ATHERSYS INC NEW

Ticker: ATHXQ CUSIP: 04744L205 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q3 2023

Shares 7,812 Value ($000) $3 Avg Close $0.55 Range $0.26 - $0.93

Q2 2023

Shares 7,855 Value ($000) $7 Avg Close $0.90 Range $0.72 - $1.25

Q1 2023

Shares 9,246 Value ($000) $0 Avg Close $1.42 Range $0.75 - $1.99

Q4 2022

Shares 9,392 Value ($000) $0 Avg Close $1.24 Range $0.50 - $2.76

Q3 2022

Shares 2,275 Value ($000) $4 Avg Close $4.36 Range $1.13 - $9.70

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	7,812	$3	$0.55	$0.26 - $0.93
Q2 2023	7,855	$7	$0.90	$0.72 - $1.25
Q1 2023	9,246	$0	$1.42	$0.75 - $1.99
Q4 2022	9,392	$0	$1.24	$0.50 - $2.76
Q3 2022	2,275	$4	$4.36	$1.13 - $9.70