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MDU · Mdu Resources Group Inc
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MDU MDU Resources (MDU) Insider Trading, Ownership & Congress Trades

Mining & Metals · Mining & quarrying of nonmetallic minerals (no fuels) · CIK 0000067716
Quote by TradingView
SEC filings
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
227
13F, latest reported quarter

MDU Resources insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

No insider purchases or sales are on record for MDU RESOURCES GROUP INC in the period covered. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
KELLEY CHARLES M
Director
BUY
2026-02-17 SECtraded 2026-02-13
5,000
$104.2K
-3.5%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 62.3% of the 8,031 shares held after it.
  • No other insider bought within 30 days.
  • 227 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director KELLEY CHARLES M bought about $104.2K of MDU on Feb 13, 2026, the largest insider purchase at the company since 2025; 227 funds added in the latest 13F quarter.
Vollmer Jason L
CFO
BUY
2025-09-09 SECtraded 2025-09-08
5,000
$80.4K
+21.6%
Context
  • 1 earlier Form 4 trade (code P or S) here by this insider (1 buy), the last on Aug 19, 2025.
  • The trade is 1.5% of the 344,548 shares held after it.
  • No other insider bought within 30 days.
  • 227 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CFO Vollmer Jason L bought about $80.4K of MDU on Sep 8, 2025; 227 funds added in the latest 13F quarter.
Vollmer Jason L
CFO
BUY
2025-08-19 SEC
5,000
$81.4K
+21.9%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 1.5% of the 339,548 shares held after it.
  • No other insider bought within 30 days.
  • 227 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CFO Vollmer Jason L bought about $81.4K of MDU on Aug 19, 2025; 227 funds added in the latest 13F quarter.
JOHNSON DENNIS W
Director
BUY
2025-02-10 SEC
30,000
$499.2K
+19.3%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 16.7% of the 180,166 shares held after it.
  • No other insider bought within 30 days.
  • 227 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director JOHNSON DENNIS W bought about $499.2K of MDU on Feb 10, 2025; 227 funds added in the latest 13F quarter.
Johnson Rob L.
President-WBI Holdings
BUY
2024-05-08 SECtraded 2024-05-07
36,291.05
$924.0K
+45.7%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 86.5% of the 41,933 shares held after it.
  • No other insider bought within 30 days.
  • 227 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President-WBI Holdings Johnson Rob L. bought about $924.0K of MDU on May 7, 2024, the largest insider purchase at the company on our record; 227 funds added in the latest 13F quarter.
6 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
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Seven facts, ranked against the sector · Rank is not a forecast
Insiders
no insider buys or sells on file
Congress
no House purchase disclosed in the last 12 months
Funds
227 funds bought in last quarter
more than 81% of Mining & Metals
Revenue
+6.3% year over year
below 55% of Mining & Metals
Margin
10.2% net margin
more than 76% of Mining & Metals
Buybacks
no share repurchases reported
Short interest
9.0% of the float short (float per yahoo 2026-10-26) · 8.1 days to cover · settled 2026-09-30
more than 88% of Mining & Metals
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch MDU

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+0.6%12M
-5%+3%+10%+17%2025-102025-122026-022026-042026-062026-082026-10 2026-02-13 · KELLEY CHARLES M bought $104.2K
Insider buy
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns MDU: institutional holders (13F)

13F holdings, latest reported quarter
BlackRock, Inc.
27,351,603 sh
$580.1M
BARROW HANLEY MEWHINNEY & STRAUSS LLC
13,056,724 sh
$276.9M
VANGUARD PORTFOLIO MANAGEMENT LLC
12,692,333 sh
$269.2M
DIMENSIONAL FUND ADVISORS LP
10,435,060 sh
$221.3M
EARNEST PARTNERS LLC
9,726,856 sh
$206.3M

Congress trades in MDU

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

MDU planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

MDU mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Invesco S&P SmallCap Utilities & Communication Services ETF
$743.7K position · as of 2026-05-31
4.2%
Adaptiv Select ETF
$5.8M position · as of 2026-07-31
3.3%
First Trust Utilities AlphaDEX Fund
$26.5M position · as of 2026-07-31
3.2%
Invesco Dorsey Wright Utilities Momentum ETF
$1.2M position · as of 2026-07-31
2.2%
FPA Queens Road Small Cap Value Fund
$28.6M position · as of 2026-05-31
2.1%
WESTWOOD QUALITY SMALLCAP FUND
$17.1M position · as of 2026-07-31
1.9%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Government contracts
Award ceilings over the contract's life, subsidiaries included. Not annual revenue (USASpending.gov).
Department Of State
MEDIUM VOLTAGE MAINTENANCE AND REPAIRS AT VARIOUS WORLDWIDE EMBASSY LOCATIONS. · 2018-09-23
$21.1M
Department Of State
BAMAKO POWER PLANT UPGRADE · 2024-03-18
$14.4M
Department Of State
PREVENTIVE MAINTENANCE AND REPAIR FOR MEDIUM VOLTAGE ELECTRICAL EQUIPMENT U.S. EMBASSIES AND CONSUL · 2019-05-17
$5.7M
Federal awards ≥ $25M in the last 90 days, matched via the SAM.gov parent registry
Corporate PAC
The company's PAC: committee totals only, never individual donors (FEC).
Mdu Resources Group Good Government Fund
Cycle 2026 · $75K spent
$154.0K
Federal Election Commission, matched by the PAC's connected organisation
Executive pay vs shareholder return · Goodin
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2023
$7.1M
$5.0M
$2.1M
+20%
+37%
2022
$5.3M
$5.6M
$1.9M
+22%
+24%
2021
$5.2M
$7.1M
$1.8M
+20%
+27%
2020
$6.4M
$5.7M
$2.0M
-8%
+1%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows 227 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
MPTGNUENEMIEHYMCNWPXATIUUUUCRSLEUUSLM

MDU financials

Revenue growth
+6.3%
XBRL, annual
Net margin
10.2%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$1.8B
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
+10.7%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
-$386.1M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.88x
long-term 2026-06-30 plus current 2026-06-30; equity 2026-06-30
Cash flow to debt
0.16x
TTM operating cash flow over long-term 2026-06-30 plus current 2026-06-30
Return on equity
+7.0%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
+2.7%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
+5.3%
operating income after a 8.6% effective tax rate, over long-term 2026-06-30 plus current 2026-06-30 plus average of 2025-06-30 and 2026-06-30 minus cash
Return on capital employed
+4.6%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
20.41x
close 2026-10-26 over four quarters of diluted EPS, 2025-07-01 to 2026-06-30
Enterprise value
$6.6B
market value at close 2026-10-26 on 2026-07-30 shares, plus long-term 2026-06-30 plus current 2026-06-30, minus cash 2026-06-30
FCF yield
-9.5%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
trailing EPS growth -10%, PEG needs growth
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$1.9B$1.8B$4.7B$7.0B
Operating income$290.4M$265.6M$224.9M$200.9M
Net income$190.4M$281.1M$414.7M$367.5M
EPS (diluted)0.931.372.031.81
Operating cash flow$473.4M$502.3M$332.6M$510.1M
Cash$28.2M$66.9M$60.5M$70.4M
Long-term debt$2.5B$2.1B$2.1B$2.3B
Buybacks$0$0$4.8M$7.4M
Dividends paid$108.2M$102.9M$161.3M$176.9M
SEC XBRL, fiscal years, as known on 2026-10-28

MDU Stock Sonar score 5/7 axes

Find similar shapesCompare

MDU ranks highest on institutional and government (81st percentile) and profitability (55th), and lowest on growth (35th), among Mining & Metals peers.

ProfitHealthGrowthInstitutionsRisk
Profitability
55
Inputs
  • Return on equity+7.0% · 67 pct, sector of 89
  • Return on assets+2.7% · 70 pct, sector of 114
  • Return on invested capital+5.3% · 16 pct, universe of 1,069
  • Return on capital employed+4.6% · 66 pct, sector of 69
Financial health
38
Inputs
  • Debt to equity0.88x · 19 pct, sector of 80
  • Cash flow to debt0.16x · 57 pct, sector of 75
Growth
35
Inputs
  • Revenue growth, YoY+6.3% · 45 pct, sector of 81
  • Backlog growth, YoY-14.3% · 24 pct, universe of 854
Institutional and government
81
Inputs
  • Funds adding, latest quarter227 · 81 pct, sector of 152
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
49
Inputs
  • Short interest, % of float+9.0% · 16 pct, sector of 252
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5y0.00 per $1B · 100 pct, sector of 47
  • New text in Risk Factors, latest 10-K+19.0% · 31 pct, sector of 76
2 not measured: Insider conviction, US patents
  • Insider conviction needs 1 of 2 inputs, 0 present: no Form 4 purchase or sale (code P or S) in 180 days; no insider trades in 180 days
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

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