Silicon Motion Technology Corporation
- Open
- 320.00
- Day high
- 329.59
- Day low
- 317.00
- Prev close
- 333.33
- Volume
- 187K
- Mkt cap
- $11.3B
- P/E (TTM)
- 16.5
- EPS (TTM)
- $19.59
- P/B
- 12.5
- P/S
- 10.7
- Yield
- 0.30%
- Per share
- $1.00
- ▼Insiders net selling -$969K over the last 3 months (0 open-market buys, 3 sales)
- 🏛Institutions accumulating (13F)
Silicon Motion Technology Corporation (SIMO) is a Technology company listed on NASDAQ. The stock is up 349% over the past year. Over the trailing 3 months, insiders filed 0 open-market buys and 3 sales (SEC Form 4).
Silicon Motion Technology Corporation (SIMO) financials & analyst ratings
Fundamentals (TTM)
Analyst consensus · 3 analysts
Source: exchange market data + company filings. Figures are trailing-twelve-month or as most recently reported. For informational purposes only — not investment advice.
SIMO earnings date, history & EPS estimates
| Report date | EPS est | EPS actual | Surprise | Revenue | Rev. surprise |
|---|---|---|---|---|---|
| Apr 29, 2026 | $1.31 | $1.58 | +20.6% | $342M | +14.2% |
| Feb 3, 2026 | $1.29 | $1.26 | -2.3% | $278M | +6.7% |
| Oct 30, 2025 | $0.81 | $1.00 | +23.5% | $242M | -7.2% |
| Jul 30, 2025 | $0.52 | $0.69 | +32.7% | $202M | +12.1% |
| Feb 5, 2025 | $0.78 | $0.91 | +16.7% | $191M | +0.1% |
| Oct 30, 2024 | $0.85 | $0.92 | +8.2% | $212M | +6.6% |
| Aug 1, 2024 | $0.95 | $0.96 | +1.1% | $210M | +1.5% |
| May 2, 2024 | $0.58 | $0.64 | +10.3% | $188M | +4.5% |
| Feb 6, 2024 | $0.76 | $0.93 | +22.4% | $205M | +4.4% |
| Nov 1, 2023 | $0.58 | $0.63 | +8.6% | $172M | +4.0% |
| Jul 27, 2023 | $0.48 | $0.38 | -20.8% | $140M | +9.1% |
| May 4, 2023 | $0.76 | $0.33 | -56.6% | $124M | -25.9% |
SIMO insider trading activity (SEC Form 4)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 24, 2026 | SHIEH HAN-PINGdirector | Sell | 1,000 | $301.25 |
| Jun 24, 2026 | LIN KUAN-MINGdirector | Sell | 1,000 | $300.00 |
| May 7, 2026 | DUANN SHII TYNGdirector | Sell | 1,500 | $245.00 |
Source: SIMO SEC Form 4 filings, latest Jun 24, 2026. For informational purposes only — not investment advice.
See the full SIMO insider & 13F page →Silicon Motion Technology Corporation company profile
Overview
Silicon Motion Technology Corporation (NASDAQ:SIMO) is a Taiwanese semiconductor company founded in 1995 and headquartered in Hong Kong. The company specializes in designing and developing NAND flash memory controllers for solid-state storage devices. Since going public in 2005, Silicon Motion has established itself as a leading provider of storage controller solutions across multiple market segments, from consumer electronics to enterprise data centers. The company has been strategically diversifying beyond its traditional PC and smartphone markets, expanding into automotive, industrial, and enterprise storage applications to reduce market concentration risk and capture growth in emerging sectors.
Business
Silicon Motion operates in the semiconductor industry, specifically focusing on NAND flash memory controllers. To understand what the company does, it's essential to know that modern digital devices store data on NAND flash memory chips, but these chips cannot function independently - they require sophisticated controller chips to manage data reading, writing, error correction, and wear leveling. The company's core products include several categories of controllers: 1. Client SSD Controllers (approximately 60-65% of revenue): These controllers power solid-state drives (SSDs) used in personal computers, laptops, and gaming devices. Silicon Motion's controllers support various interface standards including SATA and the newer, faster PCIe generations (currently developing PCIe 5.0 controllers). The company has achieved over 30% market share in this segment and offers both 4-channel and 8-channel controllers for different performance tiers. 2. Mobile Storage Controllers (approximately 20-25% of revenue): These include eMMC (embedded MultiMediaCard) and UFS (Universal Flash Storage) controllers used in smartphones, tablets, and IoT devices. The eMMC controllers are typically used in mid-range devices, while UFS controllers (including the newer UFS 4.0/4.1 standards) are used in high-end smartphones for faster data access. 3. Enterprise Storage Solutions (emerging segment, targeting 5-10% by 2026-2027): Under the "MonTitan" brand, these are high-performance controllers designed for data center SSDs that require enterprise-grade reliability, endurance, and performance. These controllers are specifically engineered for AI workloads and hyperscale data centers. 4. Automotive and Industrial Controllers (currently ~5% of revenue, targeting 10% by 2027): These are specialized controllers designed to meet automotive industry standards (ASPICE Level 2 certification) for use in vehicle infotainment systems, autonomous driving applications, and industrial equipment requiring high reliability and temperature tolerance. 5. Memory Cards and USB Flash Drives: Controllers for removable storage devices, though this represents a smaller portion of the business. The company also produces complete SSD solutions under brands like Shannon Systems (enterprise), Ferri SSD, Ferri-eMMC, and Ferri-UFS for specialized applications.
Revenue model
Silicon Motion generates revenue primarily through product sales of semiconductor controllers to original equipment manufacturers (OEMs), NAND flash memory manufacturers, module makers, and hyperscale data center operators. The company operates on a fabless model, designing chips but outsourcing manufacturing to foundries. The business model involves several revenue streams: 1. Controller IC Sales: The primary revenue driver where Silicon Motion sells controller chips to customers who integrate them with NAND flash memory to create complete storage solutions. Pricing is typically per unit, with volume discounts for large customers. 2. Complete SSD Solutions: For some market segments, particularly enterprise and industrial applications, the company sells fully integrated SSD solutions that include both the controller and NAND flash memory. 3. Licensing and IP: Though smaller, the company generates some revenue from licensing its technology and intellectual property. Key factors that influence the company's margins include NAND flash memory pricing cycles, which significantly impact customer demand and inventory levels. When NAND prices are low, customers may delay purchases or reduce orders, affecting Silicon Motion's revenue. Conversely, when NAND supply tightens and prices rise, demand for controllers typically increases. Technology transitions also create margin opportunities, as newer generation controllers (like PCIe 5.0 or UFS 4.0) typically command higher prices and margins compared to older technologies. The company's ability to be first-to-market with new controller generations is crucial for maintaining pricing power. Market concentration risk affects margins, as heavy dependence on PC and smartphone markets exposes the company to cyclical downturns. This is why Silicon Motion is actively diversifying into automotive, enterprise, and industrial markets, which typically offer higher margins and more stable demand patterns. Competition from larger semiconductor companies like Samsung, Western Digital, and Marvell can pressure margins, particularly in commodity segments. However, Silicon Motion's specialized focus and customer relationships provide some protection.
Competitive moat
Silicon Motion's competitive moat is moderately strong but not insurmountable. The company's primary advantages stem from its specialized expertise in NAND flash controller design and strong customer relationships built over nearly three decades. The company's technical expertise in managing increasingly complex NAND flash memory represents a significant barrier to entry. As NAND flash technology advances to smaller geometries and higher densities (like QLC NAND), the controller algorithms become more sophisticated, requiring deep expertise in error correction, wear leveling, and performance optimization. Silicon Motion's experience with these challenges gives it an advantage over newer entrants. Customer relationships and design wins provide another layer of protection. Once a controller is designed into a customer's product, switching costs are high due to the extensive qualification and testing required for storage controllers. The company has secured design wins with major NAND flash manufacturers and OEMs, creating recurring revenue streams. However, the moat faces several challenges. Large integrated device manufacturers like Samsung and Western Digital have the resources to develop their own controllers, potentially reducing the addressable market. Additionally, well-capitalized competitors like Marvell Technology can invest heavily in R&D and potentially outspend Silicon Motion in developing next-generation technologies. The company's expansion into enterprise storage through MonTitan represents an attempt to strengthen its moat by entering a higher-margin, more specialized market where customer switching costs are even higher. Success in automotive applications could also provide a stronger moat due to the stringent certification requirements and longer product lifecycles in that industry. Overall, Silicon Motion maintains a decent competitive position through specialization and customer relationships, but the moat is not deep enough to guarantee long-term dominance against well-funded competitors or potential market disruptions.
Risks & safety
Silicon Motion demonstrates a strong financial safety profile with minimal solvency risk and conservative capital structure. • Debt and Solvency: Essentially debt-free with debt-to-equity ratio of 0.0%, eliminating financial leverage risk. Strong current ratio of 4.45x and quick ratio of 3.37x indicate excellent short-term liquidity. • Cash Position: Maintains $275 million in cash and short-term investments against minimal debt, providing substantial financial flexibility for operations, R&D investment, and potential acquisitions. • Cash Generation: Positive free cash flow of $39 million in Q1 2025, though this has been volatile historically (negative $17 million in Q4 2024). Operating cash flow of $50 million in Q1 2025 shows underlying business cash generation capability. • Valuation Metrics: Trading at extremely low valuation multiples - P/E ratio of 1.36x, P/B ratio of 0.14x, and EV/EBITDA of 2.19x suggest significant undervaluation relative to historical norms and industry peers. • Other Considerations: Graham number of $69.32 versus current price of $49.50 indicates potential value opportunity. However, cyclical nature of semiconductor industry and customer concentration in volatile end markets (PC, smartphones) create earnings volatility risk.
Recent development
Over the past few years, Silicon Motion has executed a significant strategic diversification initiative to reduce dependence on cyclical PC and smartphone markets. The company restructured its business into two main units: Client and Automotive Storage (CAS) and Enterprise Storage and Display Interface Solution (SDI). Key strategic developments include the launch of MonTitan enterprise SSD platform, which targets AI data centers and hyperscale applications. This platform features unique capabilities for dynamic performance and power adjustment, specifically designed for AI workloads. The company has secured design wins with NVIDIA's BlueField-3 DPU platform and is working with multiple Tier 1 customers, expecting this segment to contribute 5-10% of revenue by 2026-2027. In the automotive sector, Silicon Motion has developed ASPICE Level 2 certified controllers and achieved approximately 5% of revenue from automotive applications, with a target of 10% by 2027. The company has been gaining market share in automotive storage applications as vehicles become more software-defined and require higher storage capacity. Technology advancement has been another key focus, with the introduction of PCIe 5.0 eight-channel controllers manufactured on 6-nanometer process technology. These controllers offer 20-30% lower power consumption while delivering higher performance for high-end PC and AI PC applications. The company is also developing UFS 4.1 controllers for next-generation smartphones. The company has set ambitious financial targets, aiming for a $1 billion annual revenue run rate by Q4 2025 and targeting 20% of total business from new markets (automotive, enterprise, industrial) by 2027. This represents a significant shift from the company's historical concentration in PC and smartphone markets. Recent quarters have shown strong execution on these initiatives, with mobile controller business growing approximately 70% in 2024 and client SSD controllers achieving over 30% market share while growing 20% year-over-year.
SIMO company profile · for informational purposes only — not investment advice.
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