SITM vs FORM vs MTSI vs ALGM vs MPWR

For growth investors, SiTime Corporation (SITM) is the stronger pick with 61.

2% revenue growth year-over-year, versus -30. 9% for Allegro MicroSystems, Inc. (ALGM). Monolithic Power Systems, Inc. (MPWR) offers the better valuation at 123. 6x trailing P/E (73. 1x forward), making it the more compelling value choice. Analysts rate SiTime Corporation (SITM) a "Buy" — based on 9 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, Monolithic Power Systems, Inc.

(MPWR) is the cheapest at 123. 6x versus FormFactor, Inc. at 209. 7x. On forward P/E, FormFactor, Inc. is actually cheaper at 66. 5x — notably different from the trailing picture, reflecting expected earnings growth.

Over the past 5 years, SiTime Corporation (SITM) delivered a total return of +779.

7%, compared to +93. 3% for Allegro MicroSystems, Inc. (ALGM). Over 10 years, the gap is even starker: SITM returned +60. 3% versus ALGM's +170. 8%. 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), MACOM Technology Solutions Holdings, Inc.

(MTSI) is the lower-risk stock at 1. 75β versus SiTime Corporation's 2. 56β — meaning SITM is approximately 46% more volatile than MTSI relative to the S&P 500. On balance sheet safety, SiTime Corporation (SITM) carries a lower debt/equity ratio of 0% versus 41% for MACOM Technology Solutions Holdings, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), SiTime Corporation (SITM) is pulling ahead at 61.

2% versus -30. 9% for Allegro MicroSystems, Inc. (ALGM). On earnings-per-share growth, the picture is similar: SiTime Corporation grew EPS 57. 5% year-over-year, compared to -170. 2% for MACOM Technology Solutions Holdings, Inc.. Over a 3-year CAGR, MPWR leads at 15. 9% 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.

Monolithic Power Systems, Inc.

(MPWR) is the more profitable company, earning 22. 1% net margin versus -13. 1% for SiTime Corporation — meaning it keeps 22. 1% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: MPWR leads at 26. 1% versus -18. 5% for SITM. At the gross margin level — before operating expenses — MPWR leads at 55. 2%, 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, FormFactor, Inc.

(FORM) trades at 66. 5x forward P/E versus 155. 1x for SiTime Corporation — 88. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MPWR: 2. 5% to $1615. 00.

In this comparison, MPWR (0.

4% yield) pays a dividend. SITM, FORM, MTSI, ALGM do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, FormFactor, Inc.

(FORM) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+1952% 10Y return). Monolithic Power Systems, Inc. (MPWR) carries a higher beta of 2. 28 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (FORM: +1952%, MPWR: +24. 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.

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: SITM is a mid-cap high-growth stock; FORM is a mid-cap quality compounder stock; MTSI is a mid-cap high-growth stock; ALGM is a small-cap quality compounder stock; MPWR is a mid-cap high-growth stock. 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.