Mark J. Casey - 11 Dec 2023 Form 4 Insider Report for NOVAVAX INC (NVAX)

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	NVAX	Stock Options (Right to buy)	Award	$0	+144,694		$0.000000	144,694	11 Dec 2023	Common Stock	144,694	$5.57	Direct	F1
transaction	NVAX	Restricted Stock Units	Award	$0	+125,698		$0.000000	125,698	11 Dec 2023	Common Stock	125,698		Direct	F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Id	Content
F1	Twenty-five percent (25%) of the shares subject to this option grant under the Novavax, Inc. (the "Company") Amended and Restated 2015 Stock Incentive Plan, as amended (the "Plan"), will vest on the first anniversary of the December 11, 2023 grant date (the "Grant Date"), and the remaining seventy-five percent (75%) of the shares will vest in equal monthly installments over the following three (3) years, in each case subject to continued employment through such vesting date.
F2	Each restricted stock unit ("RSU") represents a contingent right to receive one share of Company common stock.
F3	The RSUs subject to this grant under the Plan will vest with respect to one-third (1/3) of the RSUs on each of the first three (3) anniversaries of the Grant Date, in each case subject to continued employment through such vesting date.