INDEPENDENCE CONTRACT DRIL I

CUSIP: 453415309 Class: COM

Allianz Asset Management GmbH's Holding History (CIK: 0001535323)

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

Q2 2018
Shares 138,059 Value ($000) $569 Avg Close — Range —
Q1 2018
Shares 136,163 Value ($000) $515 Avg Close — Range —
Q4 2017
Shares 127,672 Value ($000) $508 Avg Close — Range —
Q3 2017
Shares 126,391 Value ($000) $480 Avg Close — Range —
Q2 2017
Shares 130,585 Value ($000) $508 Avg Close — Range —
Q1 2017
Shares 135,638 Value ($000) $747 Avg Close — Range —
Q4 2016
Shares 140,008 Value ($000) $938 Avg Close — Range —
Q3 2016
Shares 158,424 Value ($000) $832 Avg Close — Range —
Q2 2016
Shares 185,837 Value ($000) $1,009 Avg Close — Range —
Q1 2016
Shares 197,595 Value ($000) $943 Avg Close — Range —
Q4 2015
Shares 208,810 Value ($000) $1,054 Avg Close — Range —
Q3 2015
Shares 219,481 Value ($000) $1,093 Avg Close — Range —
Q2 2015
Shares 218,926 Value ($000) $1,942 Avg Close — Range —