CHAMPIONX CORPORATION

CUSIP: 15872M104 Class: Common Stock

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q2 2025
Shares 45,995 Value ($000) $1,143 Avg Close — Range —
Q1 2025
Shares 45,695 Value ($000) $1,362 Avg Close — Range —
Q4 2024
Shares 45,095 Value ($000) $1,226 Avg Close — Range —
Q3 2024
Shares 45,195 Value ($000) $1,363 Avg Close — Range —
Q2 2024
Shares 45,895 Value ($000) $1,524 Avg Close — Range —
Q1 2024
Shares 46,895 Value ($000) $1,683 Avg Close — Range —
Q4 2023
Shares 46,695 Value ($000) $1,364 Avg Close — Range —
Q3 2023
Shares 46,995 Value ($000) $1,674 Avg Close — Range —
Q2 2023
Shares 48,795 Value ($000) $1,515 Avg Close — Range —
Q1 2023
Shares 50,195 Value ($000) $1,362 Avg Close — Range —
Q4 2022
Shares 50,795 Value ($000) $1,473 Avg Close — Range —
Q3 2022
Shares 51,195 Value ($000) $1,002 Avg Close — Range —
Q2 2022
Shares 51,695 Value ($000) $1,026 Avg Close — Range —
Q1 2022
Shares 51,295 Value ($000) $1,256 Avg Close — Range —
Q4 2021
Shares 51,165 Value ($000) $1,034 Avg Close — Range —
Q3 2021
Shares 50,565 Value ($000) $1,131 Avg Close — Range —
Q2 2021
Shares 47,165 Value ($000) $1,210 Avg Close — Range —
Q1 2021
Shares 69,065 Value ($000) $1,501 Avg Close — Range —
Q4 2020
Shares 67,665 Value ($000) $1,035 Avg Close — Range —
Q3 2020
Shares 67,665 Value ($000) $541 Avg Close — Range —
Q2 2020
Shares 64,365 Value ($000) $628 Avg Close — Range —