DICERNA PHARMACEUTICALS INC

CUSIP: 253031108 Class: COM

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q3 2014
Shares 2,428,569 Value ($000) $30,916 Avg Close — Range —
Q2 2014
Shares 2,428,569 Value ($000) $54,813 Avg Close — Range —
Q1 2014
Shares 2,428,569 Value ($000) $68,607 Avg Close — Range —