CMC MATERIALS INC

CUSIP: 12571T100 Class: COMMON STOCK

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q3 2021
Shares 242,796 Value ($000) $29,920 Avg Close — Range —
Q2 2021
Shares 240,589 Value ($000) $36,266 Avg Close — Range —
Q1 2021
Shares 203,956 Value ($000) $36,057 Avg Close — Range —
Q4 2020
Shares 186,255 Value ($000) $28,180 Avg Close — Range —