IZM vs LIQT vs POWI vs CDZI vs MSEX

For growth investors, Cadiz Inc.

(CDZI) is the stronger pick with 382. 6% revenue growth year-over-year, versus -17. 0% for ICZOOM Group Inc. (IZM). Middlesex Water Company (MSEX) offers the better valuation at 21. 8x trailing P/E (20. 5x forward), making it the more compelling value choice. Analysts rate Power Integrations, Inc. (POWI) a "Buy" — based on 16 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, Middlesex Water Company (MSEX) is the cheapest at 21.

8x versus Power Integrations, Inc. at 187. 9x. On forward P/E, Middlesex Water Company is actually cheaper at 20. 5x.

Over the past 5 years, Power Integrations, Inc.

(POWI) delivered a total return of -1. 3%, compared to -96. 1% for LiqTech International, Inc. (LIQT). Over 10 years, the gap is even starker: POWI returned +239. 0% versus LIQT's -91. 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), ICZOOM Group Inc.

(IZM) is the lower-risk stock at -0. 75β versus Power Integrations, Inc. 's 2. 11β — meaning POWI is approximately -382% more volatile than IZM relative to the S&P 500. On balance sheet safety, ICZOOM Group Inc. (IZM) carries a lower debt/equity ratio of 79% versus 3% for Cadiz Inc. — giving it more financial flexibility in a downturn.

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

(CDZI) is pulling ahead at 382. 6% versus -17. 0% for ICZOOM Group Inc. (IZM). On earnings-per-share growth, the picture is similar: LiqTech International, Inc. grew EPS 45. 7% year-over-year, compared to -229. 4% for ICZOOM Group Inc.. Over a 3-year CAGR, CDZI leads at 157. 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.

Middlesex Water Company (MSEX) is the more profitable company, earning 22.

0% net margin versus -324. 1% for Cadiz Inc. — meaning it keeps 22. 0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MSEX leads at 27. 9% versus -242. 0% for CDZI. At the gross margin level — before operating expenses — POWI leads at 54. 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.

On forward earnings alone, Middlesex Water Company (MSEX) trades at 20.

5x forward P/E versus 58. 7x for Power Integrations, Inc. — 38. 3x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for CDZI: 110. 5% to $10. 00.

In this comparison, MSEX (2.

7% yield), CDZI (1. 6% yield), POWI (1. 1% yield) pay a dividend. IZM, LIQT do 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.

08), 2. 7% yield). Power Integrations, Inc. (POWI) carries a higher beta of 2. 11 — 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: +63. 3%, POWI: +239. 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 (IZM (Technology) and LIQT (Industrials) and POWI (Technology) and CDZI (Utilities) and MSEX (Utilities)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: IZM is a small-cap quality compounder stock; LIQT is a small-cap quality compounder stock; POWI is a small-cap quality compounder stock; CDZI is a small-cap high-growth stock; MSEX is a small-cap quality compounder stock. POWI, CDZI, MSEX pay a dividend while IZM, LIQT 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.