BX

SEC source: 0001209191-18-046296 · doc4.xml · derivative · entry 2

Solotar Joan · CIK 0001408583 · SMD, PWS & External Relations

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 14,305

Underlying: Common units representing limited partner interests · 14,305 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.

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.

F3 · ownership.nature: Such Blackstone Holdings partnership units are held in a grantor retained annuity trust of which the Reporting Person is the investment trustee.

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: 0001209191-18-014210 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 82,004

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $34.14 to $34.19, 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 by a limited liability company, of which the Reporting Person is the manager.

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: 0001209191-18-005925 · doc4.xml · nonDerivative · entry 1

GRAUER PETER T · CIK 0001065603 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,739

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted units will vest, and the underlying common units will be delivered, on January 26, 2019 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: 0001209191-18-004597 · doc4.xml · nonDerivative · entry 1

Solotar Joan · CIK 0001408583 · SMD, PWS & External Relations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,172

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 16,963 units vesting on January 17, 2019, 16,964 units vesting on January 17, 2020, and 16,964 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: 0001209191-18-004598 · doc4.xml · nonDerivative · entry 1

SKERO KATHLEEN · CIK 0001459508 · Principal Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,947

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 1,263 units vesting on January 17, 2019, 1,263 units vesting on January 17, 2020, and 1,264 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: 0001209191-18-004602 · doc4.xml · nonDerivative · entry 1

GRAY JONATHAN · CIK 0001208590 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 495,911

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 57,596 units vesting on January 17, 2019, 57,596 units vesting on January 17, 2020, and 57,596 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: 0001209191-18-004606 · doc4.xml · nonDerivative · entry 1

Chae Michael · CIK 0001510762 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,560

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 264 units vesting on January 17, 2019, 264 units vesting on January 17, 2020, and 265 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: 0001209191-18-004608 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,003

F1 · kind: Granted under the 2007 Equity Incentive Plan, these deferred restricted common units will vest ratably over a three-year period, with 15,050 units vesting on January 17, 2019, 15,050 units vesting on January 17, 2020, and 15,051 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: 0001209191-18-004610 · 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: 0001209191-17-065982 · doc4.xml · nonDerivative · entry 5

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 104,004

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $31.505 to $31.76, inclusive. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the issuer or a security holder of the issuer, full information regarding the number of units sold at each separate price for all transactions reported on this Form 4.

F1 · ownership.nature: These units are held by a limited liability company, of which the Reporting Person is the manager.

SEC source: 0001209191-17-065982 · doc4.xml · nonDerivative · entry 4

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 123,204

F1 · ownership.nature: These units are held by a limited liability company, of which the Reporting Person is the manager.

SEC source: 0001209191-17-065982 · doc4.xml · nonDerivative · entry 3

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 124,004

F1 · ownership.nature: These units are held by a limited liability company, of which the Reporting Person is the manager.

SEC source: 0000899243-17-028630 · doc4.xml · derivative · entry 4

SCHWARZMAN STEPHEN A · CIK 0001070844 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 225,641,482

Underlying: Common units representing limited partnership units · 79,488 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., 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.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.

F6 · kind: Reflects a transfer from a number of trusts for which the beneficiaries are various descendants of the Reporting Person, to the Reporting Person.

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.

F3 · balance_after: Reflects certain transfers made between a number of Grantor Retained Annuity Trusts and the Reporting Person during 2016 and 2017. Such transfers were exempt from reporting pursuant to Rule 16a-13 under the Securities Exchange Act of 1934, as amended.

SEC source: 0000899243-17-028630 · doc4.xml · derivative · entry 3

SCHWARZMAN STEPHEN A · CIK 0001070844 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,666,666

Underlying: Common units representing limited partnership units · 79,488 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., 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.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.

F6 · kind: Reflects a transfer from a number of trusts for which the beneficiaries are various descendants of the Reporting Person, to the Reporting Person.

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.

F5 · ownership.nature: Such Blackstone Holdings partnership units are held in a number of trusts, for which the beneficiaries are various descendants of the Reporting Person, and for which the Reporting Person is the investment trustee.

SEC source: 0000899243-17-028630 · doc4.xml · derivative · entry 2

SCHWARZMAN STEPHEN A · CIK 0001070844 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,746,154

Underlying: Common units representing limited partnership units · 79,488 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., 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.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: Such Blackstone Holdings partnership units were previously held in a number of Grantor Retained Annuity Trusts, for which the Reporting Person served as investment trustee and were transferred to a number of trusts, for which the beneficiaries are various descendants of the Reporting Person, and for which the Reporting Person is the investment trustee in accordance with the terms of the Grantor Retained Annuity Trusts.

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.

F5 · ownership.nature: Such Blackstone Holdings partnership units are held in a number of trusts, for which the beneficiaries are various descendants of the Reporting Person, and for which the Reporting Person is the investment trustee.

SEC source: 0000899243-17-028630 · doc4.xml · derivative · entry 1

SCHWARZMAN STEPHEN A · CIK 0001070844 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 3,178,116

Underlying: Common units representing limited partnership units · 79,488 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., 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.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: Such Blackstone Holdings partnership units were previously held in a number of Grantor Retained Annuity Trusts, for which the Reporting Person served as investment trustee and were transferred to a number of trusts, for which the beneficiaries are various descendants of the Reporting Person, and for which the Reporting Person is the investment trustee in accordance with the terms of the Grantor Retained Annuity Trusts.

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.

F3 · balance_after: Reflects certain transfers made between a number of Grantor Retained Annuity Trusts and the Reporting Person during 2016 and 2017. Such transfers were exempt from reporting pursuant to Rule 16a-13 under the Securities Exchange Act of 1934, as amended.

F4 · ownership.nature: Such Blackstone Holdings partnership units are held in a number of Grantor Retained Annuity Trusts, for which the Reporting Person serves as investment trustee.

SEC source: 0001209191-17-060114 · doc4.xml · nonDerivative · entry 1

Parrett William G · CIK 0001418280 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,543

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, 2018 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: 0001209191-17-067677 · doc4.xml · derivative · entry 3

GRAY JONATHAN · CIK 0001208590 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 9,716,084

Underlying: Common units representing limited partnership units · 260,507 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., 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.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.

F3 · kind: Reflects a transfer from a terminating Grantor Retained Annuity Trust to a trust for the benefit of the Reporting Person's children.

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.

F5 · ownership.nature: Such Blackstone Holdings partnership units are held in trusts, for the benefit of the Reporting Person's children, of which the Reporting Person is the investment trustee.

SEC source: 0001209191-17-067677 · doc4.xml · derivative · entry 2

GRAY JONATHAN · CIK 0001208590 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 15,989,920

Underlying: Common units representing limited partnership units · 260,507 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., 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.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.

F3 · kind: Reflects a transfer from a terminating Grantor Retained Annuity Trust to a trust for the benefit of the Reporting Person's children.

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.

F4 · ownership.nature: Such Blackstone Holdings partnership units are held in Grantor Retained Annuity Trusts of which the Reporting Person is the investment trustee.

SEC source: 0001209191-17-065982 · doc4.xml · nonDerivative · entry 2

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 133,704

F1 · ownership.nature: These units are held by a limited liability company, of which the Reporting Person is the manager.

SEC source: 0001209191-17-065982 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,852

SEC source: 0001209191-17-047504 · doc4.xml · derivative · entry 6

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 545,535

Underlying: Common units representing limited partner interests · 20,000 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 · 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.

F3 · kind: 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.

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., 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.

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., 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.

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., 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: 0001209191-17-047504 · doc4.xml · nonDerivative · entry 5

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,852

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 20,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001209191-17-047504 · doc4.xml · nonDerivative · entry 4

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 113,704

F1 · ownership.nature: These units are held by a limited liability company, of which the Reporting Person is the manager.

SEC source: 0001209191-17-047504 · doc4.xml · nonDerivative · entry 3

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,852

SEC source: 0001209191-17-045553 · doc4.xml · nonDerivative · entry 1

BREYER JAMES · CIK 0001194696 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,369

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, 2018 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: 0001209191-17-045554 · doc4.xml · nonDerivative · entry 1

Jenrette Richard Hampton · CIK 0001440098 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,575

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, 2018 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: 0001209191-17-044903 · doc4.xml · nonDerivative · entry 1

LAZARUS ROCHELLE B · CIK 0001082206 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,343

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, 2018 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: 0001209191-17-042745 · 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: 0001209191-17-042748 · doc4.xml · derivative · entry 1

Solotar Joan · CIK 0001408583 · SMD, PWS & External Relations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 384,798

Underlying: Common units representing limited partner interests · 30,523 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 6,104 units, will vest on July 1, 2020; an additional 30%, or 9,157 units, will vest on July 1, 2021; and the remaining 50%, or 15,262 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: 0001209191-17-041737 · doc4.xml · nonDerivative · entry 1

MULRONEY BRIAN · CIK 0001128476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 160,092

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, 2018 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: 0001209191-17-047504 · doc4.xml · nonDerivative · entry 2

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 100,000

F1 · ownership.nature: These units are held by a limited liability company, of which the Reporting Person is the manager.

SEC source: 0001209191-17-047504 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,556

SEC source: 0001209191-17-038375 · doc4.xml · nonDerivative · entry 1

Solotar Joan · CIK 0001408583 · SMD, PWS & External Relations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,281

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $33.22 to $33.42, 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: 0000899243-17-014608 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 121,556

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $32.53 to $32.54, 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: 0001209191-17-030377 · doc4.xml · derivative · entry 4

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 565,535

Underlying: Common units representing limited partner interests · 20,000 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., 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.

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., 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.

F3 · kind: Pursuant to an exchange agreement, the Reporting Person exchanged 20,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

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., 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.

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., 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.

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., 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: 0001209191-17-030377 · doc4.xml · nonDerivative · entry 3

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 141,556

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 Reporting Person exchanged 20,000 Blackstone Holdings partnership units for an equal number of common units of The Blackstone Group L.P.

SEC source: 0001209191-17-030377 · doc4.xml · nonDerivative · entry 2

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 80,000

F1 · balance_after: The Form 4 filed by the Reporting Person on February 16, 2017 inadvertently reported the sale of 20,000 common units from the Reporting Person's direct holdings. These units were instead sold by the limited liability company described herein. These numbers reflect the corrected beneficial ownership amounts.

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

SEC source: 0001209191-17-030377 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 121,556

F1 · balance_after: The Form 4 filed by the Reporting Person on February 16, 2017 inadvertently reported the sale of 20,000 common units from the Reporting Person's direct holdings. These units were instead sold by the limited liability company described herein. These numbers reflect the corrected beneficial ownership amounts.

SEC source: 0001209191-17-011701 · doc4.xml · nonDerivative · entry 2

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,556

F2 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $30.92 to $30.935, 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: 0001209191-17-011701 · doc4.xml · nonDerivative · entry 1

Finley John G · CIK 0001500278 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 161,556

F1 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $30.47 to $30.54, 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: 0001209191-17-009806 · doc4.xml · nonDerivative · entry 6

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 176,773

F4 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $30.025 to $30.31, 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 by a limited liability company, of which the Reporting Person's spouse is the manager.

SEC source: 0001209191-17-009806 · doc4.xml · nonDerivative · entry 5

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F4 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $30.025 to $30.31, 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: 0001209191-17-009806 · doc4.xml · nonDerivative · entry 4

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 195,146

F3 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $30.00 to $30.49, 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 by a limited liability company, of which the Reporting Person's spouse is the manager.

SEC source: 0001209191-17-009806 · doc4.xml · nonDerivative · entry 3

Goodman Bennett J · CIK 0001394691 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,116

F3 · price: The price reported in Column 4 is a weighted average price. These units were sold in multiple transactions at prices ranging from $30.00 to $30.49, 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.