EXTRACTION OIL AND GAS INC

CUSIP: 30227M105 Class: COM

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q4 2018
Shares 135,198 Value ($000) $580 Avg Close — Range —
Q3 2018
Shares 1,101,612 Value ($000) $12,437 Avg Close — Range —
Q2 2018
Shares 1,592,027 Value ($000) $23,387 Avg Close — Range —
Q1 2018
Shares 1,616,360 Value ($000) $18,523 Avg Close — Range —
Q4 2017
Shares 1,073,353 Value ($000) $15,360 Avg Close — Range —