ATHERSYS INC

CUSIP: 04744L106 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2022
Shares 90,749 Value ($000) $55 Avg Close Range
Q4 2021
Shares 107,710 Value ($000) $97 Avg Close Range
Q3 2021
Shares 270,775 Value ($000) $360 Avg Close Range
Q2 2021
Shares 277,727 Value ($000) $400 Avg Close Range
Q1 2021
Shares 261,524 Value ($000) $471 Avg Close Range
Q4 2020
Shares 261,524 Value ($000) $458 Avg Close Range
Q3 2020
Shares 261,524 Value ($000) $510 Avg Close Range
Q2 2020
Shares 261,495 Value ($000) $722 Avg Close Range
Q1 2020
Shares 203,543 Value ($000) $611 Avg Close Range
Q4 2019
Shares 203,371 Value ($000) $250 Avg Close Range
Q3 2019
Shares 203,371 Value ($000) $270 Avg Close Range
Q2 2019
Shares 197,122 Value ($000) $331 Avg Close Range
Q1 2019
Shares 178,483 Value ($000) $268 Avg Close Range
Q4 2018
Shares 178,483 Value ($000) $257 Avg Close Range
Q3 2018
Shares 173,545 Value ($000) $364 Avg Close Range
Q2 2018
Shares 173,545 Value ($000) $342 Avg Close Range
Q1 2018
Shares 157,808 Value ($000) $289 Avg Close Range
Q4 2017
Shares 161,978 Value ($000) $293 Avg Close Range
Q3 2017
Shares 161,978 Value ($000) $334 Avg Close Range
Q2 2017
Shares 180,960 Value ($000) $273 Avg Close Range
Q1 2017
Shares 195,360 Value ($000) $334 Avg Close Range
Q4 2016
Shares 156,760 Value ($000) $240 Avg Close Range
Q3 2016
Shares 161,160 Value ($000) $343 Avg Close Range
Q2 2016
Shares 159,660 Value ($000) $346 Avg Close Range