ALTIMMUNE INC

Ticker: ALT CUSIP: 02155H200 Class: COM NEW

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q3 2024

Shares 60,976 Value ($000) $374 Avg Close $6.77 Range $5.28 - $8.26

Q2 2024

Shares 640,242 Value ($000) $4,258 Avg Close $7.38 Range $5.64 - $11.01

Q1 2024

Shares 887,255 Value ($000) $9,032 Avg Close $10.17 Range $7.92 - $14.84

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2024	60,976	$374	$6.77	$5.28 - $8.26
Q2 2024	640,242	$4,258	$7.38	$5.64 - $11.01
Q1 2024	887,255	$9,032	$10.17	$7.92 - $14.84