SELLAS LIFE SCIENCES GROUP I

Ticker: SLS CUSIP: 81642T209 Class: COM NEW

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025

Shares 1,340,668 Value ($000) $5,054 Avg Close $1.94 Range $1.39 - $3.99

Q3 2025

Shares 2,357,999 Value ($000) $3,796 Avg Close $1.78 Range $1.50 - $2.27

Q2 2025

Shares 2,715,489 Value ($000) $5,947 Avg Close $1.53 Range $0.95 - $2.22

Q1 2025

Shares 11,482 Value ($000) $12 Avg Close $1.19 Range $0.85 - $1.84

Q2 2021

Shares 84,544 Value ($000) $938 Avg Close $9.76 Range $7.01 - $15.08

Q1 2021

Shares 51,861 Value ($000) $443 Avg Close $8.18 Range $5.40 - $13.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,340,668	$5,054	$1.94	$1.39 - $3.99
Q3 2025	2,357,999	$3,796	$1.78	$1.50 - $2.27
Q2 2025	2,715,489	$5,947	$1.53	$0.95 - $2.22
Q1 2025	11,482	$12	$1.19	$0.85 - $1.84
Q2 2021	84,544	$938	$9.76	$7.01 - $15.08
Q1 2021	51,861	$443	$8.18	$5.40 - $13.15