NVAX

SEC source: 0001104659-24-039161 · tm249879-1_4seq1.xml · derivative · entry 1

Casey Mark J · CIK 0001415297 · EVP, CLO & Corporate Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Company's common stock.

F2 · derivative.exercise_date: One-third (1/3) of the RSUs subject to this grant under the Plan will vest on each of the first three (3) anniversaries of the March 1, 2024 grant date, in each case subject to continued employment through such vesting date.

F2 · derivative.expiration_date: One-third (1/3) of the RSUs subject to this grant under the Plan will vest on each of the first three (3) anniversaries of the March 1, 2024 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001104659-24-039129 · tm249879-3_4seq1.xml · derivative · entry 2

Jacobs John C · CIK 0001820836 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 250,000

Underlying: Common Stock · 250,000 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Company's common stock.

F3 · derivative.exercise_date: One-third (1/3) of the RSUs subject to this grant under the Plan will vest on each of the first three (3) anniversaries of the March 1, 2024 Grant Date, in each case subject to continued employment through such vesting date.

F3 · derivative.expiration_date: One-third (1/3) of the RSUs subject to this grant under the Plan will vest on each of the first three (3) anniversaries of the March 1, 2024 Grant Date, in each case subject to continued employment through such vesting date.

SEC source: 0001104659-24-039129 · tm249879-3_4seq1.xml · derivative · entry 1

Jacobs John C · CIK 0001820836 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 500,000

Underlying: Common Stock · 500,000 shares

Expires 2034-03-01

F1 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant under the Novavax, Inc. (the "Company") Amended and Restated 2015 Stock Incentive Plan, as amended (the "Plan"), will vest on the first anniversary of the March 1, 2024 grant date (the "Grant Date"), and the remaining seventy-five percent (75%) of the shares will vest in equal monthly installments over the following three (3) years, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-24-002239 · doc4.xml · derivative · entry 3

Jacobs John C · CIK 0001820836 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 166,393

Underlying: Common Stock · 83,197 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F2 · derivative.exercise_date: The RSUs subject to this grant under the Plan will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the January 23, 2023 grant date, in each case subject to continued employment through such vesting date.

F2 · derivative.expiration_date: The RSUs subject to this grant under the Plan will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the January 23, 2023 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-24-002239 · doc4.xml · nonDerivative · entry 2

Jacobs John C · CIK 0001820836 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,104

SEC source: 0001209191-24-002239 · doc4.xml · nonDerivative · entry 1

Jacobs John C · CIK 0001820836 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,197

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 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

SEC source: 0001209191-23-058990 · doc4.xml · derivative · entry 3

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,600 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_price: Each RSU represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F1 · derivative.exercise_date: The restricted stock units ("RSU"s) subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the December 14, 2020 grant date, in each case subject to continued employment through such vesting date.

F1 · derivative.expiration_date: The restricted stock units ("RSU"s) subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the December 14, 2020 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-23-058990 · doc4.xml · nonDerivative · entry 2

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,655

F2 · kind: The shares were withheld by the Company to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001209191-23-058990 · doc4.xml · nonDerivative · entry 1

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,428

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 · price: The restricted stock units ("RSU"s) subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the December 14, 2020 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-23-058988 · doc4.xml · derivative · entry 3

Herrmann John A III · CIK 0001610928 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,100 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax common stock.

F3 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the December 14, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

F3 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the December 14, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001209191-23-058988 · doc4.xml · nonDerivative · entry 2

Herrmann John A III · CIK 0001610928 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,233

F2 · kind: The shares were withheld by the Company to satisfy tax withholding obligations in connection with the vesting of RSUs.

SEC source: 0001209191-23-058988 · doc4.xml · nonDerivative · entry 1

Herrmann John A III · CIK 0001610928 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,933

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 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax common stock.

SEC source: 0001209191-23-058982 · doc4.xml · derivative · entry 3

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,833 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F2 · derivative.exercise_date: The RSUs subject to this grant under the Plan vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the December 14, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

F2 · derivative.expiration_date: The RSUs subject to this grant under the Plan vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the December 14, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001209191-23-058982 · doc4.xml · nonDerivative · entry 2

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,782

SEC source: 0001209191-23-058982 · doc4.xml · nonDerivative · entry 1

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,150

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: 0001209191-23-058519 · doc4.xml · derivative · entry 2

Casey Mark J · CIK 0001415297 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,698

Underlying: Common Stock · 125,698 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Company common stock.

F3 · derivative.exercise_date: The RSUs subject to this grant under the Plan will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the Grant Date, in each case subject to continued employment through such vesting date.

F3 · derivative.expiration_date: The RSUs subject to this grant under the Plan will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the Grant Date, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-23-058519 · doc4.xml · derivative · entry 1

Casey Mark J · CIK 0001415297 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,694

Underlying: Common Stock · 144,694 shares

Expires 2033-12-11

F1 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant under the Novavax, Inc. (the "Company") Amended and Restated 2015 Stock Incentive Plan, as amended (the "Plan"), will vest on the first anniversary of the December 11, 2023 grant date (the "Grant Date"), and the remaining seventy-five percent (75%) of the shares will vest in equal monthly installments over the following three (3) years, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-23-054625 · doc4.xml · derivative · entry 3

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,400 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_price: Each RSU represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F3 · derivative.exercise_date: The RSUs subject to this grant under the Plan vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the November 5, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

F3 · derivative.expiration_date: The RSUs subject to this grant under the Plan vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the November 5, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001209191-23-054625 · doc4.xml · nonDerivative · entry 2

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,317

SEC source: 0001209191-23-054625 · doc4.xml · nonDerivative · entry 1

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,994

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: The shares were received by the reporting person in connection with vesting of restricted stock units ("RSUs").

SEC source: 0001209191-23-053952 · doc4.xml · derivative · entry 2

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,600

Underlying: Restricted Stock Units · 3,800 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F2 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the October 29, 2022 grant date, in each case subject to continued employment through such vesting date.

F2 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the October 29, 2022 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-23-053952 · doc4.xml · nonDerivative · entry 1

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,800

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 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

SEC source: 0001209191-23-050009 · doc4.xml · derivative · entry 3

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,644 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_price: Each RSU represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F3 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-half (1/2) of the RSUs on each of the first two (2) anniversaries of the September 16, 2021 grant date, in each case subject to continued employment with the Company through such vesting date.

F3 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-half (1/2) of the RSUs on each of the first two (2) anniversaries of the September 16, 2021 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001209191-23-050009 · doc4.xml · nonDerivative · entry 2

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,594

SEC source: 0001209191-23-050009 · doc4.xml · nonDerivative · entry 1

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,702

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: The shares were received by the reporting person in connection with vesting of restricted stock units ("RSUs").

SEC source: 0001104659-24-033163 · tm248549-1_4seq1.xml · derivative · entry 3

Kelly James Patrick · CIK 0001506314 · EVP, CFO and Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,000

Underlying: Common Stock · 35,000 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F2 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest in full as of December 31, 2024, subject to continued employment through such vesting date.

F2 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest in full as of December 31, 2024, subject to continued employment through such vesting date.

SEC source: 0001209191-23-046915 · doc4.xml · derivative · entry 3

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 655

Underlying: Common Stock · 655 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F2 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the August 19, 2021 grant date, in each case subject to continued employment through such vesting date.

F2 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the August 19, 2021 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-23-046915 · doc4.xml · nonDerivative · entry 2

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,828

SEC source: 0001209191-23-046915 · doc4.xml · nonDerivative · entry 1

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,145

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 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

SEC source: 0001209191-23-046569 · doc4.xml · derivative · entry 3

Kelly James Patrick · CIK 0001506314 · EVP, CFO and Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,367

Underlying: Common Stock · 2,366 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F2 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the August 16, 2021 grant date, in each case subject to continued employment through such vesting date.

F2 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested or will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the August 16, 2021 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001209191-23-046569 · doc4.xml · nonDerivative · entry 2

Kelly James Patrick · CIK 0001506314 · EVP, CFO and Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,584

SEC source: 0001209191-23-046569 · doc4.xml · nonDerivative · entry 1

Kelly James Patrick · CIK 0001506314 · EVP, CFO and Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,727

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 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

SEC source: 0001209191-23-039891 · doc4.xml · derivative · entry 3

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 833 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F2 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the June 25, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

F2 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the June 25, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001209191-23-039891 · doc4.xml · nonDerivative · entry 2

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,490

SEC source: 0001209191-23-039891 · doc4.xml · nonDerivative · entry 1

Trizzino John · CIK 0001468534 · EVP, CCO and CBO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,893

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 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

SEC source: 0001209191-23-039890 · doc4.xml · derivative · entry 4

Herrmann John A III · CIK 0001610928 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 833 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F3 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the June 25, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

F3 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the June 25, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001209191-23-039890 · doc4.xml · nonDerivative · entry 2

Herrmann John A III · CIK 0001610928 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,833

SEC source: 0001209191-23-039890 · doc4.xml · nonDerivative · entry 1

Herrmann John A III · CIK 0001610928 · EVP, Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,111

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 · price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

SEC source: 0001209191-23-038804 · doc4.xml · derivative · entry 3

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,155 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_price: Each RSU represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F3 · derivative.exercise_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the June 16, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

F3 · derivative.expiration_date: The RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the June 16, 2020 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001209191-23-038804 · doc4.xml · nonDerivative · entry 2

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,058

SEC source: 0001209191-23-038804 · doc4.xml · nonDerivative · entry 1

Dubovsky Filip · CIK 0001977361 · President, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,065

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: The shares were received by the reporting person in connection with vesting of restricted stock units ("RSUs").

SEC source: 0001209191-23-036763 · doc4.xml · derivative · entry 5

YOUNG JAMES F · CIK 0001219864 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,670

Underlying: Common Stock · 6,670 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F5 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

F5 · derivative.expiration_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036763 · doc4.xml · derivative · entry 4

YOUNG JAMES F · CIK 0001219864 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,710

Underlying: Common Stock · 7,710 shares

Expires 2033-06-12

F4 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Plan will vest one (1) year from the June 12, 2023 grant date (the "Grant Date") subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036760 · doc4.xml · derivative · entry 2

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,670

Underlying: Common Stock · 6,670 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Company common stock.

F3 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

F3 · derivative.expiration_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036760 · doc4.xml · derivative · entry 1

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,710

Underlying: Common Stock · 7,710 shares

Expires 2033-06-12

F1 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Novavax, Inc. (the "Company") Amended and Restated 2015 Stock Incentive Plan, as amended (the "Plan") will vest one (1) year from the June 12, 2023 grant date (the "Grant Date") subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036757 · doc4.xml · derivative · entry 4

MOTT DAVID M · CIK 0001219871 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,670

Underlying: Common Stock · 6,670 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

F4 · derivative.expiration_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036757 · doc4.xml · derivative · entry 3

MOTT DAVID M · CIK 0001219871 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,710

Underlying: Common Stock · 7,710 shares

Expires 2033-06-12

F3 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Plan will vest one (1) year from the June 12, 2023 grant date (the "Grant Date") subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036754 · doc4.xml · derivative · entry 4

MCGLYNN MARGARET G · CIK 0001215126 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,670

Underlying: Common Stock · 6,670 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

F4 · derivative.expiration_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036754 · doc4.xml · derivative · entry 3

MCGLYNN MARGARET G · CIK 0001215126 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,710

Underlying: Common Stock · 7,710 shares

Expires 2033-06-12

F3 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Plan will vest one (1) year from the June 12, 2023 grant date (the "Grant Date") subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001209191-23-036748 · doc4.xml · derivative · entry 6

King Rachel K. · CIK 0001589712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,670

Underlying: Common Stock · 6,670 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of Novavax, Inc. (the "Company") common stock.

F5 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.

F5 · derivative.expiration_date: One hundred percent (100%) of the RSUs subject to this grant under the Plan will vest one (1) year from the Grant Date subject to continued service on the Company's Board of Directors through the vesting date.