GENTIUM S P A

CUSIP: 37250B104 Class: SPONSORED ADR

Granahan Investment Management, LLC's Holding History (CIK: 0001026710)

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

Q4 2013
Shares 176,400 Value ($000) $10,072 Avg Close — Range —
Q3 2013
Shares 226,500 Value ($000) $6,145 Avg Close — Range —
Q2 2013
Shares 226,500 Value ($000) $1,801 Avg Close — Range —