THRESHOLD PHARMACEUTICAL INC

CUSIP: 885807206 Class: CMN

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2013
Shares 191,478 Value ($000) $894 Avg Close — Range —
Q3 2013
Shares 1,051,000 Value ($000) $4,887 Avg Close — Range —
Q2 2013
Shares 1,056,000 Value ($000) $5,555 Avg Close — Range —