NVAX

SEC source: 0001104659-26-076930 · tm2618639-8_4seq1.xml · derivative · entry 4

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,880 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.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 grant date subject to continued service on the Company's Board of Directors through the vesting date

SEC source: 0001104659-26-076930 · tm2618639-8_4seq1.xml · nonDerivative · entry 1

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,370

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: 0001104659-26-076928 · tm2618639-7_4seq1.xml · derivative · entry 4

King Rachel K. · CIK 0001589712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,880 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.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 grant date subject to continued service on the Company's Board of Directors through the vesting date

SEC source: 0001104659-26-076928 · tm2618639-7_4seq1.xml · nonDerivative · entry 1

King Rachel K. · CIK 0001589712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,070

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: 0001104659-26-076927 · tm2618639-6_4seq1.xml · derivative · entry 4

DOUGLAS RICHARD · CIK 0001021015 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,880 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.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 grant date subject to continued service on the Company's Board of Directors through the vesting date

SEC source: 0001104659-26-076927 · tm2618639-6_4seq1.xml · nonDerivative · entry 1

DOUGLAS RICHARD · CIK 0001021015 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,220

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: 0001104659-26-076926 · tm2618639-5_4seq1.xml · derivative · entry 4

MCGLYNN MARGARET G · CIK 0001215126 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,880 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.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 grant date subject to continued service on the Company's Board of Directors through the vesting date

SEC source: 0001104659-26-076926 · tm2618639-5_4seq1.xml · nonDerivative · entry 1

MCGLYNN MARGARET G · CIK 0001215126 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,468

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: 0001104659-26-076925 · tm2618639-4_4seq1.xml · derivative · entry 4

MOTT DAVID M · CIK 0001219871 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,880 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.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076925 · tm2618639-4_4seq1.xml · nonDerivative · entry 1

MOTT DAVID M · CIK 0001219871 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 79,770

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: 0001104659-26-076924 · tm2618639-3_4seq1.xml · derivative · entry 4

Alton Gregg H · CIK 0001334682 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 18,880 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.

F4 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 20, 2025 grant date subject to continued service on the Company's Board of Directors through the vesting date

SEC source: 0001104659-26-076924 · tm2618639-3_4seq1.xml · nonDerivative · entry 1

Alton Gregg H · CIK 0001334682 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,685

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: 0001104659-26-076930 · tm2618639-8_4seq1.xml · derivative · entry 3

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 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.

F3 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076930 · tm2618639-8_4seq1.xml · derivative · entry 2

Rodgers Richard J · CIK 0001313397 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F2 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076928 · tm2618639-7_4seq1.xml · derivative · entry 3

King Rachel K. · CIK 0001589712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 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.

F3 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076928 · tm2618639-7_4seq1.xml · derivative · entry 2

King Rachel K. · CIK 0001589712 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F2 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076927 · tm2618639-6_4seq1.xml · derivative · entry 3

DOUGLAS RICHARD · CIK 0001021015 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 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.

F3 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076927 · tm2618639-6_4seq1.xml · derivative · entry 2

DOUGLAS RICHARD · CIK 0001021015 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F2 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076926 · tm2618639-5_4seq1.xml · derivative · entry 3

MCGLYNN MARGARET G · CIK 0001215126 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 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.

F3 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076926 · tm2618639-5_4seq1.xml · derivative · entry 2

MCGLYNN MARGARET G · CIK 0001215126 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F2 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076925 · tm2618639-4_4seq1.xml · derivative · entry 3

MOTT DAVID M · CIK 0001219871 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 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.

F3 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076925 · tm2618639-4_4seq1.xml · derivative · entry 2

MOTT DAVID M · CIK 0001219871 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F2 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076924 · tm2618639-3_4seq1.xml · derivative · entry 3

Alton Gregg H · CIK 0001334682 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 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.

F3 · derivative.exercise_date: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076924 · tm2618639-3_4seq1.xml · derivative · entry 2

Alton Gregg H · CIK 0001334682 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F2 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076923 · tm2618639-2_4seq1.xml · derivative · entry 2

Shiver John W. · CIK 0001900372 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 shares

Expires not disclosed

F2 · 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: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076923 · tm2618639-2_4seq1.xml · derivative · entry 1

Shiver John W. · CIK 0001900372 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F1 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076922 · tm2618639-1_4seq1.xml · derivative · entry 2

Newton Charles W. · CIK 0001866219 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,180

Underlying: Common Stock · 14,180 shares

Expires not disclosed

F2 · 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: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 18, 2026 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 Company's Amended and Restated 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-076922 · tm2618639-1_4seq1.xml · derivative · entry 1

Newton Charles W. · CIK 0001866219 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,270

Underlying: Common Stock · 21,270 shares

Expires 2036-06-18

F1 · derivative.exercise_date: One hundred percent (100%) of the shares subject to this option grant under the Amended and Restated 2015 Stock Incentive Plan, as amended, will vest on the first anniversary of the June 18, 2026 grant date subject to continued service on the Company's Board of Directors through the vesting date.

SEC source: 0001104659-26-050457 · tm2612977-1_4seq1.xml · derivative · entry 2

Newton Charles W. · CIK 0001866219 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,040

Underlying: Common Stock · 9,520 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 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 April 25, 2025, in each case subject to continued service on the Company's Board of Directors 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 April 25, 2025, in each case subject to continued service on the Company's Board of Directors through such vesting date.

SEC source: 0001104659-26-050457 · tm2612977-1_4seq1.xml · nonDerivative · entry 1

Newton Charles W. · CIK 0001866219 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,520

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: 0001104659-26-044486 · tm2611965-2_4seq1.xml · derivative · entry 2

Walker Robert Edward · CIK 0002127840 · EVP, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,600

Underlying: Common Stock · 66,000 shares

Expires not disclosed

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of 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 April 14, 2026 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 April 14, 2026 grant date, in each case subject to continued employment with the Company through such vesting date.

SEC source: 0001104659-26-044486 · tm2611965-2_4seq1.xml · derivative · entry 1

Walker Robert Edward · CIK 0002127840 · EVP, R&D

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,500

Underlying: Common Stock · 99,500 shares

Expires 2036-04-14

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

SEC source: 0001104659-26-027143 · tm268599-1_4seq1.xml · derivative · entry 2

Shiver John W. · CIK 0001900372 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,893

Underlying: Common Stock · 7,947 shares

Expires 2035-03-10

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 RSUs subject to this grant under the Restated 2015 Stock Incentive Plan will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of March 10, 2025, in each case subject to continued service on the Company's Board of Directors through such vesting date

SEC source: 0001104659-26-027143 · tm268599-1_4seq1.xml · nonDerivative · entry 1

Shiver John W. · CIK 0001900372 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,947

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: 0001104659-26-025369 · tm268290-6_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: 0

Underlying: Common Stock · 12,223 shares

Expires 2033-03-07

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: One-third (1/3) of the RSUs subject to this grant under the Plan vest on each of the first three (3) anniversaries of the March 7, 2023 grant date, in each case subject to continued employment through such vesting date.

SEC source: 0001104659-26-025369 · tm268290-6_4seq1.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 130,599

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

SEC source: 0001104659-26-025369 · tm268290-6_4seq1.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 136,503

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: 0001104659-26-023731 · tm268076-4_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: 86,333

Underlying: Common Stock · 43,167 shares

Expires 2035-03-03

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: One-third (1/3) of the RSUs subject to this grant under the Novavax, Inc. Amended and Restated 2015 Stock Incentive Plan, as amended, vest on each of the first three (3) anniversaries of March 1, 2024, in each case subject to continued employment through such vesting date.

SEC source: 0001104659-26-023731 · tm268076-4_4seq1.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,280

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

SEC source: 0001104659-26-023731 · tm268076-4_4seq1.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 145,130

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: 0001104659-26-023726 · tm268076-3_4seq1.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 300,333

Underlying: Common Stock · 150,167 shares

Expires 2035-03-03

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: One-third (1/3) of the RSUs subject to this grant under the Novavax, Inc. Amended and Restated 2015 Stock Incentive Plan, as amended, (the "Plan") vest on each of the first three (3) anniversaries of March 3, 2025, in each case subject to continued employment through such vesting date.

SEC source: 0001104659-26-023726 · tm268076-3_4seq1.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 225,680

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

SEC source: 0001104659-26-023726 · tm268076-3_4seq1.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 264,130

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: 0001104659-26-023720 · tm268076-2_4seq1.xml · derivative · entry 3

O'Hara Elaine · CIK 0001968045 · EVP, Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 112,666

Underlying: Common Stock · 56,334 shares

Expires 2035-03-03

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: One-third (1/3) of the RSUs subject to this grant under the Novavax, Inc. Amended and Restated 2015 Stock Incentive Plan, as amended, vest on each of the first three (3) anniversaries of March 3, 2025, in each case subject to continued employment through such vesting date.

SEC source: 0001104659-26-023720 · tm268076-2_4seq1.xml · nonDerivative · entry 2

O'Hara Elaine · CIK 0001968045 · EVP, Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,642

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

SEC source: 0001104659-26-023720 · tm268076-2_4seq1.xml · nonDerivative · entry 1

O'Hara Elaine · CIK 0001968045 · EVP, Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 157,071

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.

SEC source: 0001104659-26-023715 · tm268076-1_4seq1.xml · derivative · entry 3

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,000

Underlying: Common Stock · 4,000 shares

Expires 2035-03-03

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: One-third (1/3) of the RSUs subject to this grant under the Novavax, Inc. Amended and Restated 2015 Stock Incentive Plan, as amended, (the "Plan") vest on each of the first three (3) anniversaries of March 3, 2025, in each case subject to continued employment through such vesting date.

SEC source: 0001104659-26-023715 · tm268076-1_4seq1.xml · nonDerivative · entry 2

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,067

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

SEC source: 0001104659-26-023715 · tm268076-1_4seq1.xml · nonDerivative · entry 1

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

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,445

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: 0001104659-26-023709 · tm268076-5_4seq1.xml · derivative · entry 5

Draghia-Akli Ruxandra · CIK 0002041719 · EVP, Research & Development

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,333

Underlying: Common Stock · 26,667 shares

Expires 2035-03-03

F4 · derivative.exercise_date: One-third (1/3) of the RSUs subject to this grant under the Plan vest on each of the first three (3) anniversaries of March 3, 2025, in each case subject to continued employment through such vesting date.