ICOSAVAX INC

CUSIP: 45114M109 Class: Common Stock

VIKING GLOBAL INVESTORS LP's Holding History (CIK: 0001103804)

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

Q4 2021
Shares 1,796,800 Value ($000) $41,111 Avg Close — Range —
Q3 2021
Shares 1,852,789 Value ($000) $54,824 Avg Close — Range —