MDU Resources Group, Inc.
US ˙ NYSE ˙ US5526901096

SecurityMDU / MDU Resources Group, Inc.
InstitutionEngineers Gate Manager LP
Latest Disclosed Ownership0 shares
Latest Disclosed Value $ 0
Engineers Gate Manager LP closes position in MDU / MDU Resources Group, Inc.

On November 14, 2025 - Engineers Gate Manager LP filed a 13F-HR form disclosing ownership of 0 shares of MDU Resources Group, Inc. (US:MDU) valued at $0 USD as of September 30, 2025. The entity filed a previous 13F-HR on August 14, 2025 disclosing 14,303 shares of MDU Resources Group, Inc.. The current value of the position is $0 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2025-11-14 2025-09-30 13F MDU RES GROUP COM 552690109 0 -100.00 0
2025-08-14 2025-06-30 13F MDU RES GROUP COM 552690109 14,303 14,303 238 0.0030
2025-05-15 2025-03-31 13F MDU RES GROUP COM 552690109 0 -22,159 -100.00 0 -100.00
2025-02-14 2024-12-31 13F MDU RES GROUP COM 552690109 22,159 22,159 399 0.0069
2024-11-14 2024-09-30 13F MDU RES GROUP COM 552690109 0 -64,686 -100.00 0 -100.00
2024-08-14 2024-06-30 13F MDU RES GROUP COM 552690109 64,686 17,455 36.96 1,624 36.39 0.0366
2024-05-15 2024-03-31 13F MDU RES GROUP COM 552690109 47,231 -95,399 -66.89 1,190 -57.86 0.0313
2024-02-14 2023-12-31 13F MDU RES GROUP COM 552690109 142,630 107,003 300.34 2,824 305.16 0.0806
2023-11-14 2023-09-30 13F MDU RES GROUP COM 552690109 35,627 -62,698 -63.77 698 -66.13 0.0258
2023-08-14 2023-06-30 13F MDU RES GROUP COM 552690109 98,325 98,325 2,059 0.0778
2023-05-15 2023-03-31 13F MDU RES GROUP COM 552690109 0 -38,576 -100.00 0 -100.00
2023-02-14 2022-12-31 13F MDU RES GROUP COM 552690109 38,576 18,520 92.34 1,170 113.11 0.0703
2022-11-14 2022-09-30 13F MDU RES GROUP COM 552690109 20,056 20,056 549 0.0342
2022-08-15 2022-06-30 13F MDU RES GROUP COM 552690109 0 -94,071 -100.00 0 -100.00
2022-05-16 2022-03-31 13F MDU RES GROUP COM 552690109 94,071 58,984 168.11 2,507 131.70 0.0981
2022-02-14 2021-12-31 13F MDU RES GROUP COM 552690109 35,087 6,440 22.48 1,082 27.29 0.0487
2021-11-15 2021-09-30 13F MDU RES GROUP COM 552690109 28,647 28,647 850 0.0484
2021-08-16 2021-06-30 13F MDU RES GROUP COM 552690109 0 -13,878 -100.00 0 -100.00
2021-05-17 2021-03-31 13F MDU RES GROUP COM 552690109 13,878 -33,235 -70.54 439 -64.63 0.0217
2021-02-16 2020-12-31 13F MDU RES GROUP COM 552690109 47,113 -114,021 -70.76 1,241 -65.77 0.0538
2020-11-16 2020-09-30 13F MDU RES GROUP COM 552690109 161,134 144,189 850.92 3,626 864.36 0.1701
2020-08-17 2020-06-30 13F MDU RES GROUP COM 552690109 16,945 -80,647 -82.64 376 -82.08 0.0191
2020-05-15 2020-03-31 13F MDU RES GROUP COM 552690109 97,592 -67,325 -40.82 2,098 -57.18 0.1511
2020-02-14 2019-12-31 13F MDU RES GROUP COM 552690109 164,917 131,810 398.13 4,900 425.19 0.2155
2019-11-14 2019-09-30 13F MDU RES GROUP COM 552690109 33,107 33,107 933 0.0474
2019-08-14 2019-06-30 13F MDU RES GROUP COM 552690109 0 -42,862 -100.00 0 -100.00
2019-05-15 2019-03-31 13F MDU RES GROUP COM 552690109 42,862 42,862 1,107 0.0670
2018-08-03 2018-06-30 13F MDU RES GROUP COM 552690109 0 -61,557 -100.00 0 -100.00
2018-05-07 2018-03-31 13F MDU RES GROUP COM 552690109 61,557 -38,466 -38.46 1,733 -35.55 0.1155
2018-02-01 2017-12-31 13F MDU RES GROUP COM 552690109 100,023 29,064 40.96 2,689 46.06 0.1846
2017-11-13 2017-09-30 13F MDU RES GROUP COM 552690109 70,959 15,051 26.92 1,841 25.67 0.1549
2017-08-10 2017-06-30 13F MDU RES GROUP COM 552690109 55,908 55,908 1,465 0.1320
2017-05-05 2017-03-31 13F MDU RES GROUP COM 552690109 0 -133,445 -100.00 0 -100.00
2017-02-10 2016-12-31 13F MDU RES GROUP COM 552690109 133,445 97,042 266.58 3,839 314.58 0.4119
2016-11-09 2016-09-30 13F MDU RES GROUP COM 552690109 36,403 -42,585 -53.91 926 -51.16 0.0964
2016-08-11 2016-06-30 13F MDU RES GROUP COM 552690109 78,988 -73,708 -48.27 1,896 -36.18 0.1361
2016-05-09 2016-03-31 13F MDU RES GROUP COM 552690109 152,696 -65,807 -30.12 2,971 -25.78 0.2316
2016-02-05 2015-12-31 13F MDU RES GROUP COM 552690109 218,503 94,774 76.60 4,003 88.11 0.2703
2015-11-16 2015-09-30 13F MDU RES GROUP COM 552690109 123,729 32,331 35.37 2,128 19.22 0.1812
2015-08-14 2015-06-30 13F MDU RES GROUP COM 552690109 91,398 3,950 4.52 1,785 -4.34 0.1747
2015-05-15 2015-03-31 13F MDU RES GROUP COM 552690109 87,448 42,941 96.48 1,866 78.39 0.2482
2015-02-17 2014-12-31 13F MDU RES GROUP COM 552690109 44,507 44,507 1,046 0.2979
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.