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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.

comparing Lumentum Holdings×Super Micro Computer×MediaTek× maximum of 3 — remove one to swap
Lumentum Holdings LITE ai moat: latest change 2025-08-19 Super Micro Computer SMCI ai moat: latest change 2026-08-31 MediaTek 2454.TW ai moat: latest change 2026-07-31
Moat rating narrow

FY2025 10-K (filed 2025-08-19) grounds a narrow rating: on one side ~1,020 U.S. and ~1,100 foreign patents with expirations through 2045 plus vertically integrated wafer fabs (US, UK, Japan, Thailand) behind its laser chips and photonic ICs; on the other, Item 1A states optical communications products 'have increasingly become subject to commoditization' with 'predominantly Asia-based competitors' intensifying pricing pressure and a historical 'continued decline of average selling prices' expected to continue.

source: sec.gov

narrow

The FY2026 10-K describes a genuine but bounded advantage. On the asset side the filing claims a modular Server Building Block Solutions architecture, over 3,500 R&D employees, in-house design control over many sub-systems, and that Supermicro believes it is 'the only major server, storage, and accelerated compute platform vendor that designs, develops, and manufactures a significant portion of its systems in the United States.' Against that, the same filing calls its market 'highly competitive, rapidly evolving,' concedes that 'most of our competitors have longer operating histories, significantly greater resources, greater name recognition, or deeper market penetration,' reports intensified competition from 'predominantly Asia-based' entrants 'leading to pricing pressure,' and states that pricing pressure has produced 'a continued decline of average selling prices across our business and we expect that these historical trends will continue.' It also disclaims patent dependence outright. A durable-but-shallow advantage in time-to-market and integration, sitting on top of a commoditizing box business, is narrow rather than wide.

source: sec.gov

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.

source: mediatek.com

Moat type intangibles ip

Per the FY2025 10-K, the moat rests on intangibles/IP and process know-how: patent portfolio (~1,020 U.S. / ~1,100 foreign, ~780 pending), InP laser and photonic-integrated-circuit technology (Oclaro, NeoPhotonics acquisitions), coherent DSP/ASIC lines (IPG telecom transmission acquisition), and its own wafer fabrication, assembly and test facilities — the company states it does not broadly license its IP absent adequate consideration or cross-licenses.

source: sec.gov

cost scale

The filing locates the advantage in design-and-manufacturing scale, not in IP or lock-in. It says the company manufactures the majority of its systems at its San Jose headquarters with assembly, test and QC also in Taiwan, the Netherlands and Malaysia, and that this structure lets it 'reduce time to delivery, mitigate the impact of tariffs and regional costs, and reduce overall manufacturing costs.' Its own list of principal competitive factors includes 'cost-effective design and manufacturing' and 'sufficient manufacturing capacity necessary to support market demand.' Intangibles are explicitly ruled out as the source: 'neither our business as a whole nor any of our principal businesses are materially dependent on a single patent,' with reliance placed 'primarily on trade secrets, technical know-how.' Switching costs are weak by the filing's own account: it 'typically sell[s] products pursuant to purchase orders rather than long-term purchase commitments,' and customers 'have, and others may in the future, cancel or defer purchase orders on short notice without incurring a significant penalty.'

source: sec.gov

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.

source: mediatek.com

Leadership co leader

Mixed by layer: the FY2025 10-K self-describes Lumentum as 'a leading provider of optical and photonic products... recognized as an industry leader based on revenue and market share' (company's own characterization), while LightCounting's May 2026 optical vendor landscape places Lumentum near the bottom of its transceiver-only Top 10 — noting the list 'accounts for sales of optical transceivers only, excluding all other products, which explains lower rankings of Coherent and Lumentum' and that 'Neither CIG nor Lumentum plan to stay at the bottom of the list for much longer.' Co-leader in optical components/chips; follower in merchant transceiver modules behind Innolight and Eoptolink.

source: sec.gov

at parity

The filing claims no market-share leadership and gives no share figure. It states 'we believe that we compete favorably with respect to most of these factors' while immediately conceding that 'most of our competitors have longer operating histories, significantly greater resources, greater name recognition, or deeper market penetration,' naming Cisco, Dell, Hewlett-Packard Enterprise and Lenovo plus ODMs Foxconn, Quanta Computer and Wiwynn. The one leadership claim it does make is narrow and structural — that it believes it is the only major vendor in its class manufacturing a significant portion of its systems in the United States — plus a stated goal (not an achievement) to 'be the first to market with superior product designs.' Competing favorably against larger, better-penetrated rivals without asserting share leadership is parity, not leadership.

source: sec.gov

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.'

source: mediatek.com

Pricing power moderate

The May 5, 2026 Q3 FY2026 earnings release shows current pricing traction — CEO cites 'operational rigor, pricing discipline, and product mix' behind a 540 bps sequential non-GAAP gross-margin gain to 47.9% — but the FY2025 10-K states pricing pressures 'have led to a continued decline of average selling prices across our business and we expect that these historical trends will continue,' so power is cyclical/mix-driven rather than structural.

source: sec.gov

weak

The filing states pricing pressure explicitly and repeatedly. 'Historically, these pricing pressures have led to a continued decline of average selling prices across our business and we expect that these historical trends will continue.' On large orders: 'Large orders are generally subject to intense competition and pricing pressure which can have an adverse impact on our margins and results of operations.' It concedes it has 'accepted customer orders with various types of component pricing protection' which 'increased our exposure to component pricing fluctuations and have adversely affected our financial results in certain quarters,' and that FY2026 industry supply constraints in memory, storage, GPUs and CPUs affected 'the pricing of these items.' Its stated remedy is aspirational rather than realized: it 'must continue to develop more advanced, differentiated products that command a premium.' The filing gives no gross-margin trend in Item 1/1A; margin appears there only as a downside — excess or obsolete inventory 'would reduce our gross margin.'

source: sec.gov

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.

source: mediatek.com

Summary

Lumentum is an optical and photonics supplier whose FY2025 10-K describes two segments: Cloud & Networking ($1,410.8M of $1,645.0M FY2025 revenue) spanning datacom transceivers (Cloud Light), laser chips/EML transmitters, photonic ICs, co-packaged optics, optical circuit switches, and telecom transport (ROADMs, tunable and coherent components, pump lasers); and Industrial Tech ($234.2M) in fiber/ultrafast/diode lasers and 3D-sensing VCSELs. AI datacenter demand has inflected the business: the May 5, 2026 Q3 FY2026 release reports record revenue of $808.4M, up 90.1% YoY, with non-GAAP gross margin of 47.9% and the CEO crediting laser-chip strength, 'scale-across' components (pump lasers, narrow-linewidth laser assemblies), and pricing discipline, with co-packaged optics and optical circuit switches named as the next growth drivers. The moat is real but narrow: differentiation lives in photonic chip IP and vertical fab integration, while the transceiver-module layer commoditizes — LightCounting's May 2026 vendor landscape ranks Lumentum near the bottom of its transceiver-only Top 10 behind Innolight ($5.3B 2025 revenue) and Eoptolink, and Cignal AI (April 21, 2026) sizes 2025 datacom optical component revenue above $19B, up more than 70%, a market where scale rivals are growing as fast or faster. Customer concentration (top customers 16.0% and 15.4% of FY2025 revenue) and the 10-K's ASP-decline language cap the rating below wide.

Supermicro's edge, as its FY2026 10-K frames it, is speed and integration built on a common modular parts bin: it works with NVIDIA, Intel and AMD to 'align the design of our new products with their product release schedules,' then 'quickly assemble a broad portfolio of solutions by leveraging common building blocks across product lines.' During FY2026 it pushed that advantage up a level, growing Data Center Building Block Solutions to 'more than ten key subsystems' — coolant distribution units, heat exchangers, power shelves, switching, management software — and deploying DLC-2 liquid cooling the filing credits with up to 98% per-rack heat capture and up to 40% lower data center power draw. But the filing's competition and risk discussion is candid that this sits inside a price-taking market: ASPs decline structurally, one customer exceeded 10% of net sales in FY2026, and ODMs 'benefit from their scale and very low-cost manufacturing' while increasingly selling their own brands.

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

Upstream photonics supplier into AI/cloud datacenter and telecom infrastructure: sells transceivers, laser chips, CPO components and OCS to cloud operators, AI infrastructure providers and NEMs, and also supplies components to transceiver makers who compete with it ('Some of these competitors are also our customers' — FY2025 10-K). Concentrated demand: Customer A 16.0% and Customer B 15.4% of FY2025 net revenue; manufacturing concentrated in Thailand, China, UK, Slovenia, Japan and US with sole/limited-source component exposure.

Downstream system integrator: it converts third-party accelerators and CPUs (NVIDIA Blackwell/GB300 NVL72, AMD Instinct MI350, Intel Xeon 6) into validated racks, liquid cooling and full data-center building blocks sold to cloud service providers and enterprises. The AI angle is central, not incidental — the filing devotes a risk factor titled 'The AI industry has driven a significant portion of our recent success' and states 'A portion of the recent success of our server and storage solutions has been dependent on the integration of our products and services within the AI industry.'

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.

Products (share / barrier)
  • AI and HPC rack-scale systems (Total IT Solutions) Challenger · Moderate source: sec.gov
  • DLC-2 direct liquid cooling and thermal subsystems Unknown · Moderate source: sec.gov
  • Data Center Building Block Solutions (DCBBS) Unknown · Moderate source: sec.gov
  • SuperStorage and AI-optimized storage systems Unknown · Low source: sec.gov
  • Supermicro server management software suite Niche · Low source: sec.gov
Long-horizon vote +0.13 at weight 0.20 · swarm bullish

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-0.01 at weight 0.20 · swarm neutral

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+0.13 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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