SIMPLEX TRADING, LLC - MDU RES GROUP INC ownership

MDU RES GROUP INC's ticker is and the CUSIP is 552690909. A total of 3 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$924,700
-30.9%
0.00%
Q2 2023$0
-100.0%
6,800
-35.8%
0.00%
Q1 2023$323
-14.8%
10,600
-15.2%
0.00%
Q4 2022$379
-99.9%
12,500
-42.9%
0.00%
-100.0%
Q3 2022$598,000
+48.8%
21,900
+47.0%
0.00%
Q2 2022$402,000
+116.1%
14,900
+112.9%
0.00%
Q1 2022$186,000
-9.7%
7,000
+4.5%
0.00%
Q4 2021$206,000
-58.0%
6,700
-56.8%
0.00%
Q3 2021$490,000
+1.0%
15,5000.0%0.00%
Q2 2021$485,000
+133.2%
15,500
+23384.8%
0.00%
Q1 2021$208,000
-20.9%
66
-34.0%
0.00%
Q4 2020$263,000
+23.5%
100
+5.3%
0.00%
Q3 2020$213,000
-50.7%
95
-51.3%
0.00%
-100.0%
Q2 2020$432,000
-20.4%
195
-22.9%
0.00%0.0%
Q1 2020$543,000
-50.5%
253
-31.4%
0.00%
-50.0%
Q4 2019$1,096,000
+52.6%
369
+44.7%
0.00%0.0%
Q3 2019$718,000
+35800.0%
255
+25400.0%
0.00%
Q2 2019$2,0000.0%10.0%0.00%
Q1 2019$2,000
-92.0%
1
-90.0%
0.00%
Q3 2018$25,000
-60.3%
10
-54.5%
0.00%
Q2 2018$63,00022
+633.3%
0.00%
Q1 2018$03
+200.0%
0.00%
Q4 2017$01
-80.0%
0.00%
Q4 2016$0
-100.0%
5
-97.1%
0.00%
-100.0%
Q3 2016$26,000
+766.7%
173
+765.0%
0.00%
Q2 2016$3,00020
+53.8%
0.00%
Q1 2016$013
+225.0%
0.00%
Q4 2015$040.00%
Other shareholders
MDU RES GROUP INC shareholders Q4 2020
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 1,700$51,8160.00%
SIMPLEX TRADING, LLC 10,600$3230.00%
JANE STREET GROUP, LLC 8,700$265,1760.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of MDU RES GROUP INC shareholders