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Nasdaq · USD

GOSS

Gossamer Bio, Inc.

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6928
SEC CIK
0001728117
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228

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Nov 202500
Dec 202500
Jan 202600
Feb 202600
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Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
GrantStock Option (Right to Buy) · Derivative 125,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 14

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,000

Underlying: Common Stock · 125,000 shares

Expires 2033-11-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
GrantStock Option (Right to Buy) · Derivative 375,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 13

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 375,000

Underlying: Common Stock · 375,000 shares

Expires 2034-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
GrantStock Option (Right to Buy) · Derivative 440,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 12

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 440,000

Underlying: Common Stock · 440,000 shares

Expires 2035-03-03

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
GrantStock Option (Right to Buy) · Derivative 506,250 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 11

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 506,250

Underlying: Common Stock · 506,250 shares

Expires 2036-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 70,000 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 10

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 70,000 shares

Expires 2029-03-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 47,667 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 9

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 47,667 shares

Expires 2030-02-14

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 60,000 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 8

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 60,000 shares

Expires 2031-02-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 126,667 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 7

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 126,667 shares

Expires 2032-01-05

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $2.16 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 6

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 157,500 shares

Expires 2032-12-06

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $1.21 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 5

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 157,500 shares

Expires 2033-03-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 125,000 Not disclosed Strike: $0.84 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 4

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 125,000 shares

Expires 2033-11-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 375,000 Not disclosed Strike: $0.97 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 3

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 375,000 shares

Expires 2034-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 440,000 Not disclosed Strike: $1.13 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 2

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 440,000 shares

Expires 2035-03-03

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:14 UTC
Christian WaageEVP, Tech Ops and Admin
Disposition to issuerStock Option (Right to Buy) · Derivative 506,250 Not disclosed Strike: $2.88 Not disclosed
Disclosure

SEC source: 0001553179-26-000004 · wk-form4_1774037666.xml · derivative · entry 1

Christian Waage · CIK 0001553179 · EVP, Tech Ops and Admin

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 506,250 shares

Expires 2036-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 30,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 24

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,000

Underlying: Common Stock · 30,000 shares

Expires 2029-03-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 9,167 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 23

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,167

Underlying: Common Stock · 9,167 shares

Expires 2029-12-23

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 22,784 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 22

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,784

Underlying: Common Stock · 22,784 shares

Expires 2030-02-14

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 40,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 21

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,000

Underlying: Common Stock · 40,000 shares

Expires 2031-02-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 20,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 20

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 20,000 shares

Expires 2031-06-21

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 126,667 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 19

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 126,667

Underlying: Common Stock · 126,667 shares

Expires 2032-01-05

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 18

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 157,500

Underlying: Common Stock · 157,500 shares

Expires 2032-12-06

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 17

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 157,500

Underlying: Common Stock · 157,500 shares

Expires 2033-03-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 162,500 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 16

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 162,500

Underlying: Common Stock · 162,500 shares

Expires 2033-11-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 487,500 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 15

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 487,500

Underlying: Common Stock · 487,500 shares

Expires 2034-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 572,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 14

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 572,000

Underlying: Common Stock · 572,000 shares

Expires 2035-03-03

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 562,500 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 13

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 562,500

Underlying: Common Stock · 562,500 shares

Expires 2036-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 30,000 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 12

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 30,000 shares

Expires 2029-03-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 9,167 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 11

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,167 shares

Expires 2029-12-23

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 22,784 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 10

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 22,784 shares

Expires 2030-02-14

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 40,000 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 9

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 40,000 shares

Expires 2031-02-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 20,000 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 8

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 20,000 shares

Expires 2031-06-21

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 126,667 Not disclosed Strike: $1.36 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 7

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 126,667 shares

Expires 2032-01-05

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $2.16 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 6

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 157,500 shares

Expires 2032-12-06

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $1.21 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 5

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 157,500 shares

Expires 2033-03-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 162,500 Not disclosed Strike: $0.84 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 4

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 162,500 shares

Expires 2033-11-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 487,500 Not disclosed Strike: $0.97 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 3

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 487,500 shares

Expires 2034-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 572,000 Not disclosed Strike: $1.13 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 2

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 572,000 shares

Expires 2035-03-03

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:22 UTC
Aranda RichardChief Medical Officer
Disposition to issuerStock Option (Right to Buy) · Derivative 562,500 Not disclosed Strike: $2.88 Not disclosed
Disclosure

SEC source: 0001867872-26-000004 · wk-form4_1774038115.xml · derivative · entry 1

Aranda Richard · CIK 0001867872 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 562,500 shares

Expires 2036-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 32,334 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 24

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,334

Underlying: Common Stock · 32,334 shares

Expires 2029-03-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 9,167 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 23

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,167

Underlying: Common Stock · 9,167 shares

Expires 2029-12-23

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 22,784 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 22

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,784

Underlying: Common Stock · 22,784 shares

Expires 2030-02-14

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 18,834 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 21

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,834

Underlying: Common Stock · 18,834 shares

Expires 2031-02-25

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 21,167 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 20

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,167

Underlying: Common Stock · 21,167 shares

Expires 2031-04-16

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 126,667 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 19

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 126,667

Underlying: Common Stock · 126,667 shares

Expires 2032-01-05

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 18

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 157,500

Underlying: Common Stock · 157,500 shares

Expires 2032-12-06

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 157,500 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 17

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 157,500

Underlying: Common Stock · 157,500 shares

Expires 2023-03-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 125,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 16

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,000

Underlying: Common Stock · 125,000 shares

Expires 2033-11-19

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

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March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 375,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 15

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 375,000

Underlying: Common Stock · 375,000 shares

Expires 2034-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

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March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 440,000 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 14

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 440,000

Underlying: Common Stock · 440,000 shares

Expires 2035-03-03

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

Read SEC document
March 19, 2026 Filed Mar 20, 2026 20:20 UTC
Peterson CarynEVP, Regulatory Affairs
GrantStock Option (Right to Buy) · Derivative 506,250 Not disclosed Strike: $0.45 Not disclosed
Disclosure

SEC source: 0001857256-26-000004 · wk-form4_1774038052.xml · derivative · entry 13

Peterson Caryn · CIK 0001857256 · EVP, Regulatory Affairs

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 506,250

Underlying: Common Stock · 506,250 shares

Expires 2036-01-01

F1 · kind: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F1 · price: Effective as of March 19, 2026 (the "Repricing Date"), the Issuer approved a one-time repricing of certain outstanding stock options (the "Repriced Options") granted under the Issuer's 2019 Incentive Award Plan (the "2019 Plan"), which reduced the per share exercise price of each Repriced Option to $0.45 (the "Option Repricing"). Except as modified by the Option Repricing, all other terms and conditions of the Repriced Options, including, without limitation, any provisions with respect to vesting and term of the Repriced Options, remain in full force and effect.

F2 · derivative.exercise_date: This stock option award was issued pursuant to the 2019 Plan and becomes exercisable in accordance with the vesting schedule specified in the award agreement and as previously reported on applicable Form 4, subject to the Reporting Person's continued service with the Issuer as of the applicable vesting date.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.