HERITAGE CRYSTAL CLEAN INC

CUSIP: 42726M106 Class: Common Stock

Caprock Group, LLC's Holding History (CIK: 0001610769)

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

Q2 2018
Shares 15,000 Value ($000) $302 Avg Close — Range —
Q1 2018
Shares 19,200 Value ($000) $452 Avg Close — Range —
Q4 2017
Shares 37,900 Value ($000) $911 Avg Close — Range —
Q3 2017
Shares 41,275 Value ($000) $898 Avg Close — Range —
Q2 2017
Shares 41,275 Value ($000) $656 Avg Close — Range —