IBM’s ‘Legacy’ Mainframe Business Just Delivered a Surprise

IBM reported its IBM Q3 2026 earnings on October 21, beating profit expectations and raising its full-year revenue outlook. The company said it now expects 4% to 5% revenue growth for 2026. That outlook is carried by strength in its software division and renewed demand for its IBM Z mainframe line. The results, filed with the SEC the same day, mark one of the stronger quarters in IBM’s multi-year turnaround effort.

Enterprise server rack wiring tied to the IBM Q3 2026 earnings mainframe story

What drove the IBM Q3 2026 earnings beat

Two businesses did most of the work. Software revenue grew on continued enterprise adoption of IBM’s AI and automation tools. At the same time, the IBM Z mainframe franchise saw renewed order activity. That is a notable result for a product line many analysts had written off as a legacy business in slow decline. Coverage of the results described the mainframe performance as a surprise, given Wall Street’s expectations heading into the quarter.

IBM’s raised full-year guidance signals something specific: management expects both trends to hold through the rest of 2026, not just produce a one-quarter spike. A 4% to 5% revenue growth rate would be among IBM’s strongest full-year results in years. That marks a real shift. IBM’s top line barely grew for much of the past decade before this turnaround effort began.

Analysts covering the stock pointed to the mainframe order strength as the more surprising half of the beat. Software growth had already been trending upward for several quarters. A pickup in mainframe demand, though, was not something most forecasts had priced in heading into the earnings call.

AI spending reaches IBM’s traditional businesses

The quarter illustrates a broader pattern in enterprise technology spending. AI investment is no longer confined to chipmakers and cloud providers. IBM’s software gains came largely from clients layering automation and AI tooling onto existing systems. That includes the same mainframe environments that process the bulk of global banking and insurance transactions. This gives IBM a different kind of AI exposure than companies that sell GPUs or cloud capacity directly. IBM is monetizing AI adoption inside infrastructure enterprises already depend on, rather than selling the underlying hardware itself.

Whether that pattern continues depends on two things. First, enterprise IT budgets need to hold up through the rest of the year. Second, competitors need to stay unable to offer comparable automation tools at lower cost. IBM is betting that deep integration with mainframe and legacy systems is hard to replicate quickly. That is also why a mainframe order uptick matters more for IBM’s outlook than it would for a company without that same installed base of enterprise customers.

Enterprise buyers themselves have described the appeal in similar terms during recent industry surveys. Moving AI workloads onto systems they already run, rather than standing up new infrastructure, cuts both cost and integration risk at once. IBM’s quarter suggests that argument is translating into actual contract signings, not just survey responses. That distinction matters for anyone trying to gauge whether the trend has staying power.

What happens through the rest of 2026

IBM’s next real test comes with its full-year results early next year. That is when the 4% to 5% revenue growth guidance either holds or gets revised. Investors will also watch two other things. Does software momentum broaden beyond the segments that drove this quarter? And does mainframe order strength reflect a genuine multi-year refresh cycle among large customers? Or is it a shorter-term bump tied to a handful of specific deals?

If the mainframe strength proves durable, it would mark a turning point. IBM has spent years defending that product category against predictions of terminal decline. If it fades by the next earnings cycle, though, this quarter will likely be remembered differently: a one-off boosted by AI-era enthusiasm, rather than a lasting shift in enterprise buying patterns. Either way, the next two quarterly reports should settle the question one way or the other. Until then, IBM’s own guidance remains the clearest signal of how confident management is in what this quarter showed. The company has staked much of its multi-year turnaround narrative on exactly this combination of steady software growth and a revived mainframe franchise, so a repeat performance next quarter would carry real weight with investors who have watched IBM promise a comeback before.

More enterprise tech coverage

This earnings season is proving eventful across the technology sector. See our coverage of TSMC’s Q3 2026 earnings and AI chip demand, Microsoft’s Maia 300 chip plans, and Anthropic’s Q3 2026 revenue results.

IBM earnings: frequently asked questions

  • Did IBM beat earnings expectations in Q3 2026? Yes. IBM’s third-quarter results beat profit expectations and came with raised full-year revenue guidance.
  • What is IBM’s new 2026 revenue guidance? IBM now expects 4% to 5% revenue growth for 2026, an increase from its prior outlook.
  • What drove IBM’s strong quarter? Software revenue growth and renewed demand for the IBM Z mainframe line were the two main contributors.
  • Is IBM’s mainframe business growing again? Yes. Mainframe order activity picked up in the quarter, a result commentators described as a surprise given the product line’s legacy reputation.
  • How is IBM benefiting from AI spending? IBM is monetizing AI adoption through automation tools sold into existing enterprise software and mainframe environments, rather than through chip or cloud sales.
  • When will IBM’s next results confirm the trend? IBM’s full-year 2026 results, expected early next year, will show whether the revised guidance held.

Sources and further reading

UK Student Visa Costs Are Rising Nov 30 — Here’s How to Beat the Deadline

The UK is raising how much money international students must show to qualify for a Student visa. Changes to UK student visa funds requirements set a new minimum for applications made on or after 30 November 2026. The government published the change on 3 September 2026. It came in a Statement of Changes to the Immigration Rules known as HC 584.

A student preparing documents, relevant to UK student visa funds requirements

What is changing in UK student visa funds requirements

Students applying for courses in London will need to show £1,570 per month, up from £1,529. The nine-month maximum rises to £14,130, up from £13,761. Outside London, the monthly figure rises to £1,203 from £1,171, with a nine-month maximum of £10,827, up from £10,539. The accommodation offset cap also rises in line with the London figure, moving from £1,529 to £1,570. That cap applies when a sponsor arranges housing on a student’s behalf.

The increases are modest in percentage terms, roughly 2.7% to 3%. Even so, the increase is real in cash terms. It adds several hundred pounds to the total an applicant must show before the Home Office grants a visa.

Why the date of application is what counts

The Home Office has stated plainly that the application date determines which maintenance figure applies. The date a Confirmation of Acceptance for Studies, or CAS, was issued does not matter. Neither does the course start date. Neither does the date shown on a bank statement. Submit on or before 29 November 2026, and an applicant gets assessed against the lower, current figures, even if the course itself starts well into 2027. Submit on 30 November or later, and the new, higher thresholds apply instead.

That distinction matters for planning. Take a prospective student who already holds a CAS for a course starting in early 2027. That student can still apply under the current, lower maintenance requirement. The application itself just needs to go in before the cutoff date. Waiting until after 30 November to submit that same application would require showing the higher amount instead.

Who the change affects

The new figures apply to the Student visa route. That route covers international students coming to the UK for degree-level and other eligible courses. Nationality makes no difference here. Every applicant on the route faces the same requirement, regardless of where they come from. The Home Office applies its maintenance-fund rules uniformly across every Student visa applicant.

What happens before 30 November

Students with an upcoming application should check which figure applies based on when they plan to submit, not when their course starts. Universities and visa advisers typically update their own guidance once a Statement of Changes like HC 584 takes effect. Even so, applicants should confirm the current threshold directly against Home Office guidance. Older published figures can lag behind rule changes by several weeks. A university’s own webpage is not always the most current source as a result.

Students who are unsure which figure applies can check Home Office guidance directly. They can also ask their university’s international office to confirm the current threshold before submitting.

Visa advisers also note a practical wrinkle worth planning around: bank statements used to prove maintenance funds must meet the Home Office’s own freshness and format rules, separate from the amount itself. An applicant who gathers the right documents early, rather than rushing them together just before the 30 November cutoff, reduces the risk of a refusal over a technicality rather than the funds themselves. That kind of avoidable refusal is especially costly for students on a tight timeline to a specific course start date, since reapplying can take weeks they may not have to spare. Advisers describe it as the single most preventable reason a strong application still gets turned down. It is also one of the simplest issues to fix, since it only requires planning ahead rather than meeting any additional financial threshold. With the 30 November deadline now firmly set, that planning window is shrinking fast for anyone who has not yet started gathering the right documents together.

More UK visa coverage

UK visa policy has shifted on several fronts this month. See our reports on the recent surge in UK student visa refusals, UK Erasmus+ visa rules for students and visitors, and the Hong Kong BNO visa settlement rules also introduced under HC 584.

UK student visa funds: frequently asked questions

  • When do the new UK student visa funds take effect? The higher maintenance fund requirements apply to applications made on or after 30 November 2026.
  • How much do London students need to show? £1,570 per month, or £14,130 for a nine-month course, up from £1,529 and £13,761.
  • How much do students outside London need to show? £1,203 per month, or £10,827 for nine months, up from £1,171 and £10,539.
  • Does the course start date determine which figure applies? No. The date the visa application is submitted determines which maintenance figure applies, not the course start date or CAS issue date.
  • Can I still apply under the current, lower figures? Yes, if the application is submitted on or before 29 November 2026, regardless of when the course itself begins.
  • Which immigration rule introduced this change? The Statement of Changes to the Immigration Rules HC 584, published 3 September 2026.

Official sources

Clarendon Scholarship Oxford 2027-28: Deadlines and How It Works

The Clarendon Scholarship Oxford programme funds more than 200 new postgraduate students a year, and you are considered automatically if you apply to your course by its December or January deadline. Oxford’s own Clarendon page says no separate application is needed. With the 2027-28 cycle open, the practical task is to find your course’s exact deadline and apply on time.

In this guide

What the scholarship covers

According to Oxford, the scholarship pays course fees plus a grant for living expenses for the period of fee liability. It is awarded for outstanding academic merit and potential, and Oxford says there are over 200 new, fully funded scholarships each year. A third-party guide, Opportunity Inside, adds that the living grant is at least the UK Research and Innovation doctoral minimum, and prints a figure of £20,780 for 2025-26 while advising that the 2027-28 amount be confirmed. Treat that figure as a guide rather than a promise, since we could not verify it on an Oxford page.

Who is considered

The same guide says any nationality is eligible, with no country quota, for new full-time or part-time Oxford master’s and DPhil courses in any subject. It says departments nominate candidates, deferred offers are not considered, and continuing the same Oxford degree is not funded. Oxford’s page confirms the key rule: automatic consideration for those who meet the December or January deadline.

Consider a hypothetical case. Ngozi is a Nigerian public-health graduate who plans a one-year master’s in Oxford. Because the scholarship is automatic, her task is not to write a separate essay but to submit a strong course application, with references and transcripts in place, before the deadline for her course. If she misses that deadline, she is not considered for Clarendon funding in that cycle.

Deadlines for 2027-28 entry

Oxford’s page says only that the relevant deadline is in December or January, depending on the course, and does not list dates. The third-party guide lists 26 January 2027 in its details box, with a noon UK cut-off, and says applications opened in September 2026. It also says divisions meet in February or March 2027 and most first offers go out by the end of April 2027. Because these are secondary reports, check the exact date on your course page in the Oxford course directory before relying on them.

How to apply

Identify your course and its deadline, prepare the full application, and submit it by noon UK time on the day. Do not wait for the last hour, since documents and references are part of the deadline. After that, departments nominate candidates and there is no separate scholarship form to fill in. If you are choosing between several UK courses, the visa eligibility checker can help you plan the study-visa side alongside funding.

Other funding routes

Clarendon is one of several routes for postgraduate study abroad. Tamara News has also covered the Gates Cambridge deadlines, the Commonwealth master’s scholarships, the Chevening timeline and the Erasmus Mundus joint master’s programmes. Several have passed or are close, so apply to more than one where you qualify.

Clarendon questions

Do I need a separate Clarendon application?

No. Oxford says you are automatically considered if you apply by the December or January deadline for your course.

What does it cover?

Oxford says course fees plus a grant for living expenses for the period of fee liability.

How many scholarships are there?

Oxford says over 200 new, fully funded scholarships each year.

What is the deadline?

December 2026 or January 2027, depending on your course. A third-party guide lists 26 January 2027 for one deadline, so check your course page.

Is there a nationality restriction?

The third-party guide says any nationality can be considered, with no country quota.

Can I defer an offer?

The third-party guide says deferred offers are not considered for the scholarship.

Sources

Google Is Nvidia’s Biggest Rival and Biggest Customer — Here’s Its Newest Bet

Google Cloud and Nvidia made an announcement at GTC Berlin 2026. Google Cloud Vera Rubin instances, known as A5X, will become generally available next month. The bare-metal instances run on Nvidia’s Vera Rubin NVL72 rack-scale systems. They target agentic inference and large-scale reinforcement learning workloads. The announcement extends a cloud partnership between the two companies that spans more than a decade.

Fiber optic cables representing the network behind Google Cloud Vera Rubin instances

What the Google Cloud Vera Rubin instances offer

A5X instances combine several pieces of hardware. That includes Nvidia Vera Rubin NVL72 systems, Nvidia ConnectX-9 SuperNICs, Google Cloud’s Virgo Network, and the company’s fourth-generation liquid cooling. Google Cloud’s AI Hypercomputer architecture ties it all together. That architecture combines compute, networking and storage. Nvidia described the result as “an integrated platform for training, inference and large-scale reinforcement learning” for cloud customers.

Google plans to scale the deployment to as many as 960,000 Rubin GPUs spread across multiple sites. Commentary on the announcement notes something important, though. Both an 80,000-GPU single-site figure and the 960,000 total are architectural targets. They are not capacity that is currently installed. General availability is set for November 2026. European availability is planned as part of the rollout.

Who is already using the platform

Ineffable Intelligence, a London-based company founded by David Silver, became the first customer with early access to A5X. It is using the platform for large-scale reinforcement learning. “We’re building superlearners that continually improve through their own experience,” Silver said. Advertising and marketing firm WPP also demonstrated a creative agent architecture on A5X. In initial tests, workloads that typically required a multi-node cluster ran on a single instance instead.

Both early customers represent different bets on what A5X is for. Ineffable’s reinforcement-learning focus tests the platform’s claims about training throughput. WPP’s single-instance result, on the other hand, speaks more directly to the cost and simplicity pitch Nvidia and Google are making to enterprise buyers.

Confidential computing and related announcements

Alongside A5X, Google Cloud said it will offer Nvidia Confidential Computing at rack scale. This runs on bare-metal A4X Max instances built on GB300 NVL72 hardware. Confidential Computing is also set to reach general availability on G4 virtual machines. Those machines use RTX PRO 6000 Blackwell Server Edition GPUs. Early users include Vertebrae, Polaris Cloud and Confidential Core AI. Google and Nvidia also said they are exploring Nvidia’s DSX MaxLPS technology. The goal is improving performance per watt across Google’s data centers.

Why this matters beyond one product launch

The announcement highlights an unusual dynamic in cloud computing. Google is simultaneously one of Nvidia’s largest customers and one of its most direct competitors. That rivalry comes from Google’s own Tensor Processing Units and Gemini AI models. Commentary on the GTC Berlin announcements argues that competition among AI infrastructure providers is shifting. The focus is moving away from raw chip specifications. It is moving toward total factory economics instead: networking, storage, power efficiency and cost per generated token. That shift explains something specific. Features like Virgo Network and fourth-generation liquid cooling got equal billing with the Vera Rubin chips themselves.

What happens before general availability

Between now and the November rollout, Google and Nvidia will need to validate the platform at larger scale. That means moving beyond early-access customers like Ineffable Intelligence and WPP. European availability timing is one detail to watch. Nvidia and Google described it only as “planned,” language that leaves room for it to firm up or slip in the coming weeks. Pricing details were also not disclosed at the Berlin announcement. Buyers evaluating the platform will likely wait for those numbers before committing to anything. For enterprises already running workloads on Google Cloud’s existing AI Hypercomputer instances, the practical question will be how A5X pricing compares once it is published, and whether migrating existing workloads makes financial sense on top of the performance gains Nvidia and Google are promoting. That cost comparison, more than the headline specifications, is likely to decide how quickly early interest turns into paying customers. Neither company has said when that pricing information will surface, so for now the comparison remains theoretical.

More cloud and AI coverage

AI infrastructure news moved quickly this week across the industry. See our reports on Nvidia and Huawei’s AI chip market share in China, Anthropic’s Q3 2026 revenue results, and Anthropic’s warning on self-replicating AI systems.

Google Cloud Vera Rubin: frequently asked questions

  • When do Google Cloud Vera Rubin instances become available? Google says A5X instances will reach general availability in November 2026, with European availability also planned.
  • What hardware powers the A5X instances? A5X runs on Nvidia Vera Rubin NVL72 rack-scale systems with ConnectX-9 SuperNICs, integrated into Google Cloud’s AI Hypercomputer.
  • How many GPUs does Google plan to deploy? Google’s architectural target is up to 960,000 Rubin GPUs across multiple sites, though this is a planning figure, not installed capacity.
  • Who has early access to the platform? London-based Ineffable Intelligence and advertising firm WPP are named early-access customers.
  • Is Google a competitor or customer of Nvidia? Both. Google buys Nvidia GPUs for cloud customers while also developing its own competing Tensor Processing Units and Gemini models.
  • Was pricing announced for A5X? No. Nvidia and Google did not disclose pricing details at the GTC Berlin announcement.

References and sources

Tesla Beat Delivery Estimates — So Why Did Profit Drop 43%?

Tesla released its Tesla Q3 2026 earnings on October 21, after market close. Revenue came in at $28.05 billion, flat compared with $28.1 billion a year earlier and in line with the roughly $28.06 billion analysts expected. Deliveries reached 486,532 vehicles, down 2.1% year over year but well above the 461,974 consensus estimate.

A Tesla Model 3, part of the lineup covered in the Tesla Q3 2026 earnings report

The headline numbers behind the Tesla Q3 2026 earnings

Production totaled 464,391 vehicles. That means Tesla sold more cars than it built in the quarter, trimming inventory by 22,141 units. Days of supply fell to 11 from 15 in the second quarter. Energy storage deployments reached 13.7 gigawatt-hours. That was up from 12.5 GWh a year ago but short of the roughly 15.9 GWh analysts had forecast.

Full self-driving subscriptions climbed 67% to 1.74 million active users. That figure includes upfront purchases, as defined in CEO Elon Musk’s 2025 pay package. Tesla’s robotaxi fleet passed nearly 2 million cumulative unsupervised miles by quarter-end. That milestone came about a month after the Cybercab model joined the Austin fleet.

Where the profit numbers tell a different story

Non-GAAP earnings per share hit $0.48. That beat the $0.45 consensus but was down 4% from $0.50 a year earlier. GAAP net income fell 43% to $787 million, or $0.22 per share. Operating income dropped 56% to $718 million. That pushed the operating margin down to 2.6% from 5.8% a year ago.

Operating expenses rose 39% to $4.78 billion. Research and development spending jumped 69% to $2.76 billion. Stock-based compensation totaled $1.17 billion on top of that. Regulatory credit revenue, which has cushioned Tesla’s margins in past quarters, fell 73% to $113 million from $417 million a year earlier.

Total gross margin did improve. It rose to 19.6% from 18.0% a year ago and 16.8% in the second quarter. Automotive gross margin excluding credits reached 18.1%, up from 15.4% a year earlier. Tesla said “battery availability continued to be the limiting factor in increasing auto volumes in the quarter.” That points to a supply constraint rather than weak demand.

Wall Street’s initial reaction was mixed. Several analysts noted that the delivery beat masked a weaker profit picture, while others pointed to the improving gross margin trend as evidence the battery bottleneck is easing gradually rather than worsening. The split in reactions reflects a broader debate among Tesla watchers about whether volume growth or margin recovery should be weighted more heavily when judging the company’s quarter. Bulls point to the delivery beat and improving margin trend as signs the worst of the battery constraint is over. Bears counter with a simpler fact: a 43% drop in net income is hard to wave away.

Energy and services move in opposite directions

Energy revenue fell 16% to $2.88 billion. Tesla partly attributed that drop to tariff-related customer refunds. Services and other revenue told a brighter story. It rose 33% to $4.61 billion, with a record $734 million in gross profit. That suggests Tesla’s repair, charging and software businesses are scaling faster than vehicle sales.

Spending, cash and what comes next

Capital expenditure reached $4.73 billion in the quarter. That was down from $5.79 billion in the second quarter but up sharply from $2.25 billion a year earlier. Nine-month capex now totals $13.01 billion. Free cash flow came in at $1.53 billion, a reversal from negative $1.09 billion in the second quarter. It still remained well below the $3.99 billion generated a year ago. Tesla ended the quarter with $45.4 billion in cash and investments.

Management had previously guided to more than $25 billion in 2026 capex. It did not update that figure in the Q3 letter. Hitting it would require roughly $12 billion in fourth-quarter spending alone, a sharp jump from recent quarterly totals. Tesla also said it ended the quarter with “the largest backlog for our passenger vehicles in four years.” That detail points to demand outpacing what battery supply currently allows the company to build. How quickly Tesla can resolve that bottleneck, rather than any single quarter’s delivery number, is likely to be the key variable determining whether margins recover meaningfully in 2027. Investors will get their next read on that question soon. Tesla reports fourth-quarter results early next year. That report will also show the final tally against management’s full-year capex target.

More EV and auto industry coverage

For more on this earnings season, read our reports on Boeing’s Q3 2026 delivery recovery, Goldman Sachs and Wells Fargo’s Q3 results, and the IMF’s 2026 global growth forecast.

Tesla earnings: frequently asked questions

  • Did Tesla beat earnings estimates? Tesla’s non-GAAP EPS of $0.48 beat the $0.45 consensus, and deliveries of 486,532 topped the 461,974 estimate.
  • Why did Tesla’s profit fall despite beating estimates? GAAP net income dropped 43% because operating expenses rose 39%, led by a 69% jump in R&D spending, and regulatory credit revenue fell 73%.
  • What limited Tesla’s vehicle production? Tesla said battery availability was the limiting factor on auto volumes during the quarter.
  • How many FSD subscribers does Tesla have? Active FSD subscriptions reached 1.74 million, up 67% year over year, including upfront purchases.
  • Did Tesla update its 2026 capex guidance? No. Tesla’s prior guidance of more than $25 billion for 2026 was not revised in the Q3 letter.
  • How much cash does Tesla have? Tesla ended Q3 2026 with $45.4 billion in cash and investments.

Reporting sources