GOSSAMER BIO INC

Ticker: GOSS CUSIP: 38341P102 Class: Common Stock

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025

Shares 228,896 Value ($000) $710 Avg Close $2.85 Range $2.08 - $3.87

Q3 2025

Shares 61,186 Value ($000) $161 Avg Close $2.20 Range $1.20 - $3.60

Q3 2022

Shares 37,014 Value ($000) $443 Avg Close $12.41 Range $6.82 - $15.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	228,896	$710	$2.85	$2.08 - $3.87
Q3 2025	61,186	$161	$2.20	$1.20 - $3.60
Q3 2022	37,014	$443	$12.41	$6.82 - $15.20