ARROWHEAD RESH CORP

CUSIP: 042797209 Class: COM

FMR LLC's Holding History (CIK: 0000315066)

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

Q1 2015
Shares 1,226,073 Value ($000) $8,294 Avg Close — Range —
Q4 2014
Shares 1,913,811 Value ($000) $14,124 Avg Close — Range —
Q3 2014
Shares 5,008,850 Value ($000) $73,981 Avg Close — Range —
Q2 2014
Shares 5,003,850 Value ($000) $71,605 Avg Close — Range —
Q1 2014
Shares 5,520,950 Value ($000) $90,654 Avg Close — Range —