THRESHOLD PHARMACEUTICAL INC

CUSIP: 885807206 Class: CMN

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

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

Q1 2016
Shares 136,606 Value ($000) $63 Avg Close — Range —
Q4 2015
Shares 118,386 Value ($000) $57 Avg Close — Range —
Q3 2015
Shares 116,267 Value ($000) $473 Avg Close — Range —
Q2 2015
Shares 116,667 Value ($000) $471 Avg Close — Range —
Q1 2015
Shares 107,415 Value ($000) $436 Avg Close — Range —
Q4 2014
Shares 96,415 Value ($000) $307 Avg Close — Range —
Q3 2014
Shares 96,003 Value ($000) $347 Avg Close — Range —
Q2 2014
Shares 95,356 Value ($000) $378 Avg Close — Range —
Q1 2014
Shares 84,856 Value ($000) $404 Avg Close — Range —
Q4 2013
Shares 84,856 Value ($000) $396 Avg Close — Range —
Q3 2013
Shares 84,256 Value ($000) $392 Avg Close — Range —
Q2 2013
Shares 82,056 Value ($000) $432 Avg Close — Range —
Q1 2013
Shares 77,991 Value ($000) $360 Avg Close — Range —