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Nasdaq · USD

AMLX

Amylyx Pharmaceuticals, Inc.

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Tapewire entity
259
SEC CIK
0001658551
Parsed reports
204

Last 12 months

Inside the activity.

2 purchase rows · 31 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202511
Jan 202607
Feb 202605
Mar 202605
Apr 202600
May 202610
Jun 202600
Jul 202602
Aug 202600
Sep 2026010
Oct 202601

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
October 05, 2026 Filed Oct 7, 2026 20:00 UTC SaleCommon Stock 30,000 $27.70 $830,904.00
Disclosure

SEC source: 0001193125-26-416950 · ownership.xml · nonDerivative · entry 1

MILNE GEORGE M JR · CIK 0001179552 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 782,881

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted on April 28, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $27.36 to $28.05. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
FRATES JAMES MChief Financial Officer
SaleCommon Stock 1,042 $33.23 $34,625.87
Disclosure

SEC source: 0001193125-26-390509 · ownership.xml · nonDerivative · entry 2

FRATES JAMES M · CIK 0001235598 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 233,625

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.84 to $33.45. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
FRATES JAMES MChief Financial Officer
SaleCommon Stock 9,768 $32.27 $315,194.80
Disclosure

SEC source: 0001193125-26-390509 · ownership.xml · nonDerivative · entry 1

FRATES JAMES M · CIK 0001235598 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 234,667

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $31.805 to $32.71. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Bedrosian Camille LChief Medical Officer
SaleCommon Stock 2,081 $33.09 $68,864.24
Disclosure

SEC source: 0001193125-26-390510 · ownership.xml · nonDerivative · entry 2

Bedrosian Camille L · CIK 0001326969 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 278,064

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.85 to $33.29. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Bedrosian Camille LChief Medical Officer
SaleCommon Stock 7,947 $32.21 $256,003.86
Disclosure

SEC source: 0001193125-26-390510 · ownership.xml · nonDerivative · entry 1

Bedrosian Camille L · CIK 0001326969 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 280,145

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $31.76 to $32.68. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Cohen Joshua BDirector · Co-Chief Executive Officer
SaleCommon Stock 919 $33.15 $30,463.75
Disclosure

SEC source: 0001193125-26-390507 · ownership.xml · nonDerivative · entry 2

Cohen Joshua B · CIK 0001898644 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,613,123

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.855 to $33.27. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Cohen Joshua BDirector · Co-Chief Executive Officer
SaleCommon Stock 29,545 $32.16 $950,040.16
Disclosure

SEC source: 0001193125-26-390507 · ownership.xml · nonDerivative · entry 1

Cohen Joshua B · CIK 0001898644 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,614,042

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $31.81 to $32.73. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Klee Justin B.Director · Co-Chief Executive Officer
SaleCommon Stock 1,439 $33.16 $47,710.33
Disclosure

SEC source: 0001193125-26-390506 · ownership.xml · nonDerivative · entry 2

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,613,056

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.87 to $33.39. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Klee Justin B.Director · Co-Chief Executive Officer
SaleCommon Stock 29,025 $32.13 $932,552.93
Disclosure

SEC source: 0001193125-26-390506 · ownership.xml · nonDerivative · entry 1

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,614,495

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $31.81 to $32.75. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Mazzariello GinaChief Legal Officer
SaleCommon Stock 11 $33.34 $366.74
Disclosure

SEC source: 0001193125-26-390508 · ownership.xml · nonDerivative · entry 2

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 190,838

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

Read SEC document
September 10, 2026 Filed Sep 14, 2026 20:00 UTC
Mazzariello GinaChief Legal Officer
SaleCommon Stock 9,525 $32.46 $309,139.59
Disclosure

SEC source: 0001193125-26-390508 · ownership.xml · nonDerivative · entry 1

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 190,849

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of performance stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $32.34 to $33.26. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
August 31, 2026 Filed Sep 2, 2026 20:00 UTC Exercise / conversionStock Option (right to buy) · Derivative 25,000 $0.00 Strike: $5.05 $0.00
Disclosure

SEC source: 0001193125-26-380152 · ownership.xml · derivative · entry 4

Firestone Karen · CIK 0001969821 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,000 shares

Expires 2035-06-04

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

F1 · derivative.exercise_date: This option is fully vested and exercisable.

Read SEC document
August 31, 2026 Filed Sep 2, 2026 20:00 UTC Exercise / conversionStock Option (right to buy) · Derivative 25,000 $0.00 Strike: $1.76 $0.00
Disclosure

SEC source: 0001193125-26-380152 · ownership.xml · derivative · entry 3

Firestone Karen · CIK 0001969821 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,000 shares

Expires 2034-06-05

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

F1 · derivative.exercise_date: This option is fully vested and exercisable.

Read SEC document
August 31, 2026 Filed Sep 2, 2026 20:00 UTC Exercise / conversionCommon Stock 25,000 $5.05 $126,250.00
Disclosure

SEC source: 0001193125-26-380152 · ownership.xml · nonDerivative · entry 2

Firestone Karen · CIK 0001969821 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 116,900

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

Read SEC document
August 31, 2026 Filed Sep 2, 2026 20:00 UTC Exercise / conversionCommon Stock 25,000 $1.76 $44,000.00
Disclosure

SEC source: 0001193125-26-380152 · ownership.xml · nonDerivative · entry 1

Firestone Karen · CIK 0001969821 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,900

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

Read SEC document
August 18, 2026 Filed Aug 21, 2026 01:00 UTC
Cohen Joshua BDirector · Co-Chief Executive Officer
GrantCommon Stock 60,039 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-359675 · ownership.xml · nonDerivative · entry 1

Cohen Joshua B · CIK 0001898644 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,643,587

F1 · shares: The reported shares are represented by performance share units, or PSUs, and were awarded upon the achievement of certain performance metrics. Shares subject to the PSU vested on August 18, 2026.

Read SEC document
August 18, 2026 Filed Aug 21, 2026 01:00 UTC
Klee Justin B.Director · Co-Chief Executive Officer
GrantCommon Stock 60,039 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-359678 · ownership.xml · nonDerivative · entry 1

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,643,520

F1 · shares: The reported shares are represented by performance share units, or PSUs, and were awarded upon the achievement of certain performance metrics. Shares subject to the PSU vested on August 18, 2026.

Read SEC document
August 18, 2026 Filed Aug 21, 2026 01:00 UTC
FRATES JAMES MChief Financial Officer
GrantCommon Stock 22,807 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-359679 · ownership.xml · nonDerivative · entry 1

FRATES JAMES M · CIK 0001235598 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 244,435

F1 · shares: The reported shares are represented by performance share units, or PSUs, and were awarded upon the achievement of certain performance metrics. Shares subject to the PSU vested on August 18, 2026.

Read SEC document
August 18, 2026 Filed Aug 21, 2026 01:00 UTC
Mazzariello GinaChief Legal Officer
GrantCommon Stock 21,284 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-359677 · ownership.xml · nonDerivative · entry 1

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,374

F1 · shares: The reported shares are represented by performance share units, or PSUs, and were awarded upon the achievement of certain performance metrics. Shares subject to the PSU vested on August 18, 2026.

Read SEC document
August 18, 2026 Filed Aug 21, 2026 01:00 UTC
Bedrosian Camille LChief Medical Officer
GrantCommon Stock 22,807 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-359676 · ownership.xml · nonDerivative · entry 1

Bedrosian Camille L · CIK 0001326969 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 288,092

F1 · shares: The reported shares are represented by performance share units, or PSUs, and were awarded upon the achievement of certain performance metrics. Shares subject to the PSU vested on August 18, 2026.

Read SEC document
July 10, 2026 Filed Jul 13, 2026 20:00 UTC
Mazzariello GinaChief Legal Officer
SaleCommon Stock 15,000 $17.61 $264,121.50
Disclosure

SEC source: 0001193125-26-301996 · ownership.xml · nonDerivative · entry 2

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 179,090

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted on April 9, 2026.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $17.15 to $18.07. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
July 09, 2026 Filed Jul 13, 2026 20:00 UTC
Mazzariello GinaChief Legal Officer
SaleCommon Stock 15,000 $18.32 $274,746.00
Disclosure

SEC source: 0001193125-26-301996 · ownership.xml · nonDerivative · entry 1

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 194,090

F1 · kind: The sales reported by the Reporting Person were effected pursuant to a Rule 10b5-1 trading plan adopted on April 9, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $17.92 to $18.51. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
June 04, 2026 Filed Jun 8, 2026 20:00 UTC GrantStock Option (right to buy) · Derivative 24,372 $0.00 Strike: $14.31 $0.00
Disclosure

SEC source: 0001193125-26-261638 · ownership.xml · derivative · entry 1

MILNE GEORGE M JR · CIK 0001179552 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,372

Underlying: Common Stock · 24,372 shares

Expires 2036-06-03

F1 · derivative.exercise_date: The shares subject to this option shall vest in full upon the earlier of (i) June 4, 2027 or (ii) the date of the next annual meeting, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

Read SEC document
June 04, 2026 Filed Jun 8, 2026 16:00 UTC GrantStock Option (right to buy) · Derivative 24,372 $0.00 Strike: $14.31 $0.00
Disclosure

SEC source: 0001193125-26-261647 · ownership.xml · derivative · entry 1

Zeiher Bernhardt G · CIK 0001971421 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,372

Underlying: Common Stock · 24,372 shares

Expires 2036-06-03

F1 · derivative.exercise_date: The shares subject to this option shall vest in full upon the earlier of (i) June 4, 2027 or (ii) the date of the next annual meeting, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

Read SEC document
June 04, 2026 Filed Jun 8, 2026 20:00 UTC GrantStock Option (right to buy) · Derivative 24,372 $0.00 Strike: $14.31 $0.00
Disclosure

SEC source: 0001193125-26-261637 · ownership.xml · derivative · entry 1

FONTEYNE PAUL R. · CIK 0001727550 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,372

Underlying: Common Stock · 24,372 shares

Expires 2036-06-03

F1 · derivative.exercise_date: The shares subject to this option shall vest in full upon the earlier of (i) June 4, 2027 or (ii) the date of the next annual meeting, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

Read SEC document
June 04, 2026 Filed Jun 8, 2026 20:00 UTC
Quimi DaphneDirector
GrantStock Option (right to buy) · Derivative 24,372 $0.00 Strike: $14.31 $0.00
Disclosure

SEC source: 0001193125-26-261640 · ownership.xml · derivative · entry 1

Quimi Daphne · CIK 0001543031 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,372

Underlying: Common Stock · 24,372 shares

Expires 2036-06-03

F1 · derivative.exercise_date: The shares subject to this option shall vest in full upon the earlier of (i) June 4, 2027 or (ii) the date of the next annual meeting, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

Read SEC document
June 04, 2026 Filed Jun 8, 2026 20:00 UTC GrantStock Option (right to buy) · Derivative 24,372 $0.00 Strike: $14.31 $0.00
Disclosure

SEC source: 0001193125-26-261641 · ownership.xml · derivative · entry 1

Firestone Karen · CIK 0001969821 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,372

Underlying: Common Stock · 24,372 shares

Expires 2036-06-03

F1 · derivative.exercise_date: The shares subject to this option shall vest in full upon the earlier of (i) June 4, 2027 or (ii) the date of the next annual meeting, subject to the Reporting Person's continuous service to the Issuer through such vesting date.

Read SEC document
May 21, 2026 Filed May 26, 2026 20:00 UTC PurchaseCommon Stock 3,800 $13.51 $51,338.00
Disclosure

SEC source: 0001193125-26-239216 · ownership.xml · nonDerivative · entry 1

Firestone Karen · CIK 0001969821 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,900

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Cohen Joshua BDirector · Co-Chief Executive Officer
GrantStock Option (Right to Buy) · Derivative 373,295 $0.00 Strike: $14.10 $0.00
Disclosure

SEC source: 0001193125-26-098440 · ownership.xml · derivative · entry 2

Cohen Joshua B · CIK 0001898644 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 373,295

Underlying: Common Stock · 373,295 shares

Expires 2036-03-05

F2 · derivative.exercise_date: 25% of the shares subject to the option shall vest and become exercisable on March 1, 2027, and the remaining shares shall vest monthly over the remaining 36 months, subject to the Reporting Person's continuous service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Cohen Joshua BDirector · Co-Chief Executive Officer
GrantCommon Stock 248,865 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-098440 · ownership.xml · nonDerivative · entry 1

Cohen Joshua B · CIK 0001898644 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,583,548

F1 · shares: The reported transaction involves the Reporting Person's receipt of a restricted stock unit ("RSU") award. The RSUs shall vest in 4 equal annual installments, with the first installment vesting on March 1, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Klee Justin B.Director · Co-Chief Executive Officer
GrantStock Option (Right to Buy) · Derivative 373,295 $0.00 Strike: $14.10 $0.00
Disclosure

SEC source: 0001193125-26-098437 · ownership.xml · derivative · entry 2

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 373,295

Underlying: Common Stock · 373,295 shares

Expires 2036-03-05

F2 · derivative.exercise_date: 25% of the shares subject to the option shall vest and become exercisable on March 1, 2027, and the remaining shares shall vest monthly over the remaining 36 months, subject to the Reporting Person's continuous service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Klee Justin B.Director · Co-Chief Executive Officer
GrantCommon Stock 248,865 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-098437 · ownership.xml · nonDerivative · entry 1

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,583,481

F1 · shares: The reported transaction involves the Reporting Person's receipt of a restricted stock unit ("RSU") award. The RSUs shall vest in 4 equal annual installments, with the first installment vesting on March 1, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Mazzariello GinaChief Legal Officer
GrantStock Option (Right to Buy) · Derivative 111,990 $0.00 Strike: $14.10 $0.00
Disclosure

SEC source: 0001193125-26-098439 · ownership.xml · derivative · entry 2

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 111,990

Underlying: Common Stock · 111,990 shares

Expires 2036-03-05

F2 · derivative.exercise_date: 25% of the shares subject to the option shall vest and become exercisable on March 1, 2027, and the remaining shares shall vest monthly over the remaining 36 months, subject to the Reporting Person's continuous service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Mazzariello GinaChief Legal Officer
GrantCommon Stock 74,660 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-098439 · ownership.xml · nonDerivative · entry 1

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 209,090

F1 · shares: The reported transaction involves the Reporting Person's receipt of a restricted stock unit ("RSU") award. The RSUs shall vest in 4 equal annual installments, with the first installment vesting on March 1, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
FRATES JAMES MChief Financial Officer
GrantStock Option (right to buy) · Derivative 143,985 $0.00 Strike: $14.10 $0.00
Disclosure

SEC source: 0001193125-26-098438 · ownership.xml · derivative · entry 5

FRATES JAMES M · CIK 0001235598 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 143,985

Underlying: Common Stock · 143,985 shares

Expires 2036-03-05

F5 · derivative.exercise_date: 25% of the shares subject to the option shall vest and become exercisable on March 1, 2027, and the remaining shares shall vest monthly over the remaining 36 months, subject to the Reporting Person's continuous service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
FRATES JAMES MChief Financial Officer
GrantCommon Stock 95,990 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-098438 · ownership.xml · nonDerivative · entry 1

FRATES JAMES M · CIK 0001235598 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 261,628

F1 · shares: The reported transaction involves the Reporting Person's receipt of a restricted stock unit ("RSU") award. The RSUs shall vest in 4 equal annual installments, with the first installment vesting on March 1, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Bedrosian Camille LChief Medical Officer
GrantStock Option (Right to Buy) · Derivative 143,985 $0.00 Strike: $14.10 $0.00
Disclosure

SEC source: 0001193125-26-098436 · ownership.xml · derivative · entry 2

Bedrosian Camille L · CIK 0001326969 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 143,985

Underlying: Common Stock · 143,985 shares

Expires 2036-03-05

F2 · derivative.exercise_date: 25% of the shares subject to the option shall vest and become exercisable on March 1, 2027, and the remaining shares shall vest monthly over the remaining 36 months, subject to the Reporting Person's continuous service to the Issuer through each such vesting date.

Read SEC document
March 05, 2026 Filed Mar 9, 2026 20:00 UTC
Bedrosian Camille LChief Medical Officer
GrantCommon Stock 95,990 $0.00 $0.00
Disclosure

SEC source: 0001193125-26-098436 · ownership.xml · nonDerivative · entry 1

Bedrosian Camille L · CIK 0001326969 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 265,285

F1 · shares: The reported transaction involves the Reporting Person's receipt of a restricted stock unit ("RSU") award. The RSUs shall vest in 4 equal annual installments, with the first installment vesting on March 1, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

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March 02, 2026 Filed Mar 4, 2026 21:00 UTC
Cohen Joshua BDirector · Co-Chief Executive Officer
SaleCommon Stock 29,282 $14.48 $424,120.49
Disclosure

SEC source: 0001193125-26-091442 · ownership.xml · nonDerivative · entry 1

Cohen Joshua B · CIK 0001898644 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,334,683

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.450 to $15.160. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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March 02, 2026 Filed Mar 4, 2026 21:00 UTC
Klee Justin B.Director · Co-Chief Executive Officer
SaleCommon Stock 29,282 $14.47 $423,760.32
Disclosure

SEC source: 0001193125-26-091443 · ownership.xml · nonDerivative · entry 1

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,334,616

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.450 to $15.360. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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March 02, 2026 Filed Mar 4, 2026 21:00 UTC
Bedrosian Camille LChief Medical Officer
SaleCommon Stock 6,461 $14.58 $94,205.26
Disclosure

SEC source: 0001193125-26-091440 · ownership.xml · nonDerivative · entry 1

Bedrosian Camille L · CIK 0001326969 · Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 169,295

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.440 to $14.945. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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March 02, 2026 Filed Mar 4, 2026 21:00 UTC
FRATES JAMES MChief Financial Officer
SaleCommon Stock 7,909 $14.52 $114,851.33
Disclosure

SEC source: 0001193125-26-091438 · ownership.xml · nonDerivative · entry 1

FRATES JAMES M · CIK 0001235598 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 165,638

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.450 to $15.385. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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March 02, 2026 Filed Mar 4, 2026 21:00 UTC
Mazzariello GinaChief Legal Officer
SaleCommon Stock 6,844 $14.52 $99,378.30
Disclosure

SEC source: 0001193125-26-091436 · ownership.xml · nonDerivative · entry 1

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,430

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.400 to $15.070. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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February 23, 2026 Filed Feb 25, 2026 21:00 UTC
Mazzariello GinaChief Legal Officer
SaleCommon Stock 3,419 $14.14 $48,352.18
Disclosure

SEC source: 0001193125-26-071460 · ownership.xml · nonDerivative · entry 1

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 141,274

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.030 to $14.220. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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February 02, 2026 Filed Feb 4, 2026 21:05 UTC
Cohen Joshua BDirector · Co-Chief Executive Officer
SaleCommon Stock 15,500 $14.68 $227,592.70
Disclosure

SEC source: 0001193125-26-037552 · ownership.xml · nonDerivative · entry 1

Cohen Joshua B · CIK 0001898644 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,363,965

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.510 to $14.760. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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February 02, 2026 Filed Feb 4, 2026 21:05 UTC
Klee Justin B.Director · Co-Chief Executive Officer
SaleCommon Stock 15,500 $14.69 $227,617.50
Disclosure

SEC source: 0001193125-26-037544 · ownership.xml · nonDerivative · entry 1

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,363,898

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.510 to $14.760. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

Read SEC document
February 02, 2026 Filed Feb 4, 2026 21:05 UTC
FRATES JAMES MChief Financial Officer
SaleCommon Stock 3,557 $14.65 $52,096.89
Disclosure

SEC source: 0001193125-26-037553 · ownership.xml · nonDerivative · entry 1

FRATES JAMES M · CIK 0001235598 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 173,547

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.460 to $14.790. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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February 02, 2026 Filed Feb 4, 2026 21:05 UTC
Mazzariello GinaChief Legal Officer
SaleCommon Stock 3,448 $14.65 $50,515.61
Disclosure

SEC source: 0001193125-26-037548 · ownership.xml · nonDerivative · entry 1

Mazzariello Gina · CIK 0001913765 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,693

F1 · kind: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F1 · shares: Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $14.470 to $14.810. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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January 16, 2026 Filed Jan 21, 2026 02:46 UTC
Klee Justin B.Director · Co-Chief Executive Officer
Exercise / conversionStock Option (Right to Buy) · Derivative 2,847 $0.00 Strike: $7.57 $0.00
Disclosure

SEC source: 0001193125-26-017056 · ownership.xml · derivative · entry 6

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,847 shares

Expires 2026-02-19

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

F4 · derivative.exercise_date: This option is fully vested and exercisable. The option is due to expire on February 19, 2026.

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January 16, 2026 Filed Jan 21, 2026 02:46 UTC
Klee Justin B.Director · Co-Chief Executive Officer
SaleCommon Stock 1,995 $13.89 $27,701.17
Disclosure

SEC source: 0001193125-26-017056 · ownership.xml · nonDerivative · entry 4

Klee Justin B. · CIK 0001898314 · Director · Co-Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,379,398

F1 · kind: Reflects shares sold to cover option cost and tax obligations upon the option exercise pursuant to a preset sales plan adopted by the reporting person on November 12, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $13.83 to $13.91. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

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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.