MYRG vs PRIM vs PWR vs WLDN vs AEE

For growth investors, Willdan Group, Inc.

(WLDN) is the stronger pick with 20. 5% revenue growth year-over-year, versus 8. 8% for MYR Group Inc. (MYRG). Ameren Corporation (AEE) offers the better valuation at 20. 3x trailing P/E (20. 3x forward), making it the more compelling value choice. Analysts rate Primoris Services Corporation (PRIM) a "Buy" — based on 22 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, Ameren Corporation (AEE) is the cheapest at 20.

3x versus Quanta Services, Inc. at 110. 4x. On forward P/E, Primoris Services Corporation is actually cheaper at 18. 1x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Primoris Services Corporation wins at 0. 98x versus Quanta Services, Inc. 's 3. 33x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Quanta Services, Inc.

(PWR) delivered a total return of +651. 1%, compared to +43. 0% for Ameren Corporation (AEE). Over 10 years, the gap is even starker: PWR returned +31. 4% versus AEE's +170. 4%. 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), Ameren Corporation (AEE) is the lower-risk stock at 0.

05β versus Willdan Group, Inc. 's 1. 96β — meaning WLDN is approximately 3894% more volatile than AEE relative to the S&P 500. On balance sheet safety, Quanta Services, Inc. (PWR) carries a lower debt/equity ratio of 13% versus 147% for Ameren Corporation — giving it more financial flexibility in a downturn.

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

(WLDN) is pulling ahead at 20. 5% versus 8. 8% for MYR Group Inc. (MYRG). On earnings-per-share growth, the picture is similar: MYR Group Inc. grew EPS 311. 5% year-over-year, compared to 12. 8% for Quanta Services, Inc.. Over a 3-year CAGR, PRIM leads at 19. 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.

Ameren Corporation (AEE) is the more profitable company, earning 16.

5% net margin versus 3. 2% for MYR Group Inc. — meaning it keeps 16. 5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: AEE leads at 23. 0% versus 4. 4% for MYRG. At the gross margin level — before operating expenses — WLDN leads at 37. 5%, 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, Primoris Services Corporation (PRIM) is the more undervalued stock at a PEG of 0. 98x versus Quanta Services, Inc. 's 3. 33x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Primoris Services Corporation (PRIM) trades at 18. 1x forward P/E versus 57. 4x for Quanta Services, Inc. — 39. 3x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for WLDN: 57. 8% to $117. 50.

In this comparison, AEE (2.

6% yield), PRIM (0. 3% yield) pay a dividend. MYRG, PWR, WLDN do not pay a meaningful dividend and should not be held primarily for income.

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

05), 2. 6% yield, +170. 4% 10Y return). Primoris Services Corporation (PRIM) carries a higher beta of 1. 83 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (AEE: +170. 4%, PRIM: +402. 0%), 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 (MYRG (Industrials) and PRIM (Industrials) and PWR (Industrials) and WLDN (Industrials) and AEE (Utilities)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: MYRG is a small-cap quality compounder stock; PRIM is a small-cap high-growth stock; PWR is a mid-cap high-growth stock; WLDN is a small-cap high-growth stock; AEE is a mid-cap high-growth stock. AEE pays a dividend while MYRG, PRIM, PWR, WLDN do not, making them suitable for different income and tax situations. 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.