett William G · CIK 0001418280 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,604

SEC source: 0001209191-15-079774 · doc4.xml · nonDerivative · entry 1

Parrett William G · CIK 0001418280 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,604

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted units will vest, and the underlying common units will be delivered, on November 9, 2016 subject to the Reporting Person's continued service on the board of directors of Blackstone Group Management L.L.C., the general partner of The Blackstone Group L.P.

F2 · balance_after: Includes 78 common units issued on October 1, 2015 as an anti-dilution adjustment in connection with the spin-off of PJT Partners Inc. by The Blackstone Group L.P.

SEC source: 0001209191-15-077309 · doc4.xml · derivative · entry 5

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,538,008

Underlying: Common units representing limited partner interests · 125,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 125,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F5 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F2 · ownership.nature: These units are held by two limited liability companies, of which the Reporting Person is a manager.

SEC source: 0001209191-15-077309 · doc4.xml · nonDerivative · entry 2

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 530,319

F3 · kind: The Reporting Person donated 125,000 Blackstone common units to a charitable organization.

F2 · ownership.nature: These units are held by two limited liability companies, of which the Reporting Person is a manager.

SEC source: 0001209191-15-077309 · doc4.xml · nonDerivative · entry 1

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 655,319

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 125,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F1 · price: Pursuant to an exchange agreement, the Reporting Person exchanged 125,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F2 · ownership.nature: These units are held by two limited liability companies, of which the Reporting Person is a manager.

SEC source: 0001209191-15-071889 · doc4.xml · nonDerivative · entry 1

Light Jay O · CIK 0001445077 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,951

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted units will vest, and the underlying common units will be delivered, on September 18, 2016 subject to the Reporting Person's continued service on the board of directors of Blackstone Group Management L.L.C., the general partner of The Blackstone Group L.P.

SEC source: 0001209191-15-069651 · doc4.xml · nonDerivative · entry 2

SKERO KATHLEEN · CIK 0001459508 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,521

SEC source: 0001209191-15-069651 · doc4.xml · nonDerivative · entry 1

SKERO KATHLEEN · CIK 0001459508 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,715

SEC source: 0001209191-15-063009 · doc4.xml · derivative · entry 5

Tosi Laurence A · CIK 0001307496 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common units representing limited partner interests · 225,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · kind: Pursuant to an exchange agreement, the holder exchanged 225,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F5 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · ownership.nature: These units are held in a trust for the benefit of the Reporting Person's children, of which the Reporting Person is a trustee with investment control.

SEC source: 0001209191-15-063009 · doc4.xml · derivative · entry 4

Tosi Laurence A · CIK 0001307496 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 890,902

Underlying: Common units representing limited partner interests · 26,184 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 26,184 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F5 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-063009 · doc4.xml · nonDerivative · entry 3

Tosi Laurence A · CIK 0001307496 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 225,000

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · kind: Pursuant to an exchange agreement, the holder exchanged 225,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F3 · price: Pursuant to an exchange agreement, the holder exchanged 225,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F4 · ownership.nature: These units are held in a trust for the benefit of the Reporting Person's children, of which the Reporting Person is a trustee with investment control.

SEC source: 0001209191-15-063009 · doc4.xml · nonDerivative · entry 2

Tosi Laurence A · CIK 0001307496 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,925

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $38.54 to $39.05, 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.

SEC source: 0001209191-15-063009 · doc4.xml · nonDerivative · entry 1

Tosi Laurence A · CIK 0001307496 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,109

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 26,184 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F1 · price: Pursuant to an exchange agreement, the Reporting Person exchanged 26,184 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001209191-15-063007 · doc4.xml · derivative · entry 3

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 689,788

Underlying: Common units representing limited partner interests · 8,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 8,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F3 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-063007 · doc4.xml · nonDerivative · entry 2

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,892

F2 · kind: The Reporting Person donated 8,000 Blackstone common units to a charitable organization.

SEC source: 0001209191-15-063007 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,892

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 8,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F1 · price: Pursuant to an exchange agreement, the Reporting Person exchanged 8,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001209191-15-063008 · doc4.xml · derivative · entry 5

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,148,987

Underlying: Common units representing limited partner interests · 200,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 200,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F5 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F5 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-063008 · doc4.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 968,591

F2 · kind: The Reporting Person donated 200,000 Blackstone common units to a charitable organization.

SEC source: 0001209191-15-063008 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,168,591

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 200,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F1 · price: Pursuant to an exchange agreement, the Reporting Person exchanged 200,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001209191-15-061224 · doc4.xml · nonDerivative · entry 1

Jenrette Richard Hampton · CIK 0001440098 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,148

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted units will vest, and the underlying common units will be delivered, on July 14, 2016 subject to the Reporting Person's continued service on the board of directors of Blackstone Group Management L.L.C., the general partner of The Blackstone Group L.P.

SEC source: 0001209191-15-060685 · doc4.xml · nonDerivative · entry 1

LAZARUS ROCHELLE B · CIK 0001082206 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,415

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted units will vest, and the underlying common units will be delivered, on July 9, 2016 subject to the Reporting Person's continued service on the board of directors of Blackstone Group Management L.L.C., the general partner of The Blackstone Group L.P.

SEC source: 0001209191-15-059863 · doc4.xml · derivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 697,788

Underlying: Common units representing limited partner interests · 176,685 shares

Expires not disclosed

F1 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F2 · shares: Granted under the 2007 Equity Incentive Plan, 20% of these deferred restricted Blackstone Holdings partnership units, or 35,337 units, will vest on July 1, 2018; an additional 30%, or 53,006 units, will vest on July 1, 2019; and the remaining 50%, or 88,342 units, will vest on July 1, 2020. As these deferred restricted Blackstone Holdings partnership units vest, the underlying Blackstone Holdings partnership units will be delivered to the Reporting Person, except that no more than 3/4 of the vested units will be delivered during the Reporting Person's service with Blackstone (with the remaining units to be delivered after the expiration of the Reporting Person's restrictive covenant period). Notwithstanding the foregoing, the units may be delivered earlier upon a change in control of Blackstone.

F1 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-059868 · doc4.xml · derivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,348,987

Underlying: Common units representing limited partner interests · 23,558 shares

Expires not disclosed

F1 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F2 · shares: Granted under the 2007 Equity Incentive Plan, 20% of these deferred restricted Blackstone Holdings partnership units, or 4,712 units, will vest on July 1, 2018; an additional 30%, or 7,067 units, will vest on July 1, 2019; and the remaining 50%, or 11,779 units, will vest on July 1, 2020. As these deferred restricted Blackstone Holdings partnership units vest, the underlying Blackstone Holdings partnership units will be delivered to the Reporting Person, except that no more than 3/4 of the vested units will be delivered during the Reporting Person's service with Blackstone (with the remaining units to be delivered after the expiration of the Reporting Person's restrictive covenant period). Notwithstanding the foregoing, the units may be delivered earlier upon a change in control of Blackstone.

F1 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · balance_after: Reflects previous transfers by the Reporting Person, his spouse, a Grantor Retained Annuity Trust for which the spouse of the Reporting Person is the trustee, and trusts for the benefit of the Reporting Persons' children to a limited liability company controlled by the Reporting Person, in each case in respect of pro rata membership interests in such limited liability company.

SEC source: 0001209191-15-059872 · doc4.xml · derivative · entry 1

Tosi Laurence A · CIK 0001307496 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 917,086

Underlying: Common units representing limited partner interests · 117,790 shares

Expires not disclosed

F1 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F2 · shares: Granted under the 2007 Equity Incentive Plan, 20% of these deferred restricted Blackstone Holdings partnership units, or 23,558 units, will vest on July 1, 2018; an additional 30%, or 35,337 units, will vest on July 1, 2019; and the remaining 50%, or 58,895 units, will vest on July 1, 2020. As these deferred restricted Blackstone Holdings partnership units vest, the underlying Blackstone Holdings partnership units will be delivered to the Reporting Person, except that no more than 3/4 of the vested units will be delivered during the Reporting Person's service with Blackstone (with the remaining units to be delivered after the expiration of the Reporting Person's restrictive covenant period). Notwithstanding the foregoing, the units may be delivered earlier upon a change in control of Blackstone.

F1 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-059873 · doc4.xml · derivative · entry 1

Solotar Joan · CIK 0001408583 · SMD, External Relations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 557,829

Underlying: Common units representing limited partner interests · 70,674 shares

Expires not disclosed

F1 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F2 · shares: Granted under the 2007 Equity Incentive Plan, 20% of these deferred restricted Blackstone Holdings partnership units, or 14,135 units, will vest on July 1, 2018; an additional 30%, or 21,202 units, will vest on July 1, 2019; and the remaining 50%, or 35,337 units, will vest on July 1, 2020. As these deferred restricted Blackstone Holdings partnership units vest, the underlying Blackstone Holdings partnership units will be delivered to the Reporting Person, except that no more than 3/4 of the vested units will be delivered during the Reporting Person's service with Blackstone (with the remaining units to be delivered after the expiration of the Reporting Person's restrictive covenant period). Notwithstanding the foregoing, the units may be delivered earlier upon a change in control of Blackstone.

F1 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-055763 · doc4.xml · nonDerivative · entry 1

MULRONEY BRIAN · CIK 0001128476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 149,622

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted units will vest, and the underlying common units will be delivered, on June 21, 2016 subject to the Reporting Person's continued service on the board of directors of Blackstone Group Management L.L.C., the general partner of The Blackstone Group L.P.

SEC source: 0001209191-15-052814 · doc4.xml · nonDerivative · entry 1

SKERO KATHLEEN · CIK 0001459508 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,321

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $41.77 to $41.87, 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.

SEC source: 0001209191-15-037607 · doc4.xml · nonDerivative · entry 2

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,892

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $42.07 to $42.35, 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.

SEC source: 0001209191-15-037607 · doc4.xml · derivative · entry 3

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 521,103

Underlying: Common units representing limited partner interests · 12,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 12,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F3 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-037607 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,892

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 12,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F1 · price: Pursuant to an exchange agreement, the Reporting Person exchanged 12,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001209191-15-037609 · doc4.xml · derivative · entry 3

Solotar Joan · CIK 0001408583 · SMD, External Relations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 487,155

Underlying: Common units representing limited partner interests · 7,778 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 7,778 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F3 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the Reporting Person has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-037609 · doc4.xml · nonDerivative · entry 2

Solotar Joan · CIK 0001408583 · SMD, External Relations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,892

F2 · kind: The Reporting Person donated a total of 7,778 Blackstone common units to two charitable organizations.

SEC source: 0001209191-15-037609 · doc4.xml · nonDerivative · entry 1

Solotar Joan · CIK 0001408583 · SMD, External Relations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,670

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 7,778 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F1 · price: Pursuant to an exchange agreement, the Reporting Person exchanged 7,778 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001209191-15-037608 · doc4.xml · nonDerivative · entry 2

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 421,271

F1 · price: These units were issued as partial consideration in connection with the acquisition by the Blackstone Group L.P. of GSO Capital Partners L.P.

F2 · ownership.nature: These units are held by a limited liability company, of which the Reporting Person's spouse is the manager.

SEC source: 0001209191-15-037608 · doc4.xml · nonDerivative · entry 1

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 733,493

F1 · price: These units were issued as partial consideration in connection with the acquisition by the Blackstone Group L.P. of GSO Capital Partners L.P.

SEC source: 0001209191-15-037608 · doc4.xml · derivative · entry 5

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,663,008

Underlying: Common units representing limited partner interests · 1,663,008 shares

Expires not disclosed

F4 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F3 · ownership.nature: These units are held by two limited liability companies, of which the Reporting Person is a manager.

SEC source: 0001209191-15-037608 · doc4.xml · derivative · entry 4

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,627,059

Underlying: Common units representing limited partner interests · 1,663,008 shares

Expires not disclosed

F4 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-022721 · doc4.xml · nonDerivative · entry 4

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F5 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $38.55 to $38.82, 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.

F2 · ownership.nature: 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.

SEC source: 0001209191-15-022721 · doc4.xml · nonDerivative · entry 3

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 199,262

F4 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $37.54 to $38.53, 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.

F2 · ownership.nature: 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.

SEC source: 0001209191-15-022721 · doc4.xml · nonDerivative · entry 2

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 655,000

F3 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $37.72 to $38.28, 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.

F2 · ownership.nature: 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.

SEC source: 0001209191-15-022721 · doc4.xml · nonDerivative · entry 1

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,130,000

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $37.95 to $38.20, 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.

F2 · ownership.nature: 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.

SEC source: 0001209191-15-019311 · doc4.xml · nonDerivative · entry 1

Tosi Laurence A · CIK 0001307496 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $37.70 to $37.95, 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.

F2 · ownership.nature: These units were held by a limited liability company of which the Reporting Person is a manager.

SEC source: 0001209191-15-016294 · doc4.xml · nonDerivative · entry 3

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 968,591

F3 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $37.27 to $37.57, 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.

SEC source: 0001209191-15-016294 · doc4.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,050,327

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $37.20 to $37.39, 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.

SEC source: 0001209191-15-016294 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,300,327

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $36.89 to $37.45, 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.

SEC source: 0001209191-15-022719 · doc4a.xml · derivative · entry 4

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,523,093

Underlying: Common units representing limited partner interests · 2,000,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · security: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.exercise_price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F1 · date: This amendment is being filed to correct an error in the transaction date originally reported.

F2 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 2,000,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P. and thereafter transferred such 2,000,000 common units to a limited liability company beneficially owned by the Reporting Person, his spouse and the Children's Trust (as defined in footnote 5 below).

F4 · price: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.exercise_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

F4 · derivative.expiration_date: A "Blackstone Holdings partnership" unit collectively refers to one limited partner interest in each of Blackstone Holdings I L.P., Blackstone Holdings II L.P., Blackstone Holdings III L.P., and Blackstone Holdings IV L.P. Subject to the minimum retained ownership requirements and transfer restrictions set forth in the partnership agreements of the Blackstone partnerships, the holder has the rights, exercisable from time to time, to exchange each Blackstone Holdings partnership unit for one common unit of The Blackstone Group L.P. The Blackstone Holdings partnership units have no expiration date and may not be exchanged at any time prior to December 31, 2015 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-15-022719 · doc4a.xml · nonDerivative · entry 3

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,000,000

F1 · date: This amendment is being filed to correct an error in the transaction date originally reported.

F2 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 2,000,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P. and thereafter transferred such 2,000,000 common units to a limited liability company beneficially owned by the Reporting Person, his spouse and the Children's Trust (as defined in footnote 5 below).

F3 · ownership.nature: These units are held in a limited liability company beneficially owned by the Reporting Person, his spouse and the Children's Trust (as defined in footnote 5 below).

SEC source: 0001209191-15-022719 · doc4a.xml · nonDerivative · entry 2

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,176

F1 · date: This amendment is being filed to correct an error in the transaction date originally reported.

F2 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 2,000,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P. and thereafter transferred such 2,000,000 common units to a limited liability company beneficially owned by the Reporting Person, his spouse and the Children's Trust (as defined in footnote 5 below).

SEC source: 0001209191-15-022719 · doc4a.xml · nonDerivative · entry 1

JAMES HAMILTON E · CIK 0001238989 · Director · President and COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,020,176

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · date: This amendment is being filed to correct an error in the transaction date originally reported.

F2 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 2,000,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P. and thereafter transferred such 2,000,000 common units to a limited liability company beneficially owned by the Reporting Person, his spouse and the Children's Trust (as defined in footnote 5 below).

F2 · price: Pursuant to an exchange agreement, the Reporting Person exchanged 2,000,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P. and thereafter transferred such 2,000,000 common units to a limited liability company beneficially owned by the Reporting Person, his spouse and the Children's Trust (as defined in footnote 5 below).