Vipin K. Garg - Jan 31, 2022 Form 4 Insider Report for Altimmune, Inc. (ALT)

Signature
/s/ Kent Tapper, as Attorney-in-Fact
Stock symbol
ALT
Transactions as of
Jan 31, 2022
Transactions value $
-$42,174
Form type
4
Date filed
2/3/2022, 06:56 PM
Previous filing
Jan 31, 2022
Next filing
Mar 1, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ALT Common Stock, par value $0.0001 Award $18.9K +2.76K +0.98% $6.86 284K Jan 31, 2022 Direct F1, F2
transaction ALT Common Stock, par value $0.0001 Options Exercise $0 +16.5K +5.83% $0.00 301K Feb 1, 2022 Direct F3
transaction ALT Common Stock, par value $0.0001 Tax liability -$61.1K -7.66K -2.55% $7.98 293K Feb 1, 2022 Direct F4

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 ALT Restricted Stock Units Options Exercise $0 -16.5K -25% $0.00 49.6K Feb 1, 2022 Common Stock, par value $0.0001 16.5K Direct F3, F5
transaction ALT Stock Options (option to buy) Award $0 +223K $0.00 223K Feb 2, 2022 Common Stock, par value $0.0001 223K $7.53 Direct F6
transaction ALT Restricted Stock Units Award $0 +75.8K $0.00 75.8K Feb 2, 2022 Common Stock, par value $0.0001 75.8K Direct F3, F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These shares were purchased due to participation by the reporting individual in the Issuer's 2019 Employee Stock Purchase Plan ("ESPP"). It pertains to the ESPP purchase period from August 1, 2021 through January 31, 2022.
F2 In accordance with the ESPP, these shares were purchased based on 85% of the closing price of the issuer's common stock on January 31, 2022.
F3 Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.0001, when vested.
F4 Vesting transaction: Shares surrendered to the Issuer solely to cover taxes associated with vesting of RSUs.
F5 The RSUs become vested and exercisable in substantially equal annual installments over the 4 years following February 1, 2021, subject to the reporting person's continued service through the applicable vesting date, and have no expiration date.
F6 Twenty-five percent of the shares underlying the option become vested and exercisable on February 2, 2023 and the remaining 75% of the shares underlying the option become vested and exercisable in substantially equal monthly installments over the 36 months following February 2, 2023, subject to the reporting person's continued service through the applicable vesting date.
F7 The RSUs become vested and exercisable in substantially equal annual installments over the 4 years following February 2, 2022, subject to the reporting person's continued service through the applicable vesting date, and have no expiration date.