SEC Insider Transactions from Eisenstadt Richard I.

Last updated: 2026-03-14 11:24 UTC | Total transactions: 17

Eisenstadt Richard I has filed 17 insider transactions across 1 company since December 2022.

Most recent transaction: a option exercise of 9275 shares of Altimmune, Inc. ($ALT) on January 30, 2024.

Activity breakdown: 1 open-market purchase and 0 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Jan. 30, 2024 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer M Common Stock, par value $0.0001 9275 $0.00 42,566.0000 53,246,937 27.86% 0.02%
Jan. 30, 2024 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer F Common Stock, par value $0.0001 2175 $9.80 40,391.0000 53,246,937 5.11% 0.00%
Jan. 31, 2024 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer A Common Stock, par value $0.0001 4621 $2.69 45,012.0000 53,246,937 11.44% 0.01%
Jan. 30, 2024 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer M Restricted Stock Units 9275 $0.00 27,825.0000 53,246,937 25.00% 0.02%
Jan. 25, 2024 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer A Stock Options (option to buy) 163200 $0.00 163,200.0000 53,246,937 9999.99% 0.31%
Jan. 25, 2024 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer A Restricted Stock Units 58400 $0.00 58,400.0000 53,246,937 9999.99% 0.11%
Dec. 29, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer M Common Stock, par value $0.0001 12500 $0.00 36,335.0000 53,633,354 52.44% 0.02%
Dec. 29, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer F Common Stock, par value $0.0001 3044 $11.25 33,291.0000 53,633,354 8.38% 0.01%
Dec. 29, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer M Restricted Stock Units 12500 $0.00 25,000.0000 53,633,354 33.33% 0.02%
July 31, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer A Common Stock, par value $0.0001 1825 $2.81 23,835.0000 50,691,558 8.29% 0.00%
March 24, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer P Common Stock, par value $0.0001 10000 $4.31 22,010.0000 46,926,349 83.26% 0.02%
Jan. 31, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer A Common Stock, par value $0.0001 1172 $10.21 12,010.0000 46,926,349 10.81% 0.00%
Jan. 30, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer A Stock Options (option to buy) 105000 $0.00 105,000.0000 46,926,349 9999.99% 0.22%
Jan. 30, 2023 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer A Restricted Stock Units 37100 $0.00 37,100.0000 46,926,349 9999.99% 0.08%
Dec. 31, 2022 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer M Common Stock, par value $0.0001 12500 $0.00 13,866.0000 49,286,535 915.08% 0.03%
Dec. 31, 2022 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer F Common Stock, par value $0.0001 3028 $16.45 10,838.0000 49,286,535 21.84% 0.01%
Dec. 31, 2022 Altimmune, Inc. $ALT Eisenstadt Richard I Chief Financial Officer M Restricted Stock Units 12500 $0.00 37,500.0000 49,286,535 25.00% 0.03%