SEG · Seaport Entertainment Group Inc.

On July 31, 2026, Seaport Entertainment Group Inc. (the "Issuer") withheld 1,010 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

On July 31, 2026, Seaport Entertainment Group Inc. (the "Issuer") withheld 741 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

On July 31, 2026, Seaport Entertainment Group Inc. (the "Issuer") withheld 4,544 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

On April 1, 2026, Seaport Entertainment Group Inc. (the "Issuer") withheld 4,918 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

On March 6, 2026, Seaport Entertainment Group Inc. (the "Issuer") withheld 2,726 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

On March 6, 2026, Seaport Entertainment Group Inc. (the "Issuer") withheld 728 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

On March 6, 2026, Seaport Entertainment Group Inc. (the "Issuer") withheld 684 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

On February 27, 2026, the Issuer withheld 914 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Plan.

On February 27, 2026, the Issuer withheld 987 shares of common stock of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of common stock granted by the Issuer pursuant to the terms of the Plan.

Represents restricted stock units ("RSUs") granted to the Reporting Person pursuant to Seaport Entertainment Group Inc.'s (the "Issuer") 2024 Equity Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. 1,009 RSUs vest on February 27, 2027 and 6,849 RSUs vest in three substantially equal annual installments beginning on February 27, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

Represents restricted stock units ("RSUs") granted to the Reporting Person pursuant to Seaport Entertainment Group Inc.'s (the "Issuer") 2024 Equity Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. 1,996 RSUs vest on February 27, 2027 and 7,770 RSUs vest in three substantially equal annual installments beginning on February 27, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

Represents restricted stock units ("RSUs") granted to the Reporting Person pursuant to Seaport Entertainment Group Inc.'s (the "Issuer") 2024 Equity Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal annual installments beginning on February 27, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

The options vest in four substantially equal annual installments beginning on February 26, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

Represents restricted stock units ("RSUs") granted to the Reporting Person pursuant to Seaport Entertainment Group Inc.'s (the "Issuer") 2024 Equity Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. 1,897 RSUs vest on February 27, 2027 and 6,230 RSUs vest in three substantially equal annual installments beginning on February 27, 2027, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2024 Equity Incentive Plan. Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal annual installments beginning on December 1, 2026, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

The options vest in four substantially equal annual installments beginning on September 18, 2026, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2024 Equity Incentive Plan. Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal annual installments beginning on September 18, 2026, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

On August 1, 2025, Seaport Entertainment Group Inc. (the "Issuer") withheld 1,152 shares of common stock ("Common Stock") of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of Common Stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

On August 1, 2025, Seaport Entertainment Group Inc. (the "Issuer") withheld 1,073 shares of common stock ("Common Stock") of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of Common Stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

On August 1, 2025, Seaport Entertainment Group Inc. (the "Issuer") withheld 5,429 shares of common stock ("Common Stock") of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of Common Stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

On April 1, 2025, Seaport Entertainment Group Inc. (the "Issuer") withheld 4,440 shares of common stock ("Common Stock") of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of Common Stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

Represents restricted stock units ("RSUs") granted to the Reporting Person. Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal installments beginning on March 7, 2026, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

Represents restricted stock units ("RSUs") granted to the Reporting Person. Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal installments beginning on March 7, 2026, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

Represents restricted stock units ("RSUs") granted to the Reporting Person pursuant to the Issuer's 2024 Equity Incentive Plan (the "Plan"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs vest in three substantially equal installments beginning on February 27, 2026, subject to the Reporting Person's continued service with the Issuer or its subsidiaries through such date.

On December 29, 2024, Seaport Entertainment Group Inc. (the "Issuer") withheld 8,935 shares of common stock ("Common Stock") of the Issuer from the Reporting Person for payment of the tax liability incident to the vesting of shares of Common Stock granted by the Issuer pursuant to the terms of the Issuer's 2024 Equity Incentive Plan.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

On October 17, 2024, the Issuer announced the completion of its previously announced rights offering relating to its transferable subscription rights. Each subscription right included an over-subscription privilege entitling the holder to subscribe for additional shares in the event such holder exercised all of its subscription rights and any shares of Common Stock were not purchased by other holders of subscription rights. On October 18, 2024, the Issuer provided final share allocations to all shareholders, and, as a result of the rights offering, the reporting person received 19 shares of Common Stock on October 18, 2024.

On July 31, 2024, Howard Hughes Holdings Inc. ("HHH") completed a pro rata spin-off distribution (the "Distribution") of all of its shares of common stock of the Issuer to the holders of record of HHH common stock as of the close of business on July 29, 2024 (the "Record Date"). Includes 14 shares of the Issuer's common stock received in connection with the Distribution in respect of shares of HHH common stock held as of the Record Date.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

The common stock was granted under the Seaport Entertainment Group Inc. 2024 Equity Incentive Plan, pursuant to the Seaport Entertainment Group Inc. Independent Director Compensation Program.

On October 17, 2024, the Issuer announced the completion of its previously announced rights offering relating to its transferable subscription rights. Each subscription right included an over-subscription privilege entitling the holder to subscribe for additional shares in the event such holder exercised all of its subscription rights and any shares of Common Stock were not purchased by other holders of subscription rights. On October 18, 2024, the Issuer provided final share allocations to all shareholders, and, as a result of the rights offering, the reporting person received 19 shares of Common Stock on October 18, 2024.