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.
| Digital Realty Trust | Netflix | ASE Technology Holding | |
|---|---|---|---|
| Moat rating | narrow The FY2025 10-K's own competitive record cuts both ways. Item 1 says a "high-quality, highly interconnected global portfolio such as ours could not be easily replicated today on a cost-competitive basis," yet Item 1A concedes that competitors have "significantly greater financial, marketing and other resources and more ready access to capital" and that as rivals keep developing space, "rental rates may be reduced or we may face delays in leasing." A durable advantage that its own filing says new supply can price against is bounded, not unassailable. | narrow FY2025 10-K (Item 1, Competition; filed 2026-01-23) calls the entertainment-video market 'intensely competitive and subject to rapid change,' with rivals holding exclusive content rights, 'large content libraries, and significant financial, marketing and other resources' and low member switching friction (members 'can change their plans at any time'). The offsetting durable advantage is monetized scale: the Q2 2026 shareholder letter (2026-07-16) guides 2026 revenue to $51.0-$51.4B at a 31.5% operating margin for an audience 'approaching 1B people' — a content budget and margin structure no pure-play streaming rival matches. | 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 | network effects Item 1 attributes the hard-to-replicate part of the portfolio to connectivity rather than to real estate: "the network density, interconnection infrastructure and connectivity-centric customers in certain of our data centers have led to the organic formation of densely connected data communities that are difficult for competitors to replicate." That community sits on over 232,000 cross connects in over 55 metros, so each network and cloud that lands makes the same building worth more to the next tenant. | cost scale Content and technology spend is amortized across the industry's largest paid streaming membership base: the Q2 2026 shareholder letter (2026-07-16) reports members watched 97B+ hours in H1 2026 for an audience approaching 1B people, with Q2 operating margin of 33% — scale that lets Netflix outspend rivals on programming per subscriber dollar. A secondary intangibles layer sits on top: the FY2025 10-K (Item 1) says Netflix regards its copyrights, trademarks and the original content it produces as 'important to our success.' | 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 | co leader Item 1 claims the title of "the largest global provider of cloud- and carrier-neutral data center, colocation and interconnection solutions," but the Competition section names Equinix and NTT as operators of properties "similar to ours in some of the same metropolitan areas," plus Global Switch and regional operators abroad — a shared top tier on the company's own telling, not a solitary one. | clear leader Nielsen's Media Distributor Gauge for May 2026 (published 2026-07-28): Netflix held 8.0% of total US TV watch-time, the largest of any subscription streamer (Amazon Prime Video 4.5%, Roku Channel 3.1%, Paramount 2.3%); YouTube — an ad-supported, largely user-generated platform — led all distributors at 13.8%. | 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 | strong FY2025 renewals signed re-priced upward in every bucket — +27.0% on greater-than-1 MW space ($146 to $186 per square foot), +4.6% on 0-1 MW ($268 to $280) and +43.0% on other ($49 to $71) — and MD&A expects average aggregate rental rates on 2026 renewals to be positive against the rates currently paid for the same space "on a GAAP basis and on a cash basis." On costs, the filing says utilities expense "is our largest expense category" and that "the vast majority of the expense is passed directly through to our customers," which it credits with significantly mitigating exposure to power-cost increases rather than removing it. The cap: Item 1A warns competitor development could still force rates down. | strong Q2 2026 shareholder letter (2026-07-16): H1 2026 price changes 'in markets like the US, Mexico and Spain, have gone well with the impact consistent with prior price changes and our expectations,' and 2026 revenue growth of 13%-14% is guided as 'driven by growth in memberships and pricing' — repeated increases without guided membership damage. | 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 | Digital Realty rents space, power and connectivity rather than compute: at 2025 year-end its portfolio held 310 data centers and roughly 57.6 million rentable square feet across more than 55 metros in over 30 countries, about 84.7% leased, serving more than 5,000 customers. Two different businesses sit inside that footprint. The greater-than-1 MW wholesale side is a capital-and-power race — 769 MW of projects underway with 64% pre-leased, and land that "could accommodate over 3,500 megawatts of additional data center capacity" — where the 10-K names Equinix, NTT, Global Switch and "various private operators" as rivals and warns that added supply can push rents down. The colocation and interconnection side is the defended half: over 232,000 cross connects and the "densely connected data communities" Item 1 says competitors cannot easily replicate, reinforced by contracts the filing describes as generally running 5-10+ years on large deployments and by improvements "installed at our customers' expense." FY2025 leasing supports that read — renewals signed re-priced +27.0% on greater-than-1 MW space and +4.6% on 0-1 MW — while customer concentration is the offsetting exposure, with the largest customer at roughly 11.7% of annualized recurring revenue. | Netflix's advantage is a self-reinforcing scale loop rather than lock-in: the largest paid streaming audience funds the largest content slate, which in turn wins what the 10-K calls 'moments of truth' against every other use of leisure time. The FY2025 10-K is candid that switching costs are low (members can change plans at any time) and that competition spans linear TV, rival streamers, user-generated platforms, gaming and piracy — so the moat is narrow, not wide. What sustains it now is monetization breadth on top of scale: per the Q2 2026 letter, repeated price increases keep landing 'consistent with prior changes and our expectations,' the ads business is on track to roughly double to ~$3B in 2026, live events drove six of the top 10 member sign-up days of the last five years on just over 5% of content spend, and GenAI workflows (used in roughly 300 titles in 2026) are lowering production cost. Nielsen's May 2026 Gauge places Netflix at 8.0% of total US TV time — the largest subscription streamer, though YouTube leads all distributors at 13.8% — which frames the real long-run contest: attention against free, user-generated video, not just against other paid streamers. | 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 | Landlord to the AI stack — sells the space, power and interconnection that cloud, network and enterprise tenants run compute in (Oracle, IBM, Meta Platforms, AT&T, Comcast and Lumen are among the customers named in Item 1), with roughly 2.9 GW of total in-place IT capacity. | Consumer-facing distributor at the end of the entertainment supply chain: the FY2025 10-K (Item 1) says revenues are 'primarily derived from monthly membership fees,' and Netflix competes two ways — downstream for viewers' leisure time and upstream 'against entertainment video providers and content producers in obtaining content,' both licensed and original; the ads tier adds a second monetization rail on the same distribution asset. | 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 | +0.17 at weight 0.20 · swarm neutral Editorial prior, not backtested. | +0.24 at weight 0.20 · swarm neutral Editorial prior, not backtested. | +0.05 at weight 0.20 · swarm neutral Editorial prior, not backtested. |