John Gill Altimmune, Inc. (ALT) insider trading activity

ALT Quotes by TradingView

John Gill is of Altimmune, Inc.. Currently has a direct ownership of 12,500 shares of ALT, which is worth approximately $52,125. The most recent transaction as insider was on Dec 23, 2025, when has been sold 12,500 shares (Common Stock, par value $0.0001) at a price of $4.1 per share, resulting in proceeds of $51,249. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 12.5K
351.1% 3M change
351.1% 12M change
Total Value Held $52,125

JOHN GILL Transaction History

Date Transaction Value Shares Traded Shares Held Form
Dec 23 2025
BUY
Open market or private purchase
$51,249 $4.1 p/Share
12,500 Added 50.0%
12,500 Common Stock, par valu...
Aug 12 2022
SELL
Open market or private sale
$40,710 $15.0 p/Share
2,714 Reduced 49.48%
2,771 Common Stock, par valu...
Jan 06 2022
SELL
Bona fide gift
-
2,714 Reduced 100.0%
0 Common Stock, par valu...
Nov 30 2020
SELL
Open market or private sale
$100,426 $11.92 p/Share
8,425 Reduced 42.93%
11,199 Common Stock, par valu...
Sep 24 2020
BUY
Exercise of conversion of derivative security
-
16,850 Added 46.2%
19,624 Common Stock, par valu...
JG

John Gill

Gaithersburg, MD

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