Stone Paul A.

SEC source: 0001610717-23-000251 · form4.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 9,303

F1 · kind: The transaction reported herein was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan, adopted on March 27, 2023.

F2 · price: This transaction was executed in multiple trades in prices ranging from $28.83 to $29.02, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001610717-23-000234 · form4.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 14,303

F1 · kind: The transaction reported herein was effected pursuant to the Reporting Person's Rule 10b5-1 trading plan, adopted on March 27, 2023.

F2 · price: This transaction was executed in multiple trades in prices ranging from $26.38 to $26.4175, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001610717-23-000233 · form4.xml · nonDerivative · entry 3

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,281

F1 · kind: The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan, adopted on March 27, 2023.

F2 · price: This transaction was executed in multiple trades in prices ranging from $26.37 to $26.415, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001610717-23-000233 · form4.xml · nonDerivative · entry 2

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,103

F1 · kind: The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan, adopted on March 27, 2023.

SEC source: 0001610717-23-000233 · form4.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,203

F1 · kind: The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan, adopted on March 27, 2023.

SEC source: 0001610717-23-000225 · form4.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,303

F1 · kind: The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan, adopted on March 27, 2023.

F2 · price: This transaction was executed in multiple trades in prices ranging from $25.00 to $25.105, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001610717-23-000009 · form4.xml · derivative · entry 2

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 129,832

Underlying: Common Stock · 8,000 shares

Expires 2028-06-20

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_date: The shares subject to the option are fully vested and exercisable.

SEC source: 0001610717-23-000009 · form4.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,803

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 · balance_after: The amount reported herein has been adjusted to correct an error in Column 5 of Table I in a Form 4 previously filed on April 14, 2022.

SEC source: 0001567619-23-003947 · doc1.xml · derivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,000

Underlying: Common Stock · 140,000 shares

Expires 2033-02-23

F1 · derivative.exercise_date: 25% of the shares subject to the option vest on the first anniversary measured from January 1, 2023 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001567619-22-006126 · doc1.xml · derivative · entry 1

Stone Paul A. · CIK 0001777511 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 92,500

Underlying: Common Stock · 92,500 shares

Expires 2032-02-29

F1 · derivative.exercise_date: 25% of the shares subject to the option vest on the first anniversary measured from January 1, 2022 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001567619-21-016924 · doc1.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,944

F1 · kind: The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.

F2 · price: This transaction was executed in multiple trades in prices ranging from $27.37 to $27.57, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001567619-22-008545 · doc1.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,803

F1 · shares: Acquired pursuant to Issuer's Employee Stock Purchase Plan.

SEC source: 0001567619-21-005111 · doc1.xml · derivative · entry 1

Stone Paul A. · CIK 0001777511 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,000

Underlying: Common Stock · 80,000 shares

Expires 2031-02-23

F1 · derivative.exercise_date: 25% of the shares subject to the option vest on the first anniversary measured from January 1, 2021 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001567619-20-021089 · doc1.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · SVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,444

F1 · kind: Pro rata in-kind distribution from 5AM Partners IV, LLC for no consideration.

SEC source: 0001567619-20-012462 · doc1.xml · derivative · entry 4

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 137,832

Underlying: Common Stock · 3,100 shares

Expires 2028-06-20

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

F4 · derivative.exercise_date: 25% of the shares subject to the option vest on the first anniversary measured from May 2, 2018 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001567619-20-012462 · doc1.xml · nonDerivative · entry 3

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

F1 · kind: The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.

F3 · price: This transaction was executed in multiple trades in prices ranging from $19.83 to $19.97, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001567619-20-012462 · doc1.xml · nonDerivative · entry 2

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,600

F1 · kind: The transactions reported herein were effected pursuant to the Reporting Person's Rule 10b5-1 trading plan.

F2 · price: This transaction was executed in multiple trades in prices ranging from $17.48 to $17.74, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.

SEC source: 0001567619-20-012462 · doc1.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,100

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

SEC source: 0001567619-20-007287 · doc1.xml · derivative · entry 4

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,932

Underlying: Common Stock · 5,000 shares

Expires 2028-06-20

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: 25% of the shares subject to the option vest on the first anniversary measured from May 2, 2018 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001567619-20-007287 · doc1.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

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: 0001567619-20-004806 · doc1.xml · derivative · entry 1

Stone Paul A. · CIK 0001777511 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,000

Underlying: Common Stock · 80,000 shares

Expires 2030-02-20

F1 · derivative.exercise_date: 25% of the shares subject to the option vest on the first anniversary measured from January 1, 2020 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001567619-19-015342 · doc1.xml · derivative · entry 4

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,932

Underlying: Common Stock · 10,000 shares

Expires 2028-06-20

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: 25% of the shares subject to the option vest on the first anniversary measured from May 2, 2018 (the "Vesting Commencement Date"), and 1/48th of the total number of shares vest monthly thereafter, such that 100% of the shares subject to the option will be fully vested and exercisable on the fourth anniversary of the Vesting Commencement Date.

SEC source: 0001567619-19-015342 · doc1.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

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: 0001567619-19-012281 · doc1.xml · derivative · entry 10

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 24,101 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.

F4 · derivative.exercise_price: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F4 · price: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.underlying_shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F4 · derivative.underlying_shares: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · ownership.nature: The shares are held by 5AM Co-Investors IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · derivative · entry 9

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 71,745 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 share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F2 · price: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · derivative.exercise_date: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · derivative.expiration_date: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.underlying_shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F2 · derivative.underlying_shares: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F5 · ownership.nature: The shares are held by 5AM Co-Investors IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · derivative · entry 8

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 578,447 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.

F4 · derivative.exercise_price: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F4 · price: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.exercise_date: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · derivative.expiration_date: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.underlying_shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F4 · derivative.underlying_shares: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: The shares are held by 5AM Ventures IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · derivative · entry 7

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Common Stock · 1,721,898 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 share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F2 · price: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · derivative.exercise_date: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · derivative.expiration_date: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · derivative.underlying_shares: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F2 · derivative.underlying_shares: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: The shares are held by 5AM Ventures IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · nonDerivative · entry 6

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 118,521

F5 · ownership.nature: The shares are held by 5AM Co-Investors IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · nonDerivative · entry 5

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,844,545

F3 · ownership.nature: The shares are held by 5AM Ventures IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · nonDerivative · entry 4

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 108,521

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: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F4 · shares: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · price: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · balance_after: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F5 · ownership.nature: The shares are held by 5AM Co-Investors IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · nonDerivative · entry 3

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 84,420

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: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F2 · shares: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · price: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · balance_after: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F5 · ownership.nature: The shares are held by 5AM Co-Investors IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · nonDerivative · entry 2

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,604,545

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: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F4 · shares: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F4 · price: Each share of Series B Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · balance_after: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F3 · ownership.nature: The shares are held by 5AM Ventures IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.

SEC source: 0001567619-19-012281 · doc1.xml · nonDerivative · entry 1

Stone Paul A. · CIK 0001777511 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,026,098

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: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F2 · shares: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F2 · price: Each share of Series A Preferred Stock was automatically converted on a 1-for-1 basis into Common Stock immediately prior to the closing of the Issuer's initial public offering.

F1 · balance_after: Reflects a 1-for-10.2564 reverse stock split of the Issuer's outstanding securities effected prior to the effectiveness of the Issuer's S-1 Registration Statement.

F3 · ownership.nature: The shares are held by 5AM Ventures IV, L.P. Mr. Stone disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.