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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 Ciena×Cadence Design Systems×Tempus AI× maximum of 3 — remove one to swap
Ciena CIEN ai moat: latest change 2025-12-12 Cadence Design Systems CDNS ai moat: latest change 2026-02-19 Tempus AI TEM ai moat: latest change 2026-02-24
Moat rating narrow

Ciena's FY2025 10-K describes a technology position that has held but does not lock customers in. On the durable side, the strategy is to "build on and expand our global leadership in optical networking", resting on "our proprietary WaveLogic™ coherent modem technology" and approximately 2,400 issued patents with 800 more pending as of December 2, 2025. On the limiting side, the same filing says competition "remains intense" and features "aggressive selling efforts, including using significant pricing pressure to displace incumbent vendors", that "our customer contracts generally do not include minimum or guaranteed purchases", and that "there is no assurance that we will maintain our incumbency". Concentration cuts the same way: the five largest customers contributed approximately 50% of fiscal 2025 revenue, one cloud provider approximately 18%. Its income statement reports gross profit of $1,878.9M on $4,386.5M of revenue in FY2023, $1,719.6M on $4,015.0M in FY2024 and $2,004.9M on $4,769.5M in FY2025. Self-described leadership in its segments, with customers that are re-won deal by deal, is a narrow moat.

source: sec.gov

wide

The FY2025 10-K competition section names only a short list of full-flow rivals — Synopsys, Ansys (acquired by Synopsys) and Siemens EDA — for a toolset it describes as essential to meeting foundry manufacturing sign-off requirements.

source: sec.gov

narrow

The FY2025 10-K documents a real asset: a network "connected in some way to more than 55% of all oncologists practicing in the United States" and "more than 65% of all academic medical centers," via "more than 700 unique data connections" across "more than 5,000 healthcare institution sites," with "broad data rights, including the rights to longitudinally updated data." Not eroding: revenue $693.4M to $1,271.8M (+83%), net loss narrowed from $705.8M to $245.0M. Not wide: still loss-making against "an accumulated deficit of $2.4 billion," with payment received on only "approximately 55% of our clinical oncology NGS tests and 50% of our hereditary tests."

source: sec.gov

Moat type intangibles ip

The FY2025 10-K locates the advantage in owned technology rather than in customer lock-in: "The success of our business and technology leadership depends significantly on our proprietary and internally developed technology." That technology is centred on WaveLogic, which Ciena's fiscal Q3 2026 earnings presentation (the source of the first two product rows below) defines as "Ciena's proprietary family of coherent optical chips — the core technology inside most of our networking products", and it reaches beyond Ciena's own systems: the 10-K's coherent pluggable transceivers use WaveLogic "for use within our systems and third-party equipment". Switching costs are the weaker candidate, because the same filing describes operators disaggregating line systems from modems and competitors using price to displace incumbents.

source: sec.gov

switching costs

The 10-K states Cadence works with foundry partners to develop process design kits 'to ensure our core EDA products and solutions meet manufacturing sign-off requirements', and licenses software on two-to-three-year time-based terms — so the tools are embedded in a customer's qualified design flow, not bought per project.

source: sec.gov

network effects

The filing states the mechanism: "Each product line is designed to enable and enhance the other, thereby creating network effects." That is the filing's own characterisation, so the rating rests on corroborating facts: 700+ data connections across 5,000+ sites with longitudinal rights; roughly 801,000 tests in FY2025 (about 340,500 Oncology) feeding the records Insights licenses; Insights working with "19 of the 20 largest public pharmaceutical companies based on 2024 revenue" at "approximately 126%" net revenue retention. Intangibles fit less well: the xT PMA, ADLT status, Paige's clearance and five CAP/CLIA labs are real, but named peers hold comparable approvals.

source: sec.gov

Leadership co leader

Slide 6 of Ciena's fiscal Q3 2026 earnings presentation of 2026-09-03 (https://s25.q4cdn.com/550667411/files/content_files/Ex-99-2-2026-Q3-Earnings-Presentation_FINAL-1.pdf) lists "#1 in Data Center Interconnect Globally" (Dell'Oro Group), "#1 in Total Optical Networking in N. America" (Cignal AI, Dell'Oro Group, Omdia) and "#1 in Submarine Networks Globally" (Omdia), with market share measured as of Q2 2026 excluding China, and a caveat that Ciena "has not independently verified" the analyst data. On the company's own presentation of that data, that is the front rank in its core segments, but the presentation does not claim the global lead in total optical networking, and the FY2025 10-K says competition is "dominated by a small number of very large, multi-national companies" - Nokia, Huawei, Cisco, Hewlett Packard Enterprise and ZTE - many of which have "substantially greater financial, operational and marketing resources, and broader product offerings". A shared front rank, led by Ciena where the company-reported rankings measure it, rather than an uncontested one.

source: sec.gov

co leader

The 10-K calls Virtuoso 'the industry standard for custom and analog IC design' while naming Synopsys, Ansys and Siemens EDA as key competitors across the same markets.

source: sec.gov

at parity

The filing claims no ranked lead; its positional language is hedged, as in "one of the largest sequencers of cancer patients... in the United States." Two disclosures cut the other way: the reimbursement goal is to become "more in line with other NGS providers who have adopted similar strategies, such as FMI and Guardant," and competitors "may have longer operating histories; larger customer bases; greater brand recognition and market penetration." Competition names Foundation Medicine (Roche), Caris, Guardant, Natera, Neogenomics, Quest, LabCorp, Flatiron, IQVIA, ConcertAI and major CROs, all unranked. Scaled positions on both sides support parity, not a top position.

source: sec.gov

Pricing power moderate

Moderate, and improving. The FY2025 10-K's income statement reports gross profit of $1,878.9M on $4,386.5M, $1,719.6M on $4,015.0M and $2,004.9M on $4,769.5M of revenue for FY2023-FY2025, in a market where, the filing says, rivals use "significant pricing pressure to displace incumbent vendors" and "price and total cost of ownership" heads the list of competitive factors. Since then the AI build-out has lifted gross margin: Ciena's fiscal Q3 2026 earnings presentation (https://s25.q4cdn.com/550667411/files/content_files/Ex-99-2-2026-Q3-Earnings-Presentation_FINAL-1.pdf) reports GAAP gross margin of 45.4% against 41.3% a year earlier, on revenue up 37% year over year, and guides fiscal 2027 adjusted gross margin to 45% to 46%. The presentation does not say how much of that is price rather than mix or volume, and the 10-K warns that AI-related demand has led to "a constrained supply environment" that can raise component costs.

source: sec.gov

strong

Product and maintenance was 91% of fiscal 2025 revenue under time-based licences 'generally two to three years', with $7.8 billion of contracted but unsatisfied performance obligations at December 31, 2025; SEC-reported operating income in the same filing was 28.2% of revenue.

source: sec.gov

weak

Diagnostics prices are administered: after a CPT code is set, "CMS, establish payment levels and coverage rules under Medicare," delegating to MACs, while "Private payers establish their rates and coverage rules independently." Average revenue per Oncology test rose from about $1,510 to about $1,600, "driven primarily by increased Medicare reimbursement rates" — the payer moved the price. Collection came on "approximately 55% of our clinical oncology NGS tests and 50% of our hereditary tests," and payer "cost-saving initiatives... are likely to result in pricing pressures." The moderate pocket is confined to Data and applications ($316.4M of $1,271.8M).

source: sec.gov

Summary

Ciena is the optical-transport specialist among networking vendors - its fiscal Q3 2026 earnings presentation calls it "the only pure-play optical systems provider operating at scale today" - and its FY2025 10-K builds the business on one proprietary technology, the WaveLogic coherent modem, carried into the 6500 Packet-Optical Platform, Waveserver data center interconnect systems, the 6500 RLS photonic line system and coherent pluggable transceivers sold for Ciena's own systems and third-party equipment. Analyst rankings the company cites in that presentation, which it says it "has not independently verified", put Ciena first in data center interconnect globally, in total optical networking in North America and in submarine networks globally (Q2 2026, excluding China). The AI build-out has turned it into more of a cloud supplier than a telecom one: cloud providers were 53% of fiscal Q3 2026 revenue, revenue rose 37% year over year, and GAAP gross margin reached 45.4%. The 10-K is equally clear about why the position is narrow rather than wide. Competition is "dominated by a small number of very large, multi-national companies", many with greater resources; rivals use pricing to displace incumbents; contracts carry no minimum or guaranteed purchases; the five largest customers were about half of fiscal 2025 revenue; and disaggregation lets an operator buy the line system from one vendor and the modem from another, while the push into data-center interconnects brings Ciena up against Marvell, Credo and Broadcom.

Cadence sells the design and sign-off flow that chips must pass to be manufacturable: the 10-K describes foundry-co-developed PDKs, integrated DRC/LVS/STA sign-off, and multi-year time-based licences that leave $7.8 billion of contracted but unsatisfied performance obligations at December 31, 2025.

Tempus AI's durable asset is an installed provider network and the longitudinal data rights attached to it, not any single assay: connections to more than 55% of practicing U.S. oncologists and more than 65% of academic medical centers, 700+ data connections across 5,000+ institution sites. That network makes the linked clinical-molecular database sellable — Insights serves 19 of the 20 largest public pharmaceutical companies by 2024 revenue at roughly 126% net revenue retention, and the trial network (1,400+ trials signed, 40,000+ patients identified) depends on the sequencing base. Economics are improving: revenue up 83% to $1.27B, net loss down from $705.8M to $245.0M. It stops short of wide on the filing's own terms — a $2.4B accumulated deficit, payment on only ~55% of oncology and ~50% of hereditary tests, and Diagnostics prices set by CMS, MACs and private payers.

Chain position

Ciena sits between optical-component suppliers and the operators building AI-era networks. Upstream, its FY2025 10-K says its products include "optical and electronic components for which reliable, high-volume supply is often available only from sole or limited sources", built by contract manufacturers with facilities in Canada, Mexico, Thailand, Vietnam and the United States; at November 1, 2025 it carried $826.2 million of inventory and $2.1 billion of purchase commitments. Downstream, the fiscal Q3 2026 earnings presentation puts direct cloud providers at 53% of the quarter's revenue against 37% for service providers, and describes its products as the links between data centers (data center interconnect) and between distributed AI training clusters ("scale-across").

Upstream design layer: every chip in the graph is designed and signed off through an EDA flow before a foundry will build it.

Tempus sits between clinical care and pharma R&D. It ingests data from 5,000+ institution sites, runs five CAP/CLIA labs (Chicago, Atlanta, Raleigh, Aliso Viejo, Minneapolis via OneOme), and sells Diagnostics to providers and payers ($955.4M FY2025, +111%, administered) and Data and applications to pharma ($316.4M, +31%, negotiated). The clinical output is the data business's input.

Products (share / barrier)
  • Functional verification (Xcelium, Jasper, Palladium, Protium) Top 3 · Deep source: sec.gov
  • Innovus digital IC design and signoff Top 3 · Deep source: sec.gov
  • Semiconductor IP Unknown · Moderate source: sec.gov
  • System Design and Analysis (Allegro X, OrCAD X, Fidelity CFD, Clarity, Celsius) Top 3 · Moderate source: sec.gov
  • Virtuoso custom IC design and simulation Leader · Deep source: sec.gov
Long-horizon vote +0.13 at weight 0.20 · swarm neutral

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+0.35 at weight 0.20 · swarm neutral

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-0.01 at weight 0.20 · swarm neutral

Editorial prior, not backtested.

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