GDYN

SEC source: 0001209191-21-063454 · doc4.xml · nonDerivative · entry 7

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 83,176

F7 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the O. Fox Charitable Trust for which the Reporting Person serves as trustee (the "O. Fox Trust").

F8 · price: This transaction was executed in multiple trades at prices ranging from $34.03 to $35.00. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F9 · ownership.nature: The shares are held of record by the O. Fox Trust.

SEC source: 0001209191-21-063454 · doc4.xml · nonDerivative · entry 6

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 174,639

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

SEC source: 0001209191-21-063454 · doc4.xml · nonDerivative · entry 5

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 174,689

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F6 · price: This transaction was executed in multiple trades at prices ranging from $37.355 to $37.93. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-063454 · doc4.xml · nonDerivative · entry 4

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 174,939

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F5 · price: This transaction was executed in multiple trades at prices ranging from $36.31 to $37.01. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-063454 · doc4.xml · nonDerivative · entry 3

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 175,339

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F4 · price: This transaction was executed in multiple trades at prices ranging from $35.13 to $36.02. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-063454 · doc4.xml · nonDerivative · entry 2

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 177,138

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F3 · price: This transaction was executed in multiple trades at prices ranging from $34.11 to $35.08. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-063454 · doc4.xml · nonDerivative · entry 1

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 178,639

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-063453 · doc4.xml · nonDerivative · entry 1

Gryzlov Yury · CIK 0001805673 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 198,679

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-063452 · doc4.xml · nonDerivative · entry 1

Doradla Anil · CIK 0001731166 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 214,347

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-061035 · doc4.xml · nonDerivative · entry 1

Beijing Teamsun Technology Co. Ltd. · CIK 0001806217 · 10% owner

Teamsun Technology (HK) Ltd · CIK 0001806221 · 10% owner

Automated Systems Holdings Ltd · CIK 0001806219 · 10% owner

GDB International Investment Ltd · CIK 0001806225 · 10% owner

GDD International Holding Co · CIK 0001806223 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,802,570

F1 · kind: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · kind: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · kind: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

F1 · price: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · price: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · price: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

F4 · balance_after: These securities are directly held by GDD International Holding Company ("GDD"), which is a wholly-owned subsidiary of GDB International Investment Limited, which is a wholly-owned subsidiary of Automated Systems Holdings Limited, which is a subsidiary controlled by Teamsun Technology (HK) Limited, which is a wholly-owned subsidiary of Beijing Teamsun Technology Co., Ltd. (collectively, the "Teamsun Entities").

F5 · balance_after: Each of the Teamsun Entities may be deemed to beneficially own the securities directly owned by GDD, although each of the Teamsun Entities (other than GDD) disclaims beneficial ownership of such securities, except to the extent of their respective pecuniary interest therein. Pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than GDD) 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: 0001209191-21-061003 · doc4.xml · nonDerivative · entry 1

Zhang Shuo · CIK 0001805694 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,595

F1 · kind: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · kind: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · kind: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

F1 · price: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · price: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · price: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

SEC source: 0001209191-21-061001 · doc4.xml · nonDerivative · entry 1

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 84,084

F1 · kind: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · kind: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · kind: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

F1 · price: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · price: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · price: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

F4 · ownership.nature: The shares are held of record by the O. Fox Charitable Trust for which the Reporting Person serves as trustee.

SEC source: 0001209191-21-060999 · doc4.xml · nonDerivative · entry 1

BENHAMOU ERIC · CIK 0001188321 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,406,917

F1 · kind: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · kind: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · kind: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

F1 · price: On October 15, 2021, the Reporting Person received these shares of the Issuer's common stock pursuant to an "earn-out" provision in Section 2.19(e)(ii) of that certain Agreement and Plan of Merger (the "Merger Agreement") dated as of November 13, 2019 by and among the Issuer and the parties listed in the Merger Agreement.

F2 · price: (continuation from footnote 1) The Merger Agreement provided that if, after preparing the "Closing Statement" required by the Merger Agreement, the "Post-Closing Adjustment" (which generally relates to cash accounts, working capital and indebtedness at the "Closing Date") was a positive number, the Issuer would be required to issue that number of new shares of common stock of the Issuer equal to the Post-Closing Adjustment divided by the "Parent Stock Signing Price" (i.e. $10.19), and to deposit such shares with the "Exchange Agent" for distribution to the "Shareholders" in accordance with their "Shareholder Pro Rata Shares" (as each such term is defined in the Merger Agreement), for no additional consideration.

F3 · price: (continuation from footnote 2) The Reporting Person's right to receive such additional shares in a non-market manner for no additional consideration became fixed and irrevocable on March 5, 2020, the effective date of the merger. Accordingly, by law, the date of acquisition of such earn-out shares for purposes of Section 16(b) is March 5, 2020, the effective date of the merger.

F4 · ownership.nature: The shares are held of record by BGV Opportunity Fund, for which the Reporting Person serves as an officer, director and general partner.

SEC source: 0001209191-21-059930 · doc4.xml · nonDerivative · entry 2

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 83,459

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the O. Fox Charitable Trust for which the Reporting Person serves as trustee (the "O. Fox Trust").

F4 · price: This transaction was executed in multiple trades at prices ranging from $28.00 to $28.32. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F5 · ownership.nature: The shares are held of record by the O. Fox Trust.

SEC source: 0001209191-21-059930 · doc4.xml · nonDerivative · entry 1

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 180,942

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $27.99 to $28.41. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-056421 · doc4.xml · nonDerivative · entry 2

BENHAMOU ERIC · CIK 0001188321 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,394,850

F3 · price: This transaction was executed in multiple trades at prices ranging from $28.60 to $28.84. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F2 · ownership.nature: The shares are held of record by BGV Opportunity Fund, for which the Reporting Person serves as an officer, director and general partner.

SEC source: 0001209191-21-056164 · doc4.xml · nonDerivative · entry 2

Kozyrkov Vadim · CIK 0001805555 · SVP of Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,757

F2 · kind: The shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on December 16, 2020.

SEC source: 0001209191-21-056421 · doc4.xml · nonDerivative · entry 1

BENHAMOU ERIC · CIK 0001188321 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,412,215

F1 · price: This transaction was executed in multiple trades at prices ranging from $28.80 to $29.47. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F2 · ownership.nature: The shares are held of record by BGV Opportunity Fund, for which the Reporting Person serves as an officer, director and general partner.

SEC source: 0001209191-21-056164 · doc4.xml · nonDerivative · entry 1

Kozyrkov Vadim · CIK 0001805555 · SVP of Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 194,140

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-056165 · doc4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,626,938

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-056160 · doc4.xml · nonDerivative · entry 1

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 184,942

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-056159 · doc4.xml · nonDerivative · entry 1

Gryzlov Yury · CIK 0001805673 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 200,982

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-056156 · doc4.xml · nonDerivative · entry 1

Doradla Anil · CIK 0001731166 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 216,285

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-055805 · doc4.xml · nonDerivative · entry 2

BENHAMOU ERIC · CIK 0001188321 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,500,062

F3 · price: This transaction was executed in multiple trades at prices ranging from $30.00 to $30.28. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F2 · ownership.nature: The shares are held of record by BGV Opportunity Fund, for which the Reporting Person serves as an officer, director and general partner.

SEC source: 0001209191-21-055805 · doc4.xml · nonDerivative · entry 1

BENHAMOU ERIC · CIK 0001188321 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 1,547,522

F1 · price: This transaction was executed in multiple trades at prices ranging from $30.00 to $30.74. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F2 · ownership.nature: The shares are held of record by BGV Opportunity Fund, for which the Reporting Person serves as an officer, director and general partner.

SEC source: 0001209191-21-055325 · doc4.xml · nonDerivative · entry 1

Zhang Shuo · CIK 0001805694 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,193

F1 · price: This transaction was executed in multiple trades at prices ranging from $31.70 to $31.74. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-055324 · doc4.xml · nonDerivative · entry 2

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 86,459

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the O. Fox Charitable Trust for which the Reporting Person serves as trustee (the "O. Fox Trust").

F4 · price: This transaction was executed in multiple trades at prices ranging from $30.04 to $30.94. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F5 · ownership.nature: The shares are held of record by the O. Fox Trust.

SEC source: 0001209191-21-055324 · doc4.xml · nonDerivative · entry 1

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 189,202

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $30.08 to $30.98. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-054538 · doc4.xml · derivative · entry 3

Wang Yueou · CIK 0001805701 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 71,553

Underlying: Common Stock · 80,000 shares

Expires 2028-11-11

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_date: The shares subject to the option are fully vested and immediately exercisable.

SEC source: 0001209191-21-054538 · doc4.xml · nonDerivative · entry 2

Wang Yueou · CIK 0001805701 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,534

F1 · price: This transaction was executed in multiple trades at prices ranging from $25.58 to $26.28. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-054538 · doc4.xml · nonDerivative · entry 1

Wang Yueou · CIK 0001805701 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,534

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.

SEC source: 0001209191-21-050996 · doc4.xml · derivative · entry 3

Livschitz Leonard · CIK 0001805657 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 206,781 shares

Expires 2029-05-21

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_date: The shares subject to the option are fully vested and immediately exercisable.

SEC source: 0001209191-21-050996 · doc4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,670,801

F1 · shares: Represents shares withheld by the Issuer to pay the exercise price and taxes pursuant to the "net exercise" of 206,781 option shares.

SEC source: 0001209191-21-050996 · doc4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,793,976

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.

SEC source: 0001209191-21-050201 · doc4.xml · nonDerivative · entry 2

Kozyrkov Vadim · CIK 0001805555 · SVP of Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 198,400

F2 · kind: The shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on December 16, 2020.

SEC source: 0001209191-21-050200 · doc4.xml · nonDerivative · entry 3

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 89,459

F4 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the O. Fox Charitable Trust for which the Reporting Person serves as trustee (the "O. Fox Trust").

F5 · price: This transaction was executed in multiple trades at prices ranging from $20.53 to $21.08. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F6 · ownership.nature: The shares are held of record by the O. Fox Trust.

SEC source: 0001209191-21-050200 · doc4.xml · nonDerivative · entry 2

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,202

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F3 · price: This transaction was executed in multiple trades at prices ranging from $20.55 to $21.20. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-050201 · doc4.xml · nonDerivative · entry 1

Kozyrkov Vadim · CIK 0001805555 · SVP of Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 198,607

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-050200 · doc4.xml · nonDerivative · entry 1

Klimoff Stan · CIK 0001805664 · Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 197,202

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-050199 · doc4.xml · nonDerivative · entry 1

Gryzlov Yury · CIK 0001805673 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,242

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-050197 · doc4.xml · nonDerivative · entry 1

Doradla Anil · CIK 0001731166 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 219,870

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-045840 · doc4.xml · nonDerivative · entry 4

Klimoff Stan · CIK 0001805664 · VP of Corporate Development

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 92,459

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the O. Fox Charitable Trust for which the Reporting Person serves as trustee (the "O. Fox Trust").

F5 · ownership.nature: The shares are held of record by the O. Fox Trust.

SEC source: 0001209191-21-045840 · doc4.xml · nonDerivative · entry 3

Klimoff Stan · CIK 0001805664 · VP of Corporate Development

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 92,599

F3 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the O. Fox Charitable Trust for which the Reporting Person serves as trustee (the "O. Fox Trust").

F4 · price: This transaction was executed in multiple trades at prices ranging from $19.14 to $19.90. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

F5 · ownership.nature: The shares are held of record by the O. Fox Trust.

SEC source: 0001209191-21-045840 · doc4.xml · nonDerivative · entry 2

Klimoff Stan · CIK 0001805664 · VP of Corporate Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 199,505

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

SEC source: 0001209191-21-045840 · doc4.xml · nonDerivative · entry 1

Klimoff Stan · CIK 0001805664 · VP of Corporate Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 199,692

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan entered into on March 11, 2021 by the Reporting Person.

F2 · price: This transaction was executed in multiple trades at prices ranging from $19.14 to $19.93. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.

SEC source: 0001209191-21-045996 · doc4.xml · nonDerivative · entry 1

Beijing Teamsun Technology Co. Ltd. · CIK 0001806217 · 10% owner

Teamsun Technology (HK) Ltd · CIK 0001806221 · 10% owner

Automated Systems Holdings Ltd · CIK 0001806219 · 10% owner

GDB International Investment Ltd · CIK 0001806225 · 10% owner

GDD International Holding Co · CIK 0001806223 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,690,295

F1 · shares: In connection with the Issuer's public offering, 4,800,000 shares were sold by GDD International Holding Company to the underwriters of the public offering.

F2 · price: Pursuant to an underwritten public offering of the Issuer's common stock (the "Offering"), on June 30, 2021, the Issuer, the selling stockholders named in the Underwriting Agreement (as defined below) and the underwriters of the Offering (the "Underwriter"), entered into an Underwriting Agreement (the "Underwriting Agreement"). Pursuant to the Underwriting Agreement, GDD International Holding Company ("GDD") sold 4,800,000 shares of common stock of the Issuer to the Underwriters. The per share sale price reported in this Form 4 does not reflect underwriting discounts.

F3 · balance_after: These securities are directly held by GDD, which is a wholly-owned subsidiary of GDB International Investment Limited, which is a wholly-owned subsidiary of Automated Systems Holdings Limited, which is a subsidiary controlled by Teamsun Technology (HK) Limited, which is a wholly-owned subsidiary of Beijing Teamsun Technology Co., Ltd. (collectively, the "Teamsun Entities").

F4 · balance_after: Each of the Teamsun Entities may be deemed to beneficially own the securities directly owned by GDD, although each of the Teamsun Entities (other than GDD) disclaims beneficial ownership of such securities, except to the extent of their respective pecuniary interest therein. Pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than GDD) 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: 0001209191-21-041040 · doc4.xml · nonDerivative · entry 1

Kozyrkov Vadim · CIK 0001805555 · SVP of Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 200,910

F1 · kind: The shares were sold pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on December 16, 2020.

SEC source: 0001209191-21-040671 · doc4.xml · nonDerivative · entry 1

Livshitz Victoria · CIK 0001805543 · EVP of Customer Success

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 211,229

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-040667 · doc4.xml · nonDerivative · entry 1

Kozyrkov Vadim · CIK 0001805555 · SVP of Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 201,293

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.

SEC source: 0001209191-21-040668 · doc4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,587,195

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units.