Compare moats
Up to three covered companies, band by band. Every call is a curated editorial judgment, never a disclosed figure — and every band carries its cited basis.
| ASE Technology Holding | Celestica | MediaTek | |
|---|---|---|---|
| Moat rating | narrow The FY2025 20-F argues ASEH out-competes IDM in-house lines because serving "a large base of customers across a wide range of products" lets it "reduce costs and shorten production cycles through high-capacity utilization and process expertise" and gives its equipment "a longer useful life" — a real but bounded edge, since the same filing calls the global packaging and testing market "highly competitive", notes "most of our customers obtain services from more than one source", flags foundry encroachment ("TSMC has offered advanced packaging technologies such as integrated fan-out"), and warns that "some of our competitors may have superior financial, marketing, manufacturing, research and development and technological resources than we do", offering P.R.C. government support of its domestic semiconductor companies as the example. | narrow The FY2025 10-K shows a real but bounded edge. On the durable side, Celestica is increasingly engaged as an ODM: its HPS business co-designs (JDM) or fully designs the platforms it builds, it states 'We have hardware and software patents that are integral to our HPS business' and that 'our increased R&D activities have resulted in the growth of our dependence on our patent portfolio', and HPS reached 41% of total revenue in 2025 (from 21% in 2023) at a margin profile the filing says is higher than traditional EMS work. On the limiting side, the same filing concedes 'Some of our competitors have greater scale and provide a broader range of services than we provide', the master supply agreements 'do not typically guarantee a particular level of business or fixed pricing', work is won 'on a program-by-program basis', and the top 10 customers were 79% of 2025 revenue with three customers individually at 32%, 14% and 12%. An advantage that must be re-won each program against greater-scale rivals, for a handful of buyers who can in-source, is narrow rather than wide. | narrow Counterpoint's public quarterly AP-SoC table, published 8 September 2026, shows MediaTek first in all ten quarters it covers (Q1 2024 through Q2 2026), never below 31%, with the nearest rival never above 30% -- a sustained position, not one good quarter. What the same table does not show is a widening one: the share oscillates inside a 31% to 41% band, the Q1 readings step down 41% (2024), 38% (2025), 33% (2026), and the 31% of Q2 2026 matches the lows already set in Q4 2024 and Q4 2025 rather than breaking them; Q2-on-Q2 the series runs 34%, 36%, 31%. Counterpoint also records MediaTek's shipments down more than 30% year-over-year in the quarter, the mainstream and entry tiers hit by the memory shortage and the premium tier by a 'slowdown in sales of Dimensity 9000 series powered devices.' MediaTek's own 2Q26 remarks show the gross line holding and the operating line not: gross margin 46.2%, down only 0.1 percentage points sequentially and guided at 46% plus or minus 1.5 for Q3, while operating income fell 22.2% year-over-year on revenue up 1.2% as operating expenses rose to NT$47.4 billion from NT$44.5 billion. A first place held for ten quarters without extending it, and earning less on it, is defensible rather than compounding. |
| Moat type | cost scale The advantage the 20-F actually claims is unit economics from volume, not lock-in: specialization and "economies of scale by providing services to a large base of customers", high capacity utilization spreading "relatively high fixed costs", and equipment that lasts longer because of the breadth of the order book. Capital intensity reinforces it — the filing says "semiconductor businesses are capital intensive and require significant investment in expensive equipment manufactured by a limited number of vendors", with the equipment market itself "characterized by intense demand, limited supply, and long delivery cycles". | switching costs Cost scale is explicitly not the source: the 10-K states competitors have greater scale and a broader service range. What does bind a customer is the design-in. Within HPS, Celestica 'design[s] and manufacture[s] products, either as customized solutions, white box solutions or under Joint Design and Manufacturing (JDM) engagements', holds 'hardware and software patents that are integral to our HPS business', and delivers 'complete platform solutions... integration and orchestration of various technologies into rack-scale designs'. The filing adds that 'a majority of these supply agreements also require the customer to purchase unused inventory that we have purchased to fulfill that customer's forecasted manufacturing demand', a contractual cost of walking away mid-program. Moving a qualified, jointly designed rack-scale platform to another ODM means requalifying a design Celestica partly owns, which is friction the commodity assembly work does not carry. | intangibles ip MediaTek manufactures nothing itself -- its 2Q26 remarks describe 'deep design-technology co-optimization (DTCO) with TSMC' and close collaboration with advanced-packaging partners -- so the durable asset cannot be plant scale, and the remarks do not claim customer lock-in either. They locate it in a reusable design library: 'Building on our industry-leading IP portfolio, we offer best-in-class, pre-validated subsystems solutions for memory, I/O, and connectivity' -- which, the company says, 'largely reduces design complexity and shortens time to market for our data center customers'. The same remarks itemise 448G SerDes with a Co-Package Copper system solution, CPO development on TSMC's COUPE platform, and an end-to-end 3.5D platform with 'best-in-class 3.5D IP, packaging, and design flows,' and say design wins come 'backed by our industry-leading IPs, deep ecosystem partnerships, and proven execution capabilities'. The spending behind that library shows in the cost line: operating expenses of NT$47.4 billion in the quarter against NT$44.5 billion a year earlier, with the Q3 operating expense ratio guided at 31% plus or minus 2 points. It is the same library MediaTek re-amortises across mobile, edge and now data-center ASIC. |
| Leadership | co leader The 20-F calls ASEH "a leading provider of semiconductor manufacturing services in assembly and testing" and "a market leader in SiP technologies from design to assembly with high-volume manufacturing", and says it has "established ourselves as a leader through the successful introduction of leading-edge advanced packaging solutions, which have played a pivotal role in bringing advanced ASIC and HBM products to the marketplace" — but the hedged "we believe we are among the leaders in such packaging processes and technologies", alongside named consolidating rivals (Jiangsu Changjiang Electronics Technology/STATS ChipPAC, Amkor/J-Devices, Tianshui Huatian Technology/Unisem) and TSMC's InFO, describes shared rather than sole leadership. | at parity The 10-K claims no share leadership. It states plainly that 'Some of our competitors have greater scale and provide a broader range of services than we provide', and lists Hon Hai, Flex, Jabil, Sanmina, Benchmark and Plexus in EMS plus Quanta, Wiwynn and Accton in ODM. Its stated competitive advantage is execution quality, not position: 'our track record in advanced manufacturing capabilities, design and engineering, quality, delivery, managing complexity and responsiveness'. It is also winning: CCS revenue grew 42% to $9.19 billion and total revenue reached $12.39 billion in FY2025. Competing on comparable terms with a field it neither leads nor trails is parity. | co leader Counterpoint has MediaTek ahead of every rival in all ten quarters of its public table -- 31% against Qualcomm's 23% and Apple's 19% in Q2 2026 -- but that count covers smartphone application processors only, and MediaTek's 2Q26 remarks put mobile phone at 41% of group revenue, no longer its largest business. Smart Edge Platforms is larger at 53%, and while the remarks claim 'continued market share gains across connectivity, computing and automotive products', no independent count of those positions appears in the sources used here. In data center MediaTek holds nothing yet: production of its first AI accelerator ASIC is scheduled for the fourth quarter of 2026, and 15% to 20% is a 2027 target raised from 10% to 15% a quarter earlier. Inside its core market the flagship tier is a stated plan rather than a claimed position -- a 2nm SoC launching in the third quarter and, 'together with ongoing engagements with global players, we will increase our presence continuously in the flagship smartphone market in 2027' -- while Counterpoint records MediaTek's premium-tier shipments declining on a 'slowdown in sales of Dimensity 9000 series powered devices.' |
| Pricing power | weak The 20-F states the industry has "a general trend toward declining prices for products and services of a given technology over time" and that ASEH's own "average selling prices of our packaging and testing services have experienced sharp declines" under "intense price competition". FY2025 consolidated gross margin was 17.7% (up from 16.3%), and management attributes the gain to "higher packaging and testing revenue mix and higher factory utilization" rather than price; the EMS half earned a 9.2% gross margin on raw-material costs equal to 78.7% of EMS revenue, and the five largest customers supplied 46.5% of 2025 operating revenues. | weak The filing describes price as contested by contract, not set by Celestica: master supply agreements 'do not typically guarantee a particular level of business or fixed pricing', 'Some of these agreements require us to provide specific price reductions to our customers over the term of the contracts', and the Item 1A risk factor 'We operate in an industry comprised of numerous competitors and aggressive pricing dynamics' says competitors may be 'willing to, or able to make sales or provide services at lower margins than we do'. The site's fundamentals show gross margin at 12.06% in FY2025, up from 8.96% in FY2022, 9.47% in FY2023 and 10.72% in FY2024 — improving, but still low double digits, and the filing attributes the higher margin to mix (HPS is 'higher margin profile than our traditional EMS businesses' and went from 21% to 41% of revenue over the same span) rather than to raising prices. | moderate The 2Q26 remarks describe price as cost pass-through rather than capture: 'As rising costs across the supply chain have become an industry-wide reality, we are taking pricing actions to ensure these increases are appropriately reflected in our product pricing', with the full-year aim, 'through our disciplined pricing strategy', to 'deliver our full year gross margin within the current quarter guidance range' -- holding a band, not widening it. The realised figures show that defence working: gross margin 46.2%, down 0.1 percentage points sequentially, with Q3 guided at 46% plus or minus 1.5 points. The 2.9-point year-over-year decline is not an erosion rate; the company states it 'was mainly due to a one-time benefit in the year-ago quarter.' Holding a mid-40s gross margin through a market the company expects to decline 'by about 15% in units this year' is genuine discipline, but passing rising costs through to defend a guided band is not the ability to price above it. |
| Summary | ASEH sells turnkey assembly and test at a scale most captive IDM lines cannot match: the 20-F says it is "involved in all stages of the semiconductor manufacturing process except circuit design and wafer fabrication", and leans on Taiwan, "currently the largest center for outsourced semiconductor manufacturing in the world", plus a "strategic alliance with TSMC", to sit next to the foundries its customers already use. The durable part is cost position from utilization, not customer capture — the filing concedes customers multi-source and that foundries are moving into advanced packaging from above. | Celestica is a contract design and manufacturing company that has been pulled up the value chain by the AI data-center build-out. Its CCS segment, which builds networking switches, optical systems, data center racks, servers and storage for hyperscalers and other cloud and AI service providers, grew 42% to $9.19 billion in 2025, and Communications alone went from 33% of revenue in 2023 to 57% in 2025. The part of that business with a defensible position is HPS, where Celestica is the designer rather than the assembler: HPS revenue rose 81% in 2025 to 41% of the total, carries a higher margin than traditional EMS work, and rests on a patent portfolio the filing calls integral to the business. That design-in position is what separates it from pure build-to-print capacity. What caps the moat is the customer side of the ledger. The 10-K describes an industry where 'aggressive pricing is a common business dynamic', where master supply agreements guarantee neither volume nor price and some of them 'require us to provide specific price reductions to our customers over the term of the contracts', and where the company bids program by program against Hon Hai, Flex, Jabil, Sanmina, Benchmark and Plexus on the EMS side and Quanta, Wiwynn and Accton on the ODM side, plus Arista and Cisco where a customer might buy an off-the-shelf switch instead. Revenue concentration has tightened as the AI mix grew, from 64% of revenue in the top 10 customers in 2023 to 79% in 2025, with a single customer at 32%. The company also notes its HPS offerings can compete with a customer's own hardware, which may 'negatively impact our relationship with, or result in a loss of business from, such customers'. So the profile is a genuine but program-scoped advantage, held by a company whose fortunes turn on a few buyers' capital plans. | MediaTek is the largest supplier of smartphone application processors by units and has been for as long as Counterpoint's public quarterly table runs. Across all ten quarters it covers, Q1 2024 through Q2 2026, MediaTek is first every time and never below 31%, while the nearest rival never clears 30%; in Q2 2026 it holds 31% against Qualcomm's 23%, Apple's 19%, UNISOC's 13%, Samsung's 9% and HiSilicon's 5%. That is a real, independently counted position, and it is the only part of MediaTek's business for which such a count exists in the sources used here. The same table is the clearest evidence that the position is being defended rather than extended. MediaTek's share moves inside a 31% to 41% band across the ten quarters, and the top of that band has come down -- 41% in Q1 2024, 38% in Q1 2025, 33% in Q1 2026 -- while the 31% of Q2 2026 matches the lows already set in Q4 2024 and Q4 2025 rather than breaking them; measured like for like against the same quarter a year earlier the series runs 34%, 36%, 31%. Counterpoint records MediaTek's shipments falling more than 30% year-over-year in the quarter -- hit in the mainstream and entry tiers by the memory shortage, and in the premium tier by a slowdown in Dimensity 9000 series devices -- while Samsung's Exynos climbed to 9% on Galaxy S26 base variants and mid-tier A-series wins. MediaTek's own 2Q26 remarks show the gross line holding and the operating line not: gross margin of 46.2%, down 0.1 percentage points sequentially and guided at 46% plus or minus 1.5 for the third quarter, against operating income down 22.2% year-over-year on revenue up 1.2%, with operating expenses of NT$47.4 billion against NT$44.5 billion a year earlier. Unit leadership held while the return on it did not. What MediaTek re-uses is design IP. It manufactures nothing itself -- the remarks describe deep design-technology co-optimization with TSMC and close work with advanced-packaging partners -- and they locate the durable asset in a pre-validated library of memory, I/O and connectivity subsystems, 448G SerDes with a Co-Package Copper system solution, CPO development on TSMC's COUPE platform, and an end-to-end 3.5D platform. The spending behind that library is visible in the cost line: operating expenses of NT$47.4 billion in the quarter against NT$44.5 billion a year earlier, with the Q3 operating expense ratio guided at 31% plus or minus 2 points against a gross margin guided at 46% plus or minus 1.5 -- an operating cost base running near a third of revenue. That library is now pointed at two adjacencies. Smart Edge Platforms -- connectivity, computing, automotive and TV SoCs -- is now the larger business, at 53% of revenue in Q2 against mobile's 41%, and grew 26% year-over-year while mobile fell 20%. And the company says it has built its first AI accelerator ASIC for a major US cloud customer, with production scheduled for the fourth quarter of 2026. One adjacency is a target and one is a contribution, and this profile treats them as exactly that. The data center share figure of 15% to 20% is a 2027 target against a served market MediaTek itself sizes at US$80 billion, raised from 10% to 15% only one quarter earlier, and production of the first ASIC was still scheduled for the fourth quarter at the date of the remarks. The RTX Spark AI PC work is corroborated by NVIDIA's own announcement, which credits MediaTek with collaborating on the custom CPU design and contributing to its power efficiency, performance and connectivity -- but the superchip, its Grace CPU, its NVLink-C2C interconnect and its software stack are NVIDIA's, and the systems ship from PC makers, so what MediaTek holds is a design contribution rather than a franchise with a share to count. The claimed share gains in connectivity, computing and automotive carry no number and no third-party count. The honest reading is a company with one durable, independently verified franchise it is holding rather than extending, funding a credible but still unproven move into higher-value silicon on the strength of its IP portfolio. |
| Chain position | Back-end contractor to the AI silicon chain: the 20-F ties its FOCoS, FOCoS-Bridge and 2.5D/3D lines to "ASICs and HBM for HPC, networking, server and AI/ML applications" and "AI accelerators for AI training", and warns that a slowdown in AI demand would leave "lower utilization rates for our specialized equipment". | Celestica sits between component suppliers and the hyperscale buyer, and owns the design only in part of that span. It 'procure[s] substantially all of our materials and components on behalf of our customers pursuant to individual purchase orders that are generally short-term in nature', then designs, assembles, integrates at rack scale and tests the switches, optical systems, servers, storage and data-center racks that cloud, AI and enterprise customers deploy. In ATS it is a pure EMS contractor that does 'not generally collaborate with ATS customers on the design of the solutions we manufacture'; in HPS it is the designer of record or a joint designer. The economics follow that split: the segment where it holds design IP is the one with the higher margin profile. | A fabless designer sitting between its customers and the TSMC-centred manufacturing chain. The 2Q26 remarks describe 'deep design-technology co-optimization (DTCO) with TSMC' and close work with advanced-packaging partners to build 'high-performance ASICs across a broad range of very-large chip sizes using CoWoS and EMIB-T technologies' at nodes down to 2nm, and say MediaTek creates 'significant value beyond semiconductor by orchestrating other key components throughout the supply chain such as memory and substrate' -- a coordinator role as much as a design one. |
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| Long-horizon vote | +0.05 at weight 0.20 · swarm neutral Editorial prior, not backtested. | -0.01 at weight 0.20 · swarm neutral Editorial prior, not backtested. | +0.13 at weight 0.20 · swarm neutral Editorial prior, not backtested. |