HYPERION THERAPEUTICS INC

CUSIP: 44915N101 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2014
Shares 40,089 Value ($000) $962 Avg Close — Range —
Q3 2014
Shares 78,352 Value ($000) $1,976 Avg Close — Range —
Q2 2014
Shares 129,533 Value ($000) $3,381 Avg Close — Range —
Q1 2014
Shares 100,692 Value ($000) $2,598 Avg Close — Range —