CHAMPIONX CORPORATION

CUSIP: 15872M104 Class: Common Stock

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

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

Q4 2023
Shares 217,340 Value ($000) $6,349 Avg Close — Range —
Q3 2023
Shares 500,445 Value ($000) $17,826 Avg Close — Range —
Q2 2023
Shares 809,820 Value ($000) $25,137 Avg Close — Range —
Q1 2023
Shares 687,257 Value ($000) $18,645 Avg Close — Range —
Q4 2022
Shares 588,835 Value ($000) $17,070 Avg Close — Range —