person · Reporting owner

Pershing Square Holdco GP, LLC

Disclosed activity across 2 companies

Tapewire entity: 14748
SEC CIK: 0002027508

Reported relationships

Latest disclosed role at each company.

Company	Last reported as	Report date	Published
Howard Hughes Holdings Inc.HHH · Entity 4080	Director · 10% owner	April 21, 2026	April 24, 2026
Seaport Entertainment Group Inc.SEG · Entity 5834	Director · 10% owner	April 21, 2026	April 24, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Howard Hughes Holdings Inc.

Report date April 21, 2026 · Filed April 24, 2026

Jointly reported with Pershing Square Capital Management, L.P., PERSHING SQUARE INC., Pershing Square Management, LLC, ACKMAN WILLIAM A

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common Stock, par value $0.01 per shareSEC Table I · non-derivative	IndirectSee Footnotes	18,511,031	Reported balance After 2026-04-21 transaction · row 1 Holding and transaction disclosures are not merged. 1 source row Row 1 · 2026-04-21 · Other · Disposed 341,033 · Balance 18,511,031 F1: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2: The closing price of the Issuer's Common Stock on April 21, 2026. F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F4: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F7: These Subject Securities are held by the Pershing Square Affiliated Funds.
Common Stock, par value $0.01 per shareSEC Table I · non-derivative	IndirectSee Footnotes	341,033	Reported balance After 2026-04-21 transaction · row 2 Holding and transaction disclosures are not merged. 1 source row Row 2 · 2026-04-21 · Other · Acquired 341,033 · Balance 341,033 F1: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2: The closing price of the Issuer's Common Stock on April 21, 2026. F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F4: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F8: These Subject Securities are held by RedemptionCo.
Common Stock, par value $0.01 per shareSEC Table I · non-derivative	IndirectSee Footnotes	9,000,000	Reported balance Holding disclosure · report date 2026-04-21 · row 3 Holding and transaction disclosures are not merged. 1 source row Row 3 · Balance 9,000,000 F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F4: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F9: These Subject Securities are held by PS Holdco.
Common Stock, par value $0.01 per shareSEC Table I · non-derivative	IndirectSee Footnotes	59,393,938	Reported balance Holding disclosure · report date 2026-04-21 · row 4 Holding and transaction disclosures are not merged. 1 source row Row 4 · Balance 59,393,938 F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F4: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F10: These Subject Securities are not held by the Reporting Persons. However, pursuant to a Services Agreement, dated May 5, 2025, by and between PSCM and the Issuer, PSCM is entitled to a fee for services determined in part by reference to the increase, if any, in the price of a number of shares of Common Stock of the Issuer (the "Reference Securities") above $66.1453 per share, as described in greater detail in Howard Hughes Holding Inc.'s Form 8-K filed on May 6, 2025. Pursuant to Rule 16a-1(a) under the Exchange Act, PSCM's interest under the Services Agreement may be deemed to be a performance-related fee with respect to, and therefore beneficial ownership of, the Reference Securities. As of the date of this Form 4, the number of Reference Securities is 59,393,938. As with the other Subject Securities, each of the Reporting Persons disclaims any beneficial ownership of any of the Reference Securities, except to the extent of any pecuniary interest therein.

Filing footnotes · ownership attribution and instrument terms

F1: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026.

F2: The closing price of the Issuer's Common Stock on April 21, 2026.

F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities").

F4: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo.

F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein.

F6: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act.

F7: These Subject Securities are held by the Pershing Square Affiliated Funds.

F8: These Subject Securities are held by RedemptionCo.

F9: These Subject Securities are held by PS Holdco.

F10: These Subject Securities are not held by the Reporting Persons. However, pursuant to a Services Agreement, dated May 5, 2025, by and between PSCM and the Issuer, PSCM is entitled to a fee for services determined in part by reference to the increase, if any, in the price of a number of shares of Common Stock of the Issuer (the "Reference Securities") above $66.1453 per share, as described in greater detail in Howard Hughes Holding Inc.'s Form 8-K filed on May 6, 2025. Pursuant to Rule 16a-1(a) under the Exchange Act, PSCM's interest under the Services Agreement may be deemed to be a performance-related fee with respect to, and therefore beneficial ownership of, the Reference Securities. As of the date of this Form 4, the number of Reference Securities is 59,393,938. As with the other Subject Securities, each of the Reporting Persons disclaims any beneficial ownership of any of the Reference Securities, except to the extent of any pecuniary interest therein.

Seaport Entertainment Group Inc.

Report date April 21, 2026 · Filed April 24, 2026

Jointly reported with Pershing Square Capital Management, L.P., PERSHING SQUARE INC., Pershing Square Management, LLC, ACKMAN WILLIAM A

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common Stock, par value $0.01 per shareSEC Table I · non-derivative	IndirectSee Footnotes	4,932,905	Reported balance After 2026-04-21 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2026-04-21 · Other · Disposed 90,875 · Balance 4,932,905 F1: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2: The closing price of the Issuer's Common Stock on April 21, 2026. F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the securities reported on this Form 4 (the "Subject Securities"). F4: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo, (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6: Anthony F. Massaro, a member of the board of directors of the Issuer of the Subject Securities, was appointed to that board as a representative of PSCM, the other Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F7: These Subject Securities are held by the Pershing Square Affiliated Funds.
Common Stock, par value $0.01 per shareSEC Table I · non-derivative	IndirectSee Footnotes	90,875	Reported balance After 2026-04-21 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 2 · 2026-04-21 · Other · Acquired 90,875 · Balance 90,875 F1: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2: The closing price of the Issuer's Common Stock on April 21, 2026. F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the securities reported on this Form 4 (the "Subject Securities"). F4: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo, (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6: Anthony F. Massaro, a member of the board of directors of the Issuer of the Subject Securities, was appointed to that board as a representative of PSCM, the other Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F8: These Subject Securities are held by RedemptionCo.

Filing footnotes · ownership attribution and instrument terms

F2: The closing price of the Issuer's Common Stock on April 21, 2026.

F3: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the securities reported on this Form 4 (the "Subject Securities").

F5: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo, (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein.

F6: Anthony F. Massaro, a member of the board of directors of the Issuer of the Subject Securities, was appointed to that board as a representative of PSCM, the other Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act.

F7: These Subject Securities are held by the Pershing Square Affiliated Funds.

F8: These Subject Securities are held by RedemptionCo.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction date	Company	Activity / security	Shares / units	Reported price	Reported value	Details
April 21, 2026 Filed Apr 24, 2026 00:23 UTC	Seaport Entertainment Group Inc. SEG · Entity 5834	OtherCommon Stock, par value $0.01 per share	90,875	$22.25	$2,021,968.75	Disclosure SEC source: 0001140361-26-016488 · form4.xml · nonDerivative · entry 2 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner Pershing Square Management, LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 90,875 F1 · shares: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2 · price: The closing price of the Issuer's Common Stock on April 21, 2026. F3 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the securities reported on this Form 4 (the "Subject Securities"). F4 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo, (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6 · ownership.nature: Anthony F. Massaro, a member of the board of directors of the Issuer of the Subject Securities, was appointed to that board as a representative of PSCM, the other Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F8 · ownership.nature: These Subject Securities are held by RedemptionCo. Read SEC document
April 21, 2026 Filed Apr 24, 2026 00:23 UTC	Seaport Entertainment Group Inc. SEG · Entity 5834	OtherCommon Stock, par value $0.01 per share	90,875	$22.25	$2,021,968.75	Disclosure SEC source: 0001140361-26-016488 · form4.xml · nonDerivative · entry 1 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner Pershing Square Management, LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 4,932,905 F1 · shares: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2 · price: The closing price of the Issuer's Common Stock on April 21, 2026. F3 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the securities reported on this Form 4 (the "Subject Securities"). F4 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo, (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6 · ownership.nature: Anthony F. Massaro, a member of the board of directors of the Issuer of the Subject Securities, was appointed to that board as a representative of PSCM, the other Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F7 · ownership.nature: These Subject Securities are held by the Pershing Square Affiliated Funds. Read SEC document
April 21, 2026 Filed Apr 24, 2026 00:34 UTC	Howard Hughes Holdings Inc. HHH · Entity 4080	OtherCommon Stock, par value $0.01 per share	341,033	$65.86	$22,460,433.38	Disclosure SEC source: 0001140361-26-016490 · form4.xml · nonDerivative · entry 2 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner Pershing Square Management, LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 341,033 F1 · shares: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2 · price: The closing price of the Issuer's Common Stock on April 21, 2026. F3 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F4 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6 · ownership.nature: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F8 · ownership.nature: These Subject Securities are held by RedemptionCo. Read SEC document
April 21, 2026 Filed Apr 24, 2026 00:34 UTC	Howard Hughes Holdings Inc. HHH · Entity 4080	OtherCommon Stock, par value $0.01 per share	341,033	$65.86	$22,460,433.38	Disclosure SEC source: 0001140361-26-016490 · form4.xml · nonDerivative · entry 1 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner Pershing Square Management, LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 18,511,031 F1 · shares: Reflects a transfer of the Subject Securities (as defined below) from PSLP (as defined below) to PS Redemption, L.P. ("RedemptionCo"), which was formed for the purpose of giving effect to the special redemption of certain limited partner interests of PSLP in connection with a special redemption opportunity that was consummated on April 21, 2026. F2 · price: The closing price of the Issuer's Common Stock on April 21, 2026. F3 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), Pershing Square Management, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F4 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds") and RedemptionCo. F5 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds and RedemptionCo (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F6 · ownership.nature: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F7 · ownership.nature: These Subject Securities are held by the Pershing Square Affiliated Funds. Read SEC document
May 05, 2025 Filed May 8, 2025 00:16 UTC	Howard Hughes Holdings Inc. HHH · Entity 4080	OtherCommon Stock, par value $0.01 per share	59,393,938	Not disclosed	Not disclosed	Disclosure SEC source: 0001140361-25-017782 · form4.xml · nonDerivative · entry 2 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner PS Holdco GP Managing Member LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 59,393,938 F6 · kind: These Subject Securities are not held by the Reporting Persons. However, pursuant to a Services Agreement, dated May 5, 2025, by and between PSCM and the Issuer, PSCM is entitled to a fee for services determined in part by reference to the increase, if any, in the price of a number of shares of Common Stock of the Issuer (the "Reference Securities") above $66.1453 per share, as described in greater detail in Howard Hughes Holding Inc.'s Form 8-K filed on May 6, 2025. Pursuant to Rule 16a-1(a) under the Exchange Act, PSCM's interest under the Services Agreement may be deemed to be a performance-related fee with respect to, and therefore beneficial ownership of, the Reference Securities. As of the date of this Form 4, the number of Reference Securities is 59,393,938. As with the other Subject Securities, each of the Reporting Persons disclaims any beneficial ownership of any of the Reference Securities, except to the extent of any pecuniary interest therein. F6 · price: These Subject Securities are not held by the Reporting Persons. However, pursuant to a Services Agreement, dated May 5, 2025, by and between PSCM and the Issuer, PSCM is entitled to a fee for services determined in part by reference to the increase, if any, in the price of a number of shares of Common Stock of the Issuer (the "Reference Securities") above $66.1453 per share, as described in greater detail in Howard Hughes Holding Inc.'s Form 8-K filed on May 6, 2025. Pursuant to Rule 16a-1(a) under the Exchange Act, PSCM's interest under the Services Agreement may be deemed to be a performance-related fee with respect to, and therefore beneficial ownership of, the Reference Securities. As of the date of this Form 4, the number of Reference Securities is 59,393,938. As with the other Subject Securities, each of the Reporting Persons disclaims any beneficial ownership of any of the Reference Securities, except to the extent of any pecuniary interest therein. F1 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), PS Holdco GP Managing Member, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F2 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds"). F3 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F4 · ownership.nature: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F6 · ownership.nature: These Subject Securities are not held by the Reporting Persons. However, pursuant to a Services Agreement, dated May 5, 2025, by and between PSCM and the Issuer, PSCM is entitled to a fee for services determined in part by reference to the increase, if any, in the price of a number of shares of Common Stock of the Issuer (the "Reference Securities") above $66.1453 per share, as described in greater detail in Howard Hughes Holding Inc.'s Form 8-K filed on May 6, 2025. Pursuant to Rule 16a-1(a) under the Exchange Act, PSCM's interest under the Services Agreement may be deemed to be a performance-related fee with respect to, and therefore beneficial ownership of, the Reference Securities. As of the date of this Form 4, the number of Reference Securities is 59,393,938. As with the other Subject Securities, each of the Reporting Persons disclaims any beneficial ownership of any of the Reference Securities, except to the extent of any pecuniary interest therein. Read SEC document
May 05, 2025 Filed May 8, 2025 00:16 UTC	Howard Hughes Holdings Inc. HHH · Entity 4080	GrantCommon Stock, par value $0.01 per share	9,000,000	$100.00	$900,000,000.00	Disclosure SEC source: 0001140361-25-017782 · form4.xml · nonDerivative · entry 1 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner PS Holdco GP Managing Member LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 9,000,000 F1 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), PS Holdco GP Managing Member, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the equity securities of the Issuer reported on this Form 4 (the "Subject Securities"). F2 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds"). F3 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds (and other than with respect to Subject Securities held directly by PS Holdco), (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco, and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F4 · ownership.nature: Mr. Ackman, Mr. Ben Hakim and Mr. Ryan Israel, each a member of the board of directors of the Issuer of the Subject Securities, were appointed or elected to that board as representatives of the Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. F5 · ownership.nature: These Subject Securities are held by PS Holdco. Read SEC document
October 18, 2024 Filed Oct 22, 2024 23:47 UTC	Seaport Entertainment Group Inc. SEG · Entity 5834	OtherSubscription Rights (right to buy) · Derivative	2,094,673	$0.00 Strike: $25.00	$0.00	Disclosure SEC source: 0000950170-24-116422 · ownership.xml · derivative · entry 2 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner PS Holdco GP Managing Member LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See footnotes Disclosed balance after: 0 Underlying: Common Stock, par value $0.01 per share · Not disclosed shares Expires not disclosed F5 · kind: 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 Pershing Square Affiliated Funds received an aggregate of 2,929,107 shares of Common Stock on October 18, 2024. F5 · derivative.expiration_date: 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 Pershing Square Affiliated Funds received an aggregate of 2,929,107 shares of Common Stock on October 18, 2024. F5 · derivative.underlying_shares: 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 Pershing Square Affiliated Funds received an aggregate of 2,929,107 shares of Common Stock on October 18, 2024. F1 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), PS Holdco GP Managing Member, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the securities reported on this Form 4 (the "Subject Securities"). F2 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds"). F3 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds, (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F4 · ownership.nature: Anthony F. Massaro, a member of the board of directors of the Issuer of the Subject Securities, was appointed to that board as a representative of PSCM, the other Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. Read SEC document
October 18, 2024 Filed Oct 22, 2024 23:47 UTC	Seaport Entertainment Group Inc. SEG · Entity 5834	OtherCommon Stock, par value $0.01 per share	2,929,107	$25.00	$73,227,675.00	Disclosure SEC source: 0000950170-24-116422 · ownership.xml · nonDerivative · entry 1 Pershing Square Capital Management, L.P. · CIK 0001336528 · Director · 10% owner PERSHING SQUARE HOLDCO, L.P. · CIK 0002026053 · Director · 10% owner Pershing Square Holdco GP, LLC · CIK 0002027508 · Director · 10% owner PS Holdco GP Managing Member LLC · CIK 0002027456 · Director · 10% owner ACKMAN WILLIAM A · CIK 0001056513 · Director · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See footnotes Disclosed balance after: 5,023,780 F5 · kind: 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 Pershing Square Affiliated Funds received an aggregate of 2,929,107 shares of Common Stock on October 18, 2024. F1 · ownership.nature: In addition to Pershing Square Capital Management, L.P., a Delaware limited partnership ("PSCM"), this Form 4 is being filed jointly by Pershing Square Holdco, L.P., a Delaware limited partnership ("PS Holdco"), Pershing Square Holdco GP, LLC, a Delaware limited liability company ("PS Holdco GP"), PS Holdco GP Managing Member, LLC, a Delaware limited liability company ("ManagementCo"), and William A. Ackman, a citizen of the United States of America (collectively, the "Reporting Persons"), each of whom has the same business address as PSCM and may be deemed to beneficially own the securities reported on this Form 4 (the "Subject Securities"). F2 · ownership.nature: PSCM advises the accounts of Pershing Square, L.P., a Delaware limited partnership ("PSLP"), Pershing Square International, Ltd., a Cayman Islands exempted company ("PSI"), and Pershing Square Holdings, Ltd., a limited liability company incorporated in Guernsey ("PSH" and together with PSLP and PSI, the "Pershing Square Affiliated Funds"). F3 · ownership.nature: (A) PSCM, as the investment adviser to the Pershing Square Affiliated Funds, (B) PS Holdco, as the indirect 100% holding company of PSCM, (C) PS Holdco GP, as the sole general partner of PS Holdco and (D) ManagementCo, as the sole member of PS Holdco GP, may each be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934 (the "Exchange Act"). By virtue of Mr. Ackman's position as (i) the Chief Executive Officer of PSCM, (ii) a director of PS Holdco GP and (iii) a member of ManagementCo, Mr. Ackman may be deemed to be the beneficial owner of the Subject Securities for purposes of Rule 16a-1(a) under the Exchange Act. Each of the Reporting Persons disclaims any beneficial ownership of any of the Subject Securities, except to the extent of any pecuniary interest therein. F4 · ownership.nature: Anthony F. Massaro, a member of the board of directors of the Issuer of the Subject Securities, was appointed to that board as a representative of PSCM, the other Reporting Persons and the Pershing Square Affiliated Funds. As a result, each of those persons are directors by deputization for purposes of Section 16 of the Exchange Act. Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.