ALTIMMUNE INC

Ticker: ALT CUSIP: 02155H200 Class: COM NEW

Susquehanna Portfolio Strategies, LLC's Holding History (CIK: 0001996449)

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

Q4 2025

Shares 135,170 Value ($000) $488 Avg Close $4.36 Range $3.52 - $6.03

Q3 2025

Shares 185,227 Value ($000) $698 Avg Close $3.86 Range $3.33 - $5.03

Q2 2025

Shares 84,329 Value ($000) $326 Avg Close $5.41 Range $2.90 - $7.73

Q3 2024

Shares 207,197 Value ($000) $1,272 Avg Close $6.77 Range $5.28 - $8.26

Q2 2024

Shares 207,197 Value ($000) $1,378 Avg Close $7.38 Range $5.64 - $11.01

Q1 2024

Shares 207,197 Value ($000) $2,109 Avg Close $10.17 Range $7.92 - $14.84

Q4 2023

Shares 207,197 Value ($000) $2,331 Avg Close $4.18 Range $2.09 - $12.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	135,170	$488	$4.36	$3.52 - $6.03
Q3 2025	185,227	$698	$3.86	$3.33 - $5.03
Q2 2025	84,329	$326	$5.41	$2.90 - $7.73
Q3 2024	207,197	$1,272	$6.77	$5.28 - $8.26
Q2 2024	207,197	$1,378	$7.38	$5.64 - $11.01
Q1 2024	207,197	$2,109	$10.17	$7.92 - $14.84
Q4 2023	207,197	$2,331	$4.18	$2.09 - $12.51