ATHERSYS INC

CUSIP: 04744L106 Class: COM

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

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

Q1 2022
Shares 17,700 Value ($000) $11 Avg Close Range
Q4 2021
Shares 11,910 Value ($000) $11 Avg Close Range
Q3 2021
Shares 16,068 Value ($000) $22 Avg Close Range
Q2 2021
Shares 43,469 Value ($000) $63 Avg Close Range
Q1 2021
Shares 22,960 Value ($000) $41 Avg Close Range
Q4 2020
Shares 59,874 Value ($000) $105 Avg Close Range
Q3 2020
Shares 393,656 Value ($000) $768 Avg Close Range
Q2 2020
Shares 105,380 Value ($000) $291 Avg Close Range
Q4 2019
Shares 47,484 Value ($000) $58 Avg Close Range
Q3 2019
Shares 16,846 Value ($000) $23 Avg Close Range
Q1 2019
Shares 4,777 Value ($000) $7 Avg Close Range
Q4 2018
Shares 434 Value ($000) $1 Avg Close Range
Q3 2018
Shares 496 Value ($000) $1 Avg Close Range
Q4 2017
Shares 4,596 Value ($000) $9 Avg Close Range
Q3 2017
Shares 15,558 Value ($000) $32 Avg Close Range
Q2 2017
Shares 7,047 Value ($000) $11 Avg Close Range
Q2 2016
Shares 10,001 Value ($000) $22 Avg Close Range
Q1 2016
Shares 4,282 Value ($000) $10 Avg Close Range
Q4 2015
Shares 2,154 Value ($000) $2 Avg Close Range
Q3 2015
Shares 12,003 Value ($000) $13 Avg Close Range
Q2 2015
Shares 7,898 Value ($000) $10 Avg Close Range
Q3 2014
Shares 124 Value ($000) $0 Avg Close Range
Q2 2014
Shares 2,198 Value ($000) $4 Avg Close Range
Q4 2013
Shares 9,234 Value ($000) $23 Avg Close Range