Kostman David

SEC source: 0001178913-26-004694 · ownership.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,141

SEC source: 0001874180-26-000008 · wk-form4_1781038831.xml · nonDerivative · entry 3

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,510,440

F3 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of performance stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-26-000008 · wk-form4_1781038831.xml · nonDerivative · entry 2

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,517,156

F2 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-26-000008 · wk-form4_1781038831.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,525,026

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-26-000006 · wk-form4_1780447350.xml · nonDerivative · entry 3

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,553,437

F3 · price: The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $1.0650 to $1.0675 per share. Upon request, the reporting person will provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001874180-26-000006 · wk-form4_1780447350.xml · nonDerivative · entry 2

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,539,937

F2 · price: The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $1.1904 to $1.1999 per share. Upon request, the reporting person will provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001874180-26-000006 · wk-form4_1780447350.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,524,937

F1 · price: The reported price is a weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $1.1399 to $1.1699 per share. Upon request, the reporting person will provide full information regarding the number of shares purchased at each separate price.

SEC source: 0001874180-26-000004 · wk-form4_1779138292.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,506,937

F1 · price: Restricted stock units granted pursuant to the Issuer's 2007 Omnibus Securities and Incentive Plan which vest in increments over four years as follows: one-eighth of such awards shall vest on June 5, 2026, and one-sixteenth of such awards shall vest on September 5, 2026, and each quarterly anniversary thereafter.

SEC source: 0001874180-26-000002 · wk-form4_1773182910.xml · nonDerivative · entry 3

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,182,937

F3 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-26-000002 · wk-form4_1773182910.xml · nonDerivative · entry 2

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,196,617

F2 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-26-000002 · wk-form4_1773182910.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,207,660

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of performance stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-25-000003 · wk-form4_1757372287.xml · nonDerivative · entry 3

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,213,955

F3 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-25-000003 · wk-form4_1757372287.xml · nonDerivative · entry 2

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,230,545

F2 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-25-000003 · wk-form4_1757372287.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,243,936

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of performance stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-25-000123 · wk-form4_1749587508.xml · nonDerivative · entry 3

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,253,152

F3 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-25-000123 · wk-form4_1749587508.xml · nonDerivative · entry 2

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,286,332

F2 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-25-000123 · wk-form4_1749587508.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,299,724

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of performance stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-25-000105 · wk-form4_1749258518.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,308,940

F1 · price: Restricted stock units granted pursuant to the Issuer's OB07 Long-Term Incentive Plan which vest in increments over four years as follows: one-eighth of such awards shall vest on the grant date, and one-sixteenth of such awards shall vest on September 5, 2025 and each quarterly anniversary thereafter.

SEC source: 0001454938-25-000052 · wk-form4_1742245066.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 828,940

F1 · price: The reporting person acquired 20,000 shares of common stock in an open market transaction at a weighted average price of $3.98 per share. The shares were purchased in multiple transactions ranging from $3.95 to $3.99, inclusive. The reporting person undertakes to provide, upon request, the SEC or any security holder of the issuer, full information regarding the number of shares purchased at each separate price within the range in which the transaction was executed.

SEC source: 0001454938-25-000031 · wk-form4_1741734967.xml · derivative · entry 4

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,000

Underlying: Common Stock · 200,000 shares

Expires 2034-06-04

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

F4 · derivative.exercise_price: Represents Performance Stock Units (PSUs) that have not achieved the market based performance metric as of this date. Subject to achievement of above-target stock price goals, the reporting person is eligible to earn up to 300% of the target amount of PSUs reported here.

F4 · derivative.exercise_date: Represents Performance Stock Units (PSUs) that have not achieved the market based performance metric as of this date. Subject to achievement of above-target stock price goals, the reporting person is eligible to earn up to 300% of the target amount of PSUs reported here.

F4 · balance_after: Represents Performance Stock Units (PSUs) that have not achieved the market based performance metric as of this date. Subject to achievement of above-target stock price goals, the reporting person is eligible to earn up to 300% of the target amount of PSUs reported here.

SEC source: 0001454938-25-000031 · wk-form4_1741734967.xml · nonDerivative · entry 3

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 808,940

F3 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-25-000031 · wk-form4_1741734967.xml · nonDerivative · entry 2

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 820,063

F2 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of Performance Stock Units (PSUs) under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-25-000031 · wk-form4_1741734967.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 854,474

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

F1 · shares: Represents the achievement of one of the market based performance metrics of the Performance Stock Units (PSUs), which were previously reported in Table II at the time of grant. Upon achievement, 48,926 shares of common stock were delivered to the reporting person net of withholding (see footnote below). The remaining 116,663 units are subject to service based vesting requirements.

SEC source: 0001874180-25-000007 · wk-form4a_1765319401.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,215,320

F1 · shares: This Form 4/A is being filed to correct the number of shares withheld to satisfy tax withholding obligations in connection with an equity award vesting reported on the Form 4 filed on March 11, 2025, as amended by the Form 4/A filed on December 9, 2025. The previously reported number of shares withheld was overstated by 1,365 shares. The transaction line above reflects the correct number of shares withheld. No other information in the original filing has been revised.

SEC source: 0001874180-25-000005 · wk-form4a_1765317721.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,215,320

F1 · shares: This Form 4/A is being filed to correct the number of shares withheld to satisfy tax withholding obligations in connection with an equity award vesting reported on the Form 4 filed on March 11, 2025. The previously reported number of shares withheld was overstated by 1,365 shares. The transaction line above reflects the correct number of shares withheld. No other information in the original filing has been revised.

SEC source: 0001454938-25-000007 · wk-form4_1736544235.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 654,474

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-24-000233 · wk-form4_1733781663.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 657,009

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-24-000184 · wk-form4_1728426067.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 666,768

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-24-000172 · wk-form4_1725918450.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 668,990

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-24-000140 · wk-form4_1720559311.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 678,748

F1 · shares: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-24-000119 · wk-form4_1717807399.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 680,970

F1 · price: Shares withheld by the Issuer to cover tax obligations arising upon vesting and settlement of restricted stock units under the Issuer's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001810806-24-000159 · wk-form4_1718229505.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 142,712

F1 · date: This Form 4 is a refiling of a Form 4 filed on June 6, 2024 that did not properly identify the Reporting Person.

F2 · shares: Represents restricted stock units granted to the Reporting Person. The shares subject to this award vest in full on the earlier of (i) the first anniversary of the date of grant or (ii) the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service through such date.

SEC source: 0001454938-24-000105 · wk-form4_1717720578.xml · derivative · entry 2

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 400,000

Underlying: Common Stock · 400,000 shares

Expires 2034-06-04

F2 · derivative.exercise_price: Represents the target amount of Performance Stock Units ("PSUs") granted to the reporting person pursuant to the Issuer's 2021 Long-Term Incentive Plan. Each PSU represents a right to receive one share of common stock subject to achievement of both service-based and performance-based vesting conditions, with the performance-based condition based on the achievement by the Issuer of pre-established stock price targets, over a three-year performance period ending on December 31, 2026. Subject to achievement of above-target stock price goals, the reporting person is eligible to earn up to 200% of the target amount of PSUs reported here.

F2 · derivative.exercise_date: Represents the target amount of Performance Stock Units ("PSUs") granted to the reporting person pursuant to the Issuer's 2021 Long-Term Incentive Plan. Each PSU represents a right to receive one share of common stock subject to achievement of both service-based and performance-based vesting conditions, with the performance-based condition based on the achievement by the Issuer of pre-established stock price targets, over a three-year performance period ending on December 31, 2026. Subject to achievement of above-target stock price goals, the reporting person is eligible to earn up to 200% of the target amount of PSUs reported here.

SEC source: 0001454938-24-000105 · wk-form4_1717720578.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 695,767

F1 · price: Restricted stock units granted pursuant to the Issuer's 2021 Long-Term Incentive Plan which vest in increments over a period of four years as follows: one-eighth of such awards shall vest on the grant date, and one-sixteenth of such awards shall vest on September 5, 2024 and each quarterly anniversary thereafter.

SEC source: 0001454938-24-000042 · wk-form4_1712611025.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 495,767

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-24-000033 · wk-form4_1709942032.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 497,939

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-24-000012 · wk-form4_1704755416.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 503,282

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-23-000161 · wk-form4_1702085690.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 505,816

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-23-000146 · wk-form4_1696974707.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 510,538

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-23-000132 · wk-form4_1694209865.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 512,760

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-23-000112 · wk-form4_1688776600.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 517,481

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-23-000080 · wk-form4_1686179373.xml · nonDerivative · entry 2

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 519,703

F2 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001810806-23-000101 · wf-form4_168635680394720.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,980

F1 · shares: Represents restricted stock units granted to the Reporting Person. The shares subject to this award vest in full on the earlier of (i) the first anniversary of the date of grant or (ii) the date of the Issuer's next annual meeting of stockholders, subject to the Reporting Person's continued service through such date.

SEC source: 0001454938-23-000080 · wk-form4_1686179373.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 524,425

F1 · price: Restricted stock units granted pursuant to the Company's 2021 Long-Term Incentive Plan which vest in sixteen equal increments beginning on June 5, 2023 and on each quarterly anniversary thereof.

SEC source: 0001454938-23-000037 · wf-form4_168090439473747.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 411,925

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001454938-23-000021 · wf-form4_167840492650299.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 414,147

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-23-000002 · wf-form4_167340230073786.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 416,284

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2007 Omnibus Securities and Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001874180-22-000014 · wf-form4_167062933408419.xml · nonDerivative · entry 1

Kostman David · CIK 0001874180 · Director · Co-Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 418,823

F1 · shares: Shares withheld by the Company to cover tax obligations arising upon vesting and settlement of restricted stock units under the registrant's 2021 Long-Term Incentive Plan in a transaction exempt under Rule 16b-3.

SEC source: 0001810806-22-000093 · wf-form4_166804291095983.xml · derivative · entry 5

Kostman David · CIK 0001874180 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,014

Underlying: Common Stock · 24,014 shares

Expires 2031-01-16

F9 · shares: Received in exchange for ironSource Options to purchase 220,522 ironSource Ordinary Shares at an exercise price of $0.73 per share. Pursuant to the Merger Agreement, at the Effective Time, such ironSourceOptions were assumed by the Issuer and converted into Options to purchase a number of shares of Common Stock, with such Options subject to substantially the same terms as such ironSource Options, except thatsuch Options (a) represent an option to acquire a number of shares of Common Stock, rounded down to the nearest whole number of shares, equal to the product obtained by multiplying (x) the number ofironSource Ordinary Shares subject to such ironSource Options, by (y) the Exchange Ratio, and (b) have an exercise price per share of Common Stock equal to the quotient obtained by dividing (i) the per shareexercise price for ironSource Ordinary Shares subject to such ironSource Options by (ii) the Exchange Ratio, rounded up to the nearest whole cent.

F10 · shares: These Options were fully vested at the Effective Time.

F9 · derivative.exercise_date: Received in exchange for ironSource Options to purchase 220,522 ironSource Ordinary Shares at an exercise price of $0.73 per share. Pursuant to the Merger Agreement, at the Effective Time, such ironSourceOptions were assumed by the Issuer and converted into Options to purchase a number of shares of Common Stock, with such Options subject to substantially the same terms as such ironSource Options, except thatsuch Options (a) represent an option to acquire a number of shares of Common Stock, rounded down to the nearest whole number of shares, equal to the product obtained by multiplying (x) the number ofironSource Ordinary Shares subject to such ironSource Options, by (y) the Exchange Ratio, and (b) have an exercise price per share of Common Stock equal to the quotient obtained by dividing (i) the per shareexercise price for ironSource Ordinary Shares subject to such ironSource Options by (ii) the Exchange Ratio, rounded up to the nearest whole cent.

F10 · derivative.exercise_date: These Options were fully vested at the Effective Time.

SEC source: 0001810806-22-000093 · wf-form4_166804291095983.xml · derivative · entry 4

Kostman David · CIK 0001874180 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,179

Underlying: Common Stock · 27,179 shares

Expires 2025-06-30

F7 · shares: Received in exchange for options to purchase ("ironSource Options") 249,582 ironSource Ordinary Shares at an exercise price of $3.14 per share. Pursuant to the Merger Agreement, at the Effective Time, suchironSource Options were assumed by the Issuer and converted into options to purchase a number of shares of Common Stock ("Options"), with such Options subject to substantially the same terms as suchironSource Options, except that such Options (a) represent an option to acquire a number of shares of Common Stock, rounded down to the nearest whole number of shares, equal to the product obtainedby multiplying (x) the number of ironSource Ordinary Shares subject to such ironSource Options, by (y) the Exchange Ratio, and (b) have an exercise price per share of Common Stock equal to the quotient obtainedby dividing (i) the per share exercise price for ironSource Ordinary Shares subject to such ironSource Options by (ii) the Exchange Ratio, rounded up to the nearest whole cent.

F8 · shares: These ironSource Options vested 33% on January 17, 2022, with the remaining 67% vesting in equal quarterly installments over a two-year period beginning on January 17, 2023, such that on January 17, 2024, such Options will be 100% vested, subjectto the Reporting Person's continued service through the vesting period.

F7 · derivative.exercise_date: Received in exchange for options to purchase ("ironSource Options") 249,582 ironSource Ordinary Shares at an exercise price of $3.14 per share. Pursuant to the Merger Agreement, at the Effective Time, suchironSource Options were assumed by the Issuer and converted into options to purchase a number of shares of Common Stock ("Options"), with such Options subject to substantially the same terms as suchironSource Options, except that such Options (a) represent an option to acquire a number of shares of Common Stock, rounded down to the nearest whole number of shares, equal to the product obtainedby multiplying (x) the number of ironSource Ordinary Shares subject to such ironSource Options, by (y) the Exchange Ratio, and (b) have an exercise price per share of Common Stock equal to the quotient obtainedby dividing (i) the per share exercise price for ironSource Ordinary Shares subject to such ironSource Options by (ii) the Exchange Ratio, rounded up to the nearest whole cent.

F8 · derivative.exercise_date: These ironSource Options vested 33% on January 17, 2022, with the remaining 67% vesting in equal quarterly installments over a two-year period beginning on January 17, 2023, such that on January 17, 2024, such Options will be 100% vested, subjectto the Reporting Person's continued service through the vesting period.