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person · Reporting owner

SOUTHWELL DAVID P

Disclosed activity across 4 companies

Tapewire entity
26195
SEC CIK
0001251553

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
PTC THERAPEUTICS, INC.PTCT · Entity 3803DirectorJanuary 02, 2026January 06, 2026
ROCKET PHARMACEUTICALS, INC.RCKT · Entity 5627DirectorAugust 03, 2026August 06, 2026
Spero Therapeutics, Inc.SPRO · Entity 7014DirectorJune 05, 2018June 07, 2018
TScan Therapeutics, Inc.TCRX · Entity 7255Director · Chief Executive OfficerFebruary 02, 2023February 06, 2023

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

PTC THERAPEUTICS, INC.

Report date January 02, 2026 · Filed January 06, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect20,850 Reported balance After 2026-01-02 transaction · row 1
1 source row

Row 1 · 2026-01-02 · Grant · Acquired 4,000 · Balance 20,850

F1: Restricted stock units granted on January 2, 2026 that vest over one year, with five-twelfths (5/12) of the shares underlying the RSUs vesting on June 2, 2026 and the remaining seven-twelfths (7/12) of the original shares underlying the RSUs vesting on January 2, 2027. The Reporting Person has elected to defer receipt of all vested shares until the earliest to occur of (a) the date that is six months following separation of service from the Issuer, (b) a change in control event and (c) death.

Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $76.74 · Expires 2036-01-01Direct3,475 Reported balance After 2026-01-02 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2026-01-02 · Grant · Acquired 3,475 · Balance 3,475

F2: This option was granted on January 2, 2026 and vests over one year in twelve equal monthly installments, commencing on February 2, 2026.

Filing footnotes · ownership attribution and instrument terms

F1: Restricted stock units granted on January 2, 2026 that vest over one year, with five-twelfths (5/12) of the shares underlying the RSUs vesting on June 2, 2026 and the remaining seven-twelfths (7/12) of the original shares underlying the RSUs vesting on January 2, 2027. The Reporting Person has elected to defer receipt of all vested shares until the earliest to occur of (a) the date that is six months following separation of service from the Issuer, (b) a change in control event and (c) death.

F2: This option was granted on January 2, 2026 and vests over one year in twelve equal monthly installments, commencing on February 2, 2026.

ROCKET PHARMACEUTICALS, INC.

Report date August 03, 2026 · Filed August 06, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect204,522 Reported balance After 2026-08-03 transaction · row 1 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 1 · 2026-08-03 · Other · Acquired 150,000 · Balance 204,522

F1: Rocket Pharmaceuticals, Inc. (the "Company") entered into a consulting agreement with the Reporting Person, dated July 21, 2026, for consulting services related to the Company's strategic and financial activities. As compensation for services rendered, the Reporting Person received 150,000 restricted stock units ("RSUs") on August 3, 2026.

F2: Represents RSUs that convert to common stock on a one-for-one basis. One-third of such RSUs will vest in full on August 3, 2027, with the remaining two-thirds vesting in equal quarterly installments over the following two years.

Common StockSEC Table I · non-derivativeIndirectBy The David P. Southwell Irrevocable Trust Dtd 04/14/2024113,124 Reported balance Holding disclosure · report date 2026-08-03 · row 2 Holding and transaction disclosures are not merged.
1 source row

Row 2 · Balance 113,124

Filing footnotes · ownership attribution and instrument terms

F1: Rocket Pharmaceuticals, Inc. (the "Company") entered into a consulting agreement with the Reporting Person, dated July 21, 2026, for consulting services related to the Company's strategic and financial activities. As compensation for services rendered, the Reporting Person received 150,000 restricted stock units ("RSUs") on August 3, 2026.

F2: Represents RSUs that convert to common stock on a one-for-one basis. One-third of such RSUs will vest in full on August 3, 2027, with the remaining two-thirds vesting in equal quarterly installments over the following two years.

Spero Therapeutics, Inc.

Report date June 05, 2018 · Filed June 07, 2018

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $11.54 · Expires 2028-06-05Direct6,073 Reported balance After 2018-06-05 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2018-06-05 · Grant · Acquired 6,073 · Balance 6,073

F1: The shares underlying this option will vest and become exercisable in full on June 5, 2019, subject to the Reporting Person's continued service as a director through the vesting date.

Filing footnotes · ownership attribution and instrument terms

F1: The shares underlying this option will vest and become exercisable in full on June 5, 2019, subject to the Reporting Person's continued service as a director through the vesting date.

TScan Therapeutics, Inc.

Report date February 02, 2023 · Filed February 06, 2023

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $1.81 · Expires 2033-02-01Direct100,000 Reported balance After 2023-02-02 transaction · row 1 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 1 · 2023-02-02 · Grant · Acquired 100,000 · Balance 100,000

F1: The shares subject to this option vest over 4 years of service following February 2, 2023, with 25% vesting upon completion of 1 year of continuous service to the Issuer and the balance vesting in 36 equal monthly installments thereafter.

Filing footnotes · ownership attribution and instrument terms

F1: The shares subject to this option vest over 4 years of service following February 2, 2023, with 25% vesting upon completion of 1 year of continuous service to the Issuer and the balance vesting in 36 equal monthly installments thereafter.

Transaction history

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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 dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
August 03, 2026 Filed Aug 6, 2026 00:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 OtherCommon Stock 150,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-26-031471 · form4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 204,522

F1 · security: Rocket Pharmaceuticals, Inc. (the "Company") entered into a consulting agreement with the Reporting Person, dated July 21, 2026, for consulting services related to the Company's strategic and financial activities. As compensation for services rendered, the Reporting Person received 150,000 restricted stock units ("RSUs") on August 3, 2026.

F1 · kind: Rocket Pharmaceuticals, Inc. (the "Company") entered into a consulting agreement with the Reporting Person, dated July 21, 2026, for consulting services related to the Company's strategic and financial activities. As compensation for services rendered, the Reporting Person received 150,000 restricted stock units ("RSUs") on August 3, 2026.

F2 · price: Represents RSUs that convert to common stock on a one-for-one basis. One-third of such RSUs will vest in full on August 3, 2027, with the remaining two-thirds vesting in equal quarterly installments over the following two years.

Read SEC document
June 18, 2026 Filed Jul 6, 2026 23:59 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GrantStock Option (Right to Buy) · Derivative 64,860 $0.00 Strike: $3.35 $0.00
Disclosure

SEC source: 0001140361-26-027677 · form4.xml · derivative · entry 3

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,860

Underlying: Common Stock · 64,860 shares

Expires 2036-06-18

F2 · derivative.exercise_date: This option represents a right to purchase a total of 64,860 shares of the Issuer's Common Stock, all of which will become fully vested and exercisable on June 18, 2027.

Read SEC document
June 18, 2026 Filed Jul 6, 2026 23:59 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GrantCommon Stock 22,862 $0.00 $0.00
Disclosure

SEC source: 0001140361-26-027677 · form4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,522

F1 · security: Represents restricted stock units ("RSUs") that convert to common stock on a one-for-one basis. The RSUs will vest in full on June 18, 2027.

F1 · price: Represents restricted stock units ("RSUs") that convert to common stock on a one-for-one basis. The RSUs will vest in full on June 18, 2027.

Read SEC document
January 02, 2026 Filed Jan 6, 2026 22:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantStock Option (Right to Buy) · Derivative 3,475 $0.00 Strike: $76.74 $0.00
Disclosure

SEC source: 0001251553-26-000002 · form4-01062026_050112.xml · derivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,475

Underlying: Common Stock · 3,475 shares

Expires 2036-01-01

F2 · derivative.exercise_date: This option was granted on January 2, 2026 and vests over one year in twelve equal monthly installments, commencing on February 2, 2026.

Read SEC document
January 02, 2026 Filed Jan 6, 2026 22:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantCommon Stock 4,000 $0.00 $0.00
Disclosure

SEC source: 0001251553-26-000002 · form4-01062026_050112.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,850

F1 · shares: Restricted stock units granted on January 2, 2026 that vest over one year, with five-twelfths (5/12) of the shares underlying the RSUs vesting on June 2, 2026 and the remaining seven-twelfths (7/12) of the original shares underlying the RSUs vesting on January 2, 2027. The Reporting Person has elected to defer receipt of all vested shares until the earliest to occur of (a) the date that is six months following separation of service from the Issuer, (b) a change in control event and (c) death.

Read SEC document
September 09, 2025 Filed Sep 11, 2025 20:30 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionStock Option (Right to Buy) · Derivative 12,000 $0.00 Strike: $30.86 $0.00
Disclosure

SEC source: 0001415889-25-024280 · form4-09112025_040902.xml · derivative · entry 3

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,000 shares

Expires 2026-01-03

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

F2 · derivative.exercise_date: Currently exercisable.

Read SEC document
September 09, 2025 Filed Sep 11, 2025 20:30 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 SaleCommon Stock 12,000 $58.34 $700,080.00
Disclosure

SEC source: 0001415889-25-024280 · form4-09112025_040902.xml · nonDerivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,850

F1 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $58.31 to $58.45 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

Read SEC document
September 09, 2025 Filed Sep 11, 2025 20:30 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionCommon Stock 12,000 $30.86 $370,320.00
Disclosure

SEC source: 0001415889-25-024280 · form4-09112025_040902.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,850

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

Read SEC document
June 18, 2025 Filed Jul 18, 2025 20:05 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GrantCommon Stock 30,000 $0.00 $0.00
Disclosure

SEC source: 0001140361-25-026404 · form4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,660

F1 · security: Represent restricted stock units ("RSUs") that convert to common stock on a one-for-one basis. The RSUs will vest in full on June 18, 2026.

F1 · price: Represent restricted stock units ("RSUs") that convert to common stock on a one-for-one basis. The RSUs will vest in full on June 18, 2026.

Read SEC document
January 03, 2025 Filed Jan 7, 2025 22:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantStock Option (Right to Buy) · Derivative 8,800 $0.00 Strike: $46.54 $0.00
Disclosure

SEC source: 0001415889-25-001027 · form4-01072025_050126.xml · derivative · entry 3

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,800

Underlying: Common Stock · 8,800 shares

Expires 2035-01-02

F2 · derivative.exercise_date: This option was granted on January 3, 2025 and vests over one year in twelve equal monthly installments, commencing on February 3, 2025.

Read SEC document
January 03, 2025 Filed Jan 7, 2025 22:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantCommon Stock 4,000 $0.00 $0.00
Disclosure

SEC source: 0001415889-25-001027 · form4-01072025_050126.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,850

F1 · shares: Restricted stock units granted on January 3, 2025 that vest over one year, with five-twelfths (5/12) of the shares underlying the RSUs vesting on June 17, 2025 and the remaining seven-twelfths (7/12) of the original shares underlying the RSUs vesting on January 3, 2026.

Read SEC document
June 13, 2024 Filed Jun 20, 2024 20:10 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GrantStock Option (Right to Buy) · Derivative 23,944 $0.00 Strike: $22.86 $0.00
Disclosure

SEC source: 0001140361-24-030728 · form4.xml · derivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,944

Underlying: Common Stock · 23,944 shares

Expires 2034-06-13

F1 · derivative.exercise_date: This option represents a right to purchase a total of 23,944 shares of the Issuer's Common Stock, all of which will become fully vested and exercisable on June 13, 2025.

Read SEC document
May 08, 2024 Filed May 10, 2024 21:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GiftCommon Stock 1,650 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-012891 · form4-05102024_050502.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,850

F1 · kind: Represents the transfer of shares by the Reporting Person to The David P. Southwell Irrevocable Trust of 2024 (the "Trust") for no consideration. The Trust has an independent trustee with investment control over the transferred shares, and the Reporting Person and members of his family are the beneficiaries of the Trust.

Read SEC document
May 02, 2024 Filed May 20, 2024 20:39 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GiftCommon Stock 59,716 $0.00 $0.00
Disclosure

SEC source: 0001140361-24-026884 · form4.xml · nonDerivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By The David P. Southwell Irrevocable Trust Dtd 04/14/2024

Disclosed balance after: 113,124

F1 · price: The shares of common stock were transferred by the Reporting Person as a gift to The David P. Southwell Irrevocable Trust Dtd 04/14/2024. No funds were exchanged, and no sale of shares occurred in the transfer.

Read SEC document
May 02, 2024 Filed May 20, 2024 20:39 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GiftCommon Stock 113,124 $0.00 $0.00
Disclosure

SEC source: 0001140361-24-026884 · form4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,660

F1 · price: The shares of common stock were transferred by the Reporting Person as a gift to The David P. Southwell Irrevocable Trust Dtd 04/14/2024. No funds were exchanged, and no sale of shares occurred in the transfer.

Read SEC document
April 15, 2024 Filed Apr 16, 2024 21:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 Exercise / conversionStock Option (Right to Buy) · Derivative 29,624 $4.34 Strike: $4.34 $128,627.41
Disclosure

SEC source: 0001140361-24-020127 · form4.xml · derivative · entry 7

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 29,624 shares

Expires 2024-08-28

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.

F6 · derivative.exercise_date: This option represents a right to purchase a total of 99,624 shares of the Issuer's Common Stock, which became fully vested and exercisable on January 4, 2018.

Read SEC document
April 15, 2024 Filed Apr 16, 2024 21:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 SaleCommon Stock 10,000 $24.05 $240,520.00
Disclosure

SEC source: 0001140361-24-020127 · form4.xml · nonDerivative · entry 5

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,784

F4 · security: Shares were sold by the Reporting Person in order to cover certain tax obligations.

F5 · price: Represents a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $23.85 to $24.335. The Reporting Person has provided the issuer and will provide any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Read SEC document
April 15, 2024 Filed Apr 16, 2024 21:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 Exercise / conversionCommon Stock 29,624 $4.34 $128,627.41
Disclosure

SEC source: 0001140361-24-020127 · form4.xml · nonDerivative · entry 4

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,784

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 · security: Represents shares received upon exercise of Stock Options, which would otherwise expire in August 2024.

Read SEC document
April 12, 2024 Filed Apr 16, 2024 21:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 Exercise / conversionStock Option (Right to Buy) · Derivative 70,000 $4.34 Strike: $4.34 $303,940.00
Disclosure

SEC source: 0001140361-24-020127 · form4.xml · derivative · entry 6

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,624

Underlying: Common Stock · 70,000 shares

Expires 2024-08-28

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.

F6 · derivative.exercise_date: This option represents a right to purchase a total of 99,624 shares of the Issuer's Common Stock, which became fully vested and exercisable on January 4, 2018.

Read SEC document
April 12, 2024 Filed Apr 16, 2024 21:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 SaleCommon Stock 10,284 $25.16 $258,704.30
Disclosure

SEC source: 0001140361-24-020127 · form4.xml · nonDerivative · entry 3

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,160

F4 · security: Shares were sold by the Reporting Person in order to cover certain tax obligations.

F3 · price: Represents a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $25.155 to $25.17. The Reporting Person has provided the issuer and will provide any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Read SEC document
April 12, 2024 Filed Apr 16, 2024 21:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 SaleCommon Stock 59,716 $24.22 $1,446,560.38
Disclosure

SEC source: 0001140361-24-020127 · form4.xml · nonDerivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,444

F4 · security: Shares were sold by the Reporting Person in order to cover certain tax obligations.

F2 · price: Represents a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $23.87 to $24.68. The Reporting Person has provided the issuer and will provide any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Read SEC document
April 12, 2024 Filed Apr 16, 2024 21:45 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 Exercise / conversionCommon Stock 70,000 $4.34 $303,940.00
Disclosure

SEC source: 0001140361-24-020127 · form4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 165,160

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 · security: Represents shares received upon exercise of Stock Options, which would otherwise expire in August 2024.

Read SEC document
February 15, 2024 Filed Feb 16, 2024 21:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantStock Option (Right to Buy) · Derivative 10,000 $0.00 Strike: $25.69 $0.00
Disclosure

SEC source: 0001415889-24-004121 · form4-02162024_040201.xml · derivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2034-02-14

F2 · derivative.exercise_date: This option was granted on February 15, 2024 and vests over one year in twelve equal monthly installments, commencing on March 15, 2024.

Read SEC document
February 15, 2024 Filed Feb 16, 2024 21:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantCommon Stock 4,000 $0.00 $0.00
Disclosure

SEC source: 0001415889-24-004121 · form4-02162024_040201.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,500

F1 · shares: Restricted stock units granted on February 15, 2024 that vest over one year, with one-third (1/3) of the shares underlying the RSUs vesting on June 18, 2024 and the remaining two-thirds (2/3) of the original shares underlying the RSUs vesting on February 15, 2025. The Reporting Person has elected to defer receipt of all vested shares until the earliest to occur of (a) the date that is six months following separation of service from the Issuer, (b) a change in control event and (c) death.

Read SEC document
June 22, 2023 Filed Jun 26, 2023 23:47 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GrantStock Option (Right to Buy) · Derivative 25,850 $0.00 Strike: $21.56 $0.00
Disclosure

SEC source: 0001140361-23-031525 · form4.xml · derivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,850

Underlying: Common Stock · 25,850 shares

Expires 2033-06-22

F1 · derivative.exercise_date: This option represents a right to purchase a total of 25,850 shares of the Issuer's Common Stock, all of which will become fully vested and exercisable on June 22, 2024.

Read SEC document
April 17, 2023 Filed Apr 19, 2023 20:11 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionStock Option (Right to Buy) · Derivative 11,429 $18.01 Strike: $18.01 $205,836.29
Disclosure

SEC source: 0001415889-23-006696 · form4-04192023_080416.xml · derivative · entry 4

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,429 shares

Expires 2028-01-02

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

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F4 · derivative.exercise_date: Currently exercisable.

Read SEC document
April 17, 2023 Filed Apr 19, 2023 20:11 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 SaleCommon Stock 5,188 $51.43 $266,839.59
Disclosure

SEC source: 0001415889-23-006696 · form4-04192023_080416.xml · nonDerivative · entry 3

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,500

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F3 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $51.01 to $51.835 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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April 17, 2023 Filed Apr 19, 2023 20:11 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 SaleCommon Stock 6,241 $50.69 $316,347.55
Disclosure

SEC source: 0001415889-23-006696 · form4-04192023_080416.xml · nonDerivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,688

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $50.00 to $50.97 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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April 17, 2023 Filed Apr 19, 2023 20:11 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionCommon Stock 11,429 $18.01 $205,836.29
Disclosure

SEC source: 0001415889-23-006696 · form4-04192023_080416.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,929

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 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

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March 31, 2023 Filed Apr 4, 2023 20:07 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionStock Option (Right to Buy) · Derivative 2,571 $18.01 Strike: $18.01 $46,303.71
Disclosure

SEC source: 0001415889-23-005991 · form4-04042023_080442.xml · derivative · entry 3

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,429

Underlying: Common Stock · 2,571 shares

Expires 2028-01-02

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

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F3 · derivative.exercise_date: Currently exercisable.

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March 31, 2023 Filed Apr 4, 2023 20:07 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 SaleCommon Stock 2,571 $50.05 $128,672.38
Disclosure

SEC source: 0001415889-23-005991 · form4-04042023_080442.xml · nonDerivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,500

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $50.00 to $50.17 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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March 31, 2023 Filed Apr 4, 2023 20:07 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionCommon Stock 2,571 $18.01 $46,303.71
Disclosure

SEC source: 0001415889-23-005991 · form4-04042023_080442.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,071

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 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

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March 27, 2023 Filed Mar 29, 2023 20:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionStock Option (Right to Buy) · Derivative 10,000 $27.05 Strike: $27.05 $270,500.00
Disclosure

SEC source: 0001415889-23-005565 · form4-03292023_080327.xml · derivative · entry 5

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,000 shares

Expires 2024-01-28

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 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F4 · derivative.exercise_date: Currently exercisable.

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March 27, 2023 Filed Mar 29, 2023 20:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 SaleCommon Stock 100 $46.03 $4,603.00
Disclosure

SEC source: 0001415889-23-005565 · form4-03292023_080327.xml · nonDerivative · entry 4

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,500

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

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March 27, 2023 Filed Mar 29, 2023 20:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 SaleCommon Stock 5,301 $45.41 $240,735.37
Disclosure

SEC source: 0001415889-23-005565 · form4-03292023_080327.xml · nonDerivative · entry 3

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,600

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F3 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $45.00 to $45.99 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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March 27, 2023 Filed Mar 29, 2023 20:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 SaleCommon Stock 4,599 $44.71 $205,617.61
Disclosure

SEC source: 0001415889-23-005565 · form4-03292023_080327.xml · nonDerivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,901

F1 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

F2 · price: This price represents the weighted average price of sale transactions that were executed in multiple trades at prices ranging from $43.97 to $44.95 per share. The Reporting Person hereby undertakes, upon request by the SEC staff, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.

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March 27, 2023 Filed Mar 29, 2023 20:20 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 Exercise / conversionCommon Stock 10,000 $27.05 $270,500.00
Disclosure

SEC source: 0001415889-23-005565 · form4-03292023_080327.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,500

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 · kind: This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on February 24, 2023.

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February 02, 2023 Filed Feb 6, 2023 22:18 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 GrantStock Option (Right to Buy) · Derivative 100,000 $0.00 Strike: $1.81 $0.00
Disclosure

SEC source: 0000899243-23-004063 · doc4.xml · derivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Voting Common Stock · 100,000 shares

Expires 2033-02-01

F1 · derivative.exercise_date: The shares subject to this option vest over 4 years of service following February 2, 2023, with 25% vesting upon completion of 1 year of continuous service to the Issuer and the balance vesting in 36 equal monthly installments thereafter.

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January 05, 2023 Filed Jan 9, 2023 21:10 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantStock Option (Right to Buy) · Derivative 10,000 $0.00 Strike: $39.42 $0.00
Disclosure

SEC source: 0001415889-23-000669 · form4-01092023_090110.xml · derivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2033-01-04

F2 · derivative.exercise_date: This option was granted on January 5, 2023 and vests over one year in twelve equal monthly installments, commencing on February 5, 2023.

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January 05, 2023 Filed Jan 9, 2023 21:10 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantCommon Stock 4,000 $0.00 $0.00
Disclosure

SEC source: 0001415889-23-000669 · form4-01092023_090110.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,500

F1 · shares: Restricted stock units granted on January 5, 2023 that vest over one year, with five-twelfths (5/12) of the shares underlying the RSUs vesting on June 6, 2023 and the remaining seven-twelfths (7/12) of the original shares underlying the RSUs vesting on January 5, 2024. The Reporting Person has elected to defer receipt of all vested shares until the earliest to occur of (a) the date that is six months following separation of service from the Issuer, (b) a change in control event and (c) death.

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July 25, 2022 Filed Jul 27, 2022 20:30 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 GrantStock Option (Right to Buy) · Derivative 100,000 $0.00 Strike: $3.27 $0.00
Disclosure

SEC source: 0000899243-22-026849 · doc4.xml · derivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Voting Common Stock · 100,000 shares

Expires 2032-07-24

F1 · derivative.exercise_date: The shares subject to this option vest over 4 years of service following July 25, 2022, with 25% vesting upon completion of 1 year of continuous service to the Issuer and the balance vesting in 36 equal monthly installments thereafter.

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June 13, 2022 Filed Jun 16, 2022 01:07 UTC ROCKET PHARMACEUTICALS, INC. RCKT · Entity 5627 GrantStock Option (Right to Buy) · Derivative 47,745 $0.00 Strike: $10.77 $0.00
Disclosure

SEC source: 0001140361-22-023146 · form4.xml · derivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,745

Underlying: Common Stock · 47,745 shares

Expires 2032-06-13

F1 · derivative.exercise_date: This option represents a right to purchase a total of 47,745 shares of the Issuer's Common Stock, all of which will become fully vested and exercisable on June 13, 2023.

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May 18, 2022 Filed May 20, 2022 20:15 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 PurchaseVoting Common Stock 10,000 $3.55 $35,482.00
Disclosure

SEC source: 0000899243-22-019018 · doc4.xml · nonDerivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 171,569

F2 · price: The price reported in Column 4 is a weighted average price. These securities were purchased in multiple transactions at prices ranging from $3.45 to $3.55, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of securities purchased at each separate price within the ranges set forth in this footnote.

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May 18, 2022 Filed May 20, 2022 20:15 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 PurchaseVoting Common Stock 15,000 $3.62 $54,339.00
Disclosure

SEC source: 0000899243-22-019018 · doc4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 161,569

F1 · price: The price reported in Column 4 is a weighted average price. These securities were purchased in multiple transactions at prices ranging from $3.379 to $3.70, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of securities purchased at each separate price within the ranges set forth in this footnote.

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January 18, 2022 Filed Jan 20, 2022 21:25 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 GrantStock Option (Right to Buy) · Derivative 275,000 $0.00 Strike: $4.85 $0.00
Disclosure

SEC source: 0000899243-22-002647 · doc4.xml · derivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 275,000

Underlying: Voting Common Stock · 275,000 shares

Expires 2032-01-17

F1 · derivative.exercise_date: The shares subject to this option vest over 4 years of service following January 18, 2022, with 25% vesting upon completion of 1 year of continuous service to the Issuer and the balance vesting in 36 equal monthly installments thereafter.

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January 07, 2022 Filed Jan 11, 2022 21:10 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantStock Option (Right To Buy) · Derivative 12,000 $0.00 Strike: $38.10 $0.00
Disclosure

SEC source: 0001179110-22-000384 · edgar.xml · derivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-01-06

F2 · derivative.exercise_date: This option was granted on January 7, 2022 and vests over one year in twelve equal monthly installments, commencing on February 7, 2022.

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January 07, 2022 Filed Jan 11, 2022 21:10 UTC PTC THERAPEUTICS, INC. PTCT · Entity 3803 GrantCommon Stock 3,200 $0.00 $0.00
Disclosure

SEC source: 0001179110-22-000384 · edgar.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,500

F1 · shares: Restricted stock units granted on January 7, 2022 that vest over one year, with five-twelfths (5/12) of the shares underlying the RSUs vesting on June 8, 2022 and the remaining seven-twelfths (7/12) of the original shares underlying the RSUs vesting on January 7, 2023. The Reporting Person has elected to defer receipt of all vested shares until the earliest to occur of (a) the date that is six months following separation of service from the Issuer, (b) a change in control event and (c) death.

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December 23, 2021 Filed Dec 27, 2021 21:30 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 Exercise / conversionStock Option (Right to Buy) · Derivative 48,670 $0.00 Strike: $1.97 $0.00
Disclosure

SEC source: 0000899243-21-049764 · doc4.xml · derivative · entry 2

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,161

Underlying: Voting Common Stock · 48,670 shares

Expires 2029-02-04

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: The shares originally subject to this option vested over 4 years of service following October 9, 2018, with 25% vesting upon completion of 1 year of continuous service to the Issuer and the balance vesting in 36 equal monthly installments thereafter. In addition, all of the shares subject to this option shall vest and become fully exercisable upon a Change of Control (as defined in the option agreement).

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December 23, 2021 Filed Dec 27, 2021 21:30 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 Exercise / conversionVoting Common Stock 48,670 $1.97 $95,879.90
Disclosure

SEC source: 0000899243-21-049764 · doc4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 146,569

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
September 08, 2021 Filed Sep 9, 2021 20:43 UTC TScan Therapeutics, Inc. TCRX · Entity 7255 PurchaseVoting Common Stock 11,000 $8.73 $96,066.30
Disclosure

SEC source: 0000899243-21-035442 · doc4.xml · nonDerivative · entry 1

SOUTHWELL DAVID P · CIK 0001251553 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,899

F1 · price: The price reported in Column 4 is a weighted average price. These securities were purchased in multiple transactions at prices ranging from $8.64 to $8.75, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of securities purchased at each separate price within the ranges set forth in this footnote (1) to this Form 4.

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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.