SiTime Corporation (SITM) Stock Price & How to Invest
Short answer
SiTime (SITM) is a pure-play precision-timing semiconductor company whose MEMS-based oscillators and clocks are replacing legacy quartz parts, so investing in it is a high-growth, high-valuation bet on AI-datacenter and infrastructure timing demand rather than a value play.
SITM stock price
As of 2026-07-08, SiTime Corporation (SITM) last closed at $612.13, up 190.7% over the past year. Over the past 52 weeks it has traded between $190.16 and $901.48.
Prices are daily closing prices from Yahoo Finance and may be delayed. For the live quote, check your broker or SiTime Corporation's investor relations page. Walnut is informational, not investment advice.
What does SiTime Corporation (SITM) do?
SiTime Corporation is a fabless semiconductor company that created and dominates the precision-timing category. Its products, MEMS (micro-electro-mechanical systems) oscillators, resonators and clock chips, generate and manage the timing signals that keep electronics synchronized, and it positions them as smaller, more rugged and more programmable replacements for the century-old quartz-crystal parts they compete against. End markets span AI data centers, communications and enterprise infrastructure, automotive and ADAS, aerospace and defense, industrial, and mobile and consumer devices.
The investment picture is one of rapid growth colliding with a very high valuation. Q1 2026 (calendar) revenue rose about 88% year over year to roughly $114M, led by a 158% jump in the communications, enterprise and data center segment, and non-GAAP margins expanded sharply. On July 1, 2026 SiTime closed a roughly $1.5B acquisition of Renesas' timing business, which grows its clocking portfolio by more than 10x and adds at least $300M of annualized revenue, but also brings integration work, new debt, and inherited distributor concentration. With a market capitalization near $19B to $21B against trailing revenue around $327M, the stock trades at an extreme price-to-sales multiple and carries GAAP losses, so the shares price in years of continued execution.
What's driving SiTime Corporation (SITM)?
1. AI-datacenter timing content
AI servers and networking gear need more precise, higher-performance timing, and SiTime's comms, enterprise and data center segment grew about 158% year over year in Q1 2026. Higher timing content per system is the core growth story management points to. This segment is now the largest and fastest-growing part of the business.
2. MEMS displacing quartz
SiTime's long-term thesis is that MEMS timing devices take share from the large installed base of legacy quartz crystals across many end markets. MEMS parts can be smaller, more rugged, more programmable and more resistant to shock and temperature. Each design win can convert a formerly quartz socket into a recurring SiTime socket.
3. Renesas clocking acquisition
The roughly $1.5B purchase of Renesas' timing business, completed July 1, 2026, expands SiTime's clocking portfolio by more than 10x with clock generators, buffers, network synchronizers and jitter attenuators. The acquired unit has run near 70% gross margin and is expected to add at least $300M of revenue in its first year. It deepens SiTime's reach into AI-datacenter and comms customers.
4. Margin and portfolio expansion
Non-GAAP gross margin reached about 64.5% in Q1 2026, up from around 57% a year earlier, and management targets scaling toward the higher end of its range. A broader product portfolio lets SiTime sell more content per customer, from resonators to full clock trees. Operating leverage improves as revenue scales against a fabless cost base.
What are the risks to SiTime Corporation (SITM)?
The dominant risk is valuation: at a market cap near $19B to $21B on roughly $327M of trailing revenue, the stock trades at an extreme price-to-sales multiple and reports GAAP losses, so any growth stumble could compress the multiple sharply. Semiconductor demand is cyclical, and much of the recent surge depends on AI-datacenter spending that could normalize. The Renesas deal adds integration risk, new debt from a credit facility, and inherited concentration where a large share of the acquired revenue flows through only a few distributors. Historically SiTime has also had meaningful customer and end-market concentration. Competition from established quartz-timing suppliers and slower-than-expected MEMS adoption could pressure both growth and margins.
How is SiTime Corporation (SITM) valued? (approximate, JULY 2026)
A simple financial snapshot. These are approximations and refresh quarterly; for current figures see SiTime Corporation's investor relations page or your broker.
- Revenue (TTM, FY2025): ~$327M
- Q1 2026 revenue: ~$114M (+88% YoY)
- Non-GAAP gross margin (Q1 2026): ~64.5%
- Non-GAAP EPS (Q1 2026): ~$1.44
- Market cap: ~$19B to $21B
- Cash and investments (Mar 31, 2026): ~$789M
SiTime is growing revenue rapidly (Q1 2026 up about 88% year over year) and is profitable on a non-GAAP basis, but it still posts GAAP losses, which is why its trailing P/E is negative. With a market cap many times its trailing revenue, the shares carry a very high price-to-sales multiple that assumes sustained high growth. The July 2026 Renesas acquisition adds scale and debt and changes the revenue base going forward.
Who competes with SiTime Corporation (SITM)?
Legacy quartz timing suppliers
Established makers of quartz crystals and oscillators such as Seiko Epson, Kyocera (KDS), Murata, Daishinku (KDS/DSX) and TXC. These incumbents hold the large installed base of timing sockets that SiTime's MEMS parts aim to displace, and they compete on price and long-standing customer relationships.
Timing and clock semiconductor peers
Broad-line chip companies with timing and clocking lines, including Microchip (Microsemi), Skyworks and Silicon Labs' timing products, and Renesas before SiTime acquired its timing unit. They compete in clock generation, synchronization and jitter attenuation for comms and data center systems.
Emerging MEMS and specialty timing players
Smaller MEMS-focused firms and specialty component makers that pursue similar micro-mechanical timing approaches. They are far smaller than SiTime but represent longer-term competition in the MEMS-timing category SiTime pioneered.
How to invest in SiTime Corporation (SITM)
There are three common ways to get SITM exposure. Buy shares (or fractional shares) directly at any major broker. Hold an ETF that includes it, which spreads the position across many companies. Or build it into a focused thematic basket, so SITM sits alongside other stocks that express the same thesis.
Walnut takes the basket route. Describe a thesis where SITM fits (for example “AI infrastructure” or “dividend-growth large-caps”) and the AI proposes 5 to 6 constituents with target weights. You review the plan and fund it through your own broker when you're ready.
The bottom line on SiTime Corporation (SITM)
SITM is a fast-growing, richly-valued timing specialist riding AI-datacenter tailwinds, best understood as a momentum-driven growth semiconductor name rather than a cheap stock.
More on SiTime Corporation (SITM)
Whether SITM is worth buying today depends more on your time horizon and what you already hold than on any single call. We walk through valuation, what would have to go right, and the risks in is SITM a buy?, and where the stock could go from here in the SITM stock forecast.
For income investors, whether SITM pays a dividend and how the payout looks is covered in does SITM pay a dividend?
Build a basket around SITM with Walnut
Use SiTime Corporation as one constituent in a thematic basket Walnut's AI helps you assemble. Describe a thesis you believe in, the AI proposes the holdings and weights, and you approve before any broker order.
FAQ
What does SiTime do?
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SiTime is a fabless semiconductor company focused entirely on precision timing. It designs MEMS-based oscillators, resonators and clock chips that generate and manage the timing signals electronics use to stay synchronized, positioned as replacements for traditional quartz-crystal parts.
Why is SITM stock so expensive relative to revenue?
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With a market cap near $19B to $21B against roughly $327M of trailing revenue, SITM trades at an extreme price-to-sales multiple. That reflects investor expectations of sustained high growth from AI-datacenter timing demand and MEMS displacing quartz, not current earnings, since the company still reports GAAP losses.
How fast is SiTime growing?
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In Q1 2026 (calendar), SiTime reported revenue of about $114M, up roughly 88% year over year, driven by a 158% jump in its communications, enterprise and data center segment. Management guided the following quarter to $140M to $150M in revenue.
What is the Renesas acquisition about?
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SiTime completed a roughly $1.5B acquisition of Renesas' timing business on July 1, 2026, paid in cash and stock. It expands SiTime's clocking portfolio by more than 10x with clock generators, buffers and synchronizers, and is expected to add at least $300M of annualized revenue, though it also brings debt and integration risk.
Is SiTime profitable?
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SiTime is profitable on a non-GAAP basis, reporting non-GAAP EPS of about $1.44 in Q1 2026, but it still posts GAAP net losses, so its trailing GAAP P/E is negative. The gap comes largely from stock-based compensation and other non-cash items.
Who are SiTime's competitors?
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SiTime competes mainly against legacy quartz-timing suppliers like Seiko Epson, Kyocera, Murata and TXC, as well as timing and clock semiconductor lines from firms such as Microchip, Skyworks and Silicon Labs. Smaller MEMS-focused players are longer-term category rivals.
What are the main risks with SITM?
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The biggest risks are its very high valuation, GAAP losses, cyclical semiconductor demand, heavy reliance on AI-datacenter spending, customer and distributor concentration, and execution risk in integrating the Renesas timing business and its associated debt.
What end markets does SiTime serve?
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SiTime's timing products serve AI data centers, communications and enterprise infrastructure, automotive and ADAS, aerospace and defense, industrial, IoT, mobile and consumer devices. As of Q1 2026, comms, enterprise and data center was its largest and fastest-growing segment.
Walnut is informational, not investment advice. Financial figures on this page are approximations; always verify current numbers with SiTime Corporation's investor relations page or your broker before making investment decisions.