CARG

SEC source: 0000899243-18-010155 · doc4.xml · nonDerivative · entry 1

Rothman Simon · CIK 0001718646 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 587,764

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 conversion of Class B common stock into Class A common stock at the Reporting Person's election.

SEC source: 0000899243-18-010154 · doc4.xml · derivative · entry 2

Parker David Lambert · CIK 0001719293 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 200,000 shares

Expires not disclosed

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

F1 · shares: Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election.

F3 · derivative.exercise_date: Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date.

F3 · derivative.expiration_date: Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date.

SEC source: 0000899243-18-010154 · doc4.xml · nonDerivative · entry 1

Parker David Lambert · CIK 0001719293 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,083,305

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 conversion of Class B common stock into Class A common stock at the Reporting Person's election.

F2 · balance_after: In connection with the Reporting Person's resignation from the Issuer's Board of Directors (the "Board") effective March 22, 2018, the reported amount of securities beneficially owned in Column 5 reflects the Board's partial acceleration of vesting for the Reporting Person's award of 2,080 restricted stock units ("RSUs") granted to the Reporting Person on October 25, 2017, such that 1,040 of such RSUs became fully vested on the date of the Reporting Person's resignation, with the remaining 1,040 RSUs being forfeited.

SEC source: 0000899243-18-010150 · doc4.xml · derivative · entry 2

Kaufer Stephen · CIK 0001535772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 200,000 shares

Expires not disclosed

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

F1 · shares: Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election.

F2 · derivative.exercise_date: Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date.

F2 · derivative.expiration_date: Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date.

SEC source: 0000899243-18-010150 · doc4.xml · nonDerivative · entry 1

Kaufer Stephen · CIK 0001535772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,444,822

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 conversion of Class B common stock into Class A common stock at the Reporting Person's election.

SEC source: 0000899243-18-010140 · doc4.xml · derivative · entry 3

Chrzan Oliver Ian · CIK 0001718735 · Sr. VP, Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,701,740 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 · shares: Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election.

F4 · derivative.exercise_date: Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date.

F4 · derivative.expiration_date: Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date.

SEC source: 0000899243-18-010140 · doc4.xml · nonDerivative · entry 1

Chrzan Oliver Ian · CIK 0001718735 · Sr. VP, Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,361,817

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 conversion of Class B common stock into Class A common stock at the Reporting Person's election.

F2 · balance_after: The total reported in Column 5 has been adjusted to correct an understatement of total holdings by 40,000 shares first reflected in a Form 4 filed on March 2, 2018.

SEC source: 0000899243-18-006212 · doc4.xml · nonDerivative · entry 1

Welch Sarah Amory · CIK 0001718638 · Sr. VP, Consumer Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2018 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0000899243-18-006213 · doc4.xml · nonDerivative · entry 1

Zales Samuel · CIK 0001718790 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,000

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2018 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0000899243-18-006229 · doc4.xml · nonDerivative · entry 1

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,109,534

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2018 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0000899243-18-006210 · doc4.xml · nonDerivative · entry 1

Trevisan Jason · CIK 0001718636 · CFO and Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,000

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2018 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0000899243-18-006209 · doc4.xml · nonDerivative · entry 2

Chrzan Oliver Ian · CIK 0001718735 · Sr. VP, Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 620,077

F2 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 100% of the RSUs will vest on January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0000899243-18-006209 · doc4.xml · nonDerivative · entry 1

Chrzan Oliver Ian · CIK 0001718735 · Sr. VP, Engineering

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 620,077

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2018 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0000899243-18-006205 · doc4.xml · nonDerivative · entry 1

Caputo Thomas Michael · CIK 0001719192 · Sr. VP, Product

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2018 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0001127602-19-001869 · form4a.xml · nonDerivative · entry 1

Patton Kathleen Bender · CIK 0001649463 · Sr. VP, GC and Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,000

F1 · date: The original Form 4, filed on March 2, 2018, is being amended by this Form 4 amendment solely to correct an inadvertent clerical error, which misreported the transaction date as February 28, 2017. This Form 4 amendment correctly reports the transaction date in column 2 of Table I as February 28, 2018.

F2 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2018 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2022. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

F3 · balance_after: Also includes 150,000 shares issuable upon settlement of RSUs previously granted to the reporting person.

SEC source: 0001104659-17-064288 · a4.xml · nonDerivative · entry 1

Patton Kathleen Bender · CIK 0001649463 · SR. VP,GC & Secretary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,000

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as an employee of the Issuer, the RSUs vest over four years, with 25% of the RSUs vesting on August 21, 2018 and 6.25% of the RSUs vesting on the last day of each three-month period thereafter until August 21, 2021. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0001104659-17-064287 · a4.xml · nonDerivative · entry 1

Rothman Simon · CIK 0001718646 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 387,764

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as a director of the Issuer, the RSUs vest over two years, with 50% of the RSUs vesting on October 25, 2018 and 50% of the RSUs vesting on October 25, 2019. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0001104659-17-064286 · a4.xml · nonDerivative · entry 1

Parafestas Anastasios · CIK 0001556198 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,080

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as a director of the Issuer, the RSUs vest over two years, with 50% of the RSUs vesting on October 25, 2018 and 50% of the RSUs vesting on October 25, 2019. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0001104659-17-064284 · a4.xml · nonDerivative · entry 1

Kaufer Stephen · CIK 0001535772 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,244,822

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as a director of the Issuer, the RSUs vest over two years, with 50% of the RSUs vesting on October 25, 2018 and 50% of the RSUs vesting on October 25, 2019. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0001104659-17-064283 · a4.xml · nonDerivative · entry 1

Parker David Lambert · CIK 0001719293 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 884,345

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service as a director of the Issuer, the RSUs vest over two years, with 50% of the RSUs vesting on October 25, 2018 and 50% of the RSUs vesting on October 25, 2019. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0001104659-17-064282 · a4.xml · nonDerivative · entry 1

Smith Ian G · CIK 0001718891 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 808,072

F1 · shares: Represents shares issuable upon settlement of restricted stock units ("RSUs") granted to the reporting person. Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock. Subject to the reporting person's continuous service on the board of the Issuer, the RSUs vest over two years, with 50% vesting on October 25, 2018 and 50% vesting on October 25, 2019. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan).

SEC source: 0000899243-17-024273 · doc4.xml · derivative · entry 6

Allen & CO LLC · CIK 0001303053 · Former 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 813,564 shares

Expires not disclosed

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

F1 · derivative.exercise_price: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F3 · price: Pursuant to Instruction 4(c)(iii) of Form 4, this response has been left blank.

F1 · derivative.exercise_date: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F1 · derivative.expiration_date: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F2 · derivative.underlying_shares: All of the Issuer's preferred stock was converted into Class A Common Stock upon the closing of its IPO. Following such conversion and issuance of additional shares in connection with the Issuer's IPO, Allen & Company LLC is the beneficial owner of less than 10% of the Issuer's outstanding Class A Common Stock.

SEC source: 0000899243-17-024273 · doc4.xml · derivative · entry 5

Allen & CO LLC · CIK 0001303053 · Former 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 4,802,155 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: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F3 · price: Pursuant to Instruction 4(c)(iii) of Form 4, this response has been left blank.

F1 · derivative.exercise_date: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F1 · derivative.expiration_date: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F2 · derivative.underlying_shares: All of the Issuer's preferred stock was converted into Class A Common Stock upon the closing of its IPO. Following such conversion and issuance of additional shares in connection with the Issuer's IPO, Allen & Company LLC is the beneficial owner of less than 10% of the Issuer's outstanding Class A Common Stock.

SEC source: 0000899243-17-024273 · doc4.xml · derivative · entry 4

Allen & CO LLC · CIK 0001303053 · Former 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 63,882 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: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F3 · price: Pursuant to Instruction 4(c)(iii) of Form 4, this response has been left blank.

F1 · derivative.exercise_date: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F1 · derivative.expiration_date: Disclosure of conversion: each share of Series A Preferred Stock converted into 6.0000023 shares of Class A Common Stock, without payment or consideration. Each share of Series B Preferred Stock converted into 6.0000015 shares of Class A Common Stock, without payment or consideration. Each share of Series C Preferred Stock converted into 6 shares of Class A Common Stock, without payment or consideration.

F2 · derivative.underlying_shares: All of the Issuer's preferred stock was converted into Class A Common Stock upon the closing of its IPO. Following such conversion and issuance of additional shares in connection with the Issuer's IPO, Allen & Company LLC is the beneficial owner of less than 10% of the Issuer's outstanding Class A Common Stock.

SEC source: 0000899243-17-024273 · doc4.xml · nonDerivative · entry 3

Allen & CO LLC · CIK 0001303053 · Former 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 813,564

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: 0000899243-17-024273 · doc4.xml · nonDerivative · entry 2

Allen & CO LLC · CIK 0001303053 · Former 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,802,155

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: 0000899243-17-024273 · doc4.xml · nonDerivative · entry 1

Allen & CO LLC · CIK 0001303053 · Former 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 63,882

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: 0001104659-17-062774 · a4.xml · derivative · entry 5

Argonaut 22 LLC · CIK 0001718998 · 10% owner

Spinnaker Capital LLC · CIK 0001719281 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 5,718,912 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: Argonaut 22 LLC is the direct beneficial owner of the shares. Spinnaker Capital LLC is the Managing Member of Argonaut 22 LLC and Anastasios Parafestas, a director of the Issuer, is the Managing Member of Spinnaker Capital LLC. Anastasios Parafestas and Spinnaker Capital are indirect beneficial owners of the reported securities.

SEC source: 0001104659-17-062774 · a4.xml · derivative · entry 4

Argonaut 22 LLC · CIK 0001718998 · 10% owner

Spinnaker Capital LLC · CIK 0001719281 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 4,749,859 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: Argonaut 22 LLC is the direct beneficial owner of the shares. Spinnaker Capital LLC is the Managing Member of Argonaut 22 LLC and Anastasios Parafestas, a director of the Issuer, is the Managing Member of Spinnaker Capital LLC. Anastasios Parafestas and Spinnaker Capital are indirect beneficial owners of the reported securities.

SEC source: 0001104659-17-062774 · a4.xml · derivative · entry 3

Argonaut 22 LLC · CIK 0001718998 · 10% owner

Spinnaker Capital LLC · CIK 0001719281 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 4,762,448 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: Argonaut 22 LLC is the direct beneficial owner of the shares. Spinnaker Capital LLC is the Managing Member of Argonaut 22 LLC and Anastasios Parafestas, a director of the Issuer, is the Managing Member of Spinnaker Capital LLC. Anastasios Parafestas and Spinnaker Capital are indirect beneficial owners of the reported securities.

SEC source: 0001104659-17-062774 · a4.xml · nonDerivative · entry 2

Argonaut 22 LLC · CIK 0001718998 · 10% owner

Spinnaker Capital LLC · CIK 0001719281 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,708,219

F2 · ownership.direct: Argonaut 22 LLC is the direct beneficial owner of the shares. Spinnaker Capital LLC is the Managing Member of Argonaut 22 LLC and Anastasios Parafestas, a director of the Issuer, is the Managing Member of Spinnaker Capital LLC. Anastasios Parafestas and Spinnaker Capital are indirect beneficial owners of the reported securities.

SEC source: 0001104659-17-062774 · a4.xml · nonDerivative · entry 1

Argonaut 22 LLC · CIK 0001718998 · 10% owner

Spinnaker Capital LLC · CIK 0001719281 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,231,219

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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: Argonaut 22 LLC is the direct beneficial owner of the shares. Spinnaker Capital LLC is the Managing Member of Argonaut 22 LLC and Anastasios Parafestas, a director of the Issuer, is the Managing Member of Spinnaker Capital LLC. Anastasios Parafestas and Spinnaker Capital are indirect beneficial owners of the reported securities.

SEC source: 0001104659-17-062776 · a4.xml · derivative · entry 5

GC Holdings Investors LLC · CIK 0001718990 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 621,966 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062776 · a4.xml · derivative · entry 4

GC Holdings Investors LLC · CIK 0001718990 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,662,816 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062776 · a4.xml · derivative · entry 3

GC Holdings Investors LLC · CIK 0001718990 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,573,309 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062776 · a4.xml · nonDerivative · entry 2

GC Holdings Investors LLC · CIK 0001718990 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,473,091

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062776 · a4.xml · nonDerivative · entry 1

GC Holdings Investors LLC · CIK 0001718990 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,858,091

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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062775 · a4.xml · derivative · entry 5

Promerica Capital LLC · CIK 0001718991 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,405,812 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062775 · a4.xml · derivative · entry 4

Promerica Capital LLC · CIK 0001718991 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,604,886 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062775 · a4.xml · derivative · entry 3

Promerica Capital LLC · CIK 0001718991 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,573,309 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062775 · a4.xml · nonDerivative · entry 2

Promerica Capital LLC · CIK 0001718991 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,126,007

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062775 · a4.xml · nonDerivative · entry 1

Promerica Capital LLC · CIK 0001718991 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,584,007

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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F2 · ownership.direct: The reporting person is the direct beneficial owner of the shares. Anastasios Parafestas, a director of the Issuer, has sole voting and investment power over the shares and is an indirect beneficial owner of the shares.

SEC source: 0001104659-17-062796 · a4.xml · derivative · entry 9

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 263,826 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

SEC source: 0001104659-17-062796 · a4.xml · derivative · entry 8

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 768,348 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

SEC source: 0001104659-17-062796 · a4.xml · derivative · entry 7

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,285,485 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 share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A Convertible Preferred Stock converted into 6.0000023 shares of the Issuer's Class A Common Stock upon the closing of the Issuer's sale of its Class A Common Stock in its firm commitment underwritten initial public offering pursuant to a registration statement on Form S-1 (File No. 333-220495) under the Securities Act of 1933, as amended (the "IPO"), and had no expiration date. Each share of the Issuer's Series B Convertible Preferred Stock converted into 6.0000015 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date. Each share of the Issuer's Series C Convertible Preferred Stock converted into 6 shares of the Issuer's Class A Common Stock upon closing of the IPO and had no expiration date.

SEC source: 0001104659-17-062796 · a4.xml · nonDerivative · entry 6

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,258

F5 · ownership.nature: These shares are owned directly by an irrevocable family trust, of which Langley Steinert's brother is the beneficiary. Langley Steinert may be deemed to have indirect ownership over such shares, but expressly disclaims beneficial ownership of such shares.

SEC source: 0001104659-17-062796 · a4.xml · nonDerivative · entry 5

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,258

F4 · ownership.nature: These shares are owned directly by an irrevocable family trust, of which Langley Steinert's mother-in-law is the beneficiary. Langley Steinert may be deemed to have indirect ownership over such shares, but expressly disclaims beneficial ownership of such shares.

SEC source: 0001104659-17-062796 · a4.xml · nonDerivative · entry 4

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,258

F3 · ownership.nature: These shares are owned directly by an irrevocable family trust, of which Langley Steinert's brother is the beneficiary. Langley Steinert may be deemed to have indirect ownership over such shares, but expressly disclaims beneficial ownership of such shares.

SEC source: 0001104659-17-062796 · a4.xml · nonDerivative · entry 3

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,258

F2 · ownership.nature: These shares are owned directly by an irrevocable family trust, of which Langley Steinert's mother is the beneficiary. Langley Steinert may be deemed to have indirect ownership over such shares, but expressly disclaims beneficial ownership of such shares.

SEC source: 0001104659-17-062796 · a4.xml · nonDerivative · entry 2

Steinert Langley · CIK 0001719138 · Director · CEO, President and Chairman · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,051,201