The Filing Desk

Core Scientific vs Tucows

Core Scientific CORZ · Tucows TCX · Internet Services & Infrastructure

Tucows reported revenue of $390 million in fiscal 2025, 1.2 times Core Scientific's $319 million in fiscal 2025. Core Scientific's revenue fell 37.5% in its latest year, and Tucows' grew 7.7%. Core Scientific had an operating margin of -77.0%, against -6.0% at Tucows. Free cash flow was −$451 million at Core Scientific and −$23 million at Tucows.

Side by side

Core ScientificTucows
Latest fiscal yearFY2025, Dec 31, 2025FY2025, Dec 31, 2025
Revenue$319M$390M
Revenue growth−37.5%7.7%
Revenue growth a year, last 5 years39.5%4.6%
Gross margin11.9%24.1%
Operating margin−77.0%−6.0%
Net margin−90.5%−19.4%
Free cash flow−$451M−$23M
Free cash flow margin−141.3%−5.9%
Return on capital——
Net debt to EBITDA——
Dividends and buybacks$0M$0M
Change in diluted share count24.3%0.9%
Last close$11.76$12.69
P/E at the last close——
Insider trades, last 12 monthsbought $444,000, sold $5.8 million—
Piotroski F-score—4 of 9
Amounts in each company's own currency, US$ unless marked (a foreign company may report in another), each company's latest fiscal year from its 10-K, or 20-F or 40-F for a foreign company. Growth rates compare with the year before; the five-year rate is the average a year. Free cash flow is cash from operations minus capital spending; return on capital is after-tax operating income over the money invested in the business; P/E is the last close over the latest earnings per share. Banks are measured differently (return on equity, efficiency ratio), so some rows apply to one company only.

Ten years

Revenue
US$ billions, fiscal years
Core ScientificTucows
Operating margin
Percent of revenue
Core ScientificTucows
Free cash flow
US$ billions. Cash from operations minus capital expenditure.
Core ScientificTucows

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Source: the companies' Form 10-K filings, from SEC EDGAR, and the last close. For information only, not investment advice: the figures describe results, not which company is the better investment. The Filing Desk is not affiliated with either company. Full figures on the Core Scientific and Tucows pages.