ATHERSYS INC

CUSIP: 04744L106 Class: COM

Rafferty Asset Management, LLC's Holding History (CIK: 0001389426)

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

Q1 2021
Shares 614,772 Value ($000) $1,107 Avg Close — Range —
Q4 2020
Shares 89,147 Value ($000) $156 Avg Close — Range —
Q3 2020
Shares 340,480 Value ($000) $664 Avg Close — Range —
Q2 2020
Shares 150,108 Value ($000) $414 Avg Close — Range —