TW

SEC source: 0000895345-21-000063 · form4.xml · nonDerivative · entry 2

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 462,059

F3 · shares: Represents shares of Class A Common Stock acquired in connection with the settlement of certain dividend equivalent rights (the "DERs"). The DERs were granted in connection with previously awarded RSUs, and settled in shares of Class A Common Stock in connection with the settlement of the RSUs to which they relate.

F2 · balance_after: This amount includes (i) 298,526 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 51,453 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000063 · form4.xml · nonDerivative · entry 1

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 458,381

F1 · shares: Represents shares withheld by the issuer to satisfy the tax withholding obligation associated with the settlement of restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") held by the reporting person.

F2 · balance_after: This amount includes (i) 298,526 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 51,453 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000062 · form4.xml · nonDerivative · entry 2

Maisey Simon · CIK 0001771402 · Managing Director, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,998

F3 · shares: Represents shares of Class A Common Stock acquired in connection with the settlement of certain dividend equivalent rights (the "DERs"). The DERs were granted in connection with previously awarded RSUs, and settled in shares of Class A Common Stock in connection with the settlement of the RSUs to which they relate.

F2 · balance_after: This amount includes (i) 39,604 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2022 and (ii) 10,290 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000062 · form4.xml · nonDerivative · entry 1

Maisey Simon · CIK 0001771402 · Managing Director, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,546

F1 · shares: Represents shares withheld by the issuer to satisfy the tax withholding obligation associated with the settlement of restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") held by the reporting person.

F2 · balance_after: This amount includes (i) 39,604 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2022 and (ii) 10,290 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000061 · form4.xml · nonDerivative · entry 7

Hult William · CIK 0001771194 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 304,194

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2020.

F9 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.42 to $64.50, inclusive.

F2 · balance_after: This amount includes (i) 249,102 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 43,092 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000061 · form4.xml · nonDerivative · entry 6

Hult William · CIK 0001771194 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 319,725

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2020.

F8 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.40 to $64.38, inclusive.

F2 · balance_after: This amount includes (i) 249,102 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 43,092 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000061 · form4.xml · nonDerivative · entry 5

Hult William · CIK 0001771194 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 356,240

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2020.

F7 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.40 to $63.38, inclusive.

F2 · balance_after: This amount includes (i) 249,102 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 43,092 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000061 · form4.xml · nonDerivative · entry 4

Hult William · CIK 0001771194 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 375,094

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2020.

F6 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.40 to $62.37, inclusive.

F2 · balance_after: This amount includes (i) 249,102 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 43,092 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000061 · form4.xml · nonDerivative · entry 3

Hult William · CIK 0001771194 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 386,123

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 4, 2020.

F5 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.40 to $61.39, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes 5, 6, 7, 8 and 9 to this Form 4.

F2 · balance_after: This amount includes (i) 249,102 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 43,092 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000061 · form4.xml · nonDerivative · entry 2

Hult William · CIK 0001771194 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 390,417

F3 · shares: Represents shares of Class A Common Stock acquired in connection with the settlement of certain dividend equivalent rights (the "DERs"). The DERs were granted in connection with previously awarded RSUs, and settled in shares of Class A Common Stock in connection with the settlement of the RSUs to which they relate.

F2 · balance_after: This amount includes (i) 249,102 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 43,092 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000061 · form4.xml · nonDerivative · entry 1

Hult William · CIK 0001771194 · Director · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 387,606

F1 · shares: Represents shares withheld by the issuer to satisfy the tax withholding obligation associated with the settlement of restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") held by the reporting person.

F2 · balance_after: This amount includes (i) 249,102 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 43,092 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000060 · form4.xml · nonDerivative · entry 6

Friedman Douglas · CIK 0001771193 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,008

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F8 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $63.52 to $64.50, inclusive.

F2 · balance_after: This amount includes (i) 33,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000060 · form4.xml · nonDerivative · entry 5

Friedman Douglas · CIK 0001771193 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,215

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F7 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $62.44 to $63.42, inclusive.

F2 · balance_after: This amount includes (i) 33,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000060 · form4.xml · nonDerivative · entry 4

Friedman Douglas · CIK 0001771193 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,987

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F6 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $61.43 to $62.42, inclusive.

F2 · balance_after: This amount includes (i) 33,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000060 · form4.xml · nonDerivative · entry 3

Friedman Douglas · CIK 0001771193 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,637

F4 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 11, 2020.

F5 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $60.40 to $61.39, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes 5, 6, 7 and 8 to this Form 4.

F2 · balance_after: This amount includes (i) 33,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000060 · form4.xml · nonDerivative · entry 2

Friedman Douglas · CIK 0001771193 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,937

F3 · shares: Represents shares of Class A Common Stock acquired in connection with the settlement of certain dividend equivalent rights (the "DERs"). The DERs were granted in connection with previously awarded RSUs, and settled in shares of Class A Common Stock in connection with the settlement of the RSUs to which they relate.

F2 · balance_after: This amount includes (i) 33,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000060 · form4.xml · nonDerivative · entry 1

Friedman Douglas · CIK 0001771193 · General Counsel and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,550

F1 · shares: Represents shares withheld by the issuer to satisfy the tax withholding obligation associated with the settlement of restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") held by the reporting person.

F2 · balance_after: This amount includes (i) 33,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022 and (ii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000059 · form4.xml · nonDerivative · entry 2

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,234

F3 · shares: Represents shares of Class A Common Stock acquired in connection with the settlement of certain dividend equivalent rights (the "DERs"). The DERs were granted in connection with previously awarded RSUs, and settled in shares of Class A Common Stock in connection with the settlement of the RSUs to which they relate.

F2 · balance_after: This amount includes (i) 44,004 unvested RSUs in respect of the issuer's Class A Common Stock which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-21-000059 · form4.xml · nonDerivative · entry 1

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 82,458

F1 · shares: Represents shares withheld by the issuer to satisfy the tax withholding obligation associated with the settlement of restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") held by the reporting person.

F2 · balance_after: This amount includes (i) 44,004 unvested RSUs in respect of the issuer's Class A Common Stock which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000899243-21-004400 · doc4.xml · derivative · entry 3

York Parent Ltd · CIK 0001771973 · 10% owner

BCP York Holdings (Delaware) L.P. · CIK 0001772025 · 10% owner

BCP York Holdings GP (Delaware) L.L.C. · CIK 0001772024 · 10% owner

BCP York Subsidiary (Cayman) L.P. · CIK 0001772146 · 10% owner

BCP VII Holdings Manager (Cayman) L.L.C. · CIK 0001772019 · 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: Class A Common Stock · 22,988,329 shares

Expires not disclosed

F4 · derivative.exercise_price: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F1 · kind: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F1 · price: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F4 · derivative.exercise_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F4 · derivative.expiration_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F3 · derivative.underlying: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.underlying: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F6 · ownership.nature: These securities are directly held by Refinitiv US PME LLC.

F7 · ownership.nature: Refinitiv US LLC is the controlling member of Refinitiv US PME LLC. Refinitiv US Holdings Inc. is the sole member of Refinitiv US LLC. Refinitiv Parent Limited is the sole shareholder of Refinitiv US Holdings Inc. and Refinitiv TW Holdings ltd. Prior to the Sale, York Parent Limited (f/k/a Refinitiv Holdings Limited) was the sole shareholder of Refinitiv Parent Limited. BCP York Holdings (Delaware) L.P. is the majority shareholder of Refinitiv Holdings Limited. BCP York Holdings GP (Delaware) L.L.C. is the general partner of BCP York Holdings (Delaware) L.P. BCP York Subsidiary (Cayman) L.P. is the sole member of BCP York Holdings GP (Delaware) L.L.C. BCP VII Holdings Manager (Cayman) L.L.C. is the general partner of BCP York Subsidiary (Cayman) L.P.

F8 · ownership.nature: Blackstone Management Associates (Cayman) VII L.P. is the managing member of BCP VII Holdings Manager (Cayman) L.L.C. BCP VII GP L.L.C. is a general partner of Blackstone Management Associates (Cayman) VII L.P. Blackstone Holdings III L.P. is the sole member of BCP VII GP L.L.C. 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 Inc. (f/k/a The Blackstone Group L.P.). The sole holder of the Class C common stock of The Blackstone Group Inc. 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.

F9 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 3.

F10 · 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.

F11 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, 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, each of the Reporting Persons 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.

SEC source: 0000899243-21-004400 · doc4.xml · derivative · entry 2

York Parent Ltd · CIK 0001771973 · 10% owner

BCP York Holdings (Delaware) L.P. · CIK 0001772025 · 10% owner

BCP York Holdings GP (Delaware) L.L.C. · CIK 0001772024 · 10% owner

BCP York Subsidiary (Cayman) L.P. · CIK 0001772146 · 10% owner

BCP VII Holdings Manager (Cayman) L.L.C. · CIK 0001772019 · 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: Class C Common Stock · 22,988,329 shares

Expires not disclosed

F3 · derivative.exercise_price: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.exercise_price: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F1 · kind: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F1 · price: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F3 · derivative.exercise_date: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.exercise_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F3 · derivative.expiration_date: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.expiration_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F6 · ownership.nature: These securities are directly held by Refinitiv US PME LLC.

F7 · ownership.nature: Refinitiv US LLC is the controlling member of Refinitiv US PME LLC. Refinitiv US Holdings Inc. is the sole member of Refinitiv US LLC. Refinitiv Parent Limited is the sole shareholder of Refinitiv US Holdings Inc. and Refinitiv TW Holdings ltd. Prior to the Sale, York Parent Limited (f/k/a Refinitiv Holdings Limited) was the sole shareholder of Refinitiv Parent Limited. BCP York Holdings (Delaware) L.P. is the majority shareholder of Refinitiv Holdings Limited. BCP York Holdings GP (Delaware) L.L.C. is the general partner of BCP York Holdings (Delaware) L.P. BCP York Subsidiary (Cayman) L.P. is the sole member of BCP York Holdings GP (Delaware) L.L.C. BCP VII Holdings Manager (Cayman) L.L.C. is the general partner of BCP York Subsidiary (Cayman) L.P.

F8 · ownership.nature: Blackstone Management Associates (Cayman) VII L.P. is the managing member of BCP VII Holdings Manager (Cayman) L.L.C. BCP VII GP L.L.C. is a general partner of Blackstone Management Associates (Cayman) VII L.P. Blackstone Holdings III L.P. is the sole member of BCP VII GP L.L.C. 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 Inc. (f/k/a The Blackstone Group L.P.). The sole holder of the Class C common stock of The Blackstone Group Inc. 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.

F9 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 3.

F10 · 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.

F11 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, 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, each of the Reporting Persons 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.

SEC source: 0000899243-21-004400 · doc4.xml · derivative · entry 1

York Parent Ltd · CIK 0001771973 · 10% owner

BCP York Holdings (Delaware) L.P. · CIK 0001772025 · 10% owner

BCP York Holdings GP (Delaware) L.L.C. · CIK 0001772024 · 10% owner

BCP York Subsidiary (Cayman) L.P. · CIK 0001772146 · 10% owner

BCP VII Holdings Manager (Cayman) L.L.C. · CIK 0001772019 · 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: Class A Common Stock · 96,933,192 shares

Expires not disclosed

F2 · derivative.exercise_price: Shares of the Issuer's Class B common stock ("Class B Common Stock") have ten votes per share and are exchangeable for shares of the Issuer's Class A common stock ("Class A Common Stock") on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F1 · kind: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F1 · price: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F2 · derivative.exercise_date: Shares of the Issuer's Class B common stock ("Class B Common Stock") have ten votes per share and are exchangeable for shares of the Issuer's Class A common stock ("Class A Common Stock") on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F2 · derivative.expiration_date: Shares of the Issuer's Class B common stock ("Class B Common Stock") have ten votes per share and are exchangeable for shares of the Issuer's Class A common stock ("Class A Common Stock") on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F5 · ownership.nature: These securities are directly held by Refinitiv TW Holdings Ltd.

F7 · ownership.nature: Refinitiv US LLC is the controlling member of Refinitiv US PME LLC. Refinitiv US Holdings Inc. is the sole member of Refinitiv US LLC. Refinitiv Parent Limited is the sole shareholder of Refinitiv US Holdings Inc. and Refinitiv TW Holdings ltd. Prior to the Sale, York Parent Limited (f/k/a Refinitiv Holdings Limited) was the sole shareholder of Refinitiv Parent Limited. BCP York Holdings (Delaware) L.P. is the majority shareholder of Refinitiv Holdings Limited. BCP York Holdings GP (Delaware) L.L.C. is the general partner of BCP York Holdings (Delaware) L.P. BCP York Subsidiary (Cayman) L.P. is the sole member of BCP York Holdings GP (Delaware) L.L.C. BCP VII Holdings Manager (Cayman) L.L.C. is the general partner of BCP York Subsidiary (Cayman) L.P.

F8 · ownership.nature: Blackstone Management Associates (Cayman) VII L.P. is the managing member of BCP VII Holdings Manager (Cayman) L.L.C. BCP VII GP L.L.C. is a general partner of Blackstone Management Associates (Cayman) VII L.P. Blackstone Holdings III L.P. is the sole member of BCP VII GP L.L.C. 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 Inc. (f/k/a The Blackstone Group L.P.). The sole holder of the Class C common stock of The Blackstone Group Inc. 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.

F9 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 3.

F10 · 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.

F11 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, 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, each of the Reporting Persons 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.

SEC source: 0000899243-21-004368 · doc4.xml · derivative · entry 3

Blackstone Management Associates (Cayman) VII L.P. · CIK 0001771935 · 10% owner

BCP VII GP L.L.C. · CIK 0001771947 · 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 Inc · 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: Class A Common Stock · 22,988,329 shares

Expires not disclosed

F4 · derivative.exercise_price: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F1 · kind: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F1 · price: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F4 · derivative.exercise_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F4 · derivative.expiration_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F3 · derivative.underlying: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.underlying: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F6 · ownership.nature: These securities are directly held by Refinitiv US PME LLC.

F7 · ownership.nature: Refinitiv US LLC is the controlling member of Refinitiv US PME LLC. Refinitiv US Holdings Inc. is the sole member of Refinitiv US LLC. Refinitiv Parent Limited is the sole shareholder of Refinitiv US Holdings Inc. and Refinitiv TW Holdings ltd. Prior to the Sale, York Parent Limited (f/k/a Refinitiv Holdings Limited) was the sole shareholder of Refinitiv Parent Limited. BCP York Holdings (Delaware) L.P. is the majority shareholder of Refinitiv Holdings Limited. BCP York Holdings GP (Delaware) L.L.C. is the general partner of BCP York Holdings (Delaware) L.P. BCP York Subsidiary (Cayman) L.P. is the sole member of BCP York Holdings GP (Delaware) L.L.C. BCP VII Holdings Manager (Cayman) L.L.C. is the general partner of BCP York Subsidiary (Cayman) L.P.

F8 · ownership.nature: Blackstone Management Associates (Cayman) VII L.P. is the managing member of BCP VII Holdings Manager (Cayman) L.L.C. BCP VII GP L.L.C. is a general partner of Blackstone Management Associates (Cayman) VII L.P. Blackstone Holdings III L.P. is the sole member of BCP VII GP L.L.C. 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 Inc. (f/k/a The Blackstone Group L.P.). The sole holder of the Class C common stock of The Blackstone Group Inc. 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.

F9 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 3.

F10 · 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.

F11 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, 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, each of the Reporting Persons 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.

SEC source: 0000899243-21-004368 · doc4.xml · derivative · entry 2

Blackstone Management Associates (Cayman) VII L.P. · CIK 0001771935 · 10% owner

BCP VII GP L.L.C. · CIK 0001771947 · 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 Inc · 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: Class C Common Stock · 22,988,329 shares

Expires not disclosed

F3 · derivative.exercise_price: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.exercise_price: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F1 · kind: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F1 · price: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F3 · derivative.exercise_date: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.exercise_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F3 · derivative.expiration_date: Shares of Class D common stock of the Issuer ("Class D Common Stock") have ten votes per share but no economic rights (including rights to dividends or, other than their par value, distributions upon liquidation) and are issued in an equal amount to the number of non-voting common units of Tradeweb Markets LLC, a subsidiary of the Issuer ("LLC Units"), held. Shares of Class D Common Stock are exchangeable for shares of the Issuer's Class C common stock ("Class C Common Stock"), which have one vote per share but no economic rights (other than their par value upon liquidation), on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F4 · derivative.expiration_date: Pursuant to the terms of the limited liability company agreement for Tradeweb Markets LLC, LLC Units may be exchanged for shares of Class A Common Stock or Class B Common Stock, in each case, on a one-for-one basis at the discretion of the holder. Upon such an exchange, a corresponding number of shares of Class D Common Stock (or shares of Class C Common Stock, in the event the holder exchanged its shares of Class D Common Stock as described above) will be canceled. These exchange rights do not expire.

F6 · ownership.nature: These securities are directly held by Refinitiv US PME LLC.

F7 · ownership.nature: Refinitiv US LLC is the controlling member of Refinitiv US PME LLC. Refinitiv US Holdings Inc. is the sole member of Refinitiv US LLC. Refinitiv Parent Limited is the sole shareholder of Refinitiv US Holdings Inc. and Refinitiv TW Holdings ltd. Prior to the Sale, York Parent Limited (f/k/a Refinitiv Holdings Limited) was the sole shareholder of Refinitiv Parent Limited. BCP York Holdings (Delaware) L.P. is the majority shareholder of Refinitiv Holdings Limited. BCP York Holdings GP (Delaware) L.L.C. is the general partner of BCP York Holdings (Delaware) L.P. BCP York Subsidiary (Cayman) L.P. is the sole member of BCP York Holdings GP (Delaware) L.L.C. BCP VII Holdings Manager (Cayman) L.L.C. is the general partner of BCP York Subsidiary (Cayman) L.P.

F8 · ownership.nature: Blackstone Management Associates (Cayman) VII L.P. is the managing member of BCP VII Holdings Manager (Cayman) L.L.C. BCP VII GP L.L.C. is a general partner of Blackstone Management Associates (Cayman) VII L.P. Blackstone Holdings III L.P. is the sole member of BCP VII GP L.L.C. 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 Inc. (f/k/a The Blackstone Group L.P.). The sole holder of the Class C common stock of The Blackstone Group Inc. 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.

F9 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 3.

F10 · 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.

F11 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, 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, each of the Reporting Persons 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.

SEC source: 0000899243-21-004368 · doc4.xml · derivative · entry 1

Blackstone Management Associates (Cayman) VII L.P. · CIK 0001771935 · 10% owner

BCP VII GP L.L.C. · CIK 0001771947 · 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 Inc · 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: Class A Common Stock · 96,933,192 shares

Expires not disclosed

F2 · derivative.exercise_price: Shares of the Issuer's Class B common stock ("Class B Common Stock") have ten votes per share and are exchangeable for shares of the Issuer's Class A common stock ("Class A Common Stock") on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F1 · kind: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F1 · price: On January 29, 2021, the Reporting Persons sold their interests in Refinitiv Parent Limited, which indirectly beneficially owns the securities of the Issuer reported herein, to the London Stock Exchange Group plc ("LSEG plc") in an all-stock transaction, for an aggregate of 204,225,968 voting and limited voting ordinary shares to be issued by LSEG plc in accordance with the terms of the stock purchase agreement governing the transaction (the "Sale"). No securities of the Issuer were transferred by Refinitiv TW Holdings Ltd. or Refinitiv US PME LLC in connection with the Sale, and such entities continue to own the securities reported herein.

F2 · derivative.exercise_date: Shares of the Issuer's Class B common stock ("Class B Common Stock") have ten votes per share and are exchangeable for shares of the Issuer's Class A common stock ("Class A Common Stock") on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F2 · derivative.expiration_date: Shares of the Issuer's Class B common stock ("Class B Common Stock") have ten votes per share and are exchangeable for shares of the Issuer's Class A common stock ("Class A Common Stock") on a one-for-one basis at the discretion of the holder. These exchange rights do not expire.

F5 · ownership.nature: These securities are directly held by Refinitiv TW Holdings Ltd.

F7 · ownership.nature: Refinitiv US LLC is the controlling member of Refinitiv US PME LLC. Refinitiv US Holdings Inc. is the sole member of Refinitiv US LLC. Refinitiv Parent Limited is the sole shareholder of Refinitiv US Holdings Inc. and Refinitiv TW Holdings ltd. Prior to the Sale, York Parent Limited (f/k/a Refinitiv Holdings Limited) was the sole shareholder of Refinitiv Parent Limited. BCP York Holdings (Delaware) L.P. is the majority shareholder of Refinitiv Holdings Limited. BCP York Holdings GP (Delaware) L.L.C. is the general partner of BCP York Holdings (Delaware) L.P. BCP York Subsidiary (Cayman) L.P. is the sole member of BCP York Holdings GP (Delaware) L.L.C. BCP VII Holdings Manager (Cayman) L.L.C. is the general partner of BCP York Subsidiary (Cayman) L.P.

F8 · ownership.nature: Blackstone Management Associates (Cayman) VII L.P. is the managing member of BCP VII Holdings Manager (Cayman) L.L.C. BCP VII GP L.L.C. is a general partner of Blackstone Management Associates (Cayman) VII L.P. Blackstone Holdings III L.P. is the sole member of BCP VII GP L.L.C. 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 Inc. (f/k/a The Blackstone Group L.P.). The sole holder of the Class C common stock of The Blackstone Group Inc. 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.

F9 · ownership.nature: Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 3.

F10 · 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.

F11 · ownership.nature: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, 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, each of the Reporting Persons 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.

SEC source: 0000895345-21-000031 · form4.xml · nonDerivative · entry 1

Maisey Simon · CIK 0001771402 · Managing Director, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,122

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 15, 2020.

F2 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.51 to $65.08, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or 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 in this footnote 2 to this Form 4.

F3 · balance_after: This amount includes (i) 39,604 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 10,290 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 24,628 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000026 · form4.xml · derivative · entry 3

Maisey Simon · CIK 0001771402 · Managing Director, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,238

Underlying: Class A common stock · 7,500 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 28, 2020.

F4 · derivative.exercise_date: The option is fully vested and exercisable as of the date hereof.

SEC source: 0000895345-21-000026 · form4.xml · nonDerivative · entry 2

Maisey Simon · CIK 0001771402 · Managing Director, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,022

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 28, 2020.

F3 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.34 to $65.32, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or 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 in this footnote 3 to this Form 4.

F2 · balance_after: This amount includes (i) 39,604 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 10,290 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 24,628 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000026 · form4.xml · nonDerivative · entry 1

Maisey Simon · CIK 0001771402 · Managing Director, Corp. Dev.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,522

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 28, 2020.

F2 · balance_after: This amount includes (i) 39,604 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 10,290 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 24,628 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000022 · form4.xml · derivative · entry 10

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 239,420

Underlying: Class A common stock · 4,688 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F7 · derivative.exercise_date: The option is fully vested and exercisable as of the date hereof.

SEC source: 0000895345-21-000022 · form4.xml · nonDerivative · entry 7

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,301

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.00 to $65.43, inclusive.

F2 · balance_after: This amount includes (i) 44,004 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock (the "Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 42,218 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000022 · form4.xml · nonDerivative · entry 6

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,989

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F2 · balance_after: This amount includes (i) 44,004 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock (the "Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 42,218 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000022 · form4.xml · derivative · entry 9

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 244,108

Underlying: Class A common stock · 101,966 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F7 · derivative.exercise_date: The option is fully vested and exercisable as of the date hereof.

SEC source: 0000895345-21-000022 · form4.xml · nonDerivative · entry 5

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,301

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $66.00 to $66.05, inclusive.

F2 · balance_after: This amount includes (i) 44,004 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock (the "Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 42,218 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000022 · form4.xml · nonDerivative · entry 4

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 103,301

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.00 to $65.99, inclusive.

F2 · balance_after: This amount includes (i) 44,004 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock (the "Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 42,218 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000022 · form4.xml · nonDerivative · entry 3

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 204,267

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F2 · balance_after: This amount includes (i) 44,004 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock (the "Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 42,218 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000022 · form4.xml · derivative · entry 8

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 346,074

Underlying: Class A common stock · 13,055 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F7 · derivative.exercise_date: The option is fully vested and exercisable as of the date hereof.

SEC source: 0000895345-21-000022 · form4.xml · nonDerivative · entry 2

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,301

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.00 to $65.42, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes 3, 4, 5 and 6 to this Form 4.

F2 · balance_after: This amount includes (i) 44,004 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock (the "Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 42,218 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-21-000022 · form4.xml · nonDerivative · entry 1

Bruni Enrico · CIK 0001771187 · Managing Director, Europe/Asia

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,356

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 1, 2020.

F2 · balance_after: This amount includes (i) 44,004 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock (the "Class A Common Stock") which are scheduled to vest on January 1, 2022, and (ii) 16,079 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date. This amount also includes 42,218 vested RSUs which will be settled on February 1, 2021.

SEC source: 0000895345-20-001163 · form4.xml · derivative · entry 7

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,768,500

Underlying: Class A common stock · 148,424 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2020.

F6 · derivative.exercise_date: The option is fully vested and exercisable as of the date hereof.

SEC source: 0000895345-20-001163 · form4.xml · nonDerivative · entry 4

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 557,692

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2020.

F4 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.00 to $68.80, inclusive.

F2 · balance_after: This amount includes (i) 207,713 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2021, (ii) 298,526 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022, and (iii) 51,453 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-20-001163 · form4.xml · nonDerivative · entry 3

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 706,116

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2020.

F2 · balance_after: This amount includes (i) 207,713 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2021, (ii) 298,526 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022, and (iii) 51,453 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-20-001163 · form4.xml · derivative · entry 6

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,916,924

Underlying: Class A common stock · 17,375 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2020.

F6 · derivative.exercise_date: The option is fully vested and exercisable as of the date hereof.

SEC source: 0000895345-20-001163 · form4.xml · nonDerivative · entry 2

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 557,692

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2020.

F3 · price: The price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $68.00 to $68.11, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes 3 and 4 to this Form 4.

F2 · balance_after: This amount includes (i) 207,713 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2021, (ii) 298,526 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022, and (iii) 51,453 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-20-001163 · form4.xml · nonDerivative · entry 1

Olesky Lee · CIK 0001771195 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 575,067

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2020.

F2 · balance_after: This amount includes (i) 207,713 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2021, (ii) 298,526 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022, and (iii) 51,453 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-20-001158 · form4.xml · derivative · entry 4

Zucker Scott · CIK 0001771197 · Chief Admin. and Risk Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A common stock · 19,274 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 16, 2020.

F4 · derivative.exercise_date: This option is fully vested and exercisable as of the date hereof.

SEC source: 0000895345-20-001158 · form4.xml · nonDerivative · entry 3

Zucker Scott · CIK 0001771197 · Chief Admin. and Risk Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,275

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 16, 2020.

F2 · balance_after: This amount includes (i) 22,867 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2021, (ii) 26,404 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022, and (iii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-20-001158 · form4.xml · nonDerivative · entry 2

Zucker Scott · CIK 0001771197 · Chief Admin. and Risk Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,375

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 16, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.37 to $66.32, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or 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 in footnote 3 to this Form 4.

F2 · balance_after: This amount includes (i) 22,867 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2021, (ii) 26,404 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022, and (iii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-20-001158 · form4.xml · nonDerivative · entry 1

Zucker Scott · CIK 0001771197 · Chief Admin. and Risk Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,549

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 16, 2020.

F2 · balance_after: This amount includes (i) 22,867 unvested restricted stock units ("RSUs") in respect of the issuer's Class A common stock ("Class A Common Stock") which are scheduled to vest on January 1, 2021, (ii) 26,404 unvested RSUs in respect of Class A Common Stock which are scheduled to vest on January 1, 2022, and (iii) 9,004 unvested RSUs in respect of Class A Common Stock which are scheduled to vest in equal installments on each of the first, second and third anniversaries of March 17, 2020, in each case subject to the reporting person's continued employment through the applicable vesting date.

SEC source: 0000895345-20-001157 · form4.xml · derivative · entry 4

WARSHAW ROBERT J · CIK 0001278872 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,851

Underlying: Class A common stock · 15,419 shares

Expires 2028-10-26

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 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 13, 2019.

F5 · derivative.exercise_date: This option is fully vested and exercisable as of the date hereof.