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.
| Semtech | EMCOR Group | CXMT | |
|---|---|---|---|
| Moat rating | narrow Semtech’s FY2026 10-K (fiscal year ended January 25, 2026) supports a narrow moat and no more. On the durable side, it owns the LoRa® radio franchise - “our LoRa® devices and wireless radio frequency technology” - which IoT Analytics’ LPWAN Market 2024 release (https://iot-analytics.com/wp-content/uploads/2024/03/INSIGHTS-RELEASE-LPWAN-Market-2024.pdf) ranks first outside China at 41% of LPWAN connections, and it argues that scarce analog talent “has historically made it more difficult for new suppliers in the analog market to quickly develop products and gain significant market share.” On the limiting side, the same filing says its patents do not “create definitive competitive barriers to entry”, that average selling prices “have historically decreased rapidly”, that some customers “can stop incorporating our products into their own products with limited notice to us and suffer little or no penalty”, and that customers in China (including Hong Kong) were 47% of fiscal 2026 net sales. The record is uneven: its income statement shows gross profit of $296,250 thousand on net sales of $868,758 thousand in fiscal 2024, $456,528 thousand on $909,287 thousand in fiscal 2025 and $542,144 thousand on $1,049,975 thousand in fiscal 2026, and the 10-K says difficulties “have adversely impacted” its ability to realise the benefits of the Sierra Wireless acquisition. | narrow The FY2025 Form 10-K describes an edge that holds on large, complex work but not across the trade. On the advantage side, it says an invitation to bid "is often conditioned upon prior experience, technical capability, and financial strength", that its largest projects "typically require significant technical and management skills and the financial strength to obtain performance bonds, which are often a condition to bidding for and winning these projects", and that those projects "represented approximately 58% of our electrical and mechanical construction services revenues in 2025". It adds: "We believe our financial position, operating results, access to bank credit and surety bonding, technical expertise including prefabrication, VDC, and BIM capabilities, and safety record, among other factors, give us an advantage over many of our competitors." Operating margin was 10.1% in 2025 against 9.2% in 2024, and the filing notes the 2025 figure includes a $144.9 million gain on the sale of the United Kingdom operations that "positively impacted operating margin by 85 basis points". On the limiting side, the same Competition section says "relatively few barriers exist to prevent entry into the electrical and mechanical construction services industry" and "there are relatively few barriers to entry into the building services industry". Item 1A adds that "Certain of our competitors have lower overhead cost structures and, therefore, are able to provide their services at lower rates than we are currently able to provide" and that work "is frequently awarded through a competitive bidding process". An advantage confined to bonded, technically demanding projects, in a trade the company itself calls easy to enter, is a narrow moat, not a wide one. | none CXMT's 2026 interim report (published 2026-08-29) names scale and IDM technology as core competencies, but also concedes gaps. It says that compared with the leading international manufacturers the Company 'still has a certain gap in overall scale, technology accumulation and customer resources' (与国际头部厂商相比，公司在整体规模、技术积累、客户资源等方面仍然存在一定差距). It describes its scale effect as 'gradually emerging' (逐步显现), and its gross-margin risk covers the case where the scale effect cannot materialise over the long term (公司规模效应长期无法显现). Its excess returns span a single shortage. The retained-earnings note shows an accumulated deficit of ¥36.65bn entering 2026, after ¥1.87bn of 2025 net profit attributable to the parent, and the first-half 2025 net loss attributable to shareholders was ¥2.33bn. Then first-half 2026 revenue rose 873.64%, which the report attributes to the global DRAM supply shortage, higher prices and sharply higher volumes, and the main-business gross margin reached 84.84%. |
| Moat type | intangibles ip The defensible assets the 10-K describes are intellectual: the LoRa® radio technology, analog and mixed-signal design expertise - “The development of IP and the resulting proprietary products is a critical success factor for us” - and 303 U.S. and 541 foreign patents. The filing itself discounts the patent part (“we do not believe they create definitive competitive barriers to entry”), which leaves the moat in proprietary technology and scarce design know-how rather than in scale or lock-in: Semtech outsources most manufacturing, sold 74% of fiscal 2026 net sales through independent distributors, and its customer agreements “do not require them to purchase a minimum quantity of our products”. | cost scale The 10-K places the advantage in capabilities that come with size rather than in customer lock-in or protected technology. The edge it names is "financial position, operating results, access to bank credit and surety bonding, technical expertise including prefabrication, VDC, and BIM capabilities, and safety record", delivered through "approximately 100 operating subsidiaries" and approximately 44,000 employees. MD&A credits the mechanical construction segment's 2025 result to "a more favorable mix of work and better project execution, including enhanced productivity, due in part to investments in virtual design and construction, prefabrication, and automation". Item 1A makes bonding a scale matter: "if we were to experience an interruption or reduction in the availability of bonding, we may be unable to compete for or work on certain projects." The filing cites no patents as a source of advantage, and switching costs are thin by its own account: "Many of our contracts, especially our building and industrial services contracts, may be canceled or delayed on short notice". | none On the report's own evidence, no candidate moat source qualifies. Cost scale: the report calls DRAM a highly standardised product (高度标准化的产品) in which the cost advantage of scale is a core competency. But CXMT ranks fourth globally by capacity, and the report, calculating on sales, puts Samsung, SK hynix and Micron at 33.96%, 34.48% and 23.41% of the 2025 global DRAM market, so the scale advantage lies with the leaders. IP: it reports 4,484 domestic patents (3,744 of them invention patents) and 3,400 overseas patents as of 2026-06-30. Yet it describes its core technology as reaching 'international advanced level' (国际先进水平) and flags possible IP disputes with competitors. Switching costs: ¥133.48bn of ¥150.31bn first-half 2026 revenue went through distributors, who under the report's revenue note decide their own resale prices. |
| Leadership | fast follower LoRa, the technology Semtech owns, leads outside China; elsewhere Semtech is contesting the front rank. IoT Analytics’ March 21, 2024 release states “When excluding all LPWAN data from China, LoRa has the leading share of global LPWAN connections at 41%—more than double NB-IoT’s share”, though “Globally, NB-IoT has the largest share of LPWAN connections at approximately 54%” and “LoRa’s share of LPWAN connections is decreasing”. In data-center optics, management said on the fiscal Q2 2027 call (TradingKey machine transcript, https://www.tradingkey.com/news/transcripts/262131465-tradingkey) that at “800 gig, we had the market share about 18%. So over the 2 years, we have grown the market share well over 50% for 800 gig”, a company figure; an independent September 2024 newsletter (Deep Fundamental) had instead named Marvell and MACOM “the dominant players” in drivers and TIAs and said Semtech “has struggled to keep pace since the transition to 200G”. A third-party lead measured at the technology level rather than as Semtech’s own share, a company-reported share that the only independent view contradicts, and no ranking for its other lines do not evidence co-leadership, so the band is fast follower. | co leader The 10-K gives no market share. It calls the field "highly fragmented" with "thousands of small companies across the United States", adds that "there are a number of larger companies focused on providing electrical and/or mechanical construction services, such as APi Group Corporation, Comfort Systems USA, Inc., Dycom Industries, Inc., Everus Construction Group, Inc., IES Holdings, Inc., MasTec, Inc., MYR Group Inc., Quanta Services, Inc., and Tutor Perini Corporation", and describes EMCOR as "one of the largest specialty contractors in the United States", which is the company's own account. Outside the filing: Wikipedia's EMCOR article (https://en.wikipedia.org/wiki/Emcor) states that "In 2025, the company was ranked 2nd by Engineering News-Record on its list of the largest 600 specialty contractors by revenue"; its footnote links ENR's 2025 Top 600 preview page, which refused this fetch with HTTP 403, so the rank was not read at ENR itself (the footnote's title also reads 2024 while its link is the 2025 page). Statista's summary of the ENR survey for 2018 (https://www.statista.com/statistics/467307/leading-us-firms-in-mechanical-based-on-revenue, published Oct 21, 2019) says "EMCOR Group was ranked as the leading mechanical contractor based in the United States in 2018" and that the overall survey was "topped by electrical contractor Quanta Services and closely followed by EMCOR Group". A filing-based check agrees on scale against one named rival: stored fundamentals from the FY2025 10-Ks show EMCOR revenue of $16,986,422 thousand against $9,101,641 thousand for Comfort Systems USA (https://www.sec.gov/Archives/edgar/data/1035983/000110465926017530/0001104659-26-017530-index.htm). Second place on a revenue ranking of 600 specialty contractors, in a field the 10-K says has thousands of firms, is co-leadership rather than clear leadership; the ranking evidence is second-hand or dated, so the band is held at co-leader and no higher. | fast follower TrendForce (2026-09-24) reports that CXMT's global DRAM revenue share rose to 9.5% in 2Q26 from 7.6% in 1Q26, 'placing it fourth behind Samsung at 39.4%, SK hynix at 24.9%, and Micron at 23.3%'. It is catching up through generation-skipping R&D. The interim report had its fifth process platform in customer certification, and a voluntary disclosure on 2026-09-21 announced that platform's mass production, adding that its products are not yet in scale sales and yields need time to ramp. TrendForce's listing analysis (2026-07-28) still says CXMT 'still trails Samsung, SK hynix, and Micron in advanced processes, product performance, yields, and certification by high-end customers'. |
| Pricing power | moderate The 10-K describes a market where prices fall: “In the past, we have reduced the average selling prices of our products in anticipation of future competitive pricing pressures”, and Semtech’s products “are typically differentiated in performance but are priced competitively”. Margins have nonetheless climbed with the data-center mix: the fiscal Q2 2027 release (https://www.sec.gov/Archives/edgar/data/0000088941/000008894126000028/smtc-07262026x8k991.htm) reports GAAP gross margin of 53.8% against 52.1% a year earlier and guides fiscal Q3 adjusted gross margin to 58.3% +/- 100 bps, or 63.9% excluding the business held for sale. The release does not separate price from mix. | moderate Margins have widened, but the filing says most work is bid. The 2025 Annual Report's five-year highlights show gross profit of $1,501,737 thousand on revenues of $9,903,580 thousand in 2021, $2,089,339 thousand on $12,582,873 thousand in 2023 and $3,282,988 thousand on $16,986,422 thousand in 2025; MD&A gives gross profit margin of 19.3% in 2025 against 19.0% in 2024. The Q2 2026 release (https://emcorgroup.com/application/files/3517/8535/6062/2Q26_Earnings_Release_Final.pdf) reports operating margin of 10.6% against 9.6% a year earlier, and the chief executive said "We remain focused on maintaining pricing discipline, carefully selecting project opportunities, and executing at a high level across our operations." The limits are in the 10-K: "Competition can place downward pressure on our contract prices and profit margins"; on commodities, "While we believe we can increase our prices to adjust for some price increases in commodities, there can be no assurance that price increases of commodities, if they were to occur, would be recoverable", and "certain of our contracts do not allow us to adjust our prices"; and Note 3 shows projects whose profitability was revised down by more than $1.0 million each reduced operating results by $85,941 thousand in 2025, against $66,319 thousand in 2024. | weak CXMT is a price taker riding the cycle. The interim report attributes first-half revenue growth to the global DRAM supply shortage, rising prices and sharply higher volumes. It records industry prices between 2015 and 2025 as high as $7.89/GB and as low as $1.78/GB in first-half 2023, and it states that the continued steep price rise is not sustainable. Main-business revenue was ¥15.22bn against cost of ¥13.29bn in first-half 2025, and ¥150.04bn against ¥22.75bn in first-half 2026. Most sales go through distributors, who set their own resale prices. |
| Summary | Semtech is an analog and mixed-signal chipmaker being reshaped around two franchises. The first is AI data-center connectivity in its Signal Integrity segment - FiberEdge TIAs and drivers for optical transceivers and CopperEdge redrivers for active copper cables - whose net sales the FY2026 10-K reports at $322,608 thousand in fiscal 2026 against $177,033 thousand in fiscal 2024; the March 2026 HieFo acquisition added foundries that make devices for data-center interconnects. The second is LoRa, the long-range, low-power radio that IoT Analytics ranks as the leading LPWAN technology outside China. Around them sit protection devices, sensing and power products, and the IoT Systems business inherited from Sierra Wireless, whose cellular-module unit Semtech has agreed to sell to Compal Electronics for US$62 million (ABI Research, September 9, 2026, https://www.abiresearch.com/market-research/insight/7788486-compal-electronics-takes-semtechs-mantle-t). Momentum is strong: the fiscal Q2 2027 release reports record net sales of $341.9 million, up 33% year over year, and management said data-center revenue hit a record $100 million in the quarter. But the 10-K is frank about limits - rapid ASP erosion, customers that can drop its parts with little notice, 47% of sales to China, competitors that are “much larger and better resourced than we are”, and patents that do not bar entry. Proprietary technology in two growing niches, rather than a locked-in customer base, makes the moat narrow. | EMCOR Group installs and services electrical and mechanical systems in non-residential buildings and plants. Its FY2025 10-K reports revenues of $16.99 billion, approximately 72% from construction operations, approximately 21% from building services and approximately 7% from industrial services, through "approximately 100 operating subsidiaries"; the United Kingdom operations were sold on December 1, 2025. Data centres now drive the construction book: the network and communications market sector was $2,461,883 thousand, or 48%, of electrical construction segment revenue in 2025, against 34% in 2023, and $1,670,355 thousand, or 23%, of mechanical construction segment revenue, against 8% in 2023. Remaining performance obligations were $13.25 billion at the end of 2025, and the Q2 2026 results release (2026-07-30) put them at "a record $17.14 billion, compared to $11.91 billion as of June 30, 2025", with revenue guidance for 2026 raised to $20.00 billion - $20.50 billion. The 10-K's case for an edge is that bids for large work are "often conditioned upon prior experience, technical capability, and financial strength" and require performance bonds, and that EMCOR's balance sheet, bonding, prefabrication and VDC capabilities and safety record "give us an advantage over many of our competitors". The same filing sets the limits: the industry is "highly fragmented and our competition includes thousands of small companies across the United States", "relatively few barriers exist to prevent entry", most revenue comes from "projects requiring competitive bids", some rivals can price "at lower rates than we are currently able to provide", customers' in-house staff compete for building services, and the 10-K warns that if data centre spending "were to decrease, demand for our services could decline as we transition our resources to other sectors". Gross margin rose to 19.3% in 2025 from 19.0% in 2024, which MD&A attributes to "improved revenue mix and excellent project execution". A scale and execution edge on large, bonded projects, re-tested at every bid in an industry with low entry barriers, is a narrow moat. | CXMT (ChangXin) is a Hefei-based IDM that designs and fabricates DDR5 and LPDDR4X/LPDDR5/5X/LPDDR6 memory and sells DRAM wafers, chips and modules. Its 2026 interim report says it reached its fourth process platform through a 'generation-skipping' (跳代研发) R&D strategy, and that it ranks first in China and fourth globally by shipments and sales. First-half 2026 revenue was ¥150.31bn (DDR series ¥69.47bn, LPDDR series ¥78.19bn), with a main-business gross margin of 84.84%. TrendForce puts its 2Q26 DRAM revenue share at 9.5%, up from 7.6% in 1Q26. The position is real but recent. The report concedes gaps to the three leaders in scale, technology and customers. The customers it names are Alibaba Cloud, ByteDance, Tencent, Lenovo, Xiaomi, Transsion, Honor, OPPO and vivo. On 2026-06-08 the US Defense Department added its subsidiary ChangXin Memory to the Section 1260H list. TrendForce notes that export controls leave CXMT relying on DUV multiple patterning rather than EUV, and that its prospectus 'has not disclosed a clear mass-production timetable' for HBM. The report itself warns that the continued steep rise in DRAM prices is not sustainable (价格的持续大幅上涨不具备可持续性) as international makers add capacity. |
| Chain position | Semtech sells mostly through independent distributors (74% of fiscal 2026 net sales) to OEMs. In AI data centers its FiberEdge and CopperEdge parts go into the optical transceivers and active copper cables that module and cable makers build, and the 10-K says hyperscale cloud providers “are generally our indirect customers”. Two customers took 14% and 11% of fiscal 2026 net sales, and customers in China (including Hong Kong) 47%. | EMCOR builds the electrical and mechanical plant inside facilities, increasingly data centres: the 10-K says capital spending on data center infrastructure "is rapidly expanding, which has increased demand for our services in recent years". It works directly for owners and "indirectly by acting as a subcontractor to general contractors, systems suppliers, construction managers, developers, property managers, and other subcontractors". Upstream, "we rely on third-party vendors and manufacturers to supply much of the materials and equipment necessary for our operations", with commodity exposure to "copper and steel" and fuel for a fleet of approximately 14,400 vehicles. | Upstream DRAM IDM selling wafers, chips and modules to server, smartphone, PC and automotive makers, mostly through distributors (¥133.48bn of ¥150.31bn first-half 2026 revenue). |
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| Long-horizon vote | +0.06 at weight 0.20 · swarm neutral Editorial prior, not backtested. | +0.13 at weight 0.20 · swarm neutral Editorial prior, not backtested. | -0.06 at weight 0.20 · swarm bullish Editorial prior, not backtested. |