Matthew Scott Harris

Insider Reports History

Location
C/O Altimmune, Inc., 910 Clopper Road, Suite 201 S, Gaithersburg, MD
Signature
/s/ Greg Weaver, as Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Matthew Scott Harris:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Altimmune, Inc. Chief Medical Officer Common Stock, par value $0.0001 67.8K $407K $6.01 Jul 31, 2025 By Matthew Scott Harris Trust
Altimmune, Inc. Chief Medical Officer Common Stock, par value $0.0001 16.1K $50.5K $3.14 Jul 31, 2025 Direct
Altimmune, Inc. Chief Medical Officer Stock Options (option to buy) 184K Jan 27, 2025 Direct
Altimmune, Inc. Chief Medical Officer Restricted Stock Units 7.78K Feb 2, 2025 Direct

Insider Reports Filed by Matthew Scott Harris

Symbol Company Period Transactions Value $ Form Type Date Filed Role
ALT Altimmune, Inc. Jul 31, 2025 1 $6.34K 4 Aug 4, 2025 Chief Medical Officer
ALT Altimmune, Inc. Mar 7, 2025 1 $0 4 Mar 11, 2025 Chief Medical Officer
ALT Altimmune, Inc. Jan 30, 2025 10 -$44.3K 4 Feb 3, 2025 Chief Medical Officer
ALT Altimmune, Inc. Jan 25, 2025 5 -$34.9K 4 Jan 28, 2025 Chief Medical Officer
ALT Altimmune, Inc. Jul 31, 2024 1 $8.04K 4 Aug 1, 2024 Chief Medical Officer
ALT Altimmune, Inc. Feb 1, 2024 6 -$39.5K 4 Feb 5, 2024 Chief Medical Officer
ALT Altimmune, Inc. Jan 30, 2024 4 -$17.8K 4 Feb 1, 2024 Chief Medical Officer
ALT Altimmune, Inc. Jan 25, 2024 2 $0 4 Jan 29, 2024 Chief Medical Officer
ALT Altimmune, Inc. Jul 31, 2023 1 $1.94K 4 Aug 2, 2023 Chief Medical Officer
ALT Altimmune, Inc. Mar 23, 2023 1 $42.2K 4 Mar 23, 2023 Chief Medical Officer
ALT Altimmune, Inc. Feb 2, 2023 3 -$35.6K 4 Feb 6, 2023 Chief Medical Officer
ALT Altimmune, Inc. Jan 31, 2023 4 -$16.9K 4 Feb 2, 2023 Chief Medical Officer
ALT Altimmune, Inc. Jan 30, 2023 2 $0 4 Feb 1, 2023 Chief Medical Officer
ALT Altimmune, Inc. Jul 31, 2022 1 $7.38K 4 Aug 3, 2022 Chief Medical Officer
ALT Altimmune, Inc. Feb 28, 2022 3 -$168K 4 Mar 2, 2022 Chief Medical Officer
ALT Altimmune, Inc. Jan 31, 2022 6 -$5.07K 4 Feb 3, 2022 Chief Medical Officer
ALT Altimmune, Inc. Jul 31, 2021 1 $5.59K 4 Aug 6, 2021 Chief Medical Officer