HYPERION THERAPEUTICS INC

CUSIP: 44915N101 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q1 2015
Shares 49,323 Value ($000) $2,264 Avg Close — Range —
Q4 2014
Shares 658,079 Value ($000) $15,794 Avg Close — Range —
Q3 2014
Shares 2,581,290 Value ($000) $65,100 Avg Close — Range —
Q2 2014
Shares 2,524,998 Value ($000) $65,903 Avg Close — Range —
Q1 2014
Shares 2,535,798 Value ($000) $65,424 Avg Close — Range —
Q4 2013
Shares 2,599,474 Value ($000) $52,561 Avg Close — Range —
Q3 2013
Shares 2,414,923 Value ($000) $63,102 Avg Close — Range —
Q2 2013
Shares 1,735,460 Value ($000) $38,181 Avg Close — Range —