HILL J TOMILSON

SEC source: 0001209191-18-047654 · doc4.xml · nonDerivative · entry 3

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 336,047

F3 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $36.70 to $37.04, 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: 0001209191-18-047654 · doc4.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 663,884

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $35.98 to $36.33, 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: 0001209191-18-047654 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 928,884

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $35.85 to $36.08, 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: 0001209191-18-040784 · doc4.xml · derivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,482,385

Underlying: Common units representing limited partner interests · 232,253 shares

Expires not disclosed

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., Blackstone Holdings IV L.P. and Blackstone Holdings AI 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 right, 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, 2018 other than pursuant to transactions or programs approved by Blackstone.

F2 · kind: Granted under the 2007 Equity Incentive Plan, 20% of these deferred restricted Blackstone Holdings partnership units, or 46,450 units, will vest on July 1, 2021; an additional 30%, or 69,676 units, will vest on July 1, 2022; and the remaining 50%, or 116,127 units, will vest on July 1, 2023. 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., Blackstone Holdings IV L.P. and Blackstone Holdings AI 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 right, 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, 2018 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., Blackstone Holdings IV L.P. and Blackstone Holdings AI 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 right, 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, 2018 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-18-019403 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,010,304

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $34.00 to $34.04, 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: 0001209191-18-014216 · doc4.xml · nonDerivative · entry 3

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,063,341

F3 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $34.35 to $34.45, 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: 0001209191-18-014216 · doc4.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,132,668

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $34.40 to $34.505, 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: 0001209191-18-014216 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,232,668

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $34.25 to $34.29, 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: 0000899243-18-004957 · doc4.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,282,668

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $34.50 to $34.60, 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: 0000899243-18-004957 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,410,304

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $34.36 to $34.854232, 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: 0001209191-18-004610 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,510,304

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 49,125 units vesting on January 17, 2019, 49,125 units vesting on January 17, 2020, and 49,126 units vesting on January 17, 2021, 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.

SEC source: 0001209191-17-042745 · doc4.xml · derivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,250,132

Underlying: Common units representing limited partner interests · 45,785 shares

Expires not disclosed

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., Blackstone Holdings IV L.P. and Blackstone Holdings AI 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 right, 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, 2017 other than pursuant to transactions or programs approved by Blackstone.

F2 · kind: Granted under the 2007 Equity Incentive Plan, 20% of these deferred restricted Blackstone Holdings partnership units, or 9,157 units, will vest on July 1, 2020; an additional 30%, or 13,735 units, will vest on July 1, 2021; and the remaining 50%, or 22,893 units, will vest on July 1, 2022. 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., Blackstone Holdings IV L.P. and Blackstone Holdings AI 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 right, 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, 2017 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., Blackstone Holdings IV L.P. and Blackstone Holdings AI 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 right, 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, 2017 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001209191-17-003760 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,362,928

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 62,355 units vesting on January 13, 2018, 62,355 units vesting on January 13, 2019, and 62,355 units vesting on January 13, 2020, 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.

SEC source: 0001209191-16-138790 · doc4.xml · derivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,204,347

Underlying: Common units representing limited partner interests · 54,986 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 AI 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, 2016 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 AI 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, 2016 other than pursuant to transactions or programs approved by Blackstone.

F2 · kind: Granted under the 2007 Equity Incentive Plan, 20% of these deferred restricted Blackstone Holdings partnership units, or 10,997 units, will vest on July 1, 2019; an additional 30%, or 16,496 units, will vest on July 1, 2020; and the remaining 50%, or 27,493 units, will vest on July 1, 2021. 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 AI 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, 2016 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 AI 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, 2016 other than pursuant to transactions or programs approved by Blackstone.

F3 · balance_after: Includes 374 Blackstone Holdings partnership 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: 0001209191-16-093324 · doc4.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,175,863

F1 · shares: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 63,961 units vesting on January 20, 2017, 63,961 units vesting on January 20, 2018, and 63,961 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 15,389 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: 0001209191-15-063008 · 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: 0001209191-15-059868 · 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: 0001209191-15-016294 · 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: 0001181431-15-001295 · rrd421549.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,411,831

F1 · shares: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 111,315 units vesting on January 16, 2016, 111,315 units vesting on January 16, 2017, and 111,315 units vesting on January 16, 2018, 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.

SEC source: 0001181431-14-009574 · rrd403666.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,077,886

SEC source: 0001181431-14-009574 · rrd403666.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,327,886

F3 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $32.00 to $32.06, 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: 0001181431-14-002529 · rrd399856.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,527,886

F1 · shares: Granted under the 2007 Equity Incentive Plan, 408,145 of these 489,774 deferred restricted common units vest ratably over a four-year period, with 102,036 units vesting on January 1, 2015, 102,036 units vesting on January 1, 2016, 102,036 units vesting on January 1, 2017, and 102,037 units vesting on January 1, 2018, subject to Mr. Hill's continued employment with Blackstone. Also granted under the 2007 Equity Incentive Plan, 81,629 of these deferred restricted common units will vest on January 1, 2018, subject to Mr. Hill's continued employment with Blackstone. As these deferred restricted common units vest, the underlying common units will be delivered to Mr. Hill. Notwithstanding the foregoing, the units may be delivered earlier upon a change in control of Blackstone.

SEC source: 0001181431-14-007162 · rrd402564.xml · derivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 250,000

Underlying: Common units representing limited partnership units · 250,000 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, 2014 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, 2014 other than pursuant to transactions or programs approved by 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, 2014 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, 2014 other than pursuant to transactions or programs approved by Blackstone.

F2 · ownership.nature: Such Blackstone holdings partnership units are held by the Reporting Person's spouse.

SEC source: 0001181431-14-007162 · rrd402564.xml · derivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,322,463

Underlying: Common units representing limited partnership units · 250,000 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, 2014 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, 2014 other than pursuant to transactions or programs approved by 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, 2014 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, 2014 other than pursuant to transactions or programs approved by Blackstone.

F6 · balance_after: Reflects annuity payments from Grantor Retained Annuity Trusts to the Reporting Person.

SEC source: 0001181431-14-007162 · rrd402564.xml · derivative · entry 4

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 340,823

Underlying: Common units representing limited partnership units · 340,823 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, 2014 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, 2014 other than pursuant to transactions or programs approved by 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, 2014 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, 2014 other than pursuant to transactions or programs approved by Blackstone.

F4 · ownership.nature: Such Blackstone Holdings partnership units are held in a trust, for the benefit of the Reporting Person's children, of which the spouse of the Reporting Person is the investment trustee.

SEC source: 0001181431-14-007162 · rrd402564.xml · derivative · entry 3

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,095,451

Underlying: Common units representing limited partnership units · 340,823 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, 2014 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, 2014 other than pursuant to transactions or programs approved by 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, 2014 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, 2014 other than pursuant to transactions or programs approved by Blackstone.

F6 · balance_after: Reflects annuity payments from Grantor Retained Annuity Trusts to the Reporting Person.

F3 · ownership.nature: Such Blackstone Holdings partnership units are held in a Grantor Retained Annuity Trust for which the spouse of the Reporting Person is the investment trustee.

SEC source: 0001181431-13-015439 · rrd373288.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 991,371

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $19.07 to $19.20, inclusive.

F3 · ownership.nature: These units are held by a personal LLC, of which Mr. Hill is a manager. Mr. Hill disclaims beneficial ownership of the units held by this entity, except to the extent of his pecuniary interest.

SEC source: 0001181431-13-015439 · rrd373288.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,038,112

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $19.09 to $19.16, 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: 0001181431-13-012847 · rrd372070.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,045,990

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $19.00 to $19.01, 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: 0001181431-13-015438 · rrd373351.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,045,990

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $19.00 to $19.01, 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: 0001181431-13-002995 · rrd366662.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,495,990

F1 · shares: Granted under the 2007 Equity Incentive Plan, 329,209 of these 411,512 deferred restricted common units vest ratably over a four-year period, with 82,302 units vesting on January 1, 2014, 82,302 units vesting on January 1, 2015, 82,302 units vesting on January 1, 2016, and 82,303 units vesting on January 1, 2017, subject to Mr. Hill's continued employment with Blackstone. Also granted under the 2007 Equity Incentive Plan, 82,303 of these deferred restricted common units will vest on January 1, 2017, subject to Mr. Hill's continued employment with Blackstone. As these deferred restricted common units vest, the underlying common units will be delivered to Mr. Hill. Notwithstanding the foregoing, the units may be delivered earlier upon a change in control of Blackstone.

SEC source: 0001181431-13-002995 · rrd366662.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,533,493

F2 · kind: On December 21, 2012, Mr. Hill transferred limited liability company interests in a personal LLC of which Mr. Hill is a manager (the "personal LLC") to two trusts for the benefit of his family, for which his wife is a trustee (the "Children's Trusts"). That transfer is reflected in this Form 4 and is exempt from Section 16(b) of the Securities Exchange Act of 1934 (the "Act") pursuant to Rule 16b-5 under the Act.

F3 · shares: The number reported as being disposed of reflects the portion of common units representing limited partner interests held by the personal LLC that corresponds to the limited liability company interests transferred to and held by the Children's Trusts.

F4 · ownership.nature: These units are held by the personal LLC, of which Mr. Hill and the Children's Trusts are members and Mr. Hill is a manager. Mr. Hill disclaims beneficial ownership of the units held by this entity, except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 16

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F6 · kind: These units were transferred by Mr. Hill's spouse to Trust LLC.

F8 · ownership.nature: These units are held by Mr. Hill's spouse. Mr. Hill disclaims beneficial ownership of the units held by his spouse except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 15

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 5,051

F2 · kind: Mr. Hill transferred these units to his spouse.

F8 · ownership.nature: These units are held by Mr. Hill's spouse. Mr. Hill disclaims beneficial ownership of the units held by his spouse except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 12

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,533,493

F3 · kind: These units were transferred from a trust for the benefit of Mr. Hill's children, of which Mr. Hill's spouse is the investment trustee, to a trust LLC of which Mr. Hill's spouse is the manager ("Trust LLC").

F7 · ownership.nature: These units are held by a personal LLC, of which Mr. Hill is a manager. Mr. Hill disclaims beneficial ownership of the units held by this personal trust except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 10

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 707,071

F6 · kind: These units were transferred by Mr. Hill's spouse to Trust LLC.

F5 · ownership.nature: These units are held by Trust LLC. Mr. Hill disclaims beneficial ownership of the units held by Trust LLC except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 9

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 702,020

F3 · kind: These units were transferred from a trust for the benefit of Mr. Hill's children, of which Mr. Hill's spouse is the investment trustee, to a trust LLC of which Mr. Hill's spouse is the manager ("Trust LLC").

F5 · ownership.nature: These units are held by Trust LLC. Mr. Hill disclaims beneficial ownership of the units held by Trust LLC except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 6

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F3 · kind: These units were transferred from a trust for the benefit of Mr. Hill's children, of which Mr. Hill's spouse is the investment trustee, to a trust LLC of which Mr. Hill's spouse is the manager ("Trust LLC").

F4 · ownership.nature: These units are held by a trust for the benefit of Mr. Hill's children, of which Mr. Hill's spouse is the investment trustee. Mr. Hill disclaims beneficial ownership of the units held by this trust except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 4

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,084,478

F2 · kind: Mr. Hill transferred these units to his spouse.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 3

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,089,529

F1 · kind: Mr. Hill transferred these units to a personal LLC of which he is a manager.

SEC source: 0001181431-12-007774 · rrd333760.xml · derivative · entry 3

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,701,561

Underlying: Common units representing limited partnership units · 500,000 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.

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, 2012 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, 2012 other than pursuant to transactions or programs approved by Blackstone.

F2 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 500,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

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, 2012 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, 2012 other than pursuant to transactions or programs approved by Blackstone.

SEC source: 0001181431-12-007774 · rrd333760.xml · nonDerivative · entry 2

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 700,000

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, a trust for the benefit of the Reporting Person's children exchanged 500,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

F4 · ownership.nature: These Blackstone Holdings partnership units are held in trusts, for the benefit of the Reporting Person's children, of which the Reporting Person is a trustee with investment power. The Reporting Person disclaims beneficial ownership of the Blackstone Holdings partnership units held in these trusts.

SEC source: 0001181431-12-007774 · rrd333760.xml · nonDerivative · entry 1

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,625,042

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.

F2 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 500,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 14

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F6 · kind: These units were transferred by Mr. Hill's spouse to Trust LLC.

F8 · ownership.nature: These units are held by Mr. Hill's spouse. Mr. Hill disclaims beneficial ownership of the units held by his spouse except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 13

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,020

F2 · kind: Mr. Hill transferred these units to his spouse.

F8 · ownership.nature: These units are held by Mr. Hill's spouse. Mr. Hill disclaims beneficial ownership of the units held by his spouse except to the extent of his pecuniary interest.

SEC source: 0001181431-12-028059 · rrd341573.xml · nonDerivative · entry 11

HILL J TOMILSON · CIK 0001249319 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 497,980

F1 · kind: Mr. Hill transferred these units to a personal LLC of which he is a manager.

F7 · ownership.nature: These units are held by a personal LLC, of which Mr. Hill is a manager. Mr. Hill disclaims beneficial ownership of the units held by this personal trust except to the extent of his pecuniary interest.