Herrmann John A III

SEC source: 0001209191-21-007378 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 669

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 transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

SEC source: 0001209191-20-063833 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,300

Underlying: Common Stock · 6,300 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 Company's Plan will vest on each of the first three (3) anniversaries of the Grant Date, subject to continued employment through each such vesting date.

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

SEC source: 0001209191-20-063833 · doc4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,700

Underlying: Common Stock · 12,700 shares

Expires 2030-12-14

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 14, 2020 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: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 16

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 275

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F16 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.89 to $109.45, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 15

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,849

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F15 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.87 to $108.83, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 14

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,268

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F14 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.82 to $107.80, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 13

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,239

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F13 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.73 to $106.72, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · derivative · entry 17

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,250

Underlying: Common Stock · 24,750 shares

Expires 2029-09-26

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 transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F17 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant vested on the first anniversary of the September 26, 2019 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: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 12

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,304

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F12 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $116.61 to $117.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 11

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,850

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F11 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.61 to $116.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,791

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F10 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $114.61 to $115.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,783

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F9 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $113.61 to $114.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,180

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F8 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $112.61 to $113.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,900

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F7 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $111.61 to $112.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,113

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F6 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $110.61 to $111.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,433

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $109.61 to $110.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,485

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.61 to $109.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,079

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.61 to $108.60, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,781

F1 · kind: The transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F2 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.61 to $107.60, inclusive. The reporting person undertakes to provide to Novavax, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0001209191-20-052527 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,054

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 transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

SEC source: 0001209191-20-052367 · doc4.xml · derivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,946

Underlying: Common Stock · 3,973 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 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 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 vested or 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: 0001209191-20-052367 · doc4.xml · derivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 30,900 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: One hundred percent (100%) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan, as amended (the "Plan"), vested one (1) year from the September 26, 2019 grant date (the "Grant Date"), subject to continued employment with the Company through the vesting date.

F2 · 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 (the "Plan"), vested one (1) year from the September 26, 2019 grant date (the "Grant Date"), subject to continued employment with the Company through the vesting date.

SEC source: 0001209191-20-052367 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,304

SEC source: 0001209191-20-052367 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,223

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: 0001209191-20-052367 · doc4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,250

SEC source: 0001209191-20-052367 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,175

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: 0001209191-20-048421 · doc4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 125,000

Underlying: Common Stock · 125,000 shares

Expires 2030-04-17

F1 · derivative.exercise_date: On April 17, 2020, the reporting person was granted an option to purchase 125,000 shares of common stock of Novavax, Inc. (the "Company") pursuant to the Company's Amended and Restated 2015 Stock Incentive Plan, as amended. The vesting of the shares subject to this option grant is subject to the satisfaction of a performance-based vesting requirement, followed by time-based vesting. The performance metric required that the Company initiate a COVID-19 Phase 2 clinical trial within twelve (12) months of the grant date, which occurred when the Company initiated its Phase 2 clinical trial of NVX-CoV2373 in the U.S. on August 24, 2020. Following that event, fifty percent (50%) of the shares will vest on August 24, 2021, the first anniversary of the initiation date, and the remaining fifty percent (50%) of the shares will vest on August 24, 2022, the second anniversary of the initiation date, in each case subject to continued employment through such vesting date.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 18

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,671

Underlying: Common Stock · 8,328 shares

Expires 2028-12-13

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.

F10 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant vested on the first anniversary of the December 13, 2018 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments over the following three (3) years subject to continued employment through such vesting date.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 17

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,677

Underlying: Common Stock · 13,322 shares

Expires 2027-12-15

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.

F9 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant vested on the first anniversary of the December 15, 2017 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments over the following three (3) years, subject to continued employment through such vesting date.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 16

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,298

Underlying: Common Stock · 1,952 shares

Expires 2026-11-14

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.

F8 · derivative.exercise_date: Vesting of the shares subject to this option grant is subject to the satisfaction of both (1) a time-based vesting requirement, pursuant to which twenty-five percent (25%) of the shares vested on the first anniversary of the November 14, 2016 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments on the first of each month over the following three (3) years, subject to continued employment through such vesting date, and (2) a performance-based vesting requirement, pursuant to which 33.33%, 33.33%, and 33.34% of the shares vested or will vest if, at any time during the four-year period from the November 14, 2016 grant date, the volume-weighted average stock price of the Company's common stock meets or exceeds $80.00, $120.00, or $160.00, respectively, for twenty (20) consecutive trading days.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 15

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 394

Underlying: Common Stock · 393 shares

Expires 2026-11-14

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.

F7 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant vested on the first anniversary of the November 14, 2016 grant date, and the remaining seventy-five percent (75%) of the shares vested or will vest in equal monthly installments over the following three (3) years, subject to continued employment through such vesting date.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 14

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,249 shares

Expires 2026-03-15

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

F6 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant vested on the first anniversary of the March 15, 2016 grant date, and the remaining seventy-five percent (75%) of the shares vested in equal monthly installments over the following three (3) years, subject to continued employment through such vesting date.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 13

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,499 shares

Expires 2024-06-12

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.

F5 · derivative.exercise_date: The shares subject to this option grant vested in four equal annual installments beginning on the first anniversary of the June 12, 2014 grant date.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 12

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,499 shares

Expires 2023-03-02

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

F4 · derivative.exercise_date: The shares subject to this option grant vested in four equal annual installments beginning on the first anniversary of the March 2, 2013 grant date.

SEC source: 0000904454-20-000588 · edgar.xml · derivative · entry 11

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,000 shares

Expires 2021-03-10

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.

F3 · derivative.exercise_date: The shares subject to this option grant vested in four equal annual installments beginning on the first anniversary of the March 10, 2011 grant date.

SEC source: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 10

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 275

F2 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $144.30 to $145.17, inclusive. The reporting person undertakes to provide to the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 9

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,923

F1 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $143.30 to $144.29, inclusive. The reporting person undertakes to provide to Novavax, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares purchased at each price within the range set forth in this footnote.

SEC source: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 8

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,517

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: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 7

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,189

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: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,867

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: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,915

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: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,522

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: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,273

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: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,774

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: 0000904454-20-000588 · edgar.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,275

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: 0001104659-20-078318 · tm2023761-1_4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,500

Underlying: Common Stock · 2,500 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: One-third (1/3) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan will vest on each of the first three (3) anniversaries of the June 25, 2020 grant date, subject to continued employment through each such vesting date.

F2 · derivative.expiration_date: One-third (1/3) of the RSUs subject to this grant under the Company's Amended and Restated 2015 Stock Incentive Plan will vest on each of the first three (3) anniversaries of the June 25, 2020 grant date, subject to continued employment through each such vesting date.

SEC source: 0001104659-20-078293 · tm2023760-3_4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,000

Underlying: Common Stock · 99,000 shares

Expires 2029-09-26

F1 · date: This option award was previously reported based on having been approved by the issuer's board of directors on September 26, 2019, but such award was subject to shareholder approval of an increase in the number of shares available for issuance under the Novavax, Inc. Amended and Restated 2015 Stock Incentive Plan, as amended (the "Plan"). Such shareholder approval was received on June 25, 2020.

F2 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant under the Plan will vest on the first anniversary of the September 26, 2019 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: 0001209191-20-030893 · doc4.xml · derivative · entry 6

Herrmann John A III · CIK 0001610928 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 787

Underlying: Common Stock · 5,462 shares

Expires 2026-11-14

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.

F2 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this option grant under the Novavax, Inc. 2015 Stock Incentive Plan, as amended, vested on the first anniversary of the November 14, 2016 grant date, and the remaining seventy-five percent (75%) of the shares vested in equal monthly installments over the following three years.

SEC source: 0001209191-20-030893 · doc4.xml · derivative · entry 5

Herrmann John A III · CIK 0001610928 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,499 shares

Expires 2022-03-01

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

F1 · derivative.exercise_date: The shares subject to this option grant under the Novavax, Inc. 2005 Stock Incentive Plan, as amended, vested in four equal annual installments on the first four anniversaries of the March 1, 2012 grant date.

SEC source: 0001209191-20-030893 · doc4.xml · nonDerivative · entry 4

Herrmann John A III · CIK 0001610928 · SVP, General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 275