SIMPLEX TRADING, LLC - COLLECTORS UNIVERSE INC ownership

COLLECTORS UNIVERSE INC's ticker is and the CUSIP is 19421R950. A total of 3 filers reported holding COLLECTORS UNIVERSE INC in Q2 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of COLLECTORS UNIVERSE INC
ValueSharesWeighting
Q4 2020$550,000
-52.9%
73
-69.1%
0.00%
-50.0%
Q3 2020$1,167,000
-5.1%
236
-34.3%
0.00%0.0%
Q2 2020$1,230,000
+40900.0%
359
+17850.0%
0.00%
Q1 2020$3,000
-98.7%
2
-98.0%
0.00%
-100.0%
Q4 2019$232,000
+10.5%
101
+36.5%
0.00%0.0%
Q3 2019$210,000
+740.0%
74
+516.7%
0.00%
Q2 2019$25,000
-74.7%
12
-78.9%
0.00%
Q1 2019$99,000570.00%
Other shareholders
COLLECTORS UNIVERSE INC shareholders Q2 2020
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 359$1,230,0000.00%
GROUP ONE TRADING, L.P. 4,000$137,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of COLLECTORS UNIVERSE INC shareholders