Transaction Details

Footnotes

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 share of Common Stock of Blackstone Inc. The Blackstone Holdings partnership units have no expiration date and may not be exchanged other than pursuant to transactions or programs approved by Blackstone. | The Reporting Person's spouse gifted interests in the limited liability company described in footnote (3) below to a trust for the benefit of her descendants. No Blackstone Holdings partnership units were transferred by this gift. The limited liability company continues to directly hold 72,000 Blackstone Holdings partnership units after the gift reported herein. The amount reported in Table II as being disposed of represents the indirect interest in the Blackstone Holdings partnership units gifted to the trust. | These securities are held by a limited liability company, of which the Reporting Person is the special purpose manager. | These securities are held by a trust for the benefit of the Reporting Person's spouse and descendants, of which the Reporting Person is the investment trustee.