MDU RES GROUP INC MDU
COM · Common Stock · CUSIP 552690109 · ISIN US5526901096
- SectorUtilities
- IndustryNatural Gas Distribution
- HeadquartersBismarck, ND
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($2.2m this quarter). Holder counts are more reliable. Shares outstanding: 203.6m as of 2023-08-01, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $20.98. Options: 6 managers hold calls ($4.6m notional), 4 hold puts ($499.7k).
Trends to Q2 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 377 |
| Q4 2022 | 403 |
| Q1 2023 | 412 |
| Q2 2023 | 380 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 160 | 162 |
| Q1 2023 | 171 | 170 |
| Q2 2023 | 169 | 196 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $3.7m | $193.0k | 0.05 |
| Q4 2022 | $3.7m | $78.3k | 0.02 |
| Q1 2023 | $2.8m | $246.9k | 0.09 |
| Q2 2023 | $4.6m | $499.7k | 0.11 |
Biggest buyers
| MILLENNIUM MANAGEMENT LLC | Added | +1.1m |
| 59 North Capital Management, LP | Added | +924.6k |
| FIRST TRUST ADVISORS LP | Added | +896.9k |
| Ancora Advisors LLC | Added | +668.7k |
| Allspring Global Investments Holdings, LLC | Added | +594.3k |
| NEUBERGER BERMAN GROUP LLC | Added | +533.1k |
| MORGAN STANLEY | Added | +519.1k |
| ProShare Advisors LLC | Added | +453.6k |
| Balyasny Asset Management L.P. | Added | +401.5k |
| GOLDMAN SACHS GROUP INC | Added | +346.9k |
Biggest sellers
| FMR LLC | Reduced | -4.2m |
| SCOPIA CAPITAL MANAGEMENT LP | Sold out | -1.3m |
| STATE STREET CORP | Reduced | -940.3k |
| DEPRINCE RACE & ZOLLO INC | Sold out | -789.8k |
| DAVIDSON INVESTMENT ADVISORS | Sold out | -554.0k |
| AMERIPRISE FINANCIAL INC | Reduced | -466.7k |
| HEARTLAND ADVISORS INC | Sold out | -400.0k |
| NORGES BANK | Reduced | -374.0k |
| Crestline Management, L.P. | Sold out | -347.4k |
| VANGUARD GROUP INC | Reduced | -325.2k |
Biggest calls
| CITADEL ADVISORS LLC | Added | $1.6m74.8k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $1.5m72.1k shares |
| GROUP ONE TRADING LLC | Added | $1.3m63.5k shares |
| JANE STREET GROUP, LLC | Added | $237.2k11.3k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
| SIMPLEX TRADING, LLC | Reduced | $06.8k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | New | $242.9k11.6k shares |
| CITADEL ADVISORS LLC | Added | $240.8k11.5k shares |
| SIMPLEX TRADING, LLC | New | $16.0k800 shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BARROW HANLEY MEWHINNEY & STRAUSS LLC 13G · institution -0.4 pts · filed 2026-08-12 | 6.3% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 6.1% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.3% |
| DIMENSIONAL FUND ADVISORS LP 13G · institution +0.1 pts · filed 2026-10-08 | 5.1% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC)
Insider purchases and sales in Q2 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
None reported in Q2 2023.
Holders, Q2 2023
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.01% of their portfolio | 21.9m $459.2m | Reduced -325.2k |
| BlackRock Inc. 0.01% of their portfolio | 19.1m $399.7m | Added +269.3k |
| STATE STREET CORP 0.02% of their portfolio | 14.6m $309.7m | Reduced -940.3k |
| Corvex Management LP 11.76% of their portfolio | 10.1m $212.5m | Unchanged |
| DIMENSIONAL FUND ADVISORS LP 0.03% of their portfolio | 5.1m $106.5m | Added +158.3k |
| FRANKLIN RESOURCES INC 0.04% of their portfolio | 4.2m $88.1m | Added +486 |
| 59 North Capital Management, LP 8.73% of their portfolio | 3.7m $76.5m | Added +924.6k |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC 0.27% of their portfolio | 3.4m $72.1m | Added +135.6k |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 3.2m $66.8m | Added +142.8k |
| Bank of New York Mellon Corp 0.01% of their portfolio | 3.0m $62.1m | Added +3.3k |
| FMR LLC 0.00% of their portfolio | 2.4m $50.5m | Reduced -4.2m |
| MORGAN STANLEY 0.00% of their portfolio | 2.2m $47.0m | Added +519.1k |
| MILLENNIUM MANAGEMENT LLC 0.05% of their portfolio | 2.1m $43.6m | Added +1.1m |
| NORGES BANK 0.01% of their portfolio | 2.1m $43.3m | Reduced -374.0k |
| River Road Asset Management, LLC 0.58% of their portfolio | 2.0m $42.0m | Added +77.7k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 1.9m $39.5m | Reduced -105 |
| FIRST TRUST ADVISORS LP 0.04% of their portfolio | 1.7m $36.0m | Added +896.9k |
| US BANCORP \DE\ 0.06% of their portfolio | 1.7m $35.8m | Reduced -6.7k |
| FRONTIER CAPITAL MANAGEMENT CO LLC 0.33% of their portfolio | 1.7m $34.6m | Added +302.1k |
| ProShare Advisors LLC 0.10% of their portfolio | 1.6m $33.0m | Added +453.6k |
| OLD REPUBLIC INTERNATIONAL CORP 0.99% of their portfolio | 1.4m $30.3m | Unchanged |
| NORTHERN TRUST CORP 0.01% of their portfolio | 1.4m $30.0m | Reduced -59.0k |
| NEUBERGER BERMAN GROUP LLC 0.02% of their portfolio | 1.3m $26.2m | Added +533.1k |
| Allspring Global Investments Holdings, LLC 0.04% of their portfolio | 1.1m $22.7m | Added +594.3k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. 0.05% of their portfolio | 1.1m $22.0m | Unchanged |
| SASCO CAPITAL INC / CT/ 2.56% of their portfolio | 1.0m $21.6m | Added +159.6k |
| Mirae Asset Global Investments Co., Ltd. 0.04% of their portfolio | 985.6k $20.6m | Added +80.6k |
| Invesco Ltd. 0.01% of their portfolio | 985.2k $20.6m | Reduced -78.0k |
| Ancora Advisors LLC 0.47% of their portfolio | 852.8k $17.9m | Added +668.7k |
| MANAGED ASSET PORTFOLIOS, LLC 2.58% of their portfolio | 821.8k $17.2m | Added +244.4k |
| PZENA INVESTMENT MANAGEMENT LLC 0.07% of their portfolio | 795.3k $16.7m | Added +13.4k |
| PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio | 764.5k $16.0m | Reduced -40.1k |
| RHUMBLINE ADVISERS 0.01% of their portfolio | 639.3k $13.4m | Added +30.6k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 621.1k $13.0m | Added +346.9k |
| Greenland Capital Management LP 1.73% of their portfolio | 575.0k $12.0m | Added +297.1k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 567.5k $11.9m | Added +37.4k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 554.7k $11.6m | Added +3.8k |
| LOOMIS SAYLES & CO L P 0.02% of their portfolio | 536.8k $11.2m | Added +56.1k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 523.5k $11.0m | Reduced -111.7k |
| Legal & General Group Plc 0.00% of their portfolio | 509.6k $10.7m | Added +32.6k |
| Balyasny Asset Management L.P. 0.03% of their portfolio | 480.9k $10.1m | Added +401.5k |
| AQR CAPITAL MANAGEMENT LLC 0.02% of their portfolio | 474.7k $9.9m | Reduced -17.6k |
| LSV ASSET MANAGEMENT 0.02% of their portfolio | 459.5k $9.6m | Reduced -10.5k |
| BANK OF NOVA SCOTIA 0.02% of their portfolio | 450.7k $9.4m | Added +86.1k |
| Angeles Investment Advisors, LLC 0.78% of their portfolio | 441.4k $9.2m | Unchanged |
| MACQUARIE GROUP LTD 0.01% of their portfolio | 437.4k $9.2m | Reduced -400 |
| JOHN G ULLMAN & ASSOCIATES INC 1.36% of their portfolio | 422.2k $8.8m | Added +13.0k |
| Swiss National Bank 0.01% of their portfolio | 421.2k $8.8m | Reduced -17.7k |
| Voss Capital, LP 1.00% of their portfolio | 395.0k $8.3m | Added +345.0k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.01% of their portfolio | 389.7k $11.9m | Unchanged |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 358.5k $7.5m | Reduced -10.5k |
| California Public Employees Retirement System 0.01% of their portfolio | 351.2k $7.4m | Reduced -62.5k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 341.7k $7.2m | Reduced -179.7k |
| TWO SIGMA INVESTMENTS, LP 0.02% of their portfolio | 327.3k $6.9m | Added +169.6k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio | 320.3k $6.7m | Added +304.7k |
| M&T Bank Corp 0.02% of their portfolio | 318.7k $6.7m | Reduced -2.6k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.04% of their portfolio | 307.1k $6.4m | Reduced -6.6k |
| Russell Investments Group, Ltd. 0.01% of their portfolio | 295.1k $6.2m | Added +3.1k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 294.3k $6.2m | Reduced -157 |
| GUGGENHEIM CAPITAL LLC 0.05% of their portfolio | 292.5k $6.1m | Added +12.1k |
| Baird Financial Group, Inc. 0.02% of their portfolio | 278.6k $5.8m | Added +15.9k |
| 13D Management LLC 3.07% of their portfolio | 269.1k $5.6m | Reduced -9.3k |
| CAPTRUST FINANCIAL ADVISORS 0.02% of their portfolio | 267.3k $5.6m | Reduced -1.2k |
| Retirement Systems of Alabama 0.02% of their portfolio | 262.4k $5.5m | Reduced -3.3k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.01% of their portfolio | 260.5k $5.5m | Reduced -19.7k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 260.2k $5.5m | Reduced -466.7k |
| Boussard & Gavaudan Investment Management LLP 0.51% of their portfolio | 254.9k $5.3m | New |
| Stockman Wealth Management, Inc. 1.14% of their portfolio | 254.1k $5.3m | Added +10.7k |
| CREDIT SUISSE AG/ 0.01% of their portfolio | 252.0k $5.3m | Added +13.0k |
| Bragg Financial Advisors, Inc 0.29% of their portfolio | 250.3k $5.2m | Added +18.9k |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio | 248.0k $5.2m | Reduced -17.2k |
| RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio | 242.9k $5.1m | Added +3.3k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.01% of their portfolio | 239.7k $5.0m | Reduced -16.3k |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC 0.18% of their portfolio | 229.6k $4.8m | Unchanged |
| Ergoteles LLC 0.21% of their portfolio | 209.0k $4.4m | New |
| Redwood Investment Management, LLC 0.29% of their portfolio | 194.0k $2.8m | Added +78.2k |
| FIRST MANHATTAN CO. LLC. 0.01% of their portfolio | 192.1k $4.0m | Reduced -30.0k |
| HENNESSY ADVISORS INC 0.29% of their portfolio | 191.0k $4.0m | Added +35.4k |
| TEXAS PERMANENT SCHOOL FUND CORP 0.03% of their portfolio | 179.3k $3.8m | Reduced -3.1k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 179.0k $3.7m | Added +3.4k |
| ALGERT GLOBAL LLC 0.16% of their portfolio | 178.3k $3.7m | Added +3.0k |
| HRT FINANCIAL LP 0.04% of their portfolio | 177.3k $3.7m | Added +130.7k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 176.6k $3.7m | Reduced -10.2k |
| KENNEDY CAPITAL MANAGEMENT LLC 0.08% of their portfolio | 169.0k $3.5m | Reduced -6.9k |
| PRUDENTIAL FINANCIAL INC 0.01% of their portfolio | 168.5k $3.5m | Added +151.4k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.02% of their portfolio | 163.4k $3.4m | Reduced -11.8k |
| Cladis Investment Advisory, LLC 1.55% of their portfolio | 158.3k $3.3m | Added +5.4k |
| MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC 0.04% of their portfolio | 148.0k $3.1m | Reduced -15.6k |
| GABELLI FUNDS LLC 0.02% of their portfolio | 139.5k $2.9m | Added +105.5k |
| Keeley-Teton Advisors, LLC 0.37% of their portfolio | 139.4k $2.9m | Reduced -912 |
| COMMONWEALTH EQUITY SERVICES, LLC 0.01% of their portfolio | 137.3k $2.9m | Reduced -2.5k |
| Register Financial Advisors LLC 2.00% of their portfolio | 134.1k $2.8m | Added +37.6k |
| CANADA LIFE ASSURANCE Co 0.01% of their portfolio | 133.7k $2.8m | Reduced -18.1k |
| AMALGAMATED BANK 0.02% of their portfolio | 132.7k $2.8m | Reduced -6.9k |
| Quantbot Technologies LP 0.18% of their portfolio | 130.5k $2.7m | Added +110.2k |
| J.P. Morgan Private Wealth Advisors LLC 0.01% of their portfolio | 130.4k $2.7m | Reduced -5.7k |
| LPL Financial LLC 0.00% of their portfolio | 129.4k $2.7m | Added +7.4k |
| Financial Engines Advisors L.L.C. 0.01% of their portfolio | 128.5k $2.7m | Reduced -63.5k |
| MetLife Investment Management, LLC 0.02% of their portfolio | 122.0k $2.6m | Reduced -2.7k |
| AGF MANAGEMENT LTD 0.02% of their portfolio | 117.4k $2.5m | Added +6.7k |