NYSE · MDU · stock
Mdu Resources Group INC (MDU) stock price history
Every NYSE trading session of Mdu Resources Group INC from Feb 21, 1973 to Sep 28, 2026: 13,514 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
MDU adjusted close, 1973 to 2026
- $22.65
- All time high, 2026
- $22.83
- 52 week high, $17.04 low
- 13,514
- Daily sessions since 1973
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 1973 to 2026 series and minute bars.
MDU key facts
- Mdu Resources Group INC (MDU) closed at $18.53 on Sep 28, 2026 on NYSE.
- MDU's all time high close is $22.65, set on May 11, 2026; its all time low close is $0.0916 on Oct 1, 1974.
- MDU's 52 week range is $17.04 to $22.83.
- MDU returned +8.2% over the year to Sep 28, 2026 and +86.3% over five years.
- Over ten years MDU returned +153%, +9.7% a year compounded.
- MDU's deepest drawdown was -62.2% from Jul 1, 2008 to Mar 9, 2009.
- DataCedar holds 13,514 daily sessions of MDU history from Feb 21, 1973 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
MDU price chart, 1973 to 2026
MDU returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -6.4% |
| 3 months | -15.3% |
| 6 months | -9.5% |
| Year to date | -4.9% |
| 1 year | +8.2% |
| 3 years | +82.1% |
| 5 years | +86.3% |
| 10 years | +152.7% |
| Since Feb 21, 1973 | +12,347% |
| Compound annual growth, 53.6 years | +9.4% |
MDU records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $22.65 on May 11, 2026
- All time low close
- $0.0916 on Oct 1, 1974
- 52 week high
- $22.83 on May 11, 2026
- 52 week low
- $17.04 on Sep 29, 2025
- Deepest drawdown
- -62.2% from Jul 1, 2008 to Mar 9, 2009, recovered Aug 1, 2013
- Best single session
- +23.9% on Nov 21, 2008
- Worst single session
- -20.2% on Mar 18, 2020
- Volatility, 1 year annualised
- 20.2%
- Sessions closing higher, 1 year
- 52%
- Growth of 1 since 1973
- 124×
- Best calendar year
- 2000, +69%
- Worst calendar year
- 1974, -24%
MDU price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 1973 starts on Feb 21, 1973; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $19.28 | $22.83 | $18.25 | $18.53 | -3.8% | 328.7M | 185 |
| 2025 | $17.33 | $21.05 | $14.50 | $19.26 | +11.8% | 489.1M | 250 |
| 2024 | $10.21 | $19.37 | $9.73 | $17.23 | +68.0% | 658.3M | 252 |
| 2023 | $10.51 | $11.53 | $9.29 | $10.26 | -1.9% | 673.2M | 250 |
| 2022 | $10.35 | $10.94 | $8.40 | $10.46 | +1.5% | 855M | 251 |
| 2021 | $8.58 | $11.47 | $8.26 | $10.31 | +20.4% | 630.9M | 252 |
| 2020 | $9.35 | $10.13 | $4.75 | $8.56 | -8.3% | 868.7M | 253 |
| 2019 | $7.25 | $9.38 | $7.12 | $9.34 | +28.4% | 685M | 252 |
| 2018 | $8.00 | $8.90 | $6.93 | $7.27 | -8.6% | 546.2M | 251 |
| 2017 | $8.21 | $8.56 | $7.34 | $7.96 | -3.9% | 564.5M | 251 |
| 2016 | $5.03 | $8.61 | $4.34 | $8.28 | +62.3% | 726.5M | 252 |
| 2015 | $6.31 | $6.56 | $4.42 | $5.10 | -18.9% | 815.7M | 252 |
| 2014 | $7.97 | $9.46 | $5.71 | $6.29 | -21.2% | 503.8M | 252 |
| 2013 | $5.51 | $8.04 | $5.47 | $7.98 | +47.6% | 435.2M | 252 |
| 2012 | $5.39 | $5.79 | $4.94 | $5.40 | +2.1% | 440.5M | 250 |
| 2011 | $4.90 | $5.80 | $4.40 | $5.29 | +9.2% | 540.3M | 252 |
| 2010 | $5.54 | $5.59 | $3.99 | $4.85 | -11.3% | 509.6M | 252 |
| 2009 | $4.83 | $5.61 | $2.86 | $5.47 | +13.3% | 606.3M | 252 |
| 2008 | $6.00 | $7.80 | $3.44 | $4.82 | -20.1% | 787.5M | 253 |
| 2007 | $5.52 | $6.84 | $5.22 | $6.04 | +9.9% | 414.2M | 251 |
| 2006 | $4.58 | $5.76 | $4.58 | $5.49 | +20.1% | 318.9M | 251 |
| 2005 | $3.66 | $5.16 | $3.47 | $4.57 | +25.8% | 344.9M | 252 |
| 2004 | $3.18 | $3.75 | $2.92 | $3.64 | +15.3% | 287.9M | 252 |
| 2003 | $2.21 | $3.21 | $2.11 | $3.15 | +42.7% | 285.9M | 252 |
| 2002 | $2.31 | $2.79 | $1.51 | $2.21 | -5.0% | 282.1M | 252 |
| 2001 | $2.65 | $3.29 | $1.83 | $2.33 | -11.4% | 330M | 248 |
| 2000 | $1.58 | $2.67 | $1.39 | $2.63 | +68.6% | 144.3M | 252 |
| 1999 | $2.00 | $2.04 | $1.46 | $1.56 | -21.2% | 101.3M | 252 |
| 1998 | $1.49 | $2.15 | $1.37 | $1.98 | +28.9% | 95.3M | 252 |
| 1997 | $1.06 | $1.62 | $0.9736 | $1.53 | +43.9% | 56.4M | 253 |
| 1996 | $0.8761 | $1.07 | $0.8761 | $1.07 | +21.7% | 52.8M | 254 |
| 1995 | $0.7537 | $1.00 | $0.7265 | $0.8761 | +16.2% | 48.1M | 252 |
| 1994 | $0.8203 | $0.8576 | $0.6843 | $0.7537 | -8.8% | 61.1M | 252 |
| 1993 | $0.6584 | $0.8588 | $0.6459 | $0.8268 | +25.6% | 41.5M | 253 |
| 1992 | $0.5760 | $0.6678 | $0.5303 | $0.6584 | +13.7% | 60.1M | 254 |
| 1991 | $0.4514 | $0.5848 | $0.4349 | $0.5789 | +28.3% | 63.3M | 253 |
| 1990 | $0.4691 | $0.4691 | $0.3901 | $0.4514 | -2.7% | 49.2M | 253 |
| 1989 | $0.3600 | $0.4717 | $0.3457 | $0.4640 | +28.0% | 53.9M | 252 |
| 1988 | $0.3159 | $0.3675 | $0.3092 | $0.3624 | +14.7% | 75.1M | 253 |
| 1987 | $0.3929 | $0.4457 | $0.3069 | $0.3159 | -19.6% | 52.9M | 253 |
| 1986 | $0.3238 | $0.4643 | $0.3217 | $0.3929 | +21.4% | 77M | 253 |
| 1985 | $0.2426 | $0.3300 | $0.2395 | $0.3238 | +33.5% | 83.4M | 252 |
| 1984 | $0.2395 | $0.2519 | $0.2165 | $0.2426 | +1.3% | 48.6M | 253 |
| 1983 | $0.1968 | $0.2499 | $0.1947 | $0.2395 | +21.7% | 43.2M | 253 |
| 1982 | $0.1530 | $0.2082 | $0.1489 | $0.1968 | +29.5% | 50.7M | 253 |
| 1981 | $0.1884 | $0.1936 | $0.1353 | $0.1520 | -19.3% | 32.9M | 253 |
| 1980 | $0.1614 | $0.2061 | $0.1322 | $0.1884 | +16.8% | 52.8M | 253 |
| 1979 | $0.1374 | $0.1645 | $0.1333 | $0.1614 | +17.4% | 21.5M | 253 |
| 1978 | $0.1510 | $0.1541 | $0.1312 | $0.1374 | -8.3% | 15.8M | 252 |
| 1977 | $0.1484 | $0.1759 | $0.1395 | $0.1499 | +1.1% | 19.7M | 252 |
| 1976 | $0.1088 | $0.1494 | $0.1088 | $0.1484 | +37.7% | 14.9M | 253 |
| 1975 | $0.1104 | $0.1249 | $0.1005 | $0.1078 | -1.9% | 14M | 253 |
| 1974 | $0.1463 | $0.1536 | $0.0906 | $0.1098 | -24.1% | 16.6M | 253 |
| 1973 | $0.1489 | $0.1551 | $0.1182 | $0.1447 | n/a | 19.4M | 218 |
MDU monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $18.53 | -7.0% |
| August 2026 | $19.92 | -0.2% |
| July 2026 | $19.95 | -5.9% |
| June 2026 | $21.21 | +1.3% |
| May 2026 | $20.94 | -6.4% |
| April 2026 | $22.38 | +8.7% |
| March 2026 | $20.58 | +0.9% |
| February 2026 | $20.41 | +0.8% |
| January 2026 | $20.24 | +5.1% |
| December 2025 | $19.26 | -7.8% |
| November 2025 | $20.89 | +11.2% |
| October 2025 | $18.79 | +7.7% |
About the MDU data
Daily bars. 13,514 sessions from Feb 21, 1973 to Sep 28, 2026, one row per NYSE trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Feb 21, 1973, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/MDU/bars?timeframe=1Day&adjustment=all&limit=50000" \
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Common questions
MDU share price history
