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.
| United Microelectronics Corporation | Qualcomm | ASE Technology Holding | |
|---|---|---|---|
| Moat rating | 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 Qualcomm's advantage is real but concentrated in one segment. The FY2025 10-K (filed 2025-11-05) describes its portfolio as "the most widely and extensively licensed in the industry" and says the industry "generally recognizes that any company seeking to develop, manufacture and/or sell certain cellular products requires a license or other rights to use our patents". That licensing leg produced $5,582M of FY2025 revenue against $38,367M at QCT, where Apple, Samsung and Xiaomi are all named in the vertical-integration risk factor and Apple already "utilizes its own modem... in certain of its smartphones". The filing frames the QCT loss as expected rather than realised. | 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. |
| Moat type | 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. | intangibles ip The durable asset is intellectual property accumulated since Qualcomm's founding "in 1985". The patents have "broad coverage in many countries, including Brazil, China, India, Japan, South Korea, Taiwan, the United States and countries in Europe" and are licensed "to hundreds of companies on industry-accepted terms", with royalties set as "a percentage of the wholesale (i.e., licensee's) selling price... subject to per unit minimums and/or per unit caps". R&D of $9,042M equalled 20% of revenues. Manufacturing is fabless "other than for certain of our RFFE modules and RF filter products", for which Qualcomm owns fabs in Germany and Singapore. | 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". |
| Leadership | 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 Leadership is clear in licensing and contested in silicon. The 10-K names no rival licensing programme and asserts the portfolio is "the most widely and extensively licensed in the industry", while calling QCT's industries "intensely competitive" and naming eleven competitors (Broadcom, HiSilicon, MediaTek, Mobileye, Nvidia, NXP, Qorvo, Samsung, Skyworks, TI, UNISOC); "continue to be a leader in mobile" appears in a list of things future success depends on, so it reads as aspiration, not share. The band therefore rests on the licensing leg, roughly 13% of revenue. FY2025 10%-plus customers were 21%, 20% and 13%; in 9M FY2026 only two cleared 10%. | 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. |
| Pricing power | 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." | moderate QTL margins held at 72% in FY2025 and 73% in 9M FY2026, though Q3 FY2026 alone slipped to 69% from 71%, and the $111M revenue gain there is attributed to revenues per unit "primarily driven by favorable mix" rather than to price. At QCT, the fall to 26% from 30% is explained by "lower gross margin, primarily driven by higher product cost, partially offset by higher average selling prices" plus lower revenues, so the pressure is cost rather than price; FY2025 handsets rose $2,930M, of which $2.5B came from higher revenue per chipset. Against that, "declining average selling prices" is a standing risk-factor title, "particularly pronounced in emerging regions and China". | 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. |
| Summary | 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. | Qualcomm has two legs pointing in opposite directions. QTL (FY2025 revenue $5,582M, EBT margin 72%) rests on a portfolio the 10-K calls "the most widely and extensively licensed in the industry", with royalties struck on the licensee's wholesale device price under per-unit minimums and caps; its durability is dated in the filing, since "our patent license agreements with key OEMs are generally long-term, with terms expiring at varying dates between fiscal 2027 and 2031", some with binding-arbitration renewal clauses, and Huawei's licence has already expired, removing its royalties from QTL revenue from Q2 FY2025. QCT ($38,367M, 87% of segment revenue) is the leg under pressure: its three 10%-plus customers all build their own silicon, Apple already ships its own modem, and QCT EBT margin fell to 26% in Q3 FY2026 from 30%. | 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. |
| Chain position | 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. | Every figure and quotation is drawn from the FY2025 10-K and the Q3 FY2026 10-Q. Where the filings state no market share, the share band is left unknown rather than inferred, and barrier bands follow the filings' own language, which states a barrier to entry only for automotive. | 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". |
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| Long-horizon vote | -0.01 at weight 0.20 · swarm neutral Editorial prior, not backtested. | +0.13 at weight 0.20 · swarm bearish Editorial prior, not backtested. | +0.05 at weight 0.20 · swarm neutral Editorial prior, not backtested. |