CHAMPIONX CORPORATION

CUSIP: 15872M104 Class: Common Stock

GW&K Investment Management, LLC's Holding History (CIK: 0001082917)

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

Q2 2025
Shares 235 Value ($000) $0 Avg Close — Range —
Q1 2025
Shares 831,140 Value ($000) $25 Avg Close — Range —
Q4 2024
Shares 1,845,924 Value ($000) $50 Avg Close — Range —
Q3 2024
Shares 1,861,701 Value ($000) $56 Avg Close — Range —
Q2 2024
Shares 1,921,468 Value ($000) $64 Avg Close — Range —
Q1 2024
Shares 1,939,763 Value ($000) $70 Avg Close — Range —
Q4 2023
Shares 2,020,151 Value ($000) $59 Avg Close — Range —
Q3 2023
Shares 2,107,667 Value ($000) $75 Avg Close — Range —
Q2 2023
Shares 2,139,163 Value ($000) $66 Avg Close — Range —
Q1 2023
Shares 2,147,499 Value ($000) $58 Avg Close — Range —
Q4 2022
Shares 1,944,669 Value ($000) $56 Avg Close — Range —
Q3 2022
Shares 1,963,112 Value ($000) $38,419 Avg Close — Range —
Q2 2022
Shares 1,382,908 Value ($000) $27,450 Avg Close — Range —
Q1 2022
Shares 295 Value ($000) $7 Avg Close — Range —