THRESHOLD PHARMACEUTICAL INC

CUSIP: 885807206 Class: CMN

BAKER BROS. ADVISORS LP's Holding History (CIK: 0001263508)

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

Q3 2015
Shares 2,925,519 Value ($000) $11,907 Avg Close — Range —
Q2 2015
Shares 2,925,519 Value ($000) $11,819 Avg Close — Range —
Q1 2015
Shares 2,925,519 Value ($000) $11,878 Avg Close — Range —
Q4 2014
Shares 2,155,516 Value ($000) $6,855 Avg Close — Range —
Q3 2014
Shares 2,158,141 Value ($000) $7,791 Avg Close — Range —
Q2 2014
Shares 1,826,358 Value ($000) $7,232 Avg Close — Range —
Q1 2014
Shares 1,826,358 Value ($000) $8,693 Avg Close — Range —
Q4 2013
Shares 1,852,399 Value ($000) $8,651 Avg Close — Range —
Q3 2013
Shares 1,852,399 Value ($000) $8,614 Avg Close — Range —