HPP

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 9

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 108,563 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F10 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI AV Holdco B LLC. HPP BREP VI AV Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI (AV) L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 8

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 133,743 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F9 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI.TE.2 Holdco B LLC. HPP BREP VI.TE.2 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI.TE.2 L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 7

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 63,793 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F8 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI.TE.1 Holdco B LLC. HPP BREP VI.TE.1 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI.TE.1 L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 6

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 219,045 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F7 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI Holdco B LLC. HPP BREP VI Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 5

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 30,638 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F6 · ownership.nature: Reflects securities of the issuer held directly by HPP BRE Holdings V Holdco B LLC. HPP BRE Holdings V Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Holdings V L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 4

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 75,642 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F5 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.F Holdco B LLC. HPP BREP V.F Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.F L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 3

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 276,637 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F4 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.TE.2 Holdco B LLC. HPP BREP V.TE.2 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.TE.2 L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 2

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 107,674 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F3 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.TE.1 Holdco B LLC. HPP BREP V.TE.1 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.TE.1 L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-034561 · doc4.xml · derivative · entry 1

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 0

Underlying: Common Stock · 307,659 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F2 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V Holdco B LLC. HPP BREP V Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0001482512-16-000210 · wf-form4_147553796308965.xml · nonDerivative · entry 1

Porter Barry Alan · CIK 0001491298 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,724

SEC source: 0001482512-16-000209 · wf-form4_147553785770152.xml · nonDerivative · entry 1

GLASER JONATHAN M · CIK 0001264694 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 121,305

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 14

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,033,939

Underlying: Common Stock · 760,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F15 · ownership.nature: Reflects securities of the issuer held directly by Blackhawk Services II LLC.

F28 · ownership.nature: The manager of Nantucket Services, LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P., Blackstone Real Estate Partners V.F L.P. and Blackstone Real Estate Holdings V L.P. The manager of Blackhawk Services II LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P. and Blackstone Real Estate Partners VI L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 13

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 12,923

Underlying: Common Stock · 9,500 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F14 · ownership.nature: Reflects securities of the issuer held directly by Nantucket Services, LLC.

F28 · ownership.nature: The manager of Nantucket Services, LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P., Blackstone Real Estate Partners V.F L.P. and Blackstone Real Estate Holdings V L.P. The manager of Blackhawk Services II LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P. and Blackstone Real Estate Partners VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 12

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 13,234

Underlying: Common Stock · 177,693 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F13 · ownership.nature: Reflects securities of the issuer held directly by HPP BFREP VI SMD Holdco B LLC. HPP BFREP VI SMD Holdco B LLC is a wholly-owned subsidiary of Blackstone Family Real Estate Partnership VI - SMD L.P.

F32 · ownership.nature: The general partner of Blackstone Family Real Estate Partnership VI - SMD L.P. is Blackstone Family GP L.L.C., which is in turn, wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 11

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 3,868

Underlying: Common Stock · 51,945 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F12 · ownership.nature: Reflects securities of the issuer held directly by HPP BRE Holdings VI Holdco B LLC. HPP BRE Holdings VI Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Holdings VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 10

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 676

Underlying: Common Stock · 9,075 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F11 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP (AIV) VI Holdco B LLC. HPP BREP (AIV) VI Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners (AIV) VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 9

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 108,563

Underlying: Common Stock · 1,457,720 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F10 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI AV Holdco B LLC. HPP BREP VI AV Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI (AV) L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 8

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 133,743

Underlying: Common Stock · 1,795,834 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F9 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI.TE.2 Holdco B LLC. HPP BREP VI.TE.2 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI.TE.2 L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 7

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 63,793

Underlying: Common Stock · 856,572 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F8 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI.TE.1 Holdco B LLC. HPP BREP VI.TE.1 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI.TE.1 L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 6

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 219,045

Underlying: Common Stock · 2,941,221 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F7 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI Holdco B LLC. HPP BREP VI Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 5

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 30,638

Underlying: Common Stock · 424,566 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F6 · ownership.nature: Reflects securities of the issuer held directly by HPP BRE Holdings V Holdco B LLC. HPP BRE Holdings V Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Holdings V L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 4

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 75,642

Underlying: Common Stock · 1,036,254 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F5 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.F Holdco B LLC. HPP BREP V.F Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.F L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 3

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 276,637

Underlying: Common Stock · 3,789,775 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F4 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.TE.2 Holdco B LLC. HPP BREP V.TE.2 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.TE.2 L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 2

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 107,674

Underlying: Common Stock · 1,475,093 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F3 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.TE.1 Holdco B LLC. HPP BREP V.TE.1 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.TE.1 L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-025467 · doc4.xml · derivative · entry 1

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 307,659

Underlying: Common Stock · 4,214,752 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F2 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V Holdco B LLC. HPP BREP V Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 14

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,793,939

Underlying: Common Stock · 400,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F15 · ownership.nature: Reflects securities of the issuer held directly by Blackhawk Services II LLC.

F28 · ownership.nature: The manager of Nantucket Services, LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P., Blackstone Real Estate Partners V.F L.P. and Blackstone Real Estate Holdings V L.P. The manager of Blackhawk Services II LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P. and Blackstone Real Estate Partners VI L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 13

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 22,423

Underlying: Common Stock · 5,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F14 · ownership.nature: Reflects securities of the issuer held directly by Nantucket Services, LLC.

F28 · ownership.nature: The manager of Nantucket Services, LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P., Blackstone Real Estate Partners V.F L.P. and Blackstone Real Estate Holdings V L.P. The manager of Blackhawk Services II LLC is, acting collectively and unanimously, Blackstone Real Estate Partners V L.P. and Blackstone Real Estate Partners VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 12

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 190,927

Underlying: Common Stock · 93,522 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F13 · ownership.nature: Reflects securities of the issuer held directly by HPP BFREP VI SMD Holdco B LLC. HPP BFREP VI SMD Holdco B LLC is a wholly-owned subsidiary of Blackstone Family Real Estate Partnership VI - SMD L.P.

F32 · ownership.nature: The general partner of Blackstone Family Real Estate Partnership VI - SMD L.P. is Blackstone Family GP L.L.C., which is in turn, wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 11

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 55,813

Underlying: Common Stock · 27,339 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F12 · ownership.nature: Reflects securities of the issuer held directly by HPP BRE Holdings VI Holdco B LLC. HPP BRE Holdings VI Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Holdings VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 10

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 9,751

Underlying: Common Stock · 4,777 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F11 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP (AIV) VI Holdco B LLC. HPP BREP (AIV) VI Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners (AIV) VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 9

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,566,283

Underlying: Common Stock · 767,221 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F10 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI AV Holdco B LLC. HPP BREP VI AV Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI (AV) L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 8

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,929,577

Underlying: Common Stock · 945,176 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F9 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI.TE.2 Holdco B LLC. HPP BREP VI.TE.2 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI.TE.2 L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 7

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 920,365

Underlying: Common Stock · 450,827 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F8 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI.TE.1 Holdco B LLC. HPP BREP VI.TE.1 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI.TE.1 L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 6

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 3,160,266

Underlying: Common Stock · 1,548,011 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F7 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP VI Holdco B LLC. HPP BREP VI Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners VI L.P.

F30 · ownership.nature: The general partner of each of Blackstone Real Estate Partners VI L.P., Blackstone Real Estate Partners VI.TE.1 L.P., Blackstone Real Estate Partners VI.TE.2 L.P., Blackstone Real Estate Partners VI (AV) L.P. and Blackstone Real Estate Partners (AIV) VI L.P. is Blackstone Real Estate Associates VI L.P. The general partner of Blackstone Real Estate Associates VI L.P. is BREA VI L.L.C. The general partner of Blackstone Real Estate Holdings VI L.P. is BREP VI Side-by-Side GP L.L.C. The sole member of BREP VI Side-by-Side GP L.L.C., and the managing member of BREA VI L.L.C., is Blackstone Holdings III L.P. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 5

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 455,204

Underlying: Common Stock · 223,455 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F6 · ownership.nature: Reflects securities of the issuer held directly by HPP BRE Holdings V Holdco B LLC. HPP BRE Holdings V Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Holdings V L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 4

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,111,896

Underlying: Common Stock · 545,397 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F5 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.F Holdco B LLC. HPP BREP V.F Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.F L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 3

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 4,066,412

Underlying: Common Stock · 1,994,618 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F4 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.TE.2 Holdco B LLC. HPP BREP V.TE.2 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.TE.2 L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 2

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 1,582,767

Underlying: Common Stock · 776,365 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F3 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V.TE.1 Holdco B LLC. HPP BREP V.TE.1 Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V.TE.1 L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.

SEC source: 0000899243-16-020110 · doc4.xml · derivative · entry 1

Blackstone Holdings II L.P. · CIK 0001484870 · 10% owner

Blackstone Holdings I/II GP Inc · CIK 0001464695 · 10% owner

Blackstone Holdings III L.P. · CIK 0001404073 · 10% owner

Blackstone Holdings III GP L.P. · CIK 0001478809 · 10% owner

Blackstone Holdings III GP Management L.L.C. · CIK 0001478815 · 10% owner

Blackstone Group L.P. · CIK 0001393818 · 10% owner

Blackstone Group Management L.L.C. · CIK 0001404071 · 10% owner

SCHWARZMAN STEPHEN A · CIK 0001070844 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 4,522,411

Underlying: Common Stock · 2,218,292 shares

Expires not disclosed

F1 · derivative.exercise_price: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.exercise_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F1 · derivative.expiration_date: Pursuant to the terms of the Third Amended and Restated Limited Partnership Agreement of Hudson Pacific Properties, L.P., and subject to certain requirements and restrictions, the common units of Hudson Pacific Properties, L.P. (the "Common Units") are redeemable for shares of common stock of the issuer, on a one-for-one basis or, at the option of the issuer, for cash.

F2 · ownership.nature: Reflects securities of the issuer held directly by HPP BREP V Holdco B LLC. HPP BREP V Holdco B LLC is a wholly-owned subsidiary of Blackstone Real Estate Partners V L.P.

F29 · ownership.nature: The general partner of each of Blackstone Real Estate Partners V L.P., Blackstone Real Estate Partners V.TE.1 L.P., Blackstone Real Estate Partners V.TE.2 L.P. and Blackstone Real Estate Partners V.F L.P. is Blackstone Real Estate Associates V L.P. The general partner of Blackstone Real Estate Associates V L.P. is BREA V L.L.C. The general partner of Blackstone Real Estate Holdings V L.P. is BREP V Side-by-Side GP L.L.C. The sole member of BREP V Side-by-Side GP L.L.C., and the managing member of BREA V L.L.C., is Blackstone Holdings II L.P. The general partner of Blackstone Holdings II L.P. is Blackstone Holdings I/II GP Inc. The sole shareholder of Blackstone Holdings I/II GP Inc. is The Blackstone Group L.P.

F31 · ownership.nature: The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly-owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman.

F33 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4.

F34 · ownership.nature: Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person.

F35 · ownership.nature: Each of the Reporting Persons (other than to the extent it directly holds securities reported herein) disclaims beneficial ownership of the securities held by the other Reporting Persons, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, as amended (the "Act"), each of the Reporting Persons (other than to the extent it directly holds securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are subject to Section 16 of the Act.