AGENUS INC

CUSIP: 00847G705 Class: Common Stock

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q3 2015
Shares 30,000 Value ($000) $138 Avg Close — Range —
Q2 2015
Shares 50,000 Value ($000) $432 Avg Close — Range —
Q1 2015
Shares 108,700 Value ($000) $558 Avg Close — Range —
Q1 2014
Shares 220,000 Value ($000) $697 Avg Close — Range —