MDU
MDU RESOURCES GROUP INCData as of 2026 Q1 (03-31) · 13F snapshot
Summary
MDU RESOURCES GROUP INC (MDU) is held by 6 tracked hedge-fund managers, a combined reported value of ~$68.87M; the largest are Ken Griffin, Renaissance Technologies, Joel Greenblatt. This quarter: 1 new, 1 added, 3 trimmed. 3 members of Congress have disclosed STOCK Act trades. Data as of 2026 Q1, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Mixed
Gurus holding6
Congress trades3
Price$21.25vs quarter-end+2.56%
Sectors0
This quarter's moves
Top holderKen GriffinNew1
Added1
Trimmed / sold3
Value $753.8K— of portfolio38,5002023 Q3
Value $748.0K— of portfolio38,2002023 Q3
Value $220.6K— of portfolio11,3002025 Q4
Value $153.9K— of portfolio9,1002025 Q1
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Izzy EnglanderCALL | $753.8K | — | — |
| Izzy EnglanderPUT | $748.0K | — | — |
| Ken GriffinCALL | $220.6K | — | — |
| Ken GriffinPUT | $153.9K | — | — |
Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.