SCWO vs YORW vs MSEX vs ARTNA

For growth investors, Artesian Resources Corporation (ARTNA) is the stronger pick with 4.

6% revenue growth year-over-year, versus -40. 1% for 374Water, Inc. (SCWO). Artesian Resources Corporation (ARTNA) offers the better valuation at 14. 3x trailing P/E (15. 8x forward), making it the more compelling value choice. Analysts rate Middlesex Water Company (MSEX) a "Buy" — based on 4 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, Artesian Resources Corporation (ARTNA) is the cheapest at 14.

3x versus Middlesex Water Company at 21. 8x. On forward P/E, Artesian Resources Corporation is actually cheaper at 15. 8x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Artesian Resources Corporation wins at 3. 68x versus Middlesex Water Company's 12. 58x.

Over the past 5 years, 374Water, Inc.

(SCWO) delivered a total return of +196. 0%, compared to -32. 0% for The York Water Company (YORW). Over 10 years, the gap is even starker: SCWO returned +1608% versus YORW's +25. 0%. 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), Middlesex Water Company (MSEX) is the lower-risk stock at -0.

12β versus 374Water, Inc. 's 2. 58β — meaning SCWO is approximately -2179% more volatile than MSEX relative to the S&P 500. On balance sheet safety, 374Water, Inc. (SCWO) carries a lower debt/equity ratio of 4% versus 97% for The York Water Company — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Artesian Resources Corporation (ARTNA) is pulling ahead at 4.

6% versus -40. 1% for 374Water, Inc. (SCWO). On earnings-per-share growth, the picture is similar: Artesian Resources Corporation grew EPS 11. 6% year-over-year, compared to -48. 7% for 374Water, Inc.. Over a 3-year CAGR, SCWO leads at 110. 0% 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.

The York Water Company (YORW) is the more profitable company, earning 25.

9% net margin versus -27. 9% for 374Water, Inc. — meaning it keeps 25. 9% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: YORW leads at 35. 8% versus -28. 7% for SCWO. At the gross margin level — before operating expenses — YORW leads at 54. 8%, 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, Artesian Resources Corporation (ARTNA) is the more undervalued stock at a PEG of 3. 68x versus Middlesex Water Company's 12. 58x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, Artesian Resources Corporation (ARTNA) trades at 15. 8x forward P/E versus 20. 1x for Middlesex Water Company — 4. 3x cheaper on a one-year earnings basis.

In this comparison, ARTNA (3.

9% yield), YORW (3. 0% yield), MSEX (2. 7% yield) pay a dividend. SCWO does not pay a meaningful dividend and should not be held primarily for income.

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

12), 2. 7% yield). 374Water, Inc. (SCWO) carries a higher beta of 2. 58 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (MSEX: +62. 9%, SCWO: +1608%), 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 (SCWO (Industrials) and YORW (Utilities) and MSEX (Utilities) and ARTNA (Utilities)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: SCWO is a small-cap quality compounder stock; YORW is a small-cap income-oriented stock; MSEX is a small-cap quality compounder stock; ARTNA is a small-cap deep-value stock. YORW, MSEX, ARTNA pay a dividend while SCWO does 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.