Lee Ji-Yeun

SEC source: 0001193125-26-395692 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,742

Underlying: Class A Common Stock · 30 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0001193125-26-275953 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,712

Underlying: Class A Common Stock · 30 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0001193125-26-117871 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,682

Underlying: Class A Common Stock · 35 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0001193125-26-088614 · ownership.xml · derivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,647

Underlying: Class A Common Stock · 12,944 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.

F3 · derivative.exercise_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

F3 · derivative.expiration_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

SEC source: 0001193125-26-088614 · ownership.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,402

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents Class A common stock of the Issuer acquired upon settlement of a restricted stock unit award previously granted to the Reporting Person.

F2 · price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.

SEC source: 0001193125-26-046775 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 699,849

Underlying: Class A Common Stock · 14,613 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents a series of LTIP Units of PJT Partners Holdings LP ("LTIP Units") granted by the Issuer to the Reporting Person as a long-term incentive award with respect to the 2025 performance year. These LTIP Units generally vest ratably over three years on each of March 1, 2028, March 1, 2029 and March 1, 2030. Upon the occurrence of specified events, the LTIP Units reported herein can automatically be converted into Partnership Units of PJT Partners Holdings LP ("Partnership Units") on a one-for-one basis.

F2 · derivative.exercise_price: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash or, at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F1 · derivative.exercise_date: Represents a series of LTIP Units of PJT Partners Holdings LP ("LTIP Units") granted by the Issuer to the Reporting Person as a long-term incentive award with respect to the 2025 performance year. These LTIP Units generally vest ratably over three years on each of March 1, 2028, March 1, 2029 and March 1, 2030. Upon the occurrence of specified events, the LTIP Units reported herein can automatically be converted into Partnership Units of PJT Partners Holdings LP ("Partnership Units") on a one-for-one basis.

F2 · derivative.exercise_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash or, at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F1 · derivative.expiration_date: Represents a series of LTIP Units of PJT Partners Holdings LP ("LTIP Units") granted by the Issuer to the Reporting Person as a long-term incentive award with respect to the 2025 performance year. These LTIP Units generally vest ratably over three years on each of March 1, 2028, March 1, 2029 and March 1, 2030. Upon the occurrence of specified events, the LTIP Units reported herein can automatically be converted into Partnership Units of PJT Partners Holdings LP ("Partnership Units") on a one-for-one basis.

F2 · derivative.expiration_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash or, at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F3 · balance_after: Includes Partnership Units that were acquired through prior grants or the occurrence of previously disclosed vesting events and reported as Founder LTIP Units, Earn-Out LTIP Units, LTIP Units or as Performance LTIP Units of PJT Partners Holdings LP.

F4 · balance_after: Please note that certain Partnership Units remain subject to previously disclosed time-based vesting conditions.

SEC source: 0001193125-25-326947 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,591

Underlying: Class A Common Stock · 46 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0001193125-25-272539 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 685,236

Underlying: Class A Common Stock · 8,500 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On August 22, 2025, the Reporting Person submitted an Election to Exchange 8,500 Partnership Units of PJT Partners Holdings LP ("Partnership Units"), with such exchange to be settled for either cash or Class A Common Stock, as determined by the Issuer's Board of Directors.

F2 · derivative.exercise_price: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F3 · shares: Effective November 6, 2025, the Reporting Person's Partnership Units were exchanged for cash.

F2 · derivative.exercise_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F2 · derivative.expiration_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F4 · balance_after: Includes Partnership Units that were acquired upon the occurrence of specified vesting events or grants and previously reported as Performance LTIP Units or LTIP Units of PJT Partners Holdings LP. Of the 685,236 Partnership Units reported, 33,490 remain subject to previously disclosed time-based vesting conditions on various dates through March 1, 2029.

SEC source: 0001193125-25-209101 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,545

Underlying: Class A Common Stock · 42 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-25-101493 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 693,736

Underlying: Class A Common Stock · 15,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On May 29, 2025, the Reporting Person submitted an Election to Exchange 15,000 Partnership Units of PJT Partners Holdings LP ("Partnership Units"), with such exchange to be settled for either cash or Class A Common Stock as determined by the Issuer's Board of Directors.

F2 · derivative.exercise_price: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F3 · shares: Effective July 31, 2025, the Reporting Person's Partnership Units were exchanged for cash.

F2 · derivative.exercise_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F2 · derivative.expiration_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F4 · balance_after: Includes Partnership Units that were acquired upon the occurrence of specified vesting events or grants and previously reported as either Performance LTIP Units or LTIP Units of PJT Partners Holdings LP. Of the 693,736 Partnership Units reported, 33,490 remain subject to previously disclosed time-based vesting conditions on various dates through March 1, 2029.

SEC source: 0000950170-25-088565 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,503

Underlying: Class A Common Stock · 54 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-25-062909 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 708,736

Underlying: Class A Common Stock · 30,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On February 25, 2025, the Reporting Person submitted an Election to Exchange 30,000 Partnership Units of PJT Partners Holdings LP ("Partnership Units"), with such exchange to be settled for either cash or Class A Common Stock as determined by the Issuer's Board of Directors prior to the Issuer's quarterly earnings results.

F2 · derivative.exercise_price: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F3 · shares: Effective May 1, 2025, the Reporting Person's Partnership Units were exchanged for cash.

F2 · derivative.exercise_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F2 · derivative.expiration_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F4 · balance_after: Includes Partnership Units that were acquired upon the occurrence of specified vesting events or grants and previously reported as either Performance LTIP Units or LTIP Units of PJT Partners Holdings LP. Of the 708,736 Partnership Units reported, 33,490 remain subject to previously disclosed time-based vesting conditions on various dates through March 1, 2029.

SEC source: 0000950170-25-043318 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,449

Underlying: Class A Common Stock · 54 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-25-033798 · ownership.xml · derivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,395

Underlying: Class A Common Stock · 15,275 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.

F3 · derivative.exercise_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

F3 · derivative.expiration_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

SEC source: 0000950170-25-033798 · ownership.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,458

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents Class A common stock of the Issuer acquired upon settlement of a restricted stock unit award previously granted to the Reporting Person.

F2 · price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.

SEC source: 0000950170-25-019130 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,326

Underlying: Class A Common Stock · 13,326 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents a series of LTIP Units of PJT Partners Holdings LP ("LTIP Units") granted by the Issuer to the Reporting Person as a long-term incentive award with respect to 2024 performance year. These LTIP Units generally vest ratably over three years on each of March 1, 2027, March 1, 2028 and March 1, 2029. Upon the occurrence of specified events, the LTIP Units reported herein can automatically be converted into Partnership Units of PJT Partners Holdings LP ("Partnership Units") on a one-for-one basis. Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F1 · derivative.exercise_date: Represents a series of LTIP Units of PJT Partners Holdings LP ("LTIP Units") granted by the Issuer to the Reporting Person as a long-term incentive award with respect to 2024 performance year. These LTIP Units generally vest ratably over three years on each of March 1, 2027, March 1, 2028 and March 1, 2029. Upon the occurrence of specified events, the LTIP Units reported herein can automatically be converted into Partnership Units of PJT Partners Holdings LP ("Partnership Units") on a one-for-one basis. Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F1 · derivative.expiration_date: Represents a series of LTIP Units of PJT Partners Holdings LP ("LTIP Units") granted by the Issuer to the Reporting Person as a long-term incentive award with respect to 2024 performance year. These LTIP Units generally vest ratably over three years on each of March 1, 2027, March 1, 2028 and March 1, 2029. Upon the occurrence of specified events, the LTIP Units reported herein can automatically be converted into Partnership Units of PJT Partners Holdings LP ("Partnership Units") on a one-for-one basis. Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

SEC source: 0000950170-25-016416 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 725,410

Underlying: Class A Common Stock · 30,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · security: On December 4, 2024, the Reporting Person submitted an Election to Exchange 30,000 Partnership Units of PJT Partners Holdings LP ("Partnership Units"), with such exchange to be settled for either cash or Class A Common Stock, as determined by the Issuer's Board of Directors prior to the Issuer's quarterly earnings results.

F2 · derivative.exercise_price: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F3 · shares: Effective February 6, 2025, the Reporting Person's Partnership Units were exchange for cash.

F2 · derivative.exercise_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F2 · derivative.expiration_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F4 · balance_after: Includes Partnership Units that were acquiared upon the occurrence of specified vesting events or grants and previously reported as Performance LTIP Units of PJT Partners Holdings LP. Of the 725,410 Partnership Units reported as directly owned, 30,246 remain subject to previously disclosed time-based vesting conditions through March 1, 2027.

SEC source: 0000950170-24-139077 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,670

Underlying: Class A Common Stock · 76 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-24-124265 · ownership.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,183

F1 · kind: Reflects a charitable gift of Class A Common Stock.

SEC source: 0000950170-24-108453 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,594

Underlying: Class A Common Stock · 89 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-24-103514 · ownership.xml · nonDerivative · entry 5

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,433

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $122.50 to $122.50, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-103514 · ownership.xml · nonDerivative · entry 4

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,450

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $121.24 to $122.23, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-103514 · ownership.xml · nonDerivative · entry 3

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,933

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $119.99 to $120.91, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-103514 · ownership.xml · nonDerivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,608

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $118.97 to $119.96, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-103514 · ownership.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 64,333

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $117.96 to $118.70, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-076846 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,505

Underlying: Class A Common Stock · 108 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-24-068807 · ownership.xml · nonDerivative · entry 3

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,433

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in mulitple transactions ranging from $108.31 to $108.45, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-068807 · ownership.xml · nonDerivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 72,212

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $107.27 to $108.23, inclusive. The reporting person undertakes to provide to the Issuer, any seucirty holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-068807 · ownership.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 75,960

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in mulitple transactions ranging from $106.24 to $107.13, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-054701 · ownership.xml · derivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 755,410

Underlying: Class A Common Stock · 755,410 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units of PJT Partners Holdings LP ("Partnership Units") may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F3 · derivative.exercise_date: Includes Partnership Units that were acquired upon the occurrence of specified vesting events or grants and previously reported as Performance LTIP Units of PJT Partners Holdings LP. Of the 755,410 Partnership Units reported, 22,685 remain subject to previously disclosed time and performance vesting conditions.

F3 · derivative.expiration_date: Includes Partnership Units that were acquired upon the occurrence of specified vesting events or grants and previously reported as Performance LTIP Units of PJT Partners Holdings LP. Of the 755,410 Partnership Units reported, 22,685 remain subject to previously disclosed time and performance vesting conditions.

SEC source: 0000950170-24-054701 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Indirect · By family trust

Disclosed balance after: 100,000

Underlying: Class A Common Stock · 30,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units of PJT Partners Holdings LP ("Partnership Units") may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F2 · shares: Effective May 6, 2024, 30,000 Partnership Units beneficially owned by the Reporting Person's children, for which the Reporting Person disclaims benefical ownership, were exchanged for cash.

F1 · derivative.exercise_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units of PJT Partners Holdings LP ("Partnership Units") may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

F1 · derivative.expiration_date: Subject to the terms of the Issuer's Exchange Agreement, on a quarterly basis, Partnership Units of PJT Partners Holdings LP ("Partnership Units") may be exchanged for cash, or at the election of the Issuer, shares of Class A Common Stock of the Issuer on a one-for-one basis.

SEC source: 0000950170-24-035396 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,397

Underlying: Class A Common Stock · 121 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-24-024887 · ownership.xml · derivative · entry 4

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 46,276

Underlying: Class A Common Stock · 8,012 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.

F5 · derivative.exercise_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

F5 · derivative.expiration_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

SEC source: 0000950170-24-024887 · ownership.xml · nonDerivative · entry 3

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,433

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · shares: Represents Class A common stock of the Issuer acquired upon settlement of a restricted stock unit award previously granted to the Reporting Person.

F4 · price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.

SEC source: 0000950170-24-024887 · ownership.xml · nonDerivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,421

F2 · price: The price reported in Column 4 is a weigted average price. These shares were sold in multiple transactions ranging from $104.78 to $105.58, inclusive. The reporting person undertakes to provide to the Issuer, any seucirty holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-024887 · ownership.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 76,733

F1 · price: The price reported in Column 4 is a weigthed average price. These shares were sold in mulitple transactions ranging from $103.78 to $104.77, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-24-015346 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,288

Underlying: Class A Common Stock · 16,860 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · derivative.exercise_date: Restricted stock units granted by the Issuer to the reporting person as a long-term incentive award with respect to 2023 performance year. The restricted stock units vest ratably on each of March 1, 2026, 2027 and 2028 and will be settled in either Class A common stock or cash (or a combination thereof) at the Issuer's discretion.

F2 · derivative.expiration_date: Restricted stock units granted by the Issuer to the reporting person as a long-term incentive award with respect to 2023 performance year. The restricted stock units vest ratably on each of March 1, 2026, 2027 and 2028 and will be settled in either Class A common stock or cash (or a combination thereof) at the Issuer's discretion.

SEC source: 0000950170-23-072726 · ownership.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,428

Underlying: Class A Common Stock · 95 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0000950170-23-067834 · ownership.xml · nonDerivative · entry 3

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,421

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $90.72 to $91.14, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-23-067834 · ownership.xml · nonDerivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 84,344

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $89.72 to $90.71, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0000950170-23-067834 · ownership.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 87,576

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $88.72 to $89.71, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001209191-23-050401 · doc4.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,333

Underlying: Class A Common Stock · 117 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0001209191-23-048220 · doc4.xml · nonDerivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 93,421

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $79.64 to $80.10, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001209191-23-048220 · doc4.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 98,543

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $78.64 to $79.63, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001209191-23-042293 · doc4.xml · nonDerivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 103,421

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $75.00 to $75.39, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001209191-23-042293 · doc4.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 105,487

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $75.00 to $75.26, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001209191-23-032638 · doc4.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,087

Underlying: Class A Common Stock · 21,208 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A Common Stock.

F2 · derivative.exercise_date: Restricted stock units granted by the Issuer to the reporting person as a long-term incentive award with respect to 2022 performance year. The restricted stock units vest ratably on each of March 1, 2025, 2026 and 2027 and will be settled in either Class A common stock or cash (or a combination thereof) at the Issuer's discretion.

F2 · derivative.expiration_date: Restricted stock units granted by the Issuer to the reporting person as a long-term incentive award with respect to 2022 performance year. The restricted stock units vest ratably on each of March 1, 2025, 2026 and 2027 and will be settled in either Class A common stock or cash (or a combination thereof) at the Issuer's discretion.

SEC source: 0001209191-23-021101 · doc4.xml · derivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,879

Underlying: Class A Common Stock · 53 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Issuer Class A common stock.

F2 · kind: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.exercise_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

F2 · derivative.expiration_date: Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in restricted stock units that vest at the same time(s) as the underlying restricted stock units.

SEC source: 0001209191-23-015815 · doc4.xml · derivative · entry 2

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,826

Underlying: Class A Common Stock · 19,564 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.

F3 · derivative.exercise_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

F3 · derivative.expiration_date: Restricted stock units previously granted by the Issuer to the Reporting Person as a long-term incentive award.

SEC source: 0001209191-23-015815 · doc4.xml · nonDerivative · entry 1

Lee Ji-Yeun · CIK 0001653457 · Managing Partner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,421

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents Class A common stock of the Issuer acquired upon settlement of a restricted stock unit award previously granted to the Reporting Person.

F2 · price: Restricted stock units convert into shares of Class A common stock of the Issuer on a one-for-one basis.