Sanmina Corporation is a leading global provider of integrated manufacturing solutions, components, products and repair, logistics and after market services. The company serves original equipment manufacturers in the industrial, medical, defense and aerospace, automotive, communications networks and cloud infrastructure industries. With approximately 39,000 employees, including 4,000 temporary staff, Sanmina operates facilities in 20 countries across 4 continents. Its…
Sanmina Corporation is a leading global provider of integrated manufacturing solutions, components, products and repair, logistics and after market services. The company serves original equipment manufacturers in the industrial, medical, defense and aerospace, automotive, communications networks and cloud infrastructure industries. With approximately 39,000 employees, including 4,000 temporary staff, Sanmina operates facilities in 20 countries across 4 continents. Its strategy locates facilities near customer end markets in major electronics industry centers or lower cost locations to leverage proximity and scale. Advanced technologies and extensive manufacturing expertise enable Sanmina to meet the specialized needs of its OEM customers while delivering end to end solutions that span product design through after market support.
Sanmina generates revenue through a broad suite of offerings that include product design and engineering, manufacturing of components, subassemblies and complete systems, high level assembly and test, direct order fulfillment and logistics services, after market product service and support, and global supply chain management. These services allow the company to manage customers’ products throughout their life cycles, from concept to retirement. Revenue is divided between 2 operating segments: Integrated Manufacturing Solutions contributed roughly 80% of total revenue in 2025, while Components, Products and Services accounted for the remaining 20%. The company’s diversified end market focus helps mitigate reliance on any single industry or customer.
The company operates through the following segments: Integrated Manufacturing Solutions (IMS) and Components, Products and Services (CPS). IMS focuses on core assembly and fulfillment activities, whereas CPS encompasses a broader range of component fabrication, product design and specialized services. This segment structure enables Sanmina to align resources with customer demand across its served markets.
• Integrated Manufacturing Solutions: This segment provides printed circuit board assembly and test, high level assembly and test, and direct order fulfillment services for OEMs.
• Components, Products and Services: This segment includes advanced printed circuit boards, backplanes and backplane assemblies, cable assemblies, fabricated metal parts, precision machined parts, plastic injection molded parts, optical, radio frequency and microelectronics design and manufacturing, multi chip package memory solutions, high performance storage platforms, defense and aerospace products and repair services, and cloud based smart manufacturing execution software.
Sanmina holds a leading position in the global electronics manufacturing services industry, competing with firms such as Flex, Jabil, Celestica and Benchmark Electronics. The company differentiates itself through a customer focused organization that emphasizes long term partnerships, end to end solutions that cover the full product life cycle, and strong product design and engineering capabilities. Its vertically integrated manufacturing model allows it to produce high technology components in house, reducing supply chain risk and improving margins. Advanced component technologies, extensive global footprint, and deep expertise in highly regulated markets such as medical, defense and aerospace further strengthen its competitive advantage.
Sanmina's customer base consists of leading original equipment manufacturers across the industrial, medical, defense and aerospace, automotive, communications networks and cloud infrastructure sectors. While specific customer names are not disclosed, the company reports that its 10 largest customers accounted for 52% of net sales in 2025, with 1 customer representing 10.1% of sales in both 2025 and 2024 and another representing 13.2% of sales in 2023. This concentration reflects Sanmina’s focus on serving mission critical product providers that require high value added manufacturing and regulatory compliance.
Sectors:Technology · IndustrialsSector rationaleSanmina is primarily an electronics manufacturing services (EMS) provider, focusing on printed circuit board assembly, high-level assembly, and the design of microelectronics for cloud infrastructure and communications networks, which falls under Electronic Manufacturing Services in the Technology sector. A secondary sector of Industrials is justified because the company also manufactures fabricated metal parts, precision machined parts, and plastic injection molded parts, and provides repair services for defense and aerospace products.Industries:Electronic Manufacturing ServicesTechnologyPrimarySanmina is explicitly described as a leading provider in the electronics manufacturing services (EMS) industry, providing printed circuit board assembly, high-level assembly, and test for OEMs. Its Integrated Manufacturing Solutions segment, which contributes roughly 80% of revenue, focuses on these core assembly and fulfillment activities for other brands.Metal FabricationIndustrialsSecondaryWithin its Components, Products and Services segment, Sanmina manufactures fabricated metal parts and precision machined parts sold to industrial and defense customers.DefenseIndustrialsSecondaryThe company provides specialized defense and aerospace products and repair services, serving as a supplier to the defense and aerospace industries.Classified using BQ-MICSCIK: 0000897723
Investment Thesis
▲ Bull case
Sanmina is positioned to capture significant long-term value from its ZT Systems integration beyond current guidance, as management's $16 billion plus revenue target for fiscal 2027 is conservative given the company's ability to leverage its full stack capabilities across engineering, manufacturing, and supply chain to expand into higher-margin ODM and vertical integration opportunities. The ZT Systems business is not merely acting as a contract manufacturer but is evolving into a value-added partner for hyperscalers and OEMs by providing full system integration at scale while simultaneously developing subassemblies and components that Sanmina can fabricate internally, thereby increasing content per system and improving gross margin profile over time. This strategic shift is evidenced by management's comments on expanding engineering capabilities to support all platforms and investing in liquid cooling, power distribution, and custom optical modules—capabilities that allow Sanmina to move up the value chain and reduce reliance on third-party suppliers, creating a defensible moat in AI infrastructure that is not fully reflected in current financial models which assume a stagnant margin profile. The company's strong book-to-bill ratio above 1.1x, combined with its ability to ship 1.6 terabyte switches and advanced optical pluggables today, demonstrates technological leadership that is attracting new hyperscaler and OEM wins beyond the initial AMD-focused pipeline, suggesting revenue acceleration in fiscal 2027 could exceed the $7 billion implied contribution from ZT Systems under current assumptions. Furthermore, Sanmina's global manufacturing footprint, integrated IT systems via Smart MES, and strong customer relationships averaging over 15 years provide operational resilience against component shortages, allowing the company to maintain linearity in cash flow conversion even amid supply chain volatility—a critical advantage as AI infrastructure demand remains nonlinear and episodic.
The core Sanmina business is exhibiting resilient, broad-based growth across end markets that is being underestimated due to transient weakness in industrial and energy segments, with management highlighting accelerating opportunities in power generation, semiconductor capital equipment, and medical devices that are poised for recovery in the second half of fiscal 2026 and beyond. Despite flat year-over-year performance in Industrial & Energy, Medical, Defense & Aerospace, and Automotive & Transportation collectively, underlying trends show semiconductor cap ex beginning to move in the right direction, transformer demand rising due to grid modernization and AI data center power needs, and medical diagnostics and wearable consumer business benefiting from regulatory expertise and new program wins—all of which are expected to drive acceleration in the second half as component shortages resolve and customer scheduling normalizes. This segment's stability is further supported by Sanmina's deep engineering involvement in early product development stages, long-term customer relationships, and geographic diversification across North America and Singapore, which enables it to capture share during market recoveries without requiring significant incremental investment. The Communication Networks & Cloud AI Infrastructure segment alone delivered 280% year-over-year growth, with core Sanmina contributing $891 million (up 22%) and ZT Systems adding $1.88 billion, demonstrating that even legacy communications strengths like IP switching, optical systems, and 5G wireless infrastructure are experiencing renewed demand driven by AI-driven network upgrades and broadband expansion—factors that are not fully priced into the stock given the market's narrow focus on AI compute as the sole growth driver.
Sanmina's capital allocation strategy is creating underappreciated shareholder value through disciplined reinvestment and aggressive share repurchases, with the recent $600 million authorization reflecting management's confidence in intrinsic value that exceeds current market pricing, especially given the company's strong balance sheet and cash flow generation capabilities. The company ended Q2 with $1.58 billion in cash and $3.7 billion in total liquidity (including unused revolver), zero debt on its $1.5 billion facility, and a net leverage ratio of just 0.56x—well below its long-term target range of 1.0x to 2.0x—providing ample financial flexibility to fund working capital needs for ZT Systems growth, strategic capex in liquid cooling and test cell capacity, and continued share repurchases without jeopardizing investment-grade rating aspirations. Free cash flow of $342 million in Q2, driven by strong working capital linearity and inventory turns improving to 6.9x from 5.9x year-over-year, demonstrates that the combined business is already generating substantial cash despite integration efforts, and management's ability to repurchase 1.1 million shares for $160 million during the quarter while maintaining liquidity signals that the stock is trading below its intrinsic value. This is further reinforced by the company's history of executing on its capital allocation priorities—investing first in organic growth, then strategic acquisitions, then balance sheet strength, and finally share returns—suggesting that the additional repurchase authorization is not a sign of limited opportunities but rather a proactive return of capital to shareholders as the company becomes increasingly confident in its ability to self-fund growth through operational cash flow.
Sanmina is positioned to capture significant long-term value from its ZT Systems integration beyond current guidance, as management's $16 billion plus revenue target for fiscal 2027 is conservative given the company's ability to leverage its full stack capabilities across engineering, manufacturing, and supply chain to expand into higher-margin ODM and vertical integration opportunities. The ZT Systems business is not merely acting as a contract manufacturer but is evolving into a value-added partner for hyperscalers and OEMs by providing full system integration at scale while simultaneously developing subassemblies and components that Sanmina can fabricate internally, thereby increasing content per system and improving gross margin profile over time. This strategic shift is evidenced by management's comments on expanding engineering capabilities to support all platforms and investing in liquid cooling, power distribution, and custom optical modules—capabilities that allow Sanmina to move up the value chain and reduce reliance on third-party suppliers, creating a defensible moat in AI infrastructure that is not fully reflected in current financial models which assume a stagnant margin profile. The company's strong book-to-bill ratio above 1.1x, combined with its ability to ship 1.6 terabyte switches and advanced optical pluggables today, demonstrates technological leadership that is attracting new hyperscaler and OEM wins beyond the initial AMD-focused pipeline, suggesting revenue acceleration in fiscal 2027 could exceed the $7 billion implied contribution from ZT Systems under current assumptions. Furthermore, Sanmina's global manufacturing footprint, integrated IT systems via Smart MES, and strong customer relationships averaging over 15 years provide operational resilience against component shortages, allowing the company to maintain linearity in cash flow conversion even amid supply chain volatility—a critical advantage as AI infrastructure demand remains nonlinear and episodic.
The core Sanmina business is exhibiting resilient, broad-based growth across end markets that is being underestimated due to transient weakness in industrial and energy segments, with management highlighting accelerating opportunities in power generation, semiconductor capital equipment, and medical devices that are poised for recovery in the second half of fiscal 2026 and beyond. Despite flat year-over-year performance in Industrial & Energy, Medical, Defense & Aerospace, and Automotive & Transportation collectively, underlying trends show semiconductor cap ex beginning to move in the right direction, transformer demand rising due to grid modernization and AI data center power needs, and medical diagnostics and wearable consumer business benefiting from regulatory expertise and new program wins—all of which are expected to drive acceleration in the second half as component shortages resolve and customer scheduling normalizes. This segment's stability is further supported by Sanmina's deep engineering involvement in early product development stages, long-term customer relationships, and geographic diversification across North America and Singapore, which enables it to capture share during market recoveries without requiring significant incremental investment. The Communication Networks & Cloud AI Infrastructure segment alone delivered 280% year-over-year growth, with core Sanmina contributing $891 million (up 22%) and ZT Systems adding $1.88 billion, demonstrating that even legacy communications strengths like IP switching, optical systems, and 5G wireless infrastructure are experiencing renewed demand driven by AI-driven network upgrades and broadband expansion—factors that are not fully priced into the stock given the market's narrow focus on AI compute as the sole growth driver.
Sanmina's capital allocation strategy is creating underappreciated shareholder value through disciplined reinvestment and aggressive share repurchases, with the recent $600 million authorization reflecting management's confidence in intrinsic value that exceeds current market pricing, especially given the company's strong balance sheet and cash flow generation capabilities. The company ended Q2 with $1.58 billion in cash and $3.7 billion in total liquidity (including unused revolver), zero debt on its $1.5 billion facility, and a net leverage ratio of just 0.56x—well below its long-term target range of 1.0x to 2.0x—providing ample financial flexibility to fund working capital needs for ZT Systems growth, strategic capex in liquid cooling and test cell capacity, and continued share repurchases without jeopardizing investment-grade rating aspirations. Free cash flow of $342 million in Q2, driven by strong working capital linearity and inventory turns improving to 6.9x from 5.9x year-over-year, demonstrates that the combined business is already generating substantial cash despite integration efforts, and management's ability to repurchase 1.1 million shares for $160 million during the quarter while maintaining liquidity signals that the stock is trading below its intrinsic value. This is further reinforced by the company's history of executing on its capital allocation priorities—investing first in organic growth, then strategic acquisitions, then balance sheet strength, and finally share returns—suggesting that the additional repurchase authorization is not a sign of limited opportunities but rather a proactive return of capital to shareholders as the company becomes increasingly confident in its ability to self-fund growth through operational cash flow.
Sanmina's ZT Systems integration is facing execution risks that management is downplaying, particularly regarding margin sustainability and customer concentration, as the company's reliance on consignment models and unresolved revenue recognition timing could delay profitability and cash flow conversion despite strong top-line growth. While Q2 ZT Systems revenue exceeded expectations due to accelerated compute shipments pulled forward from the second half, management acknowledged that the full-year 2026 ZT Systems guidance of $1.0–$1.2 billion for Q3 implies a significant sequential decline, raising concerns about the durability of demand beyond temporary customer-driven pull-ins. The company admitted it does not yet have long-term production schedules locked in for next-generation accelerated compute platforms, with Jon Faust noting that revenue recognition for new systems occurs only when customers receive the product—meaning the bulk of FY 2027 upside remains contingent on customer schedules that are still being finalized, creating execution risk if hyperscalers delay deployments due to power, cooling, or facility readiness issues. Furthermore, the margin profile for ZT Systems is currently in line with the overall company at 6.4%, but Faust conceded this is highly dependent on mix and that long-term margins will depend on finalizing customer agreements around consignment terms—suggesting that if Sanmina ends up bearing more inventory or working capital risk than anticipated, gross margins could face pressure from component costs, depreciation on new test cell and liquid cooling investments, and lower-value legacy business, undermining the operating leverage thesis.
The core Sanmina business is vulnerable to prolonged weakness in cyclical end markets that management is characterizing as temporary, with unresolved component shortages and macroeconomic headwinds posing a more structural threat to profitability than acknowledged, particularly in Industrial & Energy and Automotive & Transportation segments where recovery timelines remain uncertain. Although Jure Sola noted expectations for growth to accelerate in the second half of fiscal 2026 in Industrial & Energy—citing power generation, distribution, transformers, and semiconductor capital equipment—these markets are deeply tied to global cap ex cycles, interest rates, and geopolitical stability, and the company's admission that it could have shipped more if components were available implies that supply chain constraints are not merely transitory but are constraining underlying demand signals. In Automotive & Transportation, while management cited stable demand and winning key programs, the segment's exposure to EV and self-driving vehicle cycles makes it susceptible to delays in consumer adoption and regulatory shifts, and the lack of specific growth metrics beyond "stable customer demand" suggests the business may be stagnating rather than poised for recovery. Additionally, the CPS segment's gross margin declined 230 basis points year-over-year to 11.6% due to depreciation and expenses from investments in new programs—a trend that could persist if these programs fail to scale or if customer consignment terms shift cost burdens to Sanmina, eroding the segment's historical profitability advantage.
Sanmina's balance sheet strength and liquidity position, while currently robust, may be tested by the working capital demands of scaling the ZT Systems business, as rising inventory levels and customer advance dependencies could undermine the company's financial flexibility and free cash flow generation over time despite current appearances. Inventory net of customer advances increased 75% year-over-year to $2.1 billion, driven primarily by the ZT Systems acquisition, and while inventory turns improved to 6.9x from 5.9x, this metric may be flattered by the inclusion of customer advances in the calculation—meaning true inventory efficiency could be weaker than reported if advances do not reliably convert to revenue. Furthermore, the company's plan to increase leverage into its long-term target range of 1.0x to 2.0x over time to support working capital needs for both core and ZT Systems businesses implies that future cash flow will be increasingly directed toward servicing debt and funding inventory buildup, limiting capacity for share repurchases or strategic investments. Although management highlighted strong Q2 cash flow from operations of $399 million and free cash flow of $342 million, this was aided by declining AR and inventory levels due to strong execution in a transient quarter; as the company rebuilds inventory to support future accelerated compute business—particularly in Q4 as Faust indicated—cash conversion could deteriorate significantly, especially if customer consignment terms require Sanmina to hold more finished goods or components on balance sheet, turning what is currently a cash-generative model into a working capital-intensive one that strains liquidity despite the current $3.7 billion cushion.
Sanmina's ZT Systems integration is facing execution risks that management is downplaying, particularly regarding margin sustainability and customer concentration, as the company's reliance on consignment models and unresolved revenue recognition timing could delay profitability and cash flow conversion despite strong top-line growth. While Q2 ZT Systems revenue exceeded expectations due to accelerated compute shipments pulled forward from the second half, management acknowledged that the full-year 2026 ZT Systems guidance of $1.0–$1.2 billion for Q3 implies a significant sequential decline, raising concerns about the durability of demand beyond temporary customer-driven pull-ins. The company admitted it does not yet have long-term production schedules locked in for next-generation accelerated compute platforms, with Jon Faust noting that revenue recognition for new systems occurs only when customers receive the product—meaning the bulk of FY 2027 upside remains contingent on customer schedules that are still being finalized, creating execution risk if hyperscalers delay deployments due to power, cooling, or facility readiness issues. Furthermore, the margin profile for ZT Systems is currently in line with the overall company at 6.4%, but Faust conceded this is highly dependent on mix and that long-term margins will depend on finalizing customer agreements around consignment terms—suggesting that if Sanmina ends up bearing more inventory or working capital risk than anticipated, gross margins could face pressure from component costs, depreciation on new test cell and liquid cooling investments, and lower-value legacy business, undermining the operating leverage thesis.
The core Sanmina business is vulnerable to prolonged weakness in cyclical end markets that management is characterizing as temporary, with unresolved component shortages and macroeconomic headwinds posing a more structural threat to profitability than acknowledged, particularly in Industrial & Energy and Automotive & Transportation segments where recovery timelines remain uncertain. Although Jure Sola noted expectations for growth to accelerate in the second half of fiscal 2026 in Industrial & Energy—citing power generation, distribution, transformers, and semiconductor capital equipment—these markets are deeply tied to global cap ex cycles, interest rates, and geopolitical stability, and the company's admission that it could have shipped more if components were available implies that supply chain constraints are not merely transitory but are constraining underlying demand signals. In Automotive & Transportation, while management cited stable demand and winning key programs, the segment's exposure to EV and self-driving vehicle cycles makes it susceptible to delays in consumer adoption and regulatory shifts, and the lack of specific growth metrics beyond "stable customer demand" suggests the business may be stagnating rather than poised for recovery. Additionally, the CPS segment's gross margin declined 230 basis points year-over-year to 11.6% due to depreciation and expenses from investments in new programs—a trend that could persist if these programs fail to scale or if customer consignment terms shift cost burdens to Sanmina, eroding the segment's historical profitability advantage.
Sanmina's balance sheet strength and liquidity position, while currently robust, may be tested by the working capital demands of scaling the ZT Systems business, as rising inventory levels and customer advance dependencies could undermine the company's financial flexibility and free cash flow generation over time despite current appearances. Inventory net of customer advances increased 75% year-over-year to $2.1 billion, driven primarily by the ZT Systems acquisition, and while inventory turns improved to 6.9x from 5.9x, this metric may be flattered by the inclusion of customer advances in the calculation—meaning true inventory efficiency could be weaker than reported if advances do not reliably convert to revenue. Furthermore, the company's plan to increase leverage into its long-term target range of 1.0x to 2.0x over time to support working capital needs for both core and ZT Systems businesses implies that future cash flow will be increasingly directed toward servicing debt and funding inventory buildup, limiting capacity for share repurchases or strategic investments. Although management highlighted strong Q2 cash flow from operations of $399 million and free cash flow of $342 million, this was aided by declining AR and inventory levels due to strong execution in a transient quarter; as the company rebuilds inventory to support future accelerated compute business—particularly in Q4 as Faust indicated—cash conversion could deteriorate significantly, especially if customer consignment terms require Sanmina to hold more finished goods or components on balance sheet, turning what is currently a cash-generative model into a working capital-intensive one that strains liquidity despite the current $3.7 billion cushion.