TARGACEPT INC

CUSIP: 87611R306 Class: CMN

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

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

Q1 2014
Shares 50,389 Value ($000) $239 Avg Close — Range —
Q4 2013
Shares 50,389 Value ($000) $209 Avg Close — Range —
Q3 2013
Shares 50,389 Value ($000) $268 Avg Close — Range —
Q2 2013
Shares 48,639 Value ($000) $208 Avg Close — Range —
Q1 2013
Shares 47,205 Value ($000) $202 Avg Close — Range —