ALTIMMUNE INC

Ticker: ALT CUSIP: 02155H200 Class: COM NEW

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q3 2021

Shares 57,130 Value ($000) $646 Avg Close $12.16 Range $8.10 - $17.26

Q1 2021

Shares 28,666 Value ($000) $405 Avg Close $16.17 Range $11.19 - $24.61

Q4 2020

Shares 30,714 Value ($000) $346 Avg Close $11.78 Range $7.80 - $16.25

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	57,130	$646	$12.16	$8.10 - $17.26
Q1 2021	28,666	$405	$16.17	$11.19 - $24.61
Q4 2020	30,714	$346	$11.78	$7.80 - $16.25