ARCO PLATFORM LTD

CUSIP: G04553106 Class: COM CL A

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

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

Q2 2022
Shares 12,500 Value ($000) $187 Avg Close — Range —
Q1 2022
Shares 12,500 Value ($000) $264 Avg Close — Range —
Q4 2021
Shares 12,500 Value ($000) $261 Avg Close — Range —
Q4 2020
Shares 17,620 Value ($000) $625 Avg Close — Range —
Q3 2020
Shares 18,310 Value ($000) $748 Avg Close — Range —
Q2 2020
Shares 19,400 Value ($000) $844 Avg Close — Range —
Q1 2020
Shares 12,700 Value ($000) $537 Avg Close — Range —