CABOT MICROELECTRONICS CORP

CUSIP: 12709P103 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2018
Shares 28,225 Value ($000) $2,691 Avg Close — Range —
Q2 2018
Shares 21,554 Value ($000) $2,318 Avg Close — Range —
Q1 2018
Shares 21,554 Value ($000) $2,309 Avg Close — Range —
Q4 2017
Shares 21,554 Value ($000) $2,028 Avg Close — Range —
Q3 2017
Shares 10,793 Value ($000) $863 Avg Close — Range —
Q2 2017
Shares 10,793 Value ($000) $797 Avg Close — Range —
Q1 2017
Shares 68,888 Value ($000) $5,277 Avg Close — Range —
Q4 2016
Shares 108,900 Value ($000) $6,879 Avg Close — Range —
Q3 2016
Shares 96,644 Value ($000) $5,114 Avg Close — Range —