INDEPENDENCE CONTRACT DRIL I

CUSIP: 453415309 Class: COM

Brandywine Global Investment Management, LLC's Holding History (CIK: 0000829108)

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

Q1 2019
Shares 15,258 Value ($000) $43 Avg Close — Range —
Q4 2018
Shares 15,258 Value ($000) $48 Avg Close — Range —
Q3 2018
Shares 15,258 Value ($000) $76 Avg Close — Range —
Q2 2018
Shares 15,258 Value ($000) $63 Avg Close — Range —
Q1 2018
Shares 10,458 Value ($000) $40 Avg Close — Range —
Q4 2017
Shares 1 Value ($000) $1 Avg Close — Range —
Q3 2017
Shares 1 Value ($000) $1 Avg Close — Range —
Q2 2017
Shares 1 Value ($000) $1 Avg Close — Range —
Q1 2017
Shares 14,101 Value ($000) $78 Avg Close — Range —
Q4 2016
Shares 1,055,375 Value ($000) $7,072 Avg Close — Range —
Q3 2016
Shares 1,837,227 Value ($000) $9,646 Avg Close — Range —
Q2 2016
Shares 1,209,732 Value ($000) $6,569 Avg Close — Range —
Q1 2016
Shares 153,411 Value ($000) $732 Avg Close — Range —
Q4 2015
Shares 73,311 Value ($000) $371 Avg Close — Range —
Q3 2015
Shares 62,011 Value ($000) $309 Avg Close — Range —
Q2 2015
Shares 57,850 Value ($000) $514 Avg Close — Range —
Q1 2015
Shares 45,700 Value ($000) $319 Avg Close — Range —