ATHERSYS INC

CUSIP: 04744L106 Class: COM

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

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

Q4 2018
Shares 233,082 Value ($000) $336 Avg Close — Range —
Q3 2018
Shares 28,313 Value ($000) $59 Avg Close — Range —