Matthew Scott Harris

Insider Reports History

Location
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:

Company Role Class Num Shares Value Price $ Report Date Ownership
Altimmune, Inc. Chief Medical Officer Common Stock, par value $0.0001 67,787 $407,399 $6.01 31 Jul 2025 By Matthew Scott Harris Trust
Altimmune, Inc. Chief Medical Officer Common Stock, par value $0.0001 16,087 $50,513 $3.14 31 Jul 2025 Direct
Altimmune, Inc. Chief Medical Officer Stock Options (option to buy) 183,600 27 Jan 2025 Direct
Altimmune, Inc. Chief Medical Officer Restricted Stock Units 7,775 02 Feb 2025 Direct

Insider Reports Filed by Matthew Scott Harris

Symbol Company Period Transactions Value $ Form Type Role Filing Time
ALT Altimmune, Inc. 31 Jul 2025 1 +$6,337 4 Chief Medical Officer 04 Aug 2025, 16:05
ALT Altimmune, Inc. 07 Mar 2025 1 $0 4 Chief Medical Officer 11 Mar 2025, 16:05
ALT Altimmune, Inc. 30 Jan 2025 10 -$44,328 4 Chief Medical Officer 03 Feb 2025, 20:48
ALT Altimmune, Inc. 25 Jan 2025 5 -$34,858 4 Chief Medical Officer 28 Jan 2025, 21:05
ALT Altimmune, Inc. 31 Jul 2024 1 +$8,039 4 Chief Medical Officer 01 Aug 2024, 17:40
ALT Altimmune, Inc. 01 Feb 2024 6 -$39,528 4 Chief Medical Officer 05 Feb 2024, 18:01
ALT Altimmune, Inc. 30 Jan 2024 4 -$17,787 4 Chief Medical Officer 01 Feb 2024, 18:01
ALT Altimmune, Inc. 25 Jan 2024 2 $0 4 Chief Medical Officer 29 Jan 2024, 18:31
ALT Altimmune, Inc. 31 Jul 2023 1 +$1,942 4 Chief Medical Officer 02 Aug 2023, 17:49
ALT Altimmune, Inc. 23 Mar 2023 1 +$42,200 4 Chief Medical Officer 23 Mar 2023, 20:28
ALT Altimmune, Inc. 02 Feb 2023 3 -$35,555 4 Chief Medical Officer 06 Feb 2023, 15:31
ALT Altimmune, Inc. 31 Jan 2023 4 -$16,852 4 Chief Medical Officer 02 Feb 2023, 16:10
ALT Altimmune, Inc. 30 Jan 2023 2 $0 4 Chief Medical Officer 01 Feb 2023, 16:30
ALT Altimmune, Inc. 31 Jul 2022 1 +$7,381 4 Chief Medical Officer 03 Aug 2022, 16:08
ALT Altimmune, Inc. 28 Feb 2022 3 -$167,961 4 Chief Medical Officer 02 Mar 2022, 18:00
ALT Altimmune, Inc. 31 Jan 2022 6 -$5,072 4 Chief Medical Officer 03 Feb 2022, 18:56
ALT Altimmune, Inc. 31 Jul 2021 1 +$5,589 4 Chief Medical Officer 06 Aug 2021, 19:02