Recent performance snapshot and business context

MACOM Technology Solutions Holdings (MTSI) has drawn attention after a strong run in the stock, with the share price up about 36% over the past month and roughly 54% over the past 3 months.

At a recent close of US$375.60 and a market value of about US$28.7b, the company sits firmly in the large cap semiconductor group, supported by reported revenue of US$1,073.8m and net income of US$176.8m.

The recent surge continues a strong run, with the stock posting a 35.6% 1 month share price return and a 114.7% year to date share price return. Over 3 years the total shareholder return is above 5x, highlighting the impact for shareholders who have stayed invested.

If MACOM’s recent move has you looking at the wider semiconductor opportunity, it can be useful to scan a broader field of AI focused chipmakers through our 42 AI infrastructure stocks

With MACOM now valued at about US$28.7b and trading close to analyst targets, the key question is whether recent growth and AI optimism leave further upside on the table or if the stock already reflects future expectations.

Most Popular Narrative: 3.6% Undervalued

With MACOM’s fair value estimate at about $389.43 versus a last close of $375.60, the prevailing narrative leans modestly positive on upside potential and ties that view closely to AI driven optics and communications demand.

The global rollout of 5G and expansion of satellite communications (SATCOM) are driving significant demand for MACOM's advanced RF, microwave, and GaN-on-SiC solutions, with new product portfolios (e.g., GaN 4 process, high-frequency amplifiers) enabling market share gains and better pricing, supporting both near-term revenue and high-margin, longer-term earnings.
Full operational control of the RTP fab enables increased capacity (up to 30% boost within 12-15 months), improved yields, and cost efficiencies; this is expected to shift the fab from a short-term gross margin headwind to a meaningful margin tailwind by late 2026, leading to expansion of company-wide gross and operating margins.

Curious what kind of revenue ramp and margin step up need to line up for that fair value? The narrative leans on fast compounding earnings and a premium future profit multiple tied to MACOM’s role in AI heavy optics. The detailed model spells out how those pieces fit together without assuming everything goes perfectly.

Result: Fair Value of $389.43 (UNDERVALUED)

However, the story can change quickly if RTP fab improvements slip or if data center and telecom demand is weaker than analysts currently expect.

Another lens on MACOM’s valuation

The narrative fair value of about $389.43 suggests modest upside, but the market is currently paying a rich 26.7x P/S for MACOM, compared with 8.7x for the US Semiconductor industry, 24.1x for peers, and a fair ratio of 11.8x that the market could move towards. That gap points to meaningful valuation risk if sentiment cools.

For a closer look at what this price gap might mean for your own assumptions, See what the numbers say about this price — find out in our valuation breakdown.

Next Steps

With sentiment leaning positive, it helps to move quickly from headlines to hard numbers and pressure test what really matters for you as a shareholder. To see which rewards the market is currently focused on for this stock, take a closer look at the 2 key rewards

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.