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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 Microsoft×Semtech×Macronix International× maximum of 3 — remove one to swap
Microsoft MSFT ai moat: latest change 2026-07-29 Semtech SMTC ai moat: latest change 2026-03-23 Macronix International 2337.TW ai moat: latest change 2026-03-07
Moat rating wide

The FY2026 10-K (filed 2026-07-29) restates both structural mechanisms verbatim. On cost: the cloud business 'benefits from three economies of scale' — datacenters with 'significantly lower cost per unit than smaller ones', demand aggregation, and multi-tenancy that lowers maintenance labor. On ecosystem: 'A well-established ecosystem creates beneficial network effects among users, application developers, and the platform provider that can accelerate growth.' Both are load-bearing at the new scale — 'Microsoft Cloud revenue increased 27% to $214.4 billion' and 'Commercial remaining performance obligation increased 84% to $678 billion.' Rated wide but held below full confidence because the same filing still cautions that 'Barriers to entry in many of our businesses are low.'

source: sec.gov

narrow

Semtech’s FY2026 10-K (fiscal year ended January 25, 2026) supports a narrow moat and no more. On the durable side, it owns the LoRa® radio franchise - “our LoRa® devices and wireless radio frequency technology” - which IoT Analytics’ LPWAN Market 2024 release (https://iot-analytics.com/wp-content/uploads/2024/03/INSIGHTS-RELEASE-LPWAN-Market-2024.pdf) ranks first outside China at 41% of LPWAN connections, and it argues that scarce analog talent “has historically made it more difficult for new suppliers in the analog market to quickly develop products and gain significant market share.” On the limiting side, the same filing says its patents do not “create definitive competitive barriers to entry”, that average selling prices “have historically decreased rapidly”, that some customers “can stop incorporating our products into their own products with limited notice to us and suffer little or no penalty”, and that customers in China (including Hong Kong) were 47% of fiscal 2026 net sales. The record is uneven: its income statement shows gross profit of $296,250 thousand on net sales of $868,758 thousand in fiscal 2024, $456,528 thousand on $909,287 thousand in fiscal 2025 and $542,144 thousand on $1,049,975 thousand in fiscal 2026, and the 10-K says difficulties “have adversely impacted” its ability to realise the benefits of the Sierra Wireless acquisition.

source: sec.gov

none

Macronix has real niches, but its returns show no durable edge. It lost money through the last downturn, and in its largest market it trails two rivals. Its 2025 annual report shows a net loss of NT$3.3 billion (loss per share NT$1.77) on revenue of NT$28.9 billion, at an average gross margin of 17.8%. The year before, the net loss was NT$3,212,284 thousand. NOR Flash was 61% of 2025 revenue. In that market TrendForce (2026-09-14) names Winbond the 'market leader' and GigaDevice 'second-ranked', and Macronix gives its own share as 'approximately 16.9% in 2025'. Today's profits come from an industry-wide shortage. Gross margin rose to 64.4% in 2Q26 from 15.6% a year earlier. The Taipei Times (2026-07-30) reports that Macronix cited 'sharp price increases in NAND and NOR amid supply constraints'.

source: macronix.com

Moat type network effects

The FY2026 10-K keeps the ecosystem passage scoped to the firm: 'An important element of our business model has been to create platform-based ecosystems on which many participants can build diverse solutions. A well-established ecosystem creates beneficial network effects among users, application developers, and the platform provider that can accelerate growth.' That remains the one moat mechanism the filing asserts about Microsoft as a whole; the cost-of-scale passage stays scoped to 'our cloud business'.

source: sec.gov

intangibles ip

The defensible assets the 10-K describes are intellectual: the LoRa® radio technology, analog and mixed-signal design expertise - “The development of IP and the resulting proprietary products is a critical success factor for us” - and 303 U.S. and 541 foreign patents. The filing itself discounts the patent part (“we do not believe they create definitive competitive barriers to entry”), which leaves the moat in proprietary technology and scarce design know-how rather than in scale or lock-in: Semtech outsources most manufacturing, sold 74% of fiscal 2026 net sales through independent distributors, and its customer agreements “do not require them to purchase a minimum quantity of our products”.

source: sec.gov

none

The evidence does not support any of the candidate moat sources strongly enough. Scale: in NOR, TrendForce (2026-09-14) names Winbond 'market leader' and GigaDevice 'second-ranked', ahead of Macronix. Its capacity is 'effectively capped at around 25,000 wafers per month' (TrendForce News, 2026-04-28). IP: it holds 9,911 patents (2025 annual report), but they did not keep it profitable through the downturn. Niche position: TrendForce (2026-01-07) says Macronix 'has a competitive edge' in MLC NAND. That niche opened because Samsung, 'formerly the largest supplier', is exiting. TrendForce also warns that improved TLC solutions or a NAND downturn could pressure MLC prices. ROM: the company says it holds over half the market, but the line is shrinking. ROM revenue fell to NT$4,625,353 thousand in 2025 from NT$5,403,832 thousand in 2024.

source: macronix.com

Leadership co leader

The FY2026 10-K asserts leadership nowhere. Its AI offerings 'compete with AI products from hyperscalers, as well as products from other emerging competitors and other open-source offerings, many of which are also current or potential partners' — one of a small set at hyperscale in cloud and AI, an incumbent in productivity and PC operating systems.

source: sec.gov

fast follower

LoRa, the technology Semtech owns, leads outside China; elsewhere Semtech is contesting the front rank. IoT Analytics’ March 21, 2024 release states “When excluding all LPWAN data from China, LoRa has the leading share of global LPWAN connections at 41%—more than double NB-IoT’s share”, though “Globally, NB-IoT has the largest share of LPWAN connections at approximately 54%” and “LoRa’s share of LPWAN connections is decreasing”. In data-center optics, management said on the fiscal Q2 2027 call (TradingKey machine transcript, https://www.tradingkey.com/news/transcripts/262131465-tradingkey) that at “800 gig, we had the market share about 18%. So over the 2 years, we have grown the market share well over 50% for 800 gig”, a company figure; an independent September 2024 newsletter (Deep Fundamental) had instead named Marvell and MACOM “the dominant players” in drivers and TIAs and said Semtech “has struggled to keep pace since the transition to 200G”. A third-party lead measured at the technology level rather than as Semtech’s own share, a company-reported share that the only independent view contradicts, and no ranking for its other lines do not evidence co-leadership, so the band is fast follower.

source: sec.gov

fast follower

In NOR Flash, TrendForce (2026-09-14) discusses 'market leader Winbond', 'second-ranked GigaDevice' and MXIC among 'major NOR Flash suppliers'. Macronix puts its own NOR share at approximately 16.9% in 2025, up from approximately 16.1% in 2024 (annual reports). Its claims to lead narrower markets rest on weaker evidence. The 2025 annual report says its ROM products 'account for more than 50% of the global market', which is a company claim. The Taipei Times (2026-07-30) says Macronix 'dominates the market for low-density multi-level-cell NAND used in eMMC'.

source: macronix.com

Pricing power strong

The FY2026 10-K reports 'Gross margin increased $31.6 billion or 16% with growth across each of our segments', with 'Microsoft 365 Commercial revenue ... mainly affected by a combination of continued installed base growth and average revenue per user expansion'. The honest caveat: gross margin percentage 'decreased slightly driven by continued investments in AI infrastructure and growing AI product usage', with Microsoft Cloud gross margin down to 66%.

source: sec.gov

moderate

The 10-K describes a market where prices fall: “In the past, we have reduced the average selling prices of our products in anticipation of future competitive pricing pressures”, and Semtech’s products “are typically differentiated in performance but are priced competitively”. Margins have nonetheless climbed with the data-center mix: the fiscal Q2 2027 release (https://www.sec.gov/Archives/edgar/data/0000088941/000008894126000028/smtc-07262026x8k991.htm) reports GAAP gross margin of 53.8% against 52.1% a year earlier and guides fiscal Q3 adjusted gross margin to 58.3% +/- 100 bps, or 63.9% excluding the business held for sale. The release does not separate price from mix.

source: sec.gov

weak

Supply, not Macronix, has set prices across the cycle. Gross margin was 17.8% for 2025 (annual report) and 15.6% in 2Q25, then rose to 40.8% in 1Q26 and 64.4% in 2Q26 (Taipei Times, 2026-07-30). During the shortage Macronix has raised NOR Flash and SLC NAND prices and 'shifted to a monthly negotiation model' (TrendForce News, 2026-04-28). It expects gross margin to reach 80 percent 'in the foreseeable future' (Taipei Times, 2026-07-30). These gains follow an industry-wide shortage: TrendForce (2026-09-14) reports that NOR contract prices rose by a cumulative average of 100–120% in 1H26.

source: macronix.com

Summary

One repeated model across segments — build a platform, attract developers and partners, monetize the ecosystem that forms — now compounding through the AI wave: FY2026 revenue rose 18 percent 'driven by growth in Microsoft Cloud', Azure and other cloud services grew 41 percent, and the commercial remaining performance obligation reached $678 billion, while the filing still concedes low barriers to entry in many businesses.

Semtech is an analog and mixed-signal chipmaker being reshaped around two franchises. The first is AI data-center connectivity in its Signal Integrity segment - FiberEdge TIAs and drivers for optical transceivers and CopperEdge redrivers for active copper cables - whose net sales the FY2026 10-K reports at $322,608 thousand in fiscal 2026 against $177,033 thousand in fiscal 2024; the March 2026 HieFo acquisition added foundries that make devices for data-center interconnects. The second is LoRa, the long-range, low-power radio that IoT Analytics ranks as the leading LPWAN technology outside China. Around them sit protection devices, sensing and power products, and the IoT Systems business inherited from Sierra Wireless, whose cellular-module unit Semtech has agreed to sell to Compal Electronics for US$62 million (ABI Research, September 9, 2026, https://www.abiresearch.com/market-research/insight/7788486-compal-electronics-takes-semtechs-mantle-t). Momentum is strong: the fiscal Q2 2027 release reports record net sales of $341.9 million, up 33% year over year, and management said data-center revenue hit a record $100 million in the quarter. But the 10-K is frank about limits - rapid ASP erosion, customers that can drop its parts with little notice, 47% of sales to China, competitors that are “much larger and better resourced than we are”, and patents that do not bar entry. Proprietary technology in two growing niches, rather than a locked-in customer base, makes the moat narrow.

Macronix is a Taiwanese integrated maker of non-volatile memory. It makes NOR Flash, SLC NAND, eMMC built on 2D MLC and 3D TLC NAND, and mask ROM, and runs a small foundry business. In 2025 NOR was 61% of revenue, ROM 16% and NAND 16% (annual report). The mix is shifting fast. TrendForce (2026-01-07) reports that Samsung's exit from MLC NAND leaves a niche in which Macronix has 'a competitive edge'. It also reports that Macronix 'has already scaled down some of its NOR Flash capacity' to make more MLC NAND. By 2Q26 NAND was 43% of revenue and NOR 48% (Taipei Times, 2026-07-30). TrendForce (2026-09-14) adds that Macronix is putting its new 12-inch capacity into NAND and eMMC, so its NOR bit growth trails its overall capacity growth. Its largest customer, a related party, accounted for 16.16% of 2025 revenue. The upcycle has turned results around. Revenue reached a record NT$19.13 billion in 2Q26 at a 64.4% gross margin, after net losses in 2024 and 2025. The verdict is no moat. Macronix is well placed in tight markets but trails Winbond and GigaDevice in NOR, and its recent profits come from a shortage that its rivals share.

Chain position

Hyperscale AI-infrastructure buyer and platform distributor: monetizes upstream compute through Azure, Microsoft 365 Copilot, and the developer ecosystem.

Semtech sells mostly through independent distributors (74% of fiscal 2026 net sales) to OEMs. In AI data centers its FiberEdge and CopperEdge parts go into the optical transceivers and active copper cables that module and cable makers build, and the 10-K says hyperscale cloud providers “are generally our indirect customers”. Two customers took 14% and 11% of fiscal 2026 net sales, and customers in China (including Hong Kong) 47%.

Upstream supplier of NOR Flash, SLC NAND, eMMC and ROM to makers of automotive, industrial, communication, server, medical and game products. Foundry services were 6.43% of 2025 revenue.

Products (share / barrier)
Long-horizon vote +0.35 at weight 0.20 · swarm bullish

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+0.06 at weight 0.20 · swarm neutral

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-0.06 at weight 0.20 · swarm neutral

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