HYPERION THERAPEUTICS INC

CUSIP: 44915N101 Class: COM

RA CAPITAL MANAGEMENT, L.P.'s Holding History (CIK: 0001346824)

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

Q3 2013
Shares 902,858 Value ($000) $23,592 Avg Close — Range —
Q2 2013
Shares 902,858 Value ($000) $19,863 Avg Close — Range —