SIMPLEX TRADING, LLC - MDU RES GROUP INC ownership

MDU RES GROUP INC's ticker is and the CUSIP is 552690959. A total of 2 filers reported holding MDU RES GROUP 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 MDU RES GROUP INC
ValueSharesWeighting
Q3 2023$33
+106.2%
1,700
+112.5%
0.00%
Q2 2023$16
-66.7%
800
-50.0%
0.00%
Q4 2022$48
-99.8%
1,600
+33.3%
0.00%
Q3 2022$32,000
-79.9%
1,200
-79.7%
0.00%
Q2 2022$159,000
+76.7%
5,900
+73.5%
0.00%
Q1 2022$90,000
-50.3%
3,400
-42.4%
0.00%
Q4 2021$181,000
-2.7%
5,9000.0%0.00%
Q3 2021$186,000
+1.1%
5,9000.0%0.00%
Q2 2021$184,000
+145.3%
5,900
+24483.3%
0.00%
Q1 2021$75,000
-56.1%
24
-63.1%
0.00%
Q4 2020$171,000
+163.1%
65
+124.1%
0.00%
Q3 2020$65,000
-73.0%
29
-73.4%
0.00%
Q2 2020$241,000
+60.7%
109
+55.7%
0.00%
Q1 2020$150,000
+7400.0%
70
+6900.0%
0.00%
Q4 2019$2,000
-92.0%
1
-90.0%
0.00%
Q2 2019$25,000
-59.0%
10
-58.3%
0.00%
Q1 2019$61,000
+2950.0%
24
+2300.0%
0.00%
Q4 2018$2,000
-71.4%
1
-66.7%
0.00%
Q3 2018$7,000
-75.0%
3
-70.0%
0.00%
Q2 2018$28,00010
-69.7%
0.00%
Q1 2018$033
+560.0%
0.00%
Q4 2017$05
-93.8%
0.00%
Q2 2017$081
+47.3%
0.00%
Q3 2016$0
-100.0%
55
-16.7%
0.00%
Q2 2016$2,000
-66.7%
66
+1.5%
0.00%
Q1 2016$6,00065
+622.2%
0.00%
Q4 2015$09
+50.0%
0.00%
Q2 2015$060.00%
Other shareholders
MDU RES GROUP INC shareholders Q4 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 65$171,0000.00%
View complete list of MDU RES GROUP INC shareholders