ATHERSYS INC

CUSIP: 04744L10 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2016
Shares 50,832 Value ($000) $108 Avg Close — Range —
Q2 2016
Shares 88,870 Value ($000) $193 Avg Close — Range —