SIMPLEX TRADING, LLC - CORE MARK HOLDING CO INC ownership

CORE MARK HOLDING CO INC's ticker is and the CUSIP is 218681954. A total of 2 filers reported holding CORE MARK HOLDING CO INC in Q4 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 CORE MARK HOLDING CO INC
ValueSharesWeighting
Q2 2021$72,000
+3500.0%
1,600
+159900.0%
0.00%
Q4 2020$2,000
-99.1%
1
-98.8%
0.00%
Q3 2020$234,000
+963.6%
81
+800.0%
0.00%
Q2 2020$22,000
+15.8%
9
+28.6%
0.00%
Q1 2020$19,000
-45.7%
7
-36.4%
0.00%
Q3 2019$35,000
-88.5%
11
-86.6%
0.00%
-100.0%
Q1 2019$304,000
+13.0%
82
-29.3%
0.00%0.0%
Q4 2018$269,000
+2590.0%
116
+3766.7%
0.00%
Q3 2018$10,000
-50.0%
3
-66.7%
0.00%
Q2 2018$20,000
+1900.0%
9
+200.0%
0.00%
Q1 2018$1,0003
-25.0%
0.00%
Q3 2017$04
+300.0%
0.00%
Q2 2017$0
-100.0%
1
-75.0%
0.00%
Q1 2017$1,000
-97.0%
4
-94.2%
0.00%
-100.0%
Q3 2016$33,000
+3200.0%
69
+146.4%
0.00%
Q2 2016$1,0000.0%28
-65.9%
0.00%
Q1 2016$1,000
-91.7%
82
-2.4%
0.00%
-100.0%
Q4 2015$12,000
+20.0%
84
+115.4%
0.00%0.0%
Q3 2015$10,000
-33.3%
39
+44.4%
0.00%0.0%
Q2 2015$15,00027
+1250.0%
0.00%
Q1 2015$020.00%
Other shareholders
CORE MARK HOLDING CO INC shareholders Q4 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 1$2,0000.00%
View complete list of CORE MARK HOLDING CO INC shareholders