TARGACEPT INC

CUSIP: 87611R306 Class: CMN

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q3 2013
Shares 12,073 Value ($000) $64 Avg Close — Range —
Q2 2013
Shares 12,846 Value ($000) $55 Avg Close — Range —