NVAX

SEC source: 0001209191-20-052700 · doc4.xml · nonDerivative · entry 7

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,196

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 $113.83 to $114.47, 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: 0001209191-20-052700 · doc4.xml · nonDerivative · entry 6

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,410

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

SEC source: 0001209191-20-052700 · doc4.xml · nonDerivative · entry 5

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,468

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 $111.60 to $112.29, 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: 0001209191-20-052700 · doc4.xml · nonDerivative · entry 4

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,628

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 $110.47 to $111.27, 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: 0001209191-20-052700 · doc4.xml · nonDerivative · entry 3

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,960

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 $109.17 to $110.16, 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: 0001209191-20-052700 · doc4.xml · nonDerivative · entry 2

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,313

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 $108.08 to $109.07, 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: 0001209191-20-052700 · doc4.xml · nonDerivative · entry 1

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,258

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 $107.00 to $107.82, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 10

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,496

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

SEC source: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 9

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,596

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

SEC source: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 8

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,696

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 $114.40 to $115.11, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 7

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,496

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 $113.29 to $114.20, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 6

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,196

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 $112.25 to $113.09, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 5

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,996

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 $111.10 to $111.85, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 4

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,896

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 $110.09 to $111.05, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 3

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,572

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 $109.05 to $110.01, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 2

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,072

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 $108.02 to $109.00, 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: 0001209191-20-052697 · doc4.xml · nonDerivative · entry 1

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,210

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 $107.00 to $107.90, 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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 19

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,337

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

F17 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.64 to $109.52, 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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 18

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,769

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 $107.57 to $108.57, 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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 17

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,520

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 $106.54 to $107.53, 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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 16

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,173

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 $105.61 to $106.50, 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 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: 0001209191-20-052526 · doc4.xml · nonDerivative · entry 16

Glenn Gregory M · CIK 0001342823 · President, R&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,561

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: 0001209191-20-052526 · doc4.xml · nonDerivative · entry 15

Glenn Gregory M · CIK 0001342823 · President, R&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,661

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 $107.80 to $108.77, 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: 0001209191-20-052526 · doc4.xml · nonDerivative · entry 14

Glenn Gregory M · CIK 0001342823 · President, R&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,806

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 $106.72 to $107.72, 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: 0001209191-20-052526 · doc4.xml · nonDerivative · entry 13

Glenn Gregory M · CIK 0001342823 · President, R&D

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,595

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 $105.71 to $106.71, 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: 0001209191-20-052524 · doc4.xml · nonDerivative · entry 19

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,727

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

F17 · price: The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.99 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: 0001209191-20-052524 · doc4.xml · nonDerivative · entry 18

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,727

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 $107.92 to $108.77, 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: 0001209191-20-052524 · doc4.xml · nonDerivative · entry 17

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,839

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 $106.86 to $107.68, 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: 0001209191-20-052524 · doc4.xml · nonDerivative · entry 16

Erck Stanley C · CIK 0001342826 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,839

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 $105.69 to $106.67, 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: 0001209191-20-052525 · doc4.xml · derivative · entry 21

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,800

Underlying: Common Stock · 4,600 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.

F2 · kind: The reporting person received 2,250 shares of common stock upon the net exercise of 4,600 stock appreciation rights. The reporting person forfeited 247 shares of common stock underlying the stock appreciation rights representing the base value and 2,103 shares of common stock underlying the stock appreciation rights to satisfy the withholding tax obligations resulting from the exercise, using the closing stock price on September 28, 2020 of $111.18.

F19 · derivative.exercise_date: Twenty-five percent (25%) of the shares subject to this stock appreciation right grant vested on the first anniversary of 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: 0001209191-20-052525 · doc4.xml · derivative · entry 20

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,000

Underlying: Common Stock · 25,000 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.

F18 · 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 (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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 15

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,658

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 14

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,210

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 13

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,160

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 12

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,163

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 11

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,564

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 10

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,291

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 9

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,506

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 8

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,849

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 7

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,982

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 6

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,643

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 5

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,383

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 $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: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 4

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,658

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

F2 · kind: The reporting person received 2,250 shares of common stock upon the net exercise of 4,600 stock appreciation rights. The reporting person forfeited 247 shares of common stock underlying the stock appreciation rights representing the base value and 2,103 shares of common stock underlying the stock appreciation rights to satisfy the withholding tax obligations resulting from the exercise, using the closing stock price on September 28, 2020 of $111.18.

SEC source: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 3

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,761

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

F2 · kind: The reporting person received 2,250 shares of common stock upon the net exercise of 4,600 stock appreciation rights. The reporting person forfeited 247 shares of common stock underlying the stock appreciation rights representing the base value and 2,103 shares of common stock underlying the stock appreciation rights to satisfy the withholding tax obligations resulting from the exercise, using the closing stock price on September 28, 2020 of $111.18.

SEC source: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 2

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,008

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.

F2 · kind: The reporting person received 2,250 shares of common stock upon the net exercise of 4,600 stock appreciation rights. The reporting person forfeited 247 shares of common stock underlying the stock appreciation rights representing the base value and 2,103 shares of common stock underlying the stock appreciation rights to satisfy the withholding tax obligations resulting from the exercise, using the closing stock price on September 28, 2020 of $111.18.

SEC source: 0001209191-20-052525 · doc4.xml · nonDerivative · entry 1

Trizzino John · CIK 0001468534 · EVP, CBO and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,408

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.