HOUSTON AMERN ENERGY CORP

CUSIP: 44183U100 Class: CMN

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2017
Shares 2,000 Value ($000) $1 Avg Close — Range —
Q3 2017
Shares 3,399 Value ($000) $2 Avg Close — Range —
Q2 2017
Shares 3,399 Value ($000) $3 Avg Close — Range —
Q2 2013
Shares 1,031 Value ($000) $0 Avg Close — Range —