SILC vs LNTH vs RMD vs NTGR vs CALX

For growth investors, Calix, Inc.

(CALX) is the stronger pick with 20. 3% revenue growth year-over-year, versus 0. 5% for Lantheus Holdings, Inc. (LNTH). ResMed Inc. (RMD) offers the better valuation at 21. 8x trailing P/E (18. 6x forward), making it the more compelling value choice. Analysts rate Lantheus Holdings, Inc. (LNTH) a "Buy" — based on 17 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, ResMed Inc.

(RMD) is the cheapest at 21. 8x versus Calix, Inc. at 167. 4x. On forward P/E, Lantheus Holdings, Inc. is actually cheaper at 17. 7x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, Lantheus Holdings, Inc.

(LNTH) delivered a total return of +314. 2%, compared to -33. 0% for NETGEAR, Inc. (NTGR). Over 10 years, the gap is even starker: LNTH returned +42. 9% versus NTGR's -33. 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), Lantheus Holdings, Inc.

(LNTH) is the lower-risk stock at 0. 45β versus NETGEAR, Inc. 's 1. 43β — meaning NTGR is approximately 215% more volatile than LNTH relative to the S&P 500. On balance sheet safety, Lantheus Holdings, Inc. (LNTH) carries a lower debt/equity ratio of 0% versus 14% for ResMed Inc. — giving it more financial flexibility in a downturn.

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

(CALX) is pulling ahead at 20. 3% versus 0. 5% for Lantheus Holdings, Inc. (LNTH). On earnings-per-share growth, the picture is similar: Calix, Inc. grew EPS 157. 8% year-over-year, compared to -371. 4% for NETGEAR, Inc.. Over a 3-year CAGR, LNTH leads at 18. 1% 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.

ResMed Inc.

(RMD) is the more profitable company, earning 27. 2% net margin versus -18. 5% for Silicom Ltd. — meaning it keeps 27. 2% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: RMD leads at 32. 7% versus -19. 8% for SILC. At the gross margin level — before operating expenses — LNTH leads at 61. 1%, 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, Lantheus Holdings, Inc.

(LNTH) trades at 17. 7x forward P/E versus 137. 3x for NETGEAR, Inc. — 119. 7x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for CALX: 40. 2% to $61. 00.

In this comparison, RMD (1.

0% yield) pays a dividend. SILC, LNTH, NTGR, CALX do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, ResMed Inc.

(RMD) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 65), 1. 0% yield, +293. 5% 10Y return). Both have compounded well over 10 years (RMD: +293. 5%, NTGR: -33. 9%), 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 (SILC (Technology) and LNTH (Healthcare) and RMD (Healthcare) and NTGR (Technology) and CALX (Technology)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: SILC is a small-cap quality compounder stock; LNTH is a small-cap quality compounder stock; RMD is a mid-cap quality compounder stock; NTGR is a small-cap quality compounder stock; CALX is a small-cap high-growth stock. RMD pays a dividend while SILC, LNTH, NTGR, CALX 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.