List of Small-Cap Semiconductor Stocks
Comprehensive directory of high-growth semiconductor companies with market caps between $300M and $2B, providing critical infrastructure for the 2026 AI cycle.
Navigating the List of Small-Cap Semiconductor Stocks is essential for investors seeking to diversify beyond mega-cap titans while maintaining high-leverage exposure to the ongoing AI revolution. While giants like Nvidia dominate the headlines, these smaller firms provide the specialized testing equipment, vision processors, and edge computing IP that make modern hardware possible. Investors often compare these growth plays against large-cap semiconductor stocks to balance portfolio volatility with innovative upside. To evaluate current rankings, utilize our small-cap comparison widget for real-time performance metrics. This directory tracks the vital sub-sectors of the complete semiconductor directory, focusing on names with $300M to $2B market caps.
Key Takeaways
Small-cap semis often dominate specific niches like AI vision chips or edge processing IP, providing essential components for the broader technology sector overview.
These stocks offer 20%+ growth potential, frequently outperforming mid-cap semiconductors during rapid innovation cycles in data centers and automotive tech.
Despite their size, firms like Aehr Test Systems attract significant hedge fund interest due to their critical role in EV and AI testing supply chains.
While offering high rewards, small-cap semis carry 2-3x the volatility of mega-caps, often linked to customer concentration and macroeconomic shifts.
Top List of Small-Cap Semiconductor Stocks by Market Cap (2026)
The following leaders represent the top tier of the small-cap semiconductor market, ranked by market capitalization with 2026 performance metrics.
| Rank | Ticker | Company | Industry | Market Cap | YTD % | Forward P/E | AI Exposure |
|---|---|---|---|---|---|---|---|
| 1 | AMBA | Ambarella | AI Vision | $1.9B | +12.4% | 38x | High |
| 2 | CAMT | Camtek Ltd | Inspection | $1.8B | +45.2% | 28x | Moderate |
| 3 | ICHR | Ichor Holdings | Equipment | $1.2B | +8.5% | 22x | Moderate |
| 4 | FORM | FormFactor | Testing | $1.1B | +15.3% | 25x | High |
| 5 | NVMI | Nova Ltd | Metrology | $1.05B | +21.1% | 31x | High |
| 6 | CEVA | CEVA Inc | AI DSP IP | $550M | +10.2% | 35x | Very High |
| 7 | AEHR | Aehr Test Systems | Testing | $320M | -5.4% | 18x | Moderate |
| 8 | AAOI | Applied Opto | Photonics | $410M | +28.7% | N/A | High |
| 9 | POWI | Power Integrations | Power Mgmt | $1.7B | +4.1% | 40x | Low |
| 10 | DIOD | Diodes Inc | Discrete | $1.5B | +2.3% | 16x | Low |
List of Small-Cap Semiconductor Stocks — Complete Company List
List of Small-Cap Semiconductor Stocks Listed on U.S. Exchanges
Foreign Semiconductors
- Canadian Solar Inc. (CSIQ) (Canada: Solar)
- ChipMOS TECHNOLOGIES (Bermuda) LTD. (IMOS) (Taiwan: Testing and assembly products and services)
- Hanwha Q CELLS Co., Ltd. (HQCL) (South Korea: Solar)
- Himax Technologies, Inc. (HIMX) (Taiwan: Fabless)
- JinkoSolar Holding Company Ltd. (JKS) (China: Solar)
- Kulicke and Soffa Industries, Inc. (KLIC) (Singapore: Assembly equipment and services)
- Nova Measuring Instruments Ltd. (NVMI) (Israel: Metrology Products)
- Silicon Motion Technology Corporation (SIMO) (Taiwan: Fabless)
- Tower Semiconductor Ltd. (TSEM) (Israel: Operates foundries)
Semiconductor Companies
- Alpha and Omega Semiconductor Limited (AOSL) (Fabless semiconductor company: power semiconductor products)
- Ambarella, Inc. (AMBA) (Fabless semiconductor company)
- Applied Optoelectronics, Inc. (AAOI)
- Aquantia Corp. (AQ) (IPO November 3, 2017; high-speed communications integrated circuits)
- CEVA, Inc. (CEVA) (Licensing business model)
- Diodes Incorporated (DIOD)
- Inphi Corporation (IPHI) (Fabless semiconductor company: analog and mixed-signal)
- Lattice Semiconductor Corporation (LSCC) (Programmable logic devices)
- MaxLinear, Inc. (MXL) (Fabless semiconductor company: radio-frequency (RF)
- NeoPhotonics Corporation (NPTN) (Photonic integrated circuit (PIC)
- NVE Corporation (NVEC) (Products using spintronics)
- Power Integrations, Inc. (POWI) (Fabless semiconductor company)
- Quantenna Communications, Inc. (QTNA) (IPO October 28, 2016: semiconductors, Wi-Fi solutions)
- Rambus, Inc. (RMBS) (Fabless semiconductor company)
- SunPower Corporation (SPWR) (Solar)
Semiconductor Equipment and Services
- Axcelis Technologies, Inc. (ACLS) (Manufacturing technologies for ion implantation)
- Brooks Automation, Inc. (BRKS) (Automation and cryogenic products)
- Cabot Microelectronics Corporation (CCMP) (CMP slurries and CMP polishing pads)
- Cohu, Inc. (COHU) (Test handling, burn-in and thermal products)
- FormFactor, Inc. (FORM) (Testing products)
- Ichor Holdings, Ltd. (ICHR) (IPO December 9, 2016: provides fluid delivery subsystems for the semiconductor capital equipment market)
- Nanometrics Incorporated (NANO) (Metrology and inspection systems)
- nLIGHT, Inc. (LASR) (IPO April 26, 2018; semiconductor and fiber lasers)
- PDF Solutions, Inc. (PDFS) (Yield improvement technologies)
- Photronics, Inc. (PLAB) (Photomask and reticle technology)
- Ultra Clean Holdings, Inc. (UCTT) (Production tools, modules and subsystems)
- Veeco Instruments Inc. (VECO) (Thin film processing equipment)
- Xcerra Corporation (XCRA) (Test and handling equipment and interface products)
Risks & Considerations
High Customer Concentration
Small-cap semis often rely on a single large customer (like Apple or Tesla) for a majority of revenue; losing one contract can be catastrophic for the stock price.
Technological Obsolescence
Rapid innovation cycles in the semiconductor space mean that a specialized small-cap firm could see its core technology replaced by a superior solution overnight.
Extreme Price Volatility
Due to lower trading volumes and smaller market caps, these stocks are prone to large percentage swings based on minor earnings beats or misses.
Geopolitical Supply Chain Risk
Many small-cap firms have production facilities or key suppliers in regions sensitive to trade tensions, which can disrupt output and increase operational costs.