PROS HOLDINGS INC

CUSIP: 74346YAA1 Class: CONV

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

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

Q4 2015
Shares 11,707,000 Value ($000) $11,558 Avg Close — Range —
Q3 2015
Shares 11,707,000 Value ($000) $11,476 Avg Close — Range —
Q2 2015
Shares 11,711,000 Value ($000) $11,400 Avg Close — Range —
Q1 2015
Shares 17,211,000 Value ($000) $17,761 Avg Close — Range —
Q4 2014
Shares 13,995,000 Value ($000) $14,472 Avg Close — Range —