TOYO vs TTEK vs PRIM vs PWR

For growth investors, TOYO Co.

, Ltd. (TOYO) is the stronger pick with 183. 8% revenue growth year-over-year, versus 4. 7% for Tetra Tech, Inc. (TTEK). TOYO Co. , Ltd. (TOYO) offers the better valuation at 10. 8x trailing P/E (4. 6x 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, TOYO Co.

, Ltd. (TOYO) is the cheapest at 10. 8x versus Quanta Services, Inc. at 110. 4x. On forward P/E, TOYO Co. , Ltd. is actually cheaper at 4. 6x. 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 +3. 9% for TOYO Co. , Ltd. (TOYO). Over 10 years, the gap is even starker: PWR returned +31. 4% versus TOYO's +3. 9%. 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), Tetra Tech, Inc.

(TTEK) is the lower-risk stock at 0. 53β versus Primoris Services Corporation's 1. 83β — meaning PRIM is approximately 243% more volatile than TTEK relative to the S&P 500. On balance sheet safety, Quanta Services, Inc. (PWR) carries a lower debt/equity ratio of 13% versus 124% for TOYO Co. , Ltd. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), TOYO Co.

, Ltd. (TOYO) is pulling ahead at 183. 8% versus 4. 7% for Tetra Tech, Inc. (TTEK). On earnings-per-share growth, the picture is similar: TOYO Co. , Ltd. grew EPS 316. 7% year-over-year, compared to -24. 4% for Tetra Tech, Inc.. Over a 3-year CAGR, TTEK leads at 24. 3% 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.

TOYO Co.

, Ltd. (TOYO) is the more profitable company, earning 23. 1% net margin versus 3. 6% for Quanta Services, Inc. — meaning it keeps 23. 1% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: TTEK leads at 11. 1% versus 5. 2% for TOYO. At the gross margin level — before operating expenses — TTEK leads at 17. 7%, 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, TOYO Co. , Ltd. (TOYO) trades at 4. 6x forward P/E versus 57. 4x for Quanta Services, Inc. — 52. 8x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for TOYO: 66. 1% to $18. 00.

In this comparison, TTEK (0.

8% yield), PRIM (0. 3% yield) pay a dividend. TOYO, PWR do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Tetra Tech, Inc.

(TTEK) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 53), 0. 8% yield, +450. 1% 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 (TTEK: +450. 1%, 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 (TOYO (Energy) and TTEK (Industrials) and PRIM (Industrials) and PWR (Industrials)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: TOYO is a small-cap high-growth stock; TTEK is a small-cap quality compounder stock; PRIM is a small-cap high-growth stock; PWR is a mid-cap high-growth stock. TTEK pays a dividend while TOYO, PRIM, PWR 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.