REPLIGEN CORP

CUSIP: 759916AA7 Class: NOTE 2.125% 6/0

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

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

Q4 2016
Shares 2,781,000 Value ($000) $3,234 Avg Close — Range —
Q3 2016
Shares 6,281,000 Value ($000) $7,257 Avg Close — Range —
Q2 2016
Shares 8,000,000 Value ($000) $8,644 Avg Close — Range —