FORM OF PRE-FUNDED WARRANT] ALTIMMUNE, INC. PRE-FUNDED WARRANT TO PURCHASE COMMON STOCKAltimmune, Inc. • September 28th, 2018 • Pharmaceutical preparations • New York
Altimmune, Inc., a Delaware corporation (the “Company”), hereby certifies that, for good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, [HOLDER], the registered holder hereof or its permitted assigns (the “Holder”), is entitled, subject to the terms set forth below, to purchase from the Company, at the Exercise Price (as defined below) then in effect, at any time or times on or after [ ] (the “Initial Exercisability Date”), until exercised in full (the “Termination Date”), ( ) fully paid non-assessable shares of Common Stock (as defined below), subject to adjustment as provided herein (the “Warrant Shares”). Except as otherwise defined herein, capitalized terms in this Pre-Funded Warrant to Purchase Common Stock (including any Pre-Funded Warrants to Purchase Common Stock issued in exchange, transfer or replacement hereof, this “Warrant”), shall have the meanings set forth in Section 16. This Warrant is one of the Warrants to Purchase Common St
