TSSI vs PRIM

For growth investors, TSS, Inc.

(TSSI) is the stronger pick with 65. 9% revenue growth year-over-year, versus 19. 0% for Primoris Services Corporation (PRIM). Primoris Services Corporation (PRIM) offers the better valuation at 20. 2x trailing P/E (16. 9x 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, Primoris Services Corporation (PRIM) is the cheapest at 20.

2x versus TSS, Inc. at 28. 0x. On forward P/E, Primoris Services Corporation is actually cheaper at 16. 9x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: TSS, Inc. wins at 0. 29x versus Primoris Services Corporation's 0. 92x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, TSS, Inc.

(TSSI) delivered a total return of +29. 2%, compared to +215. 3% for Primoris Services Corporation (PRIM). Over 10 years, the gap is even starker: TSSI returned +116. 5% versus PRIM's +359. 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), Primoris Services Corporation (PRIM) is the lower-risk stock at 1.

83β versus TSS, Inc. 's 3. 50β — meaning TSSI is approximately 91% more volatile than PRIM relative to the S&P 500. On balance sheet safety, TSS, Inc. (TSSI) carries a lower debt/equity ratio of 54% versus 76% for Primoris Services Corporation — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), TSS, Inc.

(TSSI) is pulling ahead at 65. 9% versus 19. 0% for Primoris Services Corporation (PRIM). On earnings-per-share growth, the picture is similar: TSS, Inc. grew EPS 154. 2% year-over-year, compared to 51. 7% for Primoris Services Corporation. Over a 3-year CAGR, TSSI leads at 100. 2% 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.

TSS, Inc.

(TSSI) is the more profitable company, earning 6. 2% net margin versus 3. 6% for Primoris Services Corporation — meaning it keeps 6. 2% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: PRIM leads at 5. 5% versus 4. 3% for TSSI. At the gross margin level — before operating expenses — TSSI leads at 12. 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, TSS, Inc. (TSSI) is the more undervalued stock at a PEG of 0. 29x versus Primoris Services Corporation's 0. 92x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Primoris Services Corporation (PRIM) trades at 16. 9x forward P/E versus 51. 0x for TSS, Inc. — 34. 1x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for PRIM: 58. 5% to $160. 63.

In this comparison, PRIM (0.

3% yield) pays a dividend. TSSI does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Primoris Services Corporation (PRIM) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+359.

9% 10Y return). TSS, Inc. (TSSI) carries a higher beta of 3. 50 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (PRIM: +359. 9%, TSSI: +116. 5%), 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 (TSSI (Technology) and PRIM (Industrials)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

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.