Mbugua Stanley

SEC source: 0001104659-26-073503 · tm2617853-1_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,052,846

F1 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $0.4067 to $0.4070. The reporting person undertakes to provide to the issuer, any shareholder 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.

SEC source: 0001104659-26-047065 · tm2612538-6_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · Director · See Remark

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,115,828

F1 · shares: 1,100,000 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer of the issuer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, beginning on September 20, 2026 and ending on September 20, 2029, on each March 20th, June 20th, September 20th and December 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-26-035398 · tm269976-2_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · Director · See Remark

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,015,828

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $0.6248 to $0.6324. The reporting person undertakes to provide to the issuer, any shareholder 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.

SEC source: 0001104659-25-125296 · tm2534531-3_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,066,291

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $0.8913 to $0.9419. The reporting person undertakes to provide to the issuer, any shareholder 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.

SEC source: 0001104659-25-116548 · tm2532335-2_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,081,011

F1 · shares: 764,812 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, beginning on March 20, 2026 and ending on December 20, 2028, on each March 20th, June 20th, September 20th and December 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-25-116081 · tm2532220-1_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 316,199

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $2.355 to $2.495. The reporting person undertakes to provide to the issuer, any shareholder 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.

SEC source: 0001104659-25-086570 · tm2525035-3_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 324,418

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F2 · balance_after: On June 27, 2025, the reporting person filed a Form 4 which inadvertently did not report 120,000 shares of Common Stock of the issuer which were received by the reporting person on June 25, 2025, as compensation for his service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. Accordingly, the number of securities reported as beneficially owned in this filing includes the grant of 120,000 shares previously omitted from the prior filing.

SEC source: 0001104659-25-063739 · tm2519302-9_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 238,338

F1 · kind: 45,605 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from September 20, 2025 to June 20, 2028, on each September 20th, December 20th, March 20th, and June 20th, so long as the reporting person remains in the service of the issuer on each such date.

F1 · shares: 45,605 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from September 20, 2025 to June 20, 2028, on each September 20th, December 20th, March 20th, and June 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-25-019208 · tm257944-9_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 192,733

F1 · kind: 125,000 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from June 20, 2025 to March 20, 2028, on each March 20th, June 20th, September 20th, and December 20th, so long as the reporting person remains in the service of the issuer on each such date.

F1 · shares: 125,000 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from June 20, 2025 to March 20, 2028, on each March 20th, June 20th, September 20th, and December 20th, so long as the reporting person remains in the service of the issuer on each such date.

SEC source: 0001104659-24-131733 · tm2432066-1_4seq1.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · See Remarks

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,733

F1 · kind: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

F1 · shares: Represents shares of common stock, par value $0.0001 per share, of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.

SEC source: 0001415889-24-016530 · form4-06122024_090657.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · CAO and Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 274,623

F1 · shares: The shares reported as disposed herein were granted as restricted stock units ("RSUs"). The disposition of shares is associated with tax obligations of the reporting person associated with the vesting of RSUs.

SEC source: 0001415889-24-014788 · form4-05292024_090549.xml · nonDerivative · entry 2

Mbugua Stanley · CIK 0001625441 · CAO and Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 275,941

F2 · shares: The shares reported as disposed herein were granted as RSUs. The disposition of shares is associated with tax obligations of the reporting person associated with the vesting of RSUs.

F3 · price: The price reported reflects the weighted average sales price. These shares were sold in multiple transactions at prices ranging from $0.171 to $0.180, inclusive. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or any security holder of the issuer full information regarding the number of shares at each separate price within the range set forth in this footnote.

SEC source: 0001415889-24-014788 · form4-05292024_090549.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · CAO and Interim CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 312,500

F1 · shares: Represents shares of Common Stock underlying restricted stock units ("RSUs") granted to the reporting person on April 25, 2024 (the "Grant Date") pursuant to the Issuer's 2022 Incentive Award Plan. The RSUs vested 50 percent on the Grant Date and the remaining 50 percent will vest on October 1, 2024, subject to the reporting person's continued employment. Each RSU represents the right to receive one share of Common Stock upon vesting.

SEC source: 0001415889-23-014501 · form4-10242023_091055.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · CHIEF ACCOUNTING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 300,000

F1 · shares: Represents shares of common stock, par value $0.0001 per share ("Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on September 13, 2023 (the "Grant Date") pursuant to the Issuer's 2022 Incentive Award Plan. The RSUs will vest in equal installments on the annual anniversary of the grant date for a period of four years, subject to the reporting person's continued employment. Each RSU represents the right to receive one share of Common Stock upon vesting.

SEC source: 0001628280-23-009754 · wf-form4_168013514213429.xml · derivative · entry 2

Mbugua Stanley · CIK 0001625441 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,149

Underlying: Class A common stock · 8,515 shares

Expires not disclosed

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

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

F2 · derivative.exercise_date: Twenty-five percent of the restricted stock unit grant vested on September 27, 2022 and the remainder will vest in substantially equal quarterly installments thereafter over the next three years.

F2 · derivative.expiration_date: Twenty-five percent of the restricted stock unit grant vested on September 27, 2022 and the remainder will vest in substantially equal quarterly installments thereafter over the next three years.

SEC source: 0001628280-23-009754 · wf-form4_168013514213429.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,629

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: 0001628280-22-032698 · wf-form4_167235574202338.xml · derivative · entry 2

Mbugua Stanley · CIK 0001625441 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,664

Underlying: Class A common stock · 8,515 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A common stock.

F3 · derivative.exercise_date: Twenty-five percent of the restricted stock unit grant will vest on September 27, 2022 and the remainder will vest in substantially equal quarterly installments thereafter over the next three years.

F3 · derivative.expiration_date: Twenty-five percent of the restricted stock unit grant will vest on September 27, 2022 and the remainder will vest in substantially equal quarterly installments thereafter over the next three years.

SEC source: 0001628280-22-032698 · wf-form4_167235574202338.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,114

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 · balance_after: Includes 309 shares of Class A common stock acquired under the Issuer's Employee Stock Purchase Plan (the "ESPP") on December 5, 2022.

SEC source: 0001628280-22-025698 · wf-form4_166448933998523.xml · nonDerivative · entry 2

Mbugua Stanley · CIK 0001625441 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,290

F2 · kind: Securities sold to cover costs associated with the vesting of restricted stock units.

SEC source: 0001628280-22-025698 · wf-form4_166448933998523.xml · derivative · entry 3

Mbugua Stanley · CIK 0001625441 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,179

Underlying: Class A common stock · 34,060 shares

Expires not disclosed

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

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

F3 · derivative.exercise_date: Twenty-five percent of the restricted stock unit grant vested on September 27, 2022 and the remainder will vest in substantially equal quarterly installments thereafter over the next three years.

F3 · derivative.expiration_date: Twenty-five percent of the restricted stock unit grant vested on September 27, 2022 and the remainder will vest in substantially equal quarterly installments thereafter over the next three years.

SEC source: 0001628280-22-025698 · wf-form4_166448933998523.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,910

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 · price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's Class A common stock.

SEC source: 0001638599-21-000284 · doc4_7123.xml · derivative · entry 3

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,667

Underlying: Common Stock · 3,333 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock upon vesting.

F2 · derivative.exercise_date: On February 25, 2020, the Reporting Person was granted 10,000 Restricted Stock Units, one-third of which vested on February 25, 2021. The remaining two-thirds vest ratably on February 25, 2022 and February 25, 2023, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through each vesting date.

F2 · derivative.expiration_date: On February 25, 2020, the Reporting Person was granted 10,000 Restricted Stock Units, one-third of which vested on February 25, 2021. The remaining two-thirds vest ratably on February 25, 2022 and February 25, 2023, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through each vesting date.

SEC source: 0001638599-21-000284 · doc4_7123.xml · nonDerivative · entry 2

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,064

F3 · date: Reported transaction is an automatically-triggered "sell-to-cover" transaction related to the payment of withholding tax obligations pursuant to the Issuer's policy for tax withholdings associated with Restricted Stock Unit vesting events.

F3 · kind: Reported transaction is an automatically-triggered "sell-to-cover" transaction related to the payment of withholding tax obligations pursuant to the Issuer's policy for tax withholdings associated with Restricted Stock Unit vesting events.

F3 · price: Reported transaction is an automatically-triggered "sell-to-cover" transaction related to the payment of withholding tax obligations pursuant to the Issuer's policy for tax withholdings associated with Restricted Stock Unit vesting events.

F3 · acquired: Reported transaction is an automatically-triggered "sell-to-cover" transaction related to the payment of withholding tax obligations pursuant to the Issuer's policy for tax withholdings associated with Restricted Stock Unit vesting events.

SEC source: 0001638599-21-000284 · doc4_7123.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,434

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: 0001638599-20-000955 · doc4_6951.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101

SEC source: 0001638599-20-000891 · doc4_6914.xml · nonDerivative · entry 2

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,212

SEC source: 0001638599-20-000891 · doc4_6914.xml · derivative · entry 3

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,667

Underlying: Common Stock · 3,333 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock upon vesting.

F2 · derivative.exercise_date: On November 5, 2019, the Reporting Person was granted 10,000 Restricted Stock Units, one-third of which vested on November 5, 2020. The remaining two-thirds vest ratably on November 5, 2021 and November 5, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

F2 · derivative.expiration_date: On November 5, 2019, the Reporting Person was granted 10,000 Restricted Stock Units, one-third of which vested on November 5, 2020. The remaining two-thirds vest ratably on November 5, 2021 and November 5, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

SEC source: 0001638599-20-000891 · doc4_6914.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,397

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 · kind: On November 5, 2019, the Reporting Person was granted 10,000 Restricted Stock Units, one-third of which vested on November 5, 2020. The remaining two-thirds vest ratably on November 5, 2021 and November 5, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

F2 · acquired: On November 5, 2019, the Reporting Person was granted 10,000 Restricted Stock Units, one-third of which vested on November 5, 2020. The remaining two-thirds vest ratably on November 5, 2021 and November 5, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

SEC source: 0001638599-20-000729 · doc4_6828.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,064

F1 · kind: Relates to shares withheld to pay withholding taxes incurred in connection with the Restricted Stock Unit vesting event previously reported on the Reporting Person's ownership report on Form 4 filed with the United States Securities and Exchange Commission on August 7, 2020. The number of shares withheld was not determinable until August 11, 2020.

SEC source: 0001638599-20-000954 · doc4a_6952.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,477

F1 · kind: Relates to shares withheld to pay withholding taxes incurred in connection with the Restricted Stock Unit vesting event previously reported on the Reporting Person's ownership report on Form 4 filed with the United States Securities and Exchange Commission on August 7, 2020. The number of shares withheld was not determinable until August 11, 2020.

F2 · shares: The original Form 4 erroneously reported the net number of shares (6,376) issued to the Reporting Person as a result of the RSU vesting event, as opposed to the number of shares that were withheld to pay withholding taxes (3,623). This also affects the entry in Column 5 of Table 1 of the original Form 4, which has also been updated, as well as the running ownership totals in Column 5 of Table 1 of the Reporting Person's Form 4 filed on November 9, 2020.

F2 · balance_after: The original Form 4 erroneously reported the net number of shares (6,376) issued to the Reporting Person as a result of the RSU vesting event, as opposed to the number of shares that were withheld to pay withholding taxes (3,623). This also affects the entry in Column 5 of Table 1 of the original Form 4, which has also been updated, as well as the running ownership totals in Column 5 of Table 1 of the Reporting Person's Form 4 filed on November 9, 2020.

SEC source: 0001638599-20-000718 · doc4_6820.xml · derivative · entry 2

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,001

Underlying: Common Stock · 9,999 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock upon vesting.

F2 · derivative.exercise_date: On August 6, 2019, the Reporting Person was granted 30,000 Restricted Stock Units, one-third of which vested on August 6, 2020. The remaining two-thirds vest ratably on August 6, 2021 and August 6, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

F2 · derivative.expiration_date: On August 6, 2019, the Reporting Person was granted 30,000 Restricted Stock Units, one-third of which vested on August 6, 2020. The remaining two-thirds vest ratably on August 6, 2021 and August 6, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

SEC source: 0001638599-20-000718 · doc4_6820.xml · nonDerivative · entry 1

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,100

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 · kind: On August 6, 2019, the Reporting Person was granted 30,000 Restricted Stock Units, one-third of which vested on August 6, 2020. The remaining two-thirds vest ratably on August 6, 2021 and August 6, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

F2 · acquired: On August 6, 2019, the Reporting Person was granted 30,000 Restricted Stock Units, one-third of which vested on August 6, 2020. The remaining two-thirds vest ratably on August 6, 2021 and August 6, 2022, respectively, subject to the Reporting Person's continued service as an employee of the Issuer through the applicable vesting date.

SEC source: 0001638599-20-000225 · doc4_6551.xml · derivative · entry 2

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock upon vesting.

F2 · derivative.exercise_date: The Restricted Stock Units will vest in three (3) equal annual installments on February 25, 2021, February 25, 2022 and February 25, 2023, subject to the Reporting Person's continued service to the Issuer through each such date.

F2 · derivative.expiration_date: The Restricted Stock Units will vest in three (3) equal annual installments on February 25, 2021, February 25, 2022 and February 25, 2023, subject to the Reporting Person's continued service to the Issuer through each such date.

SEC source: 0001638599-19-000945 · doc4_6344.xml · derivative · entry 2

Mbugua Stanley · CIK 0001625441 · GVP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's Common Stock upon vesting.

F2 · derivative.exercise_date: The Restricted Stock Units will vest in three (3) equal annual installments on November 5, 2020, November 5, 2021 and November 5, 2022, subject to the Reporting Person's continued service to the Issuer through each such date.

F2 · derivative.expiration_date: The Restricted Stock Units will vest in three (3) equal annual installments on November 5, 2020, November 5, 2021 and November 5, 2022, subject to the Reporting Person's continued service to the Issuer through each such date.