Pisano Wayne

SEC source: 0001493152-26-027095 · ownership.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Common Shares · 30,000 shares

Expires 2036-06-01

F1 · derivative.exercise_price: The exercise price is equal to the closing price of the Issuer's common stock on the Nasdaq Capital Market on the date of grant, June 1, 2026.

F2 · derivative.exercise_date: The stock option vests in three equal annual installments with the first tranche vesting on June 1, 2027, subject to the Reporting Person's continued service or employment, as applicable, on each such vesting date.

SEC source: 0001743611-26-000004 · form4-05012026_080524.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,800

Underlying: Common Stock, par value $0.0001 · 48,800 shares

Expires 2036-05-01

F1 · security: The options were granted pursuant to the Company's non-employee director compensation policy.

F2 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following May 1, 2026, subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001493152-26-006547 · ownership.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 492,414

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.83 to $0.85, inclusive. The reporting person undertakes to provide to 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 purchased at each separate price within the range set forth herein.

SEC source: 0001743611-26-000002 · form4-01092026_040101.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,498

SEC source: 0001104659-25-094485 · tm2527377-1_4seq1.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,800

Underlying: Common Stock, par value $0.0001 · 48,800 shares

Expires 2035-09-25

F1 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following September 25, 2025, subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001104659-24-104443 · tm2425266-7_4seq1.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,900

Underlying: Common Stock, par value $0.0001 · 34,900 shares

Expires 2034-09-26

F1 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following September 26, 2024, subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001104659-23-105382 · tm2327241-1_4seq1.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,100

Underlying: Common Stock, par value $0.0001 · 26,100 shares

Expires 2033-09-28

F1 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following September 28, 2023, subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001493152-23-013919 · ownership.xml · derivative · entry 6

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 33,000 shares

Expires not disclosed

F2 · price: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · price: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.exercise_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.exercise_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.expiration_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.expiration_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

SEC source: 0001493152-23-013919 · ownership.xml · derivative · entry 5

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 23,000 shares

Expires not disclosed

F2 · price: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · price: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.exercise_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.exercise_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.expiration_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.expiration_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

SEC source: 0001493152-23-013919 · ownership.xml · derivative · entry 4

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 22,200 shares

Expires not disclosed

F2 · price: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · price: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.exercise_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.exercise_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.expiration_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.expiration_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

SEC source: 0001493152-23-013919 · ownership.xml · derivative · entry 3

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 24,000 shares

Expires not disclosed

F2 · price: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · price: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.exercise_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.exercise_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.expiration_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.expiration_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

SEC source: 0001493152-23-013919 · ownership.xml · derivative · entry 2

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 128,981 shares

Expires not disclosed

F2 · price: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · price: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.exercise_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.exercise_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

F2 · derivative.expiration_date: Pursuant to the actions of the board of directors of the Issuer and in accordance with the terms of the Merger Agreement, at the Effective Time, each option to purchase shares of Company Common Stock granted under an Issuer equity plan (each, a "Company Stock Option") that was outstanding and unvested immediately prior to the Effective Time vested in full.

F3 · derivative.expiration_date: As of the Effective Time, each Company Stock Option that was outstanding and vested immediately prior to the Effective Time was cancelled, and, in exchange therefor, the holder of such cancelled Company Stock Option became entitled to receive in consideration of the cancellation of such Company Stock Option, an amount in cash (without interest and less applicable tax withholdings) equal to the product of (x) the total number of shares of Company Common Stock subject to such Company Stock Option immediately prior to the Effective Time multiplied by (y) the excess, if any, of the Offer Price over the applicable exercise price per share of Company Common Stock under such Company Stock Option.

SEC source: 0001493152-23-013919 · ownership.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement"), dated as of March 12, 2023, by and among the Issuer, Sanofi S.A. ("Parent"), and Zest Acquisition Sub, Inc., an indirect wholly owned subsidiary of Parent ("Purchaser"), pursuant to which Purchaser completed a tender offer for shares of common stock of the Issuer ("Company Common Stock") and thereafter merged with and into the Issuer (the "Merger") effective as of April 27, 2023 (the "Effective Time"). At the Effective Time, each issued and outstanding share of Company Common Stock was cancelled and converted into the right to receive $25.00 in cash (the "Offer Price") without interest and subject to applicable withholding of taxes.

F1 · price: This Form 4 reports securities disposed of pursuant to the terms of the Agreement and Plan of Merger (the "Merger Agreement"), dated as of March 12, 2023, by and among the Issuer, Sanofi S.A. ("Parent"), and Zest Acquisition Sub, Inc., an indirect wholly owned subsidiary of Parent ("Purchaser"), pursuant to which Purchaser completed a tender offer for shares of common stock of the Issuer ("Company Common Stock") and thereafter merged with and into the Issuer (the "Merger") effective as of April 27, 2023 (the "Effective Time"). At the Effective Time, each issued and outstanding share of Company Common Stock was cancelled and converted into the right to receive $25.00 in cash (the "Offer Price") without interest and subject to applicable withholding of taxes.

SEC source: 0001104659-22-129514 · tm2233389-1_4seq1.xml · derivative · entry 3

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock, par value $0.0001 · 20,000 shares

Expires 2029-01-02

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_date: The option became vested and exercisable in two equal installments on February 28, 2019 and August 30, 2019, in each case, generally subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001104659-22-129514 · tm2233389-1_4seq1.xml · nonDerivative · entry 2

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,498

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.0000 to $15.0900, inclusive. The reporting person undertakes to provide to Altimmune, Inc., any security holder of Altimmune, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0001104659-22-129514 · tm2233389-1_4seq1.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,498

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: 0001104659-22-104779 · tm2227177-5_4seq1.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,500

Underlying: Common Stock, par value $0.0001 · 23,500 shares

Expires 2032-09-29

F1 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following September 29, 2022, subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001493152-22-014371 · ownership.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,000

Underlying: Common Stock, par value $0.0001 · 33,000 shares

Expires 2032-05-17

F2 · price: The securities were granted pursuant to the Issuer's Amended and Restated 2017 Equity Incentive Plan.

F1 · derivative.exercise_date: The options will vest in full and become exercisable upon the earlier to occur of (a) the business day before the Issuer's next annual meeting of stockholders and (b) May 17, 2023.

SEC source: 0001104659-21-119486 · tm2128463-5_4seq1.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,100

Underlying: Common Stock, par value $0.0001 · 24,100 shares

Expires 2031-09-23

F1 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following September 23, 2021, subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001493152-21-011597 · ownership.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,000

Underlying: Common Stock, par value $0.0001 · 23,000 shares

Expires 2031-05-12

F2 · price: The securities were granted pursuant to the Issuer's Amended and Restated 2017 Equity Incentive Plan.

F1 · derivative.exercise_date: The options will vest in full and become exercisable upon the earlier to occur of (a) the business day before the Issuer's next annual meeting of stockholders and (b) May 12, 2022.

SEC source: 0000899243-20-031030 · doc4.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,498

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.75 to $10.16, inclusive. The reporting person undertakes to provide to Altimmune, Inc., any security holder of Altimmune, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

SEC source: 0000899243-20-026413 · doc4.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,500

Underlying: Common Stock, par value $0.0001 · 25,500 shares

Expires 2030-09-24

F1 · derivative.exercise_date: The shares underlying the option become vested and exercisable in substantially equal monthly installments over the 12 months following September 24, 2020, subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0000899243-20-028537 · doc4.xml · derivative · entry 2

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,850 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 RSU represents a contingent right to receive one share of Common Stock, par value $0.0001, when vested.

F2 · derivative.exercise_date: On June 25, 2020, the reporting person was granted 16,850 restricted stock units, which vested in full at the Company's 2020 annual meeting of stockholders on September 24, 2020.

F2 · derivative.expiration_date: On June 25, 2020, the reporting person was granted 16,850 restricted stock units, which vested in full at the Company's 2020 annual meeting of stockholders on September 24, 2020.

SEC source: 0000899243-20-028537 · doc4.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,850

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: 0001493152-20-013479 · ownership.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,200

Underlying: Common Stock, par value $0.0001 · 22,200 shares

Expires 2030-07-15

F2 · price: The securities were granted pursuant to the Issuer's Amended and Restated 2017 Equity Incentive Plan.

F1 · derivative.exercise_date: 22,200 option shares vest on July 15, 2021.

SEC source: 0000899243-20-017823 · doc4.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,850

Underlying: Common Stock · 16,850 shares

Expires not disclosed

F1 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Common Stock, par value $0.0001, when vested.

F2 · derivative.exercise_date: The RSUs vest in full at the Company's 2020 annual meeting of stockholders, subject to the reporting person's continued service through the vesting date, and have no expiration date.

F2 · derivative.expiration_date: The RSUs vest in full at the Company's 2020 annual meeting of stockholders, subject to the reporting person's continued service through the vesting date, and have no expiration date.

SEC source: 0001493152-19-009700 · ownership.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,000

Underlying: Common Stock, par value $0.0001 · 24,000 shares

Expires 2029-06-24

F2 · price: The securities were granted pursuant to the Issuer's Amended and Restated 2017 Equity Incentive Plan.

F1 · derivative.exercise_date: The option fully vests on May 28, 2020.

SEC source: 0001012975-19-000031 · edgar.xml · derivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock, par value $0.0001 · 20,000 shares

Expires 2029-01-02

F1 · derivative.exercise_date: The option becomes vested and exercisable in two equal installments on February 28, 2019 and August 30, 2019, in each case, generally subject to the reporting person's continued service through the applicable vesting date.

SEC source: 0001493152-18-018147 · ownership.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,500

SEC source: 0001012975-18-001100 · edgar.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,000

SEC source: 0001493152-18-010240 · ownership.xml · derivative · entry 2

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 128,981

Underlying: Common Stock, par value $0.0001 · 128,981 shares

Expires 2028-07-19

F3 · price: The securities were granted pursuant to the Issuer's 2017 Equity Incentive Plan, effective as of the closing of the Issuer's initial public offering of common stock.

F2 · derivative.exercise_date: The option vests in eight equal semi-annual installments commencing on January 19, 2018 and will become fully vested on July 19, 2022.

SEC source: 0001493152-18-010240 · ownership.xml · nonDerivative · entry 1

Pisano Wayne · CIK 0001743611 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,500

F1 · kind: The securities were purchased pursuant to an underwritten public offering by the Issuer. The offering closed on July 19, 2018.