Kelly John Alexander

SEC source: 0001628280-26-040215 · wk-form4_1780517141.xml · derivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 193,688

Underlying: Common Stock · 193,688 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.

F2 · derivative.exercise_date: Award vests in three substantially equal annual installments beginning on February 19, 2027, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F2 · derivative.expiration_date: Award vests in three substantially equal annual installments beginning on February 19, 2027, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001628280-26-009803 · wk-form4_1771536658.xml · nonDerivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 125,883

F3 · kind: The sales were effected pursuant to a Rule 10b5-1 plan adopted on January 17, 2025. The transaction was a sell-to-cover, with shares only sold to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The Reporting Person did not sell or otherwise dispose of shares reported on this Form 4 for any reason other than to cover required taxes and fees.

SEC source: 0001628280-26-009803 · wk-form4_1771536658.xml · derivative · entry 3

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 55,166

Underlying: Common Stock · 27,584 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F4 · derivative.exercise_date: RSUs vests in three substantially equal annual installments beginning on February 17, 2026, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F4 · derivative.expiration_date: RSUs vests in three substantially equal annual installments beginning on February 17, 2026, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001628280-26-009803 · wk-form4_1771536658.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 134,032

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 vesting of Restricted Stock Units ("RSUs") on February 17, 2026.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0001628280-26-003147 · wk-form4_1769125714.xml · nonDerivative · entry 4

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 106,448

F3 · kind: The sales were effected pursuant to a Rule 10b5-1 plan adopted on January 17, 2025. The transaction was a sell-to-cover, with shares only sold to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The Reporting Person did not sell or otherwise dispose of shares reported on this Form 4 for any reason other than to cover required taxes and fees.

SEC source: 0001628280-26-003147 · wk-form4_1769125714.xml · derivative · entry 7

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 26,575

Underlying: Common Stock · 26,575 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F6 · derivative.exercise_date: On August 22, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F6 · derivative.expiration_date: On August 22, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001628280-26-003147 · wk-form4_1769125714.xml · derivative · entry 6

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,901

Underlying: Common Stock · 13,900 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F5 · derivative.exercise_date: On April 18, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F5 · derivative.expiration_date: On April 18, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001628280-26-003147 · wk-form4_1769125714.xml · derivative · entry 5

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,888 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F4 · derivative.exercise_date: On January 20, 2023 the Reporting Person was granted RSUs, which vested in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F4 · derivative.expiration_date: On January 20, 2023 the Reporting Person was granted RSUs, which vested in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001628280-26-003147 · wk-form4_1769125714.xml · nonDerivative · entry 3

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 121,661

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 vesting of Restricted Stock Units ("RSUs") on January 20, 2026.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0001628280-26-003147 · wk-form4_1769125714.xml · nonDerivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 95,086

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 vesting of Restricted Stock Units ("RSUs") on January 20, 2026.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0001628280-26-003147 · wk-form4_1769125714.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,186

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 vesting of Restricted Stock Units ("RSUs") on January 20, 2026.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0001628280-25-048858 · wk-form4_1762290943.xml · nonDerivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 77,298

F4 · kind: The sales were effected pursuant to a Rule 10b5-1 plan adopted on January 17, 2025. The transaction was a sell-to-cover, with shares only sold to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The Reporting Person did not sell or otherwise dispose of shares reported on this Form 4 for any reason other than to cover required taxes and fees.

SEC source: 0001628280-25-048858 · wk-form4_1762290943.xml · derivative · entry 3

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,605 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F5 · derivative.exercise_date: On November 2, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on November 2, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates. The RSUs vested in full on November 2, 2025.

F5 · derivative.expiration_date: On November 2, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on November 2, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates. The RSUs vested in full on November 2, 2025.

SEC source: 0001628280-25-048858 · wk-form4_1762290943.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 78,601

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 vesting and settlement of Restricted Stock Units ("RSUs") on November 2, 2025.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F3 · balance_after: Includes 1,511 shares acquired under the Issuer's 2019 Employee Stock Purchase Plan at a price of $4.17

SEC source: 0001628280-25-034531 · wk-form4_1752006603.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 73,485

F1 · shares: The sales were effected pursuant to a Rule 10b5-1 plan adopted on January 17, 2025. The transaction was a sell-to-cover, with shares only sold to cover tax withholding obligations in connection with the settlement of 44,368 RSUs which vested on January 20, 2025. The settlement occurred on July 3, 2025, as approved by the Issuer's Compensation Committee. The Reporting Person did not sell or otherwise dispose of shares reported on this Form 4 for any reason other than to cover required taxes and fees.

F2 · balance_after: Includes 2,056 shares acquired under the Issuer's 2019 Employee Stock Purchase Plan at a weighted average price of $7.21.

SEC source: 0000950170-25-081720 · ownership.xml · derivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,750

Underlying: Common Stock · 82,750 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.

F2 · derivative.exercise_date: Award vests in three substantially equal annual installments beginning on February 17, 2026, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F2 · derivative.expiration_date: Award vests in three substantially equal annual installments beginning on February 17, 2026, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-25-034006 · ownership.xml · derivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,702 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F3 · derivative.exercise_date: On March 3, 2022, the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on March 3, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates. The RSUs vested in full on March 3, 2025.

F3 · derivative.expiration_date: On March 3, 2022, the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on March 3, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates. The RSUs vested in full on March 3, 2025.

SEC source: 0000950170-25-034006 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,256

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 vesting of Restricted Stock Units ("RSUs") on March 3, 2025.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0000950170-25-008012 · ownership.xml · derivative · entry 4

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,150

Underlying: Common Stock · 26,575 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F5 · derivative.exercise_date: On August 22, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F5 · derivative.expiration_date: On August 22, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-25-008012 · ownership.xml · derivative · entry 3

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,801

Underlying: Common Stock · 13,904 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F4 · derivative.exercise_date: On April 18, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F4 · derivative.expiration_date: On April 18, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-25-008012 · ownership.xml · derivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,888

Underlying: Common Stock · 3,889 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F3 · derivative.exercise_date: On January 20, 2023 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F3 · derivative.expiration_date: On January 20, 2023 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-25-008012 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 84,554

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 partial vesting and settlement of Restricted Stock Units ("RSUs") on January 20, 2025.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0000950170-24-141308 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,186

SEC source: 0000950170-24-129735 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,073

SEC source: 0000950170-24-121729 · ownership.xml · derivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,605

Underlying: Common Stock · 3,605 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F3 · derivative.exercise_date: On November 2, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on November 2, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F3 · derivative.expiration_date: On November 2, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on November 2, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-24-121729 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,073

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 vesting of Restricted Stock Units ("RSUs") on November 2, 2024.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0000950170-24-100020 · ownership.xml · derivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,725

Underlying: Common Stock · 79,725 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.

F2 · derivative.exercise_date: Award vests in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F2 · derivative.expiration_date: Award vests in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-24-072050 · ownership.xml · derivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 454 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F3 · derivative.exercise_date: On June 7, 2021 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on June 7, 2022, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates. The RSUs vested in full on June 7, 2024.

F3 · derivative.expiration_date: On June 7, 2021 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on June 7, 2022, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates. The RSUs vested in full on June 7, 2024.

SEC source: 0000950170-24-072050 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,468

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 vesting and settlement of Restricted Stock Units ("RSUs") on June 7, 2024.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0000950170-24-056140 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,014

F1 · shares: Represents shares purchased through a definitive subscription agreement, pursuant to which the Issuer agreed to issue and sell shares of its common stock in a non-brokered private placement to certain members of its management.

SEC source: 0000950170-24-053116 · ownership.xml · derivative · entry 3

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,702

Underlying: Common Stock · 1,702 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.

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's Common Stock.

F4 · derivative.exercise_date: On March 3, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on March 3, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F4 · derivative.expiration_date: On March 3, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on March 3, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-24-053116 · ownership.xml · nonDerivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,680

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 · shares: Represents the partial vesting of Restricted Stock Units ("RSUs") on March 3, 2024, and subsequent settlement of such vested RSUs on May 1, 2024.

F3 · price: Each restricted stock unit represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0000950170-24-046596 · ownership.xml · derivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,705

Underlying: Common Stock · 41,705 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.

F2 · derivative.exercise_date: Award vests in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F2 · derivative.expiration_date: Award vests in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0000950170-24-053116 · ownership.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,978

F1 · balance_after: On February 13, 2024, the Issuer effected a 1-for-30 reverse stock split. The amounts of securities herein have been adjusted to reflect the reverse stock split.

SEC source: 0001209191-24-002121 · doc4.xml · derivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 233,310

Underlying: Common Stock · 116,690 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

F3 · derivative.exercise_date: On January 20, 2023 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F3 · derivative.expiration_date: On January 20, 2023 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001209191-24-002121 · doc4.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 614,169

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 partial vesting and settlement of Restricted Stock Units ("RSUs") on January 20, 2024.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

SEC source: 0001209191-23-054546 · doc4.xml · derivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 216,312

Underlying: Common Stock · 108,188 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

F3 · derivative.exercise_date: On November 2, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on November 2, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F3 · derivative.expiration_date: On November 2, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on November 2, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001209191-23-054546 · doc4.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 497,479

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 partial vesting and settlement of Restricted Stock Units ("RSUs") on November 2, 2023.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

SEC source: 0001209191-23-048144 · doc4.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 389,291

F1 · kind: These shares were acquired under the Issuer's 2019 Employee Stock Purchase Plan subsequent to the Reporting Person's Form 4 filed on August 22, 2023.

SEC source: 0001209191-23-046874 · doc4.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 383,340

F1 · price: The price reported in Column 4 is a weighted average price. These shares were acquired in multiple transactions at prices ranging from $0.47 to $0.485. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares acquired at each separate price within the range set forth in this footnote.

SEC source: 0001209191-23-053784 · doc4a.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 383,340

F1 · kind: This amendment is being filed to correct the Transaction Code (as set forth in Box 3). The Form 4, as originally filed, inadvertently reported the Transaction Code as "A."

F2 · price: The price reported in Column 4 is a weighted average price. These shares were acquired in multiple transactions at prices ranging from $0.47 to $0.485. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares acquired at each separate price within the range set forth in this footnote.

SEC source: 0001209191-23-035792 · doc4.xml · derivative · entry 4

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,635

Underlying: Common Stock · 13,635 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

F4 · derivative.exercise_date: On June 7, 2021 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on June 7, 2022, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F4 · derivative.expiration_date: On June 7, 2021 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on June 7, 2022, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001209191-23-035792 · doc4.xml · derivative · entry 3

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 34,091 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

F3 · derivative.exercise_date: On June 7, 2021 the Reporting Person was granted RSUs, which vest in two substantially equal annual installments beginning on June 7, 2022, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F3 · derivative.expiration_date: On June 7, 2021 the Reporting Person was granted RSUs, which vest in two substantially equal annual installments beginning on June 7, 2022, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001209191-23-035792 · doc4.xml · nonDerivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 293,340

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 partial vesting and settlement of Restricted Stock Units ("RSUs") on June 7, 2023.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

SEC source: 0001209191-23-035792 · doc4.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 279,705

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 partial vesting and settlement of Restricted Stock Units ("RSUs") on June 7, 2023.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock or, at the Issuer's option, an amount of cash equal to the fair market value of such share.

SEC source: 0001209191-23-020154 · doc4.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 245,614

F1 · price: The price reported in Column 4 is a weighted average price. These shares were acquired in multiple transactions at prices ranging from $0.847 to $0.87. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares acquired at each separate price within the range set forth in this footnote.

SEC source: 0001209191-23-016835 · doc4.xml · derivative · entry 3

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,114

Underlying: Common Stock · 51,071 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 RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F3 · derivative.exercise_date: On March 3, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on March 3, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F3 · derivative.expiration_date: On March 3, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on March 3, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

SEC source: 0001209191-23-016835 · doc4.xml · nonDerivative · entry 2

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 225,614

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 partial vesting and settlement of Restricted Stock Units ("RSUs") on March 3, 2023.

F2 · price: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

SEC source: 0001209191-23-016835 · doc4.xml · nonDerivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 174,543

SEC source: 0001209191-23-004610 · doc4.xml · derivative · entry 1

Kelly John Alexander · CIK 0001590030 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 350,000

Underlying: Common Stock · 350,000 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.

F2 · derivative.exercise_date: Award vests in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F2 · derivative.expiration_date: Award vests in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.