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.
| AppLovin | United Microelectronics Corporation | Walmart | |
|---|---|---|---|
| Moat rating | narrow The filing's own words support a narrow moat. Auctions run 'at vast scale and at microsecond-level speeds,' revenue is earned only 'when our advertisers achieve their return on advertising spend targets,' and FY2025 adjusted EBITDA margin was 82.3%. What limits the width: clients 'are not required to enter into long-term agreements' and 'Substantially all of the Company's contracts with customers are cancelable at any time'; the solutions 'primarily operate in the mobile app ecosystem and specifically mobile gaming'; and distribution runs through 'the Apple App Store, the Google Play Store, and Meta' while AppLovin relies 'in part on IDFA.' | narrow The FY2025 20-F Competition section cuts both ways: UMC calls itself "one of the world's largest independent semiconductor foundries" with production capacity "currently among the largest of all semiconductor foundries in the world" and says it believes it competes favorably with competitors on each principal element of foundry competition, yet in the same section concedes that "[s]ome of our competitors have substantially greater production, financial, research and development and marketing resources than we have" and that "several new dedicated foundries have commenced operations and compete directly with us," whose entry is "likely to initiate a trend of competitive pricing and create potential overcapacity in legacy technology" that "may erode our profit margins." A real but bounded advantage, not a durable wide one. | narrow Graded on the Item 1A text this run could read from the FY2026 10-K, which is where the filing argues hardest against a wide band. It says "each of our segments competes for customers, employees, digital prominence, products and services" with local, regional, national and global physical, eCommerce and omnichannel retailers, social commerce platforms, wholesale club operators, retail intermediaries "and emerging agentic shopping tools and platforms," that "the omnichannel retail landscape is highly competitive and rapidly evolving, and the entry of new, well-funded competitors, or more rapid development of AI capabilities and agentic tools by these competitors ... may increase competitive pressures," and concedes that "for eCommerce and other internet-based businesses, newer or smaller businesses may be better able to innovate and compete with us" and that there "can be no assurance" Walmart can adopt AI "as quickly or effectively as our competitors." It also warns of retail consolidation producing rivals with "improved financial resources, improved access to merchandise, greater market penetration." The filing claims no market share, rank or scale advantage anywhere in the text available here, and its own competitive-landscape discussion sits in Item 1, which the cached read-through returned only as a cross-reference; a wider band would not be sourced. |
| Moat type | network effects Network effects, with a caveat. The 10-K states the loop: as more advertisers use the solutions 'we gain access to more data regarding users and user engagement,' 'further strengthening our scaled distribution,' and 'As our distribution grows, we gain better insights for Axon AI.' The mechanism is two-sided matching of advertiser demand to publisher supply, though much of the force comes from data-and-learning scale. It is not switching costs, since contracts are 'cancelable at any time,' nor intangibles or IP, since 'there can be no assurance that we will adequately protect our intellectual property or that it will provide any competitive advantage.' | intangibles ip The 20-F states plainly that "Our success depends on our ability to obtain patents, licenses and other intellectual property (IP) rights covering our production processes and activities," and reports more than 16,700 patents worldwide as of December 31, 2025, of which more than 7,490 are in the U.S., 623 domestic and foreign patents granted in 2025 alone, NT$17,725 million of R&D (7.5% of operating revenues) and 1,591 R&D professionals. The Competition section names where UMC believes it wins: it competes favorably "particularly [on] our technical competence and research and development capabilities." The proprietary specialty-process library, not scale or a network, is the cited source of the advantage. | cost scale What the readable text does describe as durable is physical and logistical scale rather than lock-in or IP. It says Walmart sources "from a wide variety of domestic and international suppliers," that global sourcing is "an important factor in our financial performance," and that finding suppliers able to supply "in the large volumes we may demand" is itself a challenge; it describes a network of stores, clubs and distribution and fulfillment centers in which "many products available for purchase online can be picked up by the customer or member at a local Walmart store or Sam's Club, which provides additional customer traffic at such stores and clubs"; and it lists "supply chain automation and enhancements" among the investments backing the strategy. The first competitive lever it names is "the prices at which we sell our merchandise." The filing offers no intangibles or switching-cost claim beyond noting that protection of its trademarks, copyrights, domain names, patents and trade secrets "may not be available in every jurisdiction." |
| Leadership | at parity The filing discloses no share of any market, names 'Meta, Google, Amazon, and Unity Software' as competitors, and concedes rivals 'may have greater resources' and 'better technological or data analytics capabilities, or stronger brands or competitive positions in certain product segments.' Its one positional statement is parity language: 'We believe we compete favorably with respect to these factors.' Two unquantified points cut upward: Meta and Google are also clients, and MAX is called 'the preferred in-app bidding solution for many publishers worldwide.' | fast follower UMC describes a deliberate follow strategy in the 20-F: it intends "to avoid investments in technologies that do not present commercial potential for volume production" and believes "it is beneficial to defer investment in premature equipment needed to claim the earliest advanced technology and instead to purchase more advanced and less expensive versions of such equipment from vendors who design this equipment based on pre-production lessons learned from the earliest technology." The node ladder bears this out: the most advanced process in production in 2025 is Fab 12A's 0.014 micron, wafers at 14 nanometers and under rounded to 0.0% of wafer sales in each of 2023, 2024 and 2025, and the next rung — UMC's own 12nm FinFET process, which Intel replicated in 2025 "based on our electrical design rules and UMC-verified process" for manufacture at its Arizona fab — is only "expected to begin in 2027." | co leader The 10-K text available this run asserts no rank or share for Walmart. The band reflects two things the filing does say: that its strategy is meant to let it "maintain or grow our overall market position" across segments that already compete at global scale, and that it does not describe itself as ahead in the channels that matter most to it - "for eCommerce and other internet-based businesses, newer or smaller businesses may be better able to innovate and compete with us," and on AI adoption "there can be no assurance that these investments will deliver the anticipated benefits, or that we will be able to adopt and leverage these technologies as quickly or effectively as our competitors." Treat this band as bounded by the missing Item 1 competition discussion, not as a measured position. |
| Pricing power | strong Strong, with the mechanism shown. The 10-K states that 'Advertisers are charged dynamically based on their campaign goals , rather than a simple fixed price per impression or per action.' Growth composition is the evidence: FY2025 revenue +70% with 'the volume of installations increased 3% and net revenue per installation increased 72%'; H1 2026 +56% with per-installation revenue +75% against 'a decrease in the volume of installations of 10%.' Adjusted EBITDA margin was 82.3% in FY2025 and 84.2% in H1 2026, though payment is performance-contingent and contracts cancel at will. | weak The 20-F claims no premium — "our current level of pricing is comparable to that of other leading foundries in each respective geometry" — and reports that 2025 average selling price declined 5.4%, driving gross margin down from 32.6% in 2024 to 29.0% in 2025 even as 12-inch-equivalent wafer shipments rose from 3,446 thousand to 3,870 thousand and average capacity utilization improved from 68.7% to 75.2%. It also notes that "[p]rices for wafers of a given level of technology generally decline over the processing technology life cycle." | weak The filing names price first among the ways it competes - "we compete in a variety of ways, including the prices at which we sell our merchandise" - and states that higher supplier labour and material costs may "adversely impact product margins ... that we are unable, or choose not, to pass on to our customers." It adds that macro conditions can "change the mix of products we sell to any one or more markets with a lower average gross margin" and "result in slower inventory turnover and greater markdowns of inventory." In health and wellness the price is set by counterparties, not by Walmart: "a large majority of our retail pharmacy net sales are generated by filling prescriptions for which we receive payment through established contractual relationships with third-party payers and payment administrators, such as private insurers, governmental agencies and pharmacy benefit managers," exposing it to "reductions in the third-party reimbursement rates for drugs." |
| Summary | One reportable segment: an AI-priced auction matching advertiser demand to publisher supply, where 'Revenue from Axon Ads Manager comprises substantially all of our revenue.' The filed flywheel is real - more advertiser spend yields more user-engagement data, 'further strengthening our scaled distribution,' which feeds Axon AI - and it converts: FY2025 revenue $5.48B, up 70%, at an 82.3% adjusted EBITDA margin, carried by price (net revenue per installation +72%) not volume (installations +3%). What the filing does not evidence is a lock. Contracts are cancelable at any time, revenue concentrates in mobile gaming, and the distribution and identifier layers belong to Apple, Google and Meta - two of whom are simultaneously named competitors and disclosed clients. Wide margins with no disclosed structural lock is narrow. | UMC's durable asset is a proprietary mature- and specialty-node process library — 55/40/28/22nm embedded memory for MCU and automotive, 55/40/28/22/14nm embedded high-voltage for display drivers, 110/55nm BCD for power management, 55/28/22nm BSI-CSI for image sensors and 110/90/55/40nm RF-SOI — backed by more than 16,700 patents worldwide at end-2025 and 7.5% of revenue spent on R&D. That library keeps a concentrated customer base qualified into UMC's fabs (top ten customers were 57.0% of 2025 operating revenues; Texas Instruments, Intel, MediaTek, Realtek and Novatek are named as primary customers). What it does not buy is price: 2025 average selling price fell 5.4% and gross margin fell from 32.6% to 29.0%, while the filing warns that new dedicated foundries are likely to initiate competitive pricing and overcapacity in legacy technology. | In the FY2026 10-K text readable this run, Walmart describes an "enterprise strategy, which combines traditional retail, membership models, marketplaces, financial services, health and wellness and other customer and business services into a series of interconnected assets to make it seamless for customers to interact with us," carried by stores, clubs and distribution and fulfillment centers that double as pickup and delivery nodes and by continuing investment in eCommerce, AI and supply chain automation. The filing sets its own limits on that: it calls the omnichannel landscape "highly competitive and rapidly evolving," warns that well-funded entrants and faster AI or agentic tooling by rivals may increase pressure, that smaller businesses may out-innovate it online, and that "a greater concentration of eCommerce sales, including increasing online grocery sales and the increasing role of AI-enabled platforms in product search, discovery, advertising and purchasing, could result in a reduction in the amount of traffic in our stores and clubs." On economics it concedes supplier cost increases it may be "unable, or choose not, to pass on to our customers," and it points investors to "advertising and other higher-margin initiatives (which are expected to help drive our operating income growth at a rate faster than net sales over the long term)" rather than to price. |
| Chain position | Demand-side AI ad platform: it monetizes third-party mobile-game publishers' inventory and sells outcomes to advertisers, so it sits downstream of Apple/Google app distribution and Apple's IDFA identifier layer and upstream of publisher monetization. Meta and Google are simultaneously named competitors and disclosed clients. Single reportable segment after the June 2025 Apps divestiture. | Mature- and specialty-node wafer supplier: 2025 wafer sales were 41.4% communication, 30.6% consumer and 11.6% computer, with the AI tie indirect — 2.5D silicon interposers with deep-trench capacitors shipped to major customers for HPC, cloud computing and LLM applications. | A retailer that also intermediates: it sells its own sourced merchandise, hosts third-party marketplace sellers for whom it may provide "fulfillment, inventory management, tax collection, payment processing, content," sells digital advertising against that traffic, dispenses prescriptions under PBM and payer contracts, and offers financial services "including through our digital channels, stores and clubs, as well as our OnePay fintech venture." |
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| Long-horizon vote | +0.11 at weight 0.20 · swarm neutral Editorial prior, not backtested. | -0.01 at weight 0.20 · swarm neutral Editorial prior, not backtested. | +0.05 at weight 0.20 · swarm neutral Editorial prior, not backtested. |