CHAMPIONX CORPORATION

CUSIP: 15872M104 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q2 2025
Shares 555,671 Value ($000) $13,803 Avg Close — Range —
Q1 2025
Shares 577,340 Value ($000) $17,205 Avg Close — Range —
Q4 2024
Shares 137,500 Value ($000) $3,739 Avg Close — Range —
Q3 2024
Shares 163,958 Value ($000) $4,943 Avg Close — Range —
Q2 2024
Shares 196,174 Value ($000) $6,515 Avg Close — Range —
Q4 2020
Shares 20,794 Value ($000) $318 Avg Close — Range —
Q3 2020
Shares 62,038 Value ($000) $496 Avg Close — Range —
Q2 2020
Shares 247,678 Value ($000) $2,418 Avg Close — Range —