SUPN

SEC source: 0001836067-26-000010 · wk-form4_1786741908.xml · derivative · entry 3

Rubin Jonathan · CIK 0001836067 · SVP, Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 750 shares

Expires not disclosed

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

F3 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F3 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001836067-26-000010 · wk-form4_1786741908.xml · nonDerivative · entry 2

Rubin Jonathan · CIK 0001836067 · SVP, Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,979

F2 · kind: Represents the number of shares of common stock withheld by the Company to satisfy tax withholding requirements in connection with the vesting of Performance Share Units.

SEC source: 0001836067-26-000010 · wk-form4_1786741908.xml · nonDerivative · entry 1

Rubin Jonathan · CIK 0001836067 · SVP, Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,342

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 · balance_after: Includes an aggregate of 251 shares acquired by the Reporting Person through the Issuer's Employee Stock Purchase Plan.

SEC source: 0001804567-26-000014 · wk-form4_1786741823.xml · derivative · entry 3

Mottola Frank · CIK 0001804567 · SVP, Chief Tech. Ops. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,650 shares

Expires not disclosed

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

F3 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F3 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001804567-26-000014 · wk-form4_1786741823.xml · nonDerivative · entry 2

Mottola Frank · CIK 0001804567 · SVP, Chief Tech. Ops. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,544

F2 · shares: Represents the number of shares of common stock withheld by the Company to satisfy tax withholding requirements in connection with the vesting of Performance Share Units.

SEC source: 0001804567-26-000014 · wk-form4_1786741823.xml · nonDerivative · entry 1

Mottola Frank · CIK 0001804567 · SVP, Chief Tech. Ops. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,341

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 · balance_after: Includes an aggregate of 251 shares acquired by the Reporting Person through the Issuer's Employee Stock Purchase Plan.

SEC source: 0001194020-26-000015 · wk-form4_1786741773.xml · derivative · entry 3

DEC TIMOTHY C · CIK 0001194020 · Senior Vice-President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,250 shares

Expires not disclosed

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

F3 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F3 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001194020-26-000015 · wk-form4_1786741773.xml · nonDerivative · entry 2

DEC TIMOTHY C · CIK 0001194020 · Senior Vice-President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,129

F2 · kind: Represents the number of shares of common stock withheld by the Company to satisfy tax withholding requirements in connection with the vesting of Performance Share Units.

SEC source: 0001194020-26-000015 · wk-form4_1786741773.xml · nonDerivative · entry 1

DEC TIMOTHY C · CIK 0001194020 · Senior Vice-President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,733

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 · balance_after: Includes an aggregate of 251 shares acquired by the Reporting Person through the Issuer's Employee Stock Purchase Plan.

SEC source: 0001539937-26-000012 · wk-form4_1786741940.xml · derivative · entry 4

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 29,849 shares

Expires not disclosed

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

F2 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F2 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001539937-26-000012 · wk-form4_1786741940.xml · nonDerivative · entry 2

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,258,351

F1 · kind: Represents the number of shares of common stock withheld by the Company to satisfy tax withholding requirements in connection with the vesting of Performance Share Units.

SEC source: 0001539937-26-000012 · wk-form4_1786741940.xml · nonDerivative · entry 1

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,270,993

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

SEC source: 0001539215-26-000012 · wk-form4_1786741874.xml · derivative · entry 3

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,500 shares

Expires not disclosed

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

F3 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F3 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001539215-26-000012 · wk-form4_1786741874.xml · nonDerivative · entry 2

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,637

F2 · kind: Represents the number of shares of common stock withheld by the Company to satisfy tax withholding requirements in connection with the vesting of Performance Share Units.

SEC source: 0001539215-26-000012 · wk-form4_1786741874.xml · nonDerivative · entry 1

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,795

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 · balance_after: Includes an aggregate of 251 shares acquired by the Reporting Person through the Issuer's Employee Stock Purchase Plan.

SEC source: 0001836067-26-000008 · wk-form4_1785531841.xml · derivative · entry 1

Rubin Jonathan · CIK 0001836067 · SVP, Chief Medical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 750

Underlying: Common Stock · 750 shares

Expires not disclosed

F1 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F1 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001804567-26-000012 · wk-form4_1785531908.xml · derivative · entry 1

Mottola Frank · CIK 0001804567 · SVP, Chief Tech. Ops. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,650

Underlying: Common Stock · 1,650 shares

Expires not disclosed

F1 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F1 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001194020-26-000013 · wk-form4_1785531954.xml · derivative · entry 1

DEC TIMOTHY C · CIK 0001194020 · Senior Vice-President & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,250

Underlying: Common Stock · 1,250 shares

Expires not disclosed

F1 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F1 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001539937-26-000010 · wk-form4_1785531995.xml · derivative · entry 1

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,849

Underlying: Common Stock · 29,849 shares

Expires not disclosed

F1 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F1 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001539215-26-000010 · wk-form4_1785531875.xml · derivative · entry 1

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,500

Underlying: Common Stock · 2,500 shares

Expires not disclosed

F1 · derivative.exercise_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

F1 · derivative.expiration_date: On February 19, 2025, the Reporting Person was awarded Performance Share Units, a portion of which vested upon the achievement of individual performance objectives within a defined performance period, which objectives were established on May 3, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 22

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,250 shares

Expires 2028-02-14

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F11 · derivative.exercise_date: The option vested in four equal annual installments beginning on February 14, 2019.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 14

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,044

F1 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 13

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,456

F1 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.40 to $49.99. The Reporting Person undertakes to provide to Supernus, any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 12

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 24,294

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 21

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 15,000 shares

Expires 2033-02-23

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F12 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 23, 2024.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 20

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,250 shares

Expires 2029-02-22

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F7 · derivative.exercise_date: The option vested in four equal annual installments beginning on February 22, 2020.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 19

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,250

Underlying: Common Stock · 22,750 shares

Expires 2028-02-14

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F11 · derivative.exercise_date: The option vested in four equal annual installments beginning on February 14, 2019.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 11

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,044

F1 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.40 to $51.15. The Reporting Person undertakes to provide to Supernus, any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 10

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,334

F1 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.40 to $50.39. The Reporting Person undertakes to provide to Supernus, any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 9

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 67,044

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 8

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 52,044

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 7

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,794

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 18

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock · 5,000 shares

Expires 2034-02-22

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F10 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 22, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 17

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,000 shares

Expires 2032-02-22

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F9 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 22, 2023.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 16

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,250 shares

Expires 2031-02-19

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.

F1 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F8 · derivative.exercise_date: The option vested in four equal annual installments beginning on February 19, 2022.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · derivative · entry 15

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,250

Underlying: Common Stock · 22,750 shares

Expires 2029-02-22

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F7 · derivative.exercise_date: The option vested in four equal annual installments beginning on February 22, 2020.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 6

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 17,044

F1 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.35 to $50.77. The Reporting Person undertakes to provide to Supernus, any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 5

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 32,930

F1 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.34 to $50.34. The Reporting Person undertakes to provide to Supernus Pharmaceuticals, Inc. ("Supernus"), any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 4

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 67,044

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 3

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,044

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 2

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,044

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539215-26-000008 · wk-form4_1773868712.xml · nonDerivative · entry 1

Bhatt Padmanabh P. · CIK 0001539215 · Sr. VP of IP, CSO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 39,794

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: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539937-26-000008 · wk-form4_1773691696.xml · nonDerivative · entry 5

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By the KBT Trust

Disclosed balance after: 958,100

F2 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

SEC source: 0001539937-26-000008 · wk-form4_1773691696.xml · nonDerivative · entry 4

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By the KBT Trust

Disclosed balance after: 958,220

F2 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.63 to $51.54. The Reporting Person undertakes to provide to Supernus, any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0001539937-26-000008 · wk-form4_1773691696.xml · nonDerivative · entry 3

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By the KBT Trust

Disclosed balance after: 968,962

F2 · kind: Transaction made pursuant to a 10b5-1 trading plan adopted December 12, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $49.63 to $50.62. The Reporting Person undertakes to provide to Supernus Pharmaceuticals, Inc. ("Supernus"), any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0001539937-26-000008 · wk-form4_1773691696.xml · nonDerivative · entry 2

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: Plan reported

Ownership: Indirect · By the KBT Trust

Disclosed balance after: 993,100

F1 · price: The Reporting Person is filing this Form 4 to reflect the fact that 12,500 shares were transferred from the KBT Trust to the Reporting Person on March 13, 2026 without consideration and are now owned directly.

SEC source: 0001539937-26-000008 · wk-form4_1773691696.xml · nonDerivative · entry 1

Khattar Jack A. · CIK 0001539937 · Director · President, CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,241,144

F1 · price: The Reporting Person is filing this Form 4 to reflect the fact that 12,500 shares were transferred from the KBT Trust to the Reporting Person on March 13, 2026 without consideration and are now owned directly.

SEC source: 0001438462-26-000006 · wk-form4_1773691657.xml · nonDerivative · entry 1

Hudson Frederick M. · CIK 0001438462 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,413

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $50.45 to $50.82. The Reporting Person undertakes to provide to Supernus Pharmaceuticals, Inc., any security holder of Supernus, 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 in this footnote to this Form 4.

SEC source: 0002117599-26-000004 · wk-form4_1773173526.xml · nonDerivative · entry 8

Horich William Todd · CIK 0002117599 · SVP, Commercial Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

SEC source: 0001804567-26-000010 · wk-form4_1773173598.xml · nonDerivative · entry 3

Mottola Frank · CIK 0001804567 · SVP, Chief Tech. Ops. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,440