ALTIMMUNE INC

Ticker: ALT CUSIP: 02155H200 Class: COM NEW

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q1 2025

Shares 247 Value ($000) $1 Avg Close $6.33 Range $4.78 - $7.83

Q4 2024

Shares 208 Value ($000) $2 Avg Close $7.64 Range $5.86 - $11.16

Q3 2024

Shares 564 Value ($000) $3 Avg Close $6.77 Range $5.28 - $8.26

Q2 2024

Shares 890 Value ($000) $6 Avg Close $7.38 Range $5.64 - $11.01

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	247	$1	$6.33	$4.78 - $7.83
Q4 2024	208	$2	$7.64	$5.86 - $11.16
Q3 2024	564	$3	$6.77	$5.28 - $8.26
Q2 2024	890	$6	$7.38	$5.64 - $11.01