CSPI vs CLFD

For growth investors, Clearfield, Inc.

(CLFD) is the stronger pick with 19. 6% revenue growth year-over-year, versus 6. 4% for CSP Inc. (CSPI). Analysts rate Clearfield, Inc. (CLFD) a "Buy" — based on 8 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.

Over the past 5 years, CSP Inc.

(CSPI) delivered a total return of +123. 8%, compared to -4. 1% for Clearfield, Inc. (CLFD). Over 10 years, the gap is even starker: CSPI returned +251. 1% versus CLFD's +106. 7%. 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), CSP Inc.

(CSPI) is the lower-risk stock at 1. 14β versus Clearfield, Inc. 's 1. 79β — meaning CLFD is approximately 57% more volatile than CSPI relative to the S&P 500. On balance sheet safety, Clearfield, Inc. (CLFD) carries a lower debt/equity ratio of 3% versus 6% for CSP Inc. — giving it more financial flexibility in a downturn.

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

(CLFD) is pulling ahead at 19. 6% versus 6. 4% for CSP Inc. (CSPI). On earnings-per-share growth, the picture is similar: CSP Inc. grew EPS 72. 9% year-over-year, compared to 31. 8% for Clearfield, Inc.. Over a 3-year CAGR, CSPI leads at 2. 6% 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.

CSP Inc.

(CSPI) is the more profitable company, earning -0. 2% net margin versus -5. 4% for Clearfield, Inc. — meaning it keeps -0. 2% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: CLFD leads at 1. 4% versus -5. 3% for CSPI. At the gross margin level — before operating expenses — CLFD leads at 33. 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.

In this comparison, CSPI (1.

4% yield) pays a dividend. CLFD does not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, CSP Inc.

(CSPI) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 14), 1. 4% yield, +251. 1% 10Y return). Clearfield, Inc. (CLFD) carries a higher beta of 1. 79 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (CSPI: +251. 1%, CLFD: +106. 7%), 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.

Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: CSPI is a small-cap quality compounder stock; CLFD is a small-cap high-growth stock. CSPI pays a dividend while CLFD 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.