GOSSAMER BIO INC

Ticker: GOSS CUSIP: 38341P102 Class: Common Stock

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q4 2022

Shares 96,795 Value ($000) $210 Avg Close $8.23 Range $1.57 - $13.68

Q3 2022

Shares 96,795 Value ($000) $1,160 Avg Close $12.41 Range $6.82 - $15.20

Q2 2022

Shares 96,795 Value ($000) $810 Avg Close $7.75 Range $5.64 - $10.21

Q1 2022

Shares 70,042 Value ($000) $608 Avg Close $9.64 Range $8.06 - $12.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	96,795	$210	$8.23	$1.57 - $13.68
Q3 2022	96,795	$1,160	$12.41	$6.82 - $15.20
Q2 2022	96,795	$810	$7.75	$5.64 - $10.21
Q1 2022	70,042	$608	$9.64	$8.06 - $12.86