ALTIMMUNE INC

Ticker: ALT CUSIP: 02155H200 Class: COM NEW

FOX RUN MANAGEMENT, L.L.C.'s Holding History (CIK: 0001533457)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 30,603 Value ($000) $110 Avg Close $4.36 Range $3.52 - $6.03

Q1 2025

Shares 38,200 Value ($000) $191 Avg Close $6.33 Range $4.78 - $7.83

Q4 2024

Shares 12,905 Value ($000) $93 Avg Close $7.64 Range $5.86 - $11.16

Q1 2023

Shares 30,435 Value ($000) $128 Avg Close $11.88 Range $4.07 - $17.17

Q3 2022

Shares 12,823 Value ($000) $164 Avg Close $14.76 Range $10.15 - $23.49

Q3 2021

Shares 11,165 Value ($000) $126 Avg Close $12.16 Range $8.10 - $17.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	30,603	$110	$4.36	$3.52 - $6.03
Q1 2025	38,200	$191	$6.33	$4.78 - $7.83
Q4 2024	12,905	$93	$7.64	$5.86 - $11.16
Q1 2023	30,435	$128	$11.88	$4.07 - $17.17
Q3 2022	12,823	$164	$14.76	$10.15 - $23.49
Q3 2021	11,165	$126	$12.16	$8.10 - $17.26