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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

MDU holding history

Mdu Resources Group Inc in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MDU overviewAll 13F holders of MDUFull Q2 2026 holdings

Shares (Q1 2026)
0
Sold out in Q1 2026
Value
$0
% of portfolio
0.0%
Quarters held
14
Since Q1 2021
Holdings of MDU by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20260$00.0%−7,170−100.0%Sold outHolders
Q4 20257,170$140.0K<0.1%+6,722+1,500.4%AddedHolders
Q3 2025448$7.00K<0.1%+448NewHolders
Q2 20250$00.0%−4,383−100.0%Sold outHolders
Q1 20254,383$74.0K<0.1%−14,474−76.8%ReducedHolders
Q4 202418,857$339.0K<0.1%+18,857NewHolders
Q3 20240$00.0%−21,711−100.0%Sold outHolders
Q2 202421,711$544.0K<0.1%+15,047+225.8%AddedHolders
Q1 20246,664$167.0K<0.1%−22,982−77.5%ReducedHolders
Q4 202329,646$586.0K<0.1%+28,866+3,700.8%AddedHolders
Q3 2023780$15.0K<0.1%−31,778−97.6%ReducedHolders
Q2 202332,558$681.0K<0.1%+32,558NewHolders
Q2 20220$00.0%−5,620−100.0%Sold outHolders
Q1 20225,620$149.0K<0.1%+5,498+4,506.6%AddedHolders
Q4 2021122$3.00K<0.1%−5,757−97.9%ReducedHolders
Q3 20215,879$186.0K<0.1%00.0%UnchangedHolders
Q2 20215,879$184.0K<0.1%+331+6.0%AddedHolders
Q1 20215,548$175.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.