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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 United Microelectronics Corporation×Nokia×Coherent Corp× maximum of 3 — remove one to swap
United Microelectronics Corporation UMC ai moat: latest change 2026-04-30 Nokia NOK ai moat: latest change 2026-03-05 Coherent Corp COHR ai moat: latest change 2026-08-14
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.

source: sec.gov

narrow

The advantage is narrow and confined to one small unit. In the FY2025 20-F (filed 2026-03-05), Nokia Technologies turned EUR 1 501m of net sales into EUR 1 059m of operating profit (70.6%) while the group earned EUR 885m on EUR 19 889m (4.4%) — licensing out-earned the whole company on 7.5% of sales. Mobile Networks ran a 2.8% margin, down 270bps from 5.5% in 2024, against risk factors citing "equipment price erosion and aggressive price competition". Nokia Technologies net sales fell 22% from EUR 1 928m and operating profit 30% on 2024 catch-up, yet it is not eroding: over EUR 800m of contracted recurring revenue runs through 2030 and Technology Standards grew 12% cc in H1'26.

source: sec.gov

narrow

The FY2026 10-K (filed 2026-08-14) claims 'Coherent is a global leader in photonic technology' whose 'broad photonic technology platform is foundational to the performance and scalability of AI datacenters', and the NVIDIA relationship hardens it — a 'multi-year strategic agreement with NVIDIA ... includes a multi-billion-dollar purchase commitment ... as well as future access and capacity rights', plus a $2 billion NVIDIA equity investment. But the largest line remains standardized, contested transceivers where LightCounting's May 2026 vendor landscape reports 'Eoptolink reached the #2 rank for the first time in 2025, surpassing Coherent.' Real advantages, contested largest market: narrow, not wide.

source: sec.gov

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.

source: sec.gov

intangibles ip

The advantage is standard-essential cellular patents, and it lives in one unit. Nokia Technologies conducts "cellular, multimedia and WiFi research and standardization, protects Nokia's innovation by securing patents" and "monetizes Nokia's innovation through patent licensing", across "more than 26 000 families, including over 8 000 essential to 5G" and "more than 250 licensees" including Apple, Samsung and Mercedes-Benz. It is not network effects or switching costs: customers "may also consolidate their supplier base to our disadvantage - all the way to a one-supplier model". From 1 January 2026 the unit reports as Technology Standards inside Mobile Infrastructure.

source: sec.gov

intangibles ip

The FY2026 10-K grounds the advantage in the technology platform itself: 'Coherent is a global leader in photonic technology. Our broad photonic technology platform is foundational to the performance and scalability of AI datacenters. AI runs on compute, but it scales on optical connectivity' — materials-to-device photonics know-how, including the indium phosphide capacity it is expanding in Sherman, Texas 'to address our increased customer demand and industry-wide shortage.'

source: sec.gov

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."

source: sec.gov

at parity

Nokia is top-three almost everywhere and decisive only in slices. The 20-F reports that "Dell'Oro and Omdia ranked Nokia third in global Mobile RAN market share for the first three quarters", and Radio Networks is the largest single business unit (EUR 1 765m of EUR 4 815m group, Q2'26). It also holds #2 in global optical, #1 in IP edge routing and #1 in xPON OLT for a sixth year (Dell'Oro/Omdia Q3'25), while in data centers it competes "against large incumbent players" and calls expansion "challenging". 2025 segment sales were Network Infrastructure EUR 7 986m vs Mobile Networks EUR 7 806m; the Q2'26 6-K shows Optical +20%, IP +16% cc, AI & Cloud EUR 446m vs 220m, Radio +7%.

source: sec.gov

co leader

The FY2026 10-K asserts 'Coherent is a global leader in photonic technology', but in its dominant product category LightCounting's May 2026 update reports 'Eoptolink reached the #2 rank for the first time in 2025, surpassing Coherent' behind leader Innolight — a top-tier but not #1 position in transceivers.

source: sec.gov

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."

source: sec.gov

weak

Pricing power is weak at the consolidated grain, in the filing's own words. The 20-F risk factors describe a market "characterized by maturing industry technologies... equipment price erosion and aggressive price competition", customers "reverting to vendors to compensate" for their own unit-revenue erosion, and warn Nokia "may increasingly be required to agree to less favorable contractual terms in order to remain competitive". Group operating margin was 4.4% in 2025. This band covers equipment, ~92% of sales, not licensing, whose FRAND-bound royalties ran a 70.6% margin; supply-tight optical is our inference, not filing text.

source: sec.gov

moderate

Fiscal 2026 Datacenter & Communications segment profit grew faster than revenue (47 percent versus 40 percent per the 10-K), and the filing cites an 'industry-wide shortage' behind its indium phosphide expansion; against that, the transceiver category's standardization and rising rival capacity keep pricing power moderate rather than strong.

source: sec.gov

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.

Nokia's moat is real but small and segment-bound. Per the FY2025 Form 20-F (filed 2026-03-05; Nokia files a 20-F, not a 10-K), the cellular SEP portfolio — 26 000+ patent families, 8 000+ declared essential to 5G, 250+ licensees, EUR 800m+ annual contracted recurring revenue through 2030 — produced a 70.6% operating margin on EUR 1 501m of sales and out-earned the entire group (EUR 885m). Everything else is competitive equipment: group operating margin 4.4%, Mobile Networks 2.8% (-270bps), with the filing's own risk factors describing price erosion, less favorable contract terms and customers consolidating "all the way to a one-supplier model". Rankings are per-line (#3 RAN, #2 optical, #1 IP edge routing, #1 xPON OLT; Dell'Oro/Omdia Q3'25), never company-wide. Q2/H1'26 figures come from the 23 Jul 2026 6-K: sec.gov/Archives/edgar/data/924613/000110465926086081/tm2621179d1_6k.htm

AI datacenter optics is now the engine: Datacenter & Communications revenue rose 40 percent to $5,275 million in fiscal 2026 with segment profit up 47 percent to $1,330 million, 'driven primarily by transceivers', and NVIDIA both committed multi-billion-dollar purchases with capacity rights and invested $2 billion in the company — while the transceiver league table stays contested, with LightCounting placing Coherent third behind Innolight and Eoptolink.

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.

—

Optical-connectivity supplier to AI datacenters — transceivers, datacenter interconnect and lasers — now with NVIDIA purchase commitments and equity on its cap table.

Products (share / barrier)
  • 12-inch 28nm/22nm logic and specialty foundry Challenger · Moderate source: sec.gov
  • 12-inch silicon photonics Unknown · Moderate source: sec.gov
  • 2.5D silicon interposer and 3D hybrid bonding Unknown · Moderate source: sec.gov
  • 8-inch and legacy-node foundry (0.11 micron and above) Challenger · Moderate source: sec.gov
  • Embedded non-volatile memory platforms (eFlash, RRAM, MRAM) Unknown · Deep source: sec.gov
  • Specialty mixed-signal platforms (eHV, BCD, BSI-CSI, RF-SOI) Unknown · Moderate source: sec.gov
Long-horizon vote -0.01 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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-0.01 at weight 0.20 · swarm bearish

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+0.13 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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