X0306 4 2021-05-12 0 0001393818 Blackstone Group Inc BX 0001238989 JAMES HAMILTON E C/O THE BLACKSTONE GROUP 345 PARK AVENUE NEW YORK NY 10154 1 1 0 0 Executive Vice Chairman Common Stock 2021-05-12 4 S 0 55105 84.33 D 442615 D Common Stock 2021-05-12 4 S 0 8200 85.19 D 434415 D Common Stock 2021-05-12 4 S 0 20608 86.40 D 413807 D Common Stock 2021-05-12 4 S 0 3806 87.07 D 410001 D Common Stock 2021-05-12 4 S 0 63110 84.33 D 509648 I See footnote Common Stock 2021-05-12 4 S 0 9515 85.17 D 500133 I See footnote Common Stock 2021-05-12 4 S 0 23783 86.39 D 476350 I See footnote Common Stock 2021-05-12 4 S 0 4470 87.08 D 471880 I See footnote Common Stock 2021-05-12 4 S 0 38740 84.33 D 308992 I See footnote Common Stock 2021-05-12 4 S 0 5621 85.20 D 303371 I See footnote Common Stock 2021-05-12 4 S 0 14442 86.39 D 288929 I See footnote Common Stock 2021-05-12 4 S 0 2600 87.04 D 286329 I See footnote Common Stock 2021-05-13 4 S 0 63527 85.20 D 346474 D Common Stock 2021-05-13 4 S 0 6648 85.66 D 339826 D Common Stock 2021-05-13 4 S 0 73298 85.20 D 398582 I See footnote Common Stock 2021-05-13 4 S 0 7404 85.66 D 391178 I See footnote Common Stock 2021-05-13 4 S 0 45071 85.21 D 241258 I See footnote Common Stock 2021-05-13 4 S 0 4052 85.67 D 237206 I See footnote Common Stock 20497 I See footnote The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.78 to $84.75, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.78 to $85.74, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.78 to $86.77, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.83 to $87.29, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.76 to $84.75 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 shares sold at each separate price for all transactions reported on this Form 4. These securities are held in a trust for the benefit of the Reporting Person's children (the Children's Trust), of which the Reporting Person is a trustee, but the Reporting Person does not have or share investment control with respect to the units. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.76 to $85.75, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.77 to $86.74, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.90 to $87.29, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.79 to $84.78, 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 shares sold at each separate price for all transactions reported on this Form 4. These securities are held in a trust for the benefit of the Reporting Person's grandchildren (the Grandchildren's Trust), of which the Reporting Person is a trustee. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.80 to $85.77, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.79 to $86.74, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $86.90 to $87.20, inclusive. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.59 to $85.58, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.59 to $85.73, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.60 to $85.59, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.60 to $85.74, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.62 to $85.61, 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 shares sold at each separate price for all transactions reported on this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.62 to $85.72, 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 shares sold at each separate price for all transactions reported on this Form 4. These securities are held in a limited liability company beneficially owned by the Reporting Person, his spouse and a trust for the benefit of the Reporting Person's children. The Reporting Person disclaims beneficial ownership of the securities reported on this form except to the extent of his pecuniary interest. Tabea Hsi as Attorney-In-Fact 2021-05-13