CABOT MICROELECTRONICS CORP

CUSIP: 12709P103 Class: COM

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

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

Q1 2020
Shares 9,612 Value ($000) $1,097 Avg Close — Range —
Q4 2019
Shares 10,000 Value ($000) $1,443 Avg Close — Range —
Q3 2019
Shares 35,689 Value ($000) $5,040 Avg Close — Range —
Q2 2019
Shares 50,402 Value ($000) $5,548 Avg Close — Range —
Q1 2019
Shares 51,960 Value ($000) $5,817 Avg Close — Range —