INDEPENDENCE CONTRACT DRIL I

CUSIP: 453415309 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2019
Shares 143 Value ($000) $0 Avg Close — Range —
Q2 2019
Shares 100 Value ($000) $0 Avg Close — Range —
Q1 2019
Shares 3,246 Value ($000) $8 Avg Close — Range —
Q4 2018
Shares 2,344 Value ($000) $7 Avg Close — Range —