MDU vs AVA vs NWE vs OTTR

For growth investors, MDU Resources Group, Inc.

(MDU) is the stronger pick with 6. 7% revenue growth year-over-year, versus -2. 0% for Otter Tail Corporation (OTTR). Otter Tail Corporation (OTTR) offers the better valuation at 13. 4x trailing P/E (15. 9x forward), making it the more compelling value choice. Analysts rate MDU Resources Group, Inc. (MDU) a "Buy" — based on 17 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Otter Tail Corporation (OTTR) is the cheapest at 13.

4x versus Northwestern Energy Group Inc at 24. 6x. On forward P/E, Otter Tail Corporation is actually cheaper at 15. 9x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Otter Tail Corporation wins at 0. 69x versus Avista Corporation's 3. 47x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Otter Tail Corporation (OTTR) delivered a total return of +98.

1%, compared to +6. 9% for Avista Corporation (AVA). Over 10 years, the gap is even starker: OTTR returned +241. 8% versus AVA's +40. 1%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Avista Corporation (AVA) is the lower-risk stock at -0.

00β versus Otter Tail Corporation's 0. 42β — meaning OTTR is approximately -14203% more volatile than AVA relative to the S&P 500. On balance sheet safety, Otter Tail Corporation (OTTR) carries a lower debt/equity ratio of 59% versus 125% for Avista Corporation — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), MDU Resources Group, Inc.

(MDU) is pulling ahead at 6. 7% versus -2. 0% for Otter Tail Corporation (OTTR). On earnings-per-share growth, the picture is similar: Avista Corporation grew EPS 4. 4% year-over-year, compared to -32. 1% for MDU Resources Group, Inc.. Over a 3-year CAGR, AVA leads at 4. 7% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Otter Tail Corporation (OTTR) is the more profitable company, earning 21.

2% net margin versus 9. 8% for Avista Corporation — meaning it keeps 21. 2% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: OTTR leads at 26. 5% versus 15. 5% for MDU. At the gross margin level — before operating expenses — NWE leads at 82. 3%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Otter Tail Corporation (OTTR) is the more undervalued stock at a PEG of 0. 69x versus Avista Corporation's 3. 47x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Otter Tail Corporation (OTTR) trades at 15. 9x forward P/E versus 22. 9x for MDU Resources Group, Inc. — 7. 0x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AVA: -0. 8% to $40. 67.

All stocks in this comparison pay dividends.

Avista Corporation (AVA) offers the highest yield at 4. 8%, versus 2. 3% for MDU Resources Group, Inc. (MDU).

For long-horizon retirement investors, Avista Corporation (AVA) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0.

00), 4. 8% yield). Both have compounded well over 10 years (AVA: +40. 1%, OTTR: +241. 8%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

These companies operate in different sectors (MDU (Industrials) and AVA (Utilities) and NWE (Utilities) and OTTR (Utilities)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: MDU is a small-cap quality compounder stock; AVA is a small-cap deep-value stock; NWE is a small-cap income-oriented stock; OTTR is a small-cap deep-value stock. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.