GOSSAMER BIO INC

Ticker: GOSS CUSIP: 38341P102 Class: Common Stock

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q3 2020

Shares 16,519 Value ($000) $205 Avg Close $13.26 Range $11.16 - $15.42

Q2 2020

Shares 14,817 Value ($000) $193 Avg Close $12.58 Range $9.46 - $16.79

Q1 2020

Shares 13,591 Value ($000) $138 Avg Close $13.06 Range $7.52 - $15.76

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2020	16,519	$205	$13.26	$11.16 - $15.42
Q2 2020	14,817	$193	$12.58	$9.46 - $16.79
Q1 2020	13,591	$138	$13.06	$7.52 - $15.76