ALTIMMUNE INC

Ticker: ALT CUSIP: 02155H200 Class: COM NEW

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q3 2025

Shares 4,909 Value ($000) $19 Avg Close $3.86 Range $3.33 - $5.03

Q2 2025

Shares 2,453 Value ($000) $9 Avg Close $5.41 Range $2.90 - $7.73

Q1 2025

Shares 5,250 Value ($000) $26 Avg Close $6.33 Range $4.78 - $7.83

Q4 2024

Shares 2,658 Value ($000) $19 Avg Close $7.64 Range $5.86 - $11.16

Q3 2024

Shares 5,776 Value ($000) $34 Avg Close $6.77 Range $5.28 - $8.26

Q2 2024

Shares 5,864 Value ($000) $39 Avg Close $7.38 Range $5.64 - $11.01

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	4,909	$19	$3.86	$3.33 - $5.03
Q2 2025	2,453	$9	$5.41	$2.90 - $7.73
Q1 2025	5,250	$26	$6.33	$4.78 - $7.83
Q4 2024	2,658	$19	$7.64	$5.86 - $11.16
Q3 2024	5,776	$34	$6.77	$5.28 - $8.26
Q2 2024	5,864	$39	$7.38	$5.64 - $11.01