COLLECTORS UNIVERSE INC

CUSIP: 19421R200 Class: COM NEW

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2020
Shares 115,848 Value ($000) $8,735 Avg Close — Range —
Q3 2020
Shares 11,125 Value ($000) $551 Avg Close — Range —
Q2 2020
Shares 6,534 Value ($000) $224 Avg Close — Range —