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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 MiTAC Holdings×Vistra×GitLab× maximum of 3 — remove one to swap
MiTAC Holdings 3706.TW ai moat: latest change 2026-05-08 Vistra VST ai moat: latest change 2026-08-06 GitLab GTLB ai moat: latest change 2026-08-05
Moat rating none

The 2025 annual report (English version filed with TWSE on 2026-05-08) shows fast growth without a protected position. Revenue rose about 72% to NT$105.577 billion while gross profit rose 63%. One customer, Customer A, took 67% of 2025 net sales, up from 56% in 2024, and one supplier, Supplier C, provided 41% of purchases. The report says standard rack-mount server technology "has been relatively mature and there are a large number of ODM firms", and its risk section says "The supply of key components remains dependent on overseas suppliers, and experience in hardware–software integration is still developing". The May 2026 investor deck shows gross margin at 9% in 1Q26, down from 12% in 1Q25. Global Market Insights' AI server ranking (published September 2026) does not name MiTAC among the five largest vendors. No durable advantage is evidenced.

source: doc.twse.com.tw

narrow

The 10-K states that "the majority of our facilities operate as “merchant” facilities without long-term power sales agreements" and that Vistra is "not guaranteed any rate of return on our capital investments". Against that, the scarcity is real: six NRC-licensed nuclear units totalling 6,448 MW, licences running 2036-2053, inside a 43,641 MW fleet, plus 20-year PPAs with AWS (1,200 MW) and Meta (2,609 MW). The 2025 gas additions - Lotus (2,600 MW, closed October 2025) and pending Cogentrix (5,500 MW) - extend the merchant gas side, not the nuclear scarcity. Only the 433 MW of uprates extends the moat asset.

source: sec.gov

narrow

The FY2026 10-K (year ended 2026-01-31) shows real expansion inside the installed base: 118% Dollar-Based Net Retention, Base Customers up to 10,682 from 9,893, customers above $100,000 of ARR up to 1,456 from 1,229, and $1.0 million ARR customers "to 155 from 123, an increase of 26%". But the filing concedes "limited barriers to entry" and names "Microsoft Corporation, which owns GitHub" as principal competitor. Retention decelerates (130% FY2024, 123% FY2025, 118% FY2026), and since DBNR is reported "on a threshold basis of 130%," the FY2024 figure is a cap and the slide is steeper than it looks. Narrow, not wide: expansion must be re-won against a bundled hyperscaler.

source: sec.gov

Moat type none

No single moat source is evidenced. The report describes a business that follows others' platforms: it aligns "with product specifications led by leading technology players", and says that, with mature technology and many ODM firms, "differentiation strategy emerged as the vital issue for all R&D designers". R&D was NT$3.597 billion, about 3% of revenue, and the report counts 200 patents in Taiwan, 197 in mainland China and 222 in Europe, the US and Japan, excluding MiTAC Digital; a patent count alone does not show a barrier. The nearest thing to a switching cost is the depth of its main customer relationship, with Customer A at 67% of sales, and the report says a global cloud platform customer gave MiTAC Computing a 2025 Outstanding Supplier Award. A concentration that large is as much a dependency as a lock-in.

source: doc.twse.com.tw

intangibles ip

The intangibles are non-replicable regulatory assets rather than patents: six nuclear licences (Comanche Peak 2050/2053, Perry 2046, Davis-Besse 2037, Beaver Valley 2036/2047), fuel "contracted to support all our refueling needs through 2030", section 45U credits "recognizing the value of existing carbon-free nuclear power", and TXU Energy, sold "for over 20 years" and "registered and protected by trademark law". Read 45U as a floor, not moat strength: the 2025 credit was $220m against $545m in 2024, and it "provides increasing levels of support as unit revenues decline". Efficient scale does not apply.

source: sec.gov

switching costs

Stickiness comes from platform embedding, not IP. The 10-K rests differentiation on "our single platform with a unified data model," on "Consolidation of multiple tools into a single platform," and on deployment inside the customer's own perimeter for regulated buyers. Replacement means re-integrating a toolchain and re-certifying compliance. IP is the wrong label: only "16 issued patents and 25 pending patent applications," plus open-source licenses granting "broad permissions to use, copy, modify, and redistribute." The no-lock-in claim is the filing's own characterisation, footnoted to a Forrester study "commissioned by GitLab."

source: sec.gov

Leadership behind

No independent tracker ranks MiTAC, and the sources that rank the market leave it out. Global Market Insights' AI server page (published September 2026) names Supermicro, Dell Technologies, Wiwynn, HPE and Inspur as the top five, "which collectively held a market share of 56% in 2025", and names QCT, Lenovo, Foxconn and Wistron among other ODM and OEM participants; it does not mention MiTAC. A US brokerage channel check reported by TechNews (2026-05-12) covers Foxconn, Quanta and Wistron as the three major GB200/GB300 rack assemblers. The annual report's own market-share section gives no share or rank, only "over 20 years of experience in server R&D, design and manufacturing", and its long-term plan is to "solidify our position as a major ODM/OEM for server systems". It also concedes that its hardware–software integration experience "is still developing". Outside the leading group.

source: doc.twse.com.tw

co leader

Vistra describes itself as "one of the largest producers of power in deregulated markets in the U.S." with over 230 TWh generated, "one of the largest competitive power generators in the U.S. as measured by MWh of generation capacity", "one of the largest electricity generators in the U.S.", and "one of the largest competitive residential retail electricity providers". That hedged phrasing appears four times and is the strongest claim the filing makes. The 10-K names no competitor and assigns no rank, so co-leader is the ceiling the disclosure supports.

source: sec.gov

fast follower

The 10-K positions GitLab against a leader rather than as one: "Our principal competitor is Microsoft Corporation, which owns GitHub." Competition reads from the challenger side, differentiating "from GitHub through flexible deployment options that work within enterprise security and compliance requirements, LLM neutrality with self-hosted gateway support" and an open core model. On AI it follows: Duo Agent Platform went "Generally available in January 2026," the last month of the fiscal year. What keeps it a follower rather than behind is cadence, "a new version of our software every month for 172 months in a row," plus a regulated-deployment franchise a SaaS-first rival does not cover.

source: sec.gov

Pricing power weak

The May 2026 investor deck gives gross profit margins of 12% in 2024, 11% in 2025, 12% in 1Q25 and 9% in 1Q26, with 1Q26 gross profit up 6% on revenue up 35%. The annual report shows 2025 gross profit up 63% on revenue up 72%. The Taipei Times (2026-05-29) reports that MiTAC Computing's president named shortages and rising prices of DRAM chips, solid-state drives and CPUs as this year's pressure. He said whether the company can secure enough key components and ship on schedule "would directly affect gross margins and operating performance". Margins falling as volume grows, with one customer taking 67% of sales.

source: doc.twse.com.tw

weak

Vistra is a merchant price taker. Price formation rests on "the highest variable cost unit that clears the market", prices are "unpredictable and may fluctuate substantially", hedging markets have "limited liquidity after two to three years", and competing retailers "may offer different products, lower electricity prices and other incentives". ERCOT's $2,000/MWh figure is the low system-wide offer cap, applied conditionally when the peaker net margin exceeds three times CONE or under the PUCT Emergency Pricing Program, not a standing cap. PJM has "announced that it would propose" extending its capacity cap to 2028-29 and 2029-30, subject to FERC approval.

source: sec.gov

moderate

FY2026 gross margin was 87% against 89%, with cost of revenue up $35.6 million "primarily due to an increase of $18.4 million in third party hosting costs for SaaS and cloud usage," and management expects SaaS and Duo mix to bring costs that "may adversely impact our gross margins." Strain is explicit: GitLab "may be required to reduce our prices," competitors "may offer their products and services at a lower price or for free," and it "implemented user limits on our free SaaS product." Power retained: Premium lists at $29 per user/month billed annually, and seats bundle $12 and $24 of GitLab Credits. But "A majority of our subscriptions are on a one-year period."

source: sec.gov

Summary

MiTAC Holdings is a Taiwanese holding company. Its server arm, MiTAC Computing Technology, made 90.1% of 1Q26 revenue of NT$31.86 billion, with MiTAC Digital Technology (dashcams, fleet management and edge AI devices) at 7.8% and MiTAC International at 2.1% (Taipei Times, 2026-05-29). 2025 revenue rose about 72% to NT$105.577 billion on demand from hyperscale data centers and cloud service providers, and the annual report shows a single customer, Customer A, taking 67% of net sales. MiTAC Computing sells under its own brand, which since October 2024 combines the TYAN, former Intel DSG and MiTAC OCP server lines, and as an ODM. It is moving into liquid-cooled AI racks, with a Hanoi factory in mass production and two US factories due to start operating in the third quarter of 2026. The report itself calls standard server technology relatively mature, with a large number of ODM firms. The weak point is pricing power: gross margin was 12% in 2024, 11% in 2025 and 9% in 1Q26 (May 2026 investor deck), and MiTAC Computing's president said securing key components amid shortages would directly affect gross margins. A fast-growing supplier that depends on one customer and has no protected position.

Vistra's moat is one scarce asset wrapped in a commodity business. Six NRC-licensed nuclear units - 6,448 MW, licences running 2036-2053 - sit inside a 43,641 MW fleet that the 10-K says operates in the majority as "merchant" facilities with no long-term power sales agreements and no guaranteed rate of return. That block cannot be rebuilt by a rival, and is now partly de-risked by 20-year PPAs with AWS (1,200 MW from Comanche Peak) and Meta (2,609 MW from the PJM plants) plus section 45U credits. Everything else - 26,989 MW of gas, 8,743 MW of coal, the 5m-customer retail book - competes on price in markets Vistra does not set, against entrants the filing says keep building "despite relatively low power prices". The 2025 growth was gas M&A (Lotus, pending Cogentrix), which widens the commodity-exposed side. Narrow, for a specific reason: the moat is 15% of the fleet.

GitLab sells a single-platform DevSecOps toolchain defended by workflow lock-in rather than intellectual property: a unified data model plus deployment flexibility, including single-tenant "Dedicated for Government with FedRAMP compliance," makes it hard to remove where data residency is contractual. The installed base expands: 118% Dollar-Based Net Retention, 10,682 Base Customers, 1,456 above $100,000 of ARR, 155 above $1.0 million (up 26%), over 70% of ARR from public sector and enterprise. The filing supplies the counterweight: "limited barriers to entry," Microsoft/GitHub as principal competitor, 16 issued patents. Retention (130 to 123 to 118, the 130 a cap), gross margin (89% to 87%) and a January 2026 AI launch point to compression at the commodity end. No source measures market share, so every share band is "unknown".

Chain position

Server designer and manufacturer selling under its own MiTAC Computing brand and as an ODM. The annual report places it downstream of IC and component makers and lists CPU/chipset, HDD, DRAM, PCB, IC and PSU as key components. The US took NT$74.138 billion of 2025 sales of NT$105.577 billion.

Merchant IPP: sells energy, capacity and ancillary services into ISO/RTO spot and short-term wholesale markets (ERCOT, PJM, ISO-NE, NYISO, CAISO, MISO) and resells to ~5m retail customers. Emerging role as long-term nuclear offtake supplier to hyperscalers (AWS, Meta). Not a price setter at any link.

GitLab sits at the software-tooling layer, not compute or models. It consumes third-party LLM capacity — marketing "LLM neutrality and support for self-hosted AI gateways, including air-gapped environments" — so it captures no model-layer economics and bears inference as COGS, visible in the $18.4 million rise in hosting costs. Its distinctive position is the regulated perimeter.

Products (share / barrier)
  • Coal and lignite generation fleet Unknown · Low source: sec.gov
  • Long-term large-load / data-centre power offtake (AWS and Meta PPAs) Unknown · Deep source: sec.gov
  • Natural gas generation fleet (CCGT and peaking) Unknown · Low source: sec.gov
  • Nuclear generation fleet (Comanche Peak, Perry, Davis-Besse, Beaver Valley) Unknown · Deep source: sec.gov
  • Retail electricity and natural gas (TXU Energy, Ambit, Dynegy Energy Services, Homefield, Energy Harbor, U.S. Gas & Electric) Unknown · Low source: sec.gov
  • Vistra Zero - solar and battery energy storage Unknown · Low source: sec.gov
  • Enterprise Agile Planning add-on Unknown · Low source: sec.gov
  • GitLab Dedicated (including Dedicated for Government) Unknown · Deep source: sec.gov
  • GitLab DevSecOps Platform (Free, Premium, and Ultimate tiers) Unknown · Moderate source: sec.gov
  • GitLab Duo Agent Platform (with GitLab Credits) Unknown · Low source: about.gitlab.com
  • Self-Managed GitLab (on-premises and hybrid cloud deployment) Unknown · Deep source: sec.gov
Long-horizon vote -0.20 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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+0.05 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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+0.06 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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