THRESHOLD PHARMACEUTICAL INC

CUSIP: 885807206 Class: CMN

TOCQUEVILLE ASSET MANAGEMENT L.P.'s Holding History (CIK: 0000883961)

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

Q3 2015
Shares 178,000 Value ($000) $724 Avg Close — Range —
Q2 2015
Shares 289,500 Value ($000) $1,170 Avg Close — Range —
Q1 2015
Shares 125,000 Value ($000) $508 Avg Close — Range —
Q4 2014
Shares 125,000 Value ($000) $398 Avg Close — Range —
Q3 2014
Shares 55,000 Value ($000) $199 Avg Close — Range —