ALLO

SEC source: 0001835208-25-000007 · wk-form4_1745443726.xml · nonDerivative · entry 1

Yoshiyama Annie · CIK 0001835208 · SVP, Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 130,663

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · balance_after: Includes 2274 shares of the Issuer's common stock acquired by the reporting person on March 14, 2025 pursuant to an employee stock purchase program.

SEC source: 0001737287-25-000040 · wk-form4_1742333277.xml · nonDerivative · entry 1

Beneski Benjamin Machinas · CIK 0002057918 · SVP, Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 218,507

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in one transaction at the single price point of $1.975. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at the price set forth above.

SEC source: 0001737287-25-000042 · wk-form4_1742333443.xml · nonDerivative · entry 1

Chang David D · CIK 0001611024 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,276,569

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in one transaction at a single price point of $1.96. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at the price set forth above.

F3 · balance_after: Includes 6000 shares of the Issuer's common stock acquired by the reporting person on March 14, 2025 pursuant to an employee stock purchase program.

SEC source: 0001737287-25-000026 · wk-form4_1741209067.xml · derivative · entry 2

Beneski Benjamin Machinas · CIK 0002057918 · SVP, Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 112,339

Underlying: Common Stock · 112,339 shares

Expires 2035-03-01

F1 · derivative.exercise_date: 25% of the shares subject to the stock option shall vest on March 1, 2026, and the remaining shares shall vest in 36 equal monthly installments thereafter.

SEC source: 0001737287-25-000026 · wk-form4_1741209067.xml · nonDerivative · entry 1

Beneski Benjamin Machinas · CIK 0002057918 · SVP, Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 223,995

SEC source: 0001737287-25-000022 · wk-form4_1740086122.xml · nonDerivative · entry 1

MESSEMER DEBORAH M. · CIK 0001754424 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 144,316

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 8/30/2024.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions ranging from $2.42 to $2.44, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001737287-25-000016 · wk-form4_1738789969.xml · nonDerivative · entry 1

Roberts Zachary · CIK 0001851044 · EVP of R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 643,135

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

SEC source: 0001737287-25-000018 · wk-form4_1738790068.xml · nonDerivative · entry 1

MOORE TIMOTHY L. · CIK 0001669207 · Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,713

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.71 to $1.715, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price with in the rage set forth above.

SEC source: 0001737287-25-000019 · wk-form4_1738790139.xml · nonDerivative · entry 1

Parker Geoffrey M. · CIK 0001491874 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,301,540

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

SEC source: 0001737287-25-000020 · wk-form4_1738790190.xml · nonDerivative · entry 1

Douglas Earl Martin · CIK 0001362155 · SVP, General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 587,848

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

SEC source: 0001737287-25-000017 · wk-form4_1738790016.xml · nonDerivative · entry 1

Chang David D · CIK 0001611024 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,317,237

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.69, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price with in the rage set forth above.

SEC source: 0001737287-25-000006 · wk-form4_1738113175.xml · derivative · entry 2

Roberts Zachary · CIK 0001851044 · EVP of R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 614,844

Underlying: Common Stock · 614,844 shares

Expires 2035-01-24

F1 · derivative.exercise_date: 25% of the shares subject to the stock option shall vest on January 24, 2026, and the remaining shares shall vest in 36 equal monthly installments thereafter.

SEC source: 0001737287-25-000006 · wk-form4_1738113175.xml · nonDerivative · entry 1

Roberts Zachary · CIK 0001851044 · EVP of R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 661,967

SEC source: 0001737287-25-000008 · wk-form4_1738113304.xml · derivative · entry 2

Parker Geoffrey M. · CIK 0001491874 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 614,844

Underlying: Common Stock · 614,844 shares

Expires 2035-01-24

F1 · derivative.exercise_date: 25% of the shares subject to the stock option shall vest on January 24, 2026, and the remaining shares shall vest in 36 equal monthly installments thereafter.

SEC source: 0001737287-25-000008 · wk-form4_1738113304.xml · nonDerivative · entry 1

Parker Geoffrey M. · CIK 0001491874 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,305,901

SEC source: 0001737287-25-000005 · wk-form4_1738113099.xml · derivative · entry 6

Belldegrun Arie · CIK 0001296549 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,307,927

Underlying: Common Stock · 1,307,927 shares

Expires 2035-01-24

F5 · derivative.exercise_date: 25% of the shares subject to the stock option shall vest on January 24, 2026, and the remaining shares shall vest in 36 equal monthly installments thereafter.

SEC source: 0001737287-25-000005 · wk-form4_1738113099.xml · nonDerivative · entry 1

Belldegrun Arie · CIK 0001296549 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,236,816

SEC source: 0001737287-25-000009 · wk-form4_1738113364.xml · derivative · entry 2

Douglas Earl Martin · CIK 0001362155 · SVP, General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 512,370

Underlying: Common Stock · 512,370 shares

Expires 2035-01-24

F1 · derivative.exercise_date: 25% of the shares subject to the stock option shall vest on January 24, 2026, and the remaining shares shall vest in 36 equal monthly installments thereafter.

SEC source: 0001737287-25-000009 · wk-form4_1738113364.xml · nonDerivative · entry 1

Douglas Earl Martin · CIK 0001362155 · SVP, General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 594,252

SEC source: 0001737287-25-000004 · wk-form4_1738113042.xml · derivative · entry 5

Chang David D · CIK 0001611024 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,952,130

Underlying: Common Stock · 1,952,130 shares

Expires 2035-01-24

F5 · derivative.exercise_date: 25% of the shares subject to the stock option shall vest on January 24, 2026, and the remaining shares shall vest in 36 equal monthly installments thereafter.

SEC source: 0001737287-25-000004 · wk-form4_1738113042.xml · nonDerivative · entry 1

Chang David D · CIK 0001611024 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,363,240

F1 · balance_after: Includes 960 shares of the Issuer's common stock acquired by the reporting person on September 15, 2024 pursuant to an employee stock purchase program.

SEC source: 0001737287-25-000007 · wk-form4_1738113240.xml · derivative · entry 2

Yoshiyama Annie · CIK 0001835208 · SVP, Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 128,093

Underlying: Common Stock · 128,093 shares

Expires 2035-01-24

F1 · derivative.exercise_date: 25% of the shares subject to the stock option shall vest on January 24, 2026, and the remaining shares shall vest in 36 equal monthly installments thereafter.

SEC source: 0001737287-25-000007 · wk-form4_1738113240.xml · nonDerivative · entry 1

Yoshiyama Annie · CIK 0001835208 · SVP, Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 137,990

SEC source: 0001737287-25-000003 · wk-form4_1737667821.xml · nonDerivative · entry 1

Roberts Zachary · CIK 0001851044 · EVP of R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 488,054

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plant to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.78 to $1.805, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price with in the rage set forth above.

SEC source: 0001737287-24-000081 · wk-form4_1733867628.xml · nonDerivative · entry 1

MESSEMER DEBORAH M. · CIK 0001754424 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 157,629

F1 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices raging from $2.16 to $2.21, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001737287-24-000079 · wk-form4_1733778343.xml · nonDerivative · entry 1

Humer Franz B · CIK 0001548072 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 307,507

F1 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices raging from $2.145 to $2.185, inclusive. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001737287-24-000065 · wk-form4_1729714884.xml · nonDerivative · entry 1

Parker Geoffrey M. · CIK 0001491874 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,131,988

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.82 to $2.87, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F3 · balance_after: Includes 3,974 shares of the Issuer's common stock acquired by the reporting person on September 15, 2024 pursuant to an employee stock purchase program.

SEC source: 0001593968-24-001096 · primary_01.xml · nonDerivative · entry 1

Douglas Earl Martin · CIK 0001362155 · SVP, General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 449,324

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.75 to $2.85, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001593968-24-000878 · primary_01.xml · nonDerivative · entry 1

MESSEMER DEBORAH M. · CIK 0001754424 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 166,765

F1 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 06/29/2023

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.25 to $2.30, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001593968-24-000836 · primary_01.xml · derivative · entry 1

Kazam Joshua A · CIK 0001221355 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 191,082

Underlying: Common Stock · 191,082 shares

Expires 2034-06-05

F1 · derivative.exercise_date: Vesting in 12 equal monthly installments

SEC source: 0001593968-24-000839 · primary_01.xml · derivative · entry 2

SATO VICKI L · CIK 0001197020 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,541

Underlying: Common Stock · 95,541 shares

Expires 2034-06-05

F1 · derivative.exercise_date: Vesting in 12 equal monthly installments

SEC source: 0001593968-24-000839 · primary_01.xml · nonDerivative · entry 1

SATO VICKI L · CIK 0001197020 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 162,575

SEC source: 0001593968-24-000838 · primary_01.xml · derivative · entry 2

Humer Franz B · CIK 0001548072 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,541

Underlying: Common Stock · 95,541 shares

Expires 2034-06-05

F1 · derivative.exercise_date: Vesting in 12 equal monthly installments

SEC source: 0001593968-24-000838 · primary_01.xml · nonDerivative · entry 1

Humer Franz B · CIK 0001548072 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 316,728

SEC source: 0001593968-24-000837 · primary_01.xml · derivative · entry 1

WITTE OWEN N. · CIK 0001700969 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 191,082

Underlying: Common Stock · 191,082 shares

Expires 2034-06-05

F1 · derivative.exercise_date: Vesting in 12 equal monthly installments

SEC source: 0001593968-24-000841 · primary_01.xml · derivative · entry 1

Mayo Stephen · CIK 0001849061 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 191,082

Underlying: Common Stock · 191,082 shares

Expires 2034-06-05

F1 · derivative.exercise_date: Vesting in 12 equal monthly installments

SEC source: 0001593968-24-000840 · primary_01.xml · derivative · entry 1

Barrett Elizabeth A. · CIK 0001764157 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 191,082

Underlying: Common Stock · 191,082 shares

Expires 2034-06-05

F1 · derivative.exercise_date: Vesting in 12 equal monthly installments

SEC source: 0001593968-24-000835 · primary_01.xml · nonDerivative · entry 1

MESSEMER DEBORAH M. · CIK 0001754424 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 185,406

SEC source: 0001593968-24-000783 · primary_01.xml · nonDerivative · entry 1

Humer Franz B · CIK 0001548072 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 255,253

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.31 to $2.37, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001593968-24-000715 · primary_01.xml · nonDerivative · entry 1

Parker Geoffrey M. · CIK 0001491874 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,164,418

F1 · shares: These shares of common stock were acquired directly from Allogene Therapeutics, Inc (the "Issuer") in a registered direct offering.

SEC source: 0001737287-24-000042 · primary_doc.xml · nonDerivative · entry 2

Belldegrun Arie · CIK 0001296549 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 1,724,137

F3 · shares: Consists of 1,720,172 shares of common stock acquired by Vida Ventures III, L.P. and 3,965 shares of common stock acquired by Vida Ventures III A, L.P. from Goldman Sachs (the Underwriter) in a registered direct offering.

F4 · ownership.nature: The securities are held by Vida Ventures III, L.P. and Vida Ventures III-A, L.P. Vida Ventures GP III, LLC is the manager of Vida Ventures III, L.P. and Vida Ventures III-A, L.P. The reporting person is a Senior Managing Director of Vida Ventures GP III, LLC and may therefore be deemed to be the beneficial owner of the common shares held by Vida Ventures III, L.P. and Vida Ventures III-A, L.P. The reporting person disclaims beneficial ownership of such shares, except to the extent of any pecuniary interest therein.

SEC source: 0001737287-24-000042 · primary_doc.xml · nonDerivative · entry 1

Belldegrun Arie · CIK 0001296549 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 539,867

F1 · shares: These shares of common stock were acquired directly from Allogene Therapeutics, Inc (the "Issuer") in a registered direct offering.

F2 · ownership.nature: The securities are held in the name of Bellco Legacy LLC. Bellco Legacy LLC is owned and managed by trusts controlled by the reporting person and Rebecka Belldegrun.

SEC source: 0001593968-24-000714 · primary_01.xml · nonDerivative · entry 1

Chang David D · CIK 0001611024 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,810,106

F1 · shares: These shares of common stock were acquired directly from Allogene Therapeutics, Inc (the "Issuer") in a registered direct offering.

SEC source: 0001593968-24-000614 · primary_01.xml · nonDerivative · entry 1

MOORE TIMOTHY L. · CIK 0001669207 · Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 265,459

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.44 to $3.49, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

SEC source: 0001593968-24-000477 · primary_01.xml · nonDerivative · entry 1

Chang David D · CIK 0001611024 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,465,278

F1 · shares: Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.29 to $4.43, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.

F3 · balance_after: Includes 5,468 shares of the Issuer's common stock acquired by the reporting person on March 15, 2024 pursuant to an employee stock purchase program.

SEC source: 0001593968-24-000449 · primary_01.xml · nonDerivative · entry 1

Parker Geoffrey M. · CIK 0001491874 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 819,590

F1 · shares: Mr. Parker was notified by his broker on March 4, 2024 that these shares were purchased in an account held by the Geoffrey M. Parker and Jill G. Parker Rev. Trust dated January 27, 2000 for which Mr. Parker does not have discretion. This account is intended to closely track the performance of the Russell 2000 and is frequently rebalanced by an algorithm designed by the broker which led to the purchase of these shares. Restrictions have been now placed on all such accounts held by the Trust to avoid such purchases of the Issuer stock in the future.

SEC source: 0001593968-24-000193 · primary_01.xml · derivative · entry 2

Roberts Zachary · CIK 0001851044 · EVP of R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 494,949

Underlying: Common Stock · 494,949 shares

Expires 2034-01-25

F1 · derivative.exercise_date: 1/3 of the shares subject to the stock option shall vest on January 25, 2025, and the remaining shares shall vest in 24 equal monthly installments thereafter.

SEC source: 0001593968-24-000193 · primary_01.xml · nonDerivative · entry 1

Roberts Zachary · CIK 0001851044 · EVP of R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 515,253

SEC source: 0001593968-24-000197 · primary_01.xml · derivative · entry 2

MOORE TIMOTHY L. · CIK 0001669207 · Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 341,515

Underlying: Common Stock · 341,515 shares

Expires 2034-01-25

F1 · derivative.exercise_date: 1/3 of the shares subject to the stock option shall vest on January 25, 2025, and the remaining shares shall vest in 24 equal monthly installments thereafter.

SEC source: 0001593968-24-000197 · primary_01.xml · nonDerivative · entry 1

MOORE TIMOTHY L. · CIK 0001669207 · Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 282,819