Navigating the AI Bubble: Understanding Market Behaviour in a Transformative Era
Artificial intelligence (AI) has become the defining investment theme of the decade. With companies racing to integrate AI capabilities and markets rewarding early adopters, enthusiasm is surging across industries. For investors, AI represents both innovation and opportunity, but like every transformative technology, its story is being shaped as much by psychology as by economics.
From Innovation to Momentum
AI is entering an acceleration phase as investment in infrastructure, semiconductors and enterprise software expands rapidly. According to the International Data Corporation (IDC), global spending on AI including AI-enabled applications, infrastructure and related IT and business services is expected to more than double by 2028 to USD 632 billion, growing at a 29% compound annual rate. This surge reflects the widespread adoption of AI across industries, from automation and analytics to cloud computing and enterprise software.
The capital markets are moving in tandem. JPMorgan Chase & Co. reports that debt tied to AI has reached USD 1.2 trillion, now the largest segment in the investment-grade market. AI-linked companies represent 14% of the high-grade debt universe, up from 11.5% in 2020, overtaking US banks at 11.7%. The figures highlight how deeply AI has permeated corporate financing and investor positioning, signalling that the technology is no longer a niche innovation but a core driver of capital flows.
At the corporate level, OpenAI and Nvidia sit at the centre of a USD 1 trillion AI boom, supported by partnerships to build data centres powered by Nvidia chips and by OpenAI’s strategic investment in AMD. These interlinked deals underscore the scale of strategic competition across the ecosystem. Together, they show how AI’s rise is being fuelled by both technological progress and market exuberance, where investor optimism, while supported by genuine productivity gains, may still be outpacing near-term profit realisation.
The Psychology Behind the Boom
Investor sentiment around AI is being shaped by behavioural forces that have accompanied previous innovation cycles. FOMO, or fear of missing out, is prompting institutional investors to increase exposure to AI-linked equities despite stretched valuations. Narrative contagion, amplified by media coverage and corporate communications, reinforces the perception that AI is inevitable. Overconfidence bias encourages the belief that investors can time their entry and exit precisely, while moral validation creates conviction that investing in AI is aligned with progress and growth.
These behaviours are not inherently negative. They reflect optimism about technological advancement and confidence in its long-term value. However, recognising these psychological patterns helps investors separate enduring opportunity from short-term exuberance. The objective is not to avoid AI exposure, but to approach it with discipline and selectivity, as with any structural growth theme.
Lessons from Past Cycles
Past innovation cycles provide practical insight into the dynamics of today’s AI boom.
Innovation takes time to monetise. The dot-com era produced enduring giants such as Amazon and Google, but only after years of volatility and capital consolidation. The crypto cycle offered similar lessons, as early hype around decentralised finance and digital assets eventually gave way to more selective, utility-driven adoption. AI is likely to follow a comparable path, where structural value accrues to firms that integrate technology deeply into scalable, revenue-generating models.
Narratives peak before fundamentals.
Companies citing “AI” on earnings calls have surged to a record 287 in the second quarter of 2025, according to FactSet, well above the five-year average of 124. Yet actual revenue attribution to AI remains highly concentrated. This disconnect mirrors past cycles, where narratives often peaked before measurable returns emerged.
Infrastructure often wins first.
In the internet era, early gains came from routers, data centres and network operators. In AI, the equivalents are semiconductor leaders, hyperscale cloud providers and power infrastructure firms that enable large-scale model training. Goldman Sachs estimates that data-centre power demand tied to AI will grow by 165% by 2030, highlighting the breadth of secondary beneficiaries.
Valuation discipline still matters.
As markets mature, capital shifts from aspirational stories to demonstrable earnings. Firms that can show tangible productivity improvements and cost efficiencies from AI integration will justify their premiums, while others may face re-ratings as expectations reset.
From Euphoria to Endurance
AI’s long-term potential is not in question. Productivity improvements across software, logistics, finance and healthcare are already evident. Companies like ServiceNow, Salesforce and Adobe are embedding generative AI into workflows, reporting measurable time savings and client retention gains. Global projections suggest the technology could contribute trillions to economic output over the next decade, creating new industries and transforming existing ones.
The challenge lies in timing and selectivity. Investors who treat AI as a structural evolution rather than a speculative wave will be better positioned for durable value creation. The focus should be on identifying businesses with clear economic moats, such as those controlling data, compute or proprietary integration, that can translate technical capability into consistent revenue growth.
The most enduring lesson from past cycles is that innovation and exuberance often coexist. Over time, speculative excess gives way to operational integration and steady performance. AI will likely follow a similar trajectory: early exuberance, market recalibration, and eventual diffusion across every sector of the economy.
AI is not a passing trend. It is a structural force reshaping industries, capital markets and competitive advantage. For investors, success will depend on balancing conviction with discipline, embracing AI’s transformative potential while staying alert to sentiment, valuation and the difference between early hype and lasting impact.
Subscribe to our newsletter
Disclaimer: This article does not constitute financial advice nor a recommendation to invest in the securities listed. The information presented is intended to be of a factual nature only. Past performance is not a reliable indicator of future performance. As always, do your own research and consider seeking financial, legal and taxation advice before investing.
Learn how professional investors analyse earnings reports by assessing revenue quality, margins, cash flow, balance sheet strength and management guidance.
Global energy risks are rising. Australia just committed $10.7 billion to respond. A closer look at the economic risks driving Australia’s push for greater fuel security.
The RBA has lifted rates to 4.35%. Here’s what it means for households, inflation, markets, sector performance and the outlook for Australian investors.
About The a2 Milk Co Ltd The a2 Milk Company Limited, together with its subsidiaries, sells A2-type protein type branded milk and related products in Australia, New Zealand, China, rest of Asia, and the United States. The company offers infant milk formula; other nutritional products and milk; manufactures and sells nutritional and ingredients products, as well as provides rent, royalty, and licensing services. It offers its products under the a2 Milk and a2 Platinum brands. The company was formerly known as A2 Corporation Limited and changed its name to The a2 Milk Company Limited in April 2014. The a2 Milk Company Limited was incorporated in 2000 and is based in Auckland, New Zealand. Source: EODHD Key Stats
About Meta Platforms Inc Meta Platforms, Inc. engages in the development of products that enable people to connect and share with friends and family through mobile devices, personal computers, virtual reality (VR) headsets, and AI glasses in the United States, Canada, Europe, Asia-Pacific, and internationally. It operates through two segments, Family of Apps (FoA) and Reality Labs (RL). The FoA segment offers Facebook, which enables people to build community through feed, reels, stories, groups, marketplace, and other; Instagram that brings people closer through Instagram feed, stories, reels, live, and messaging; Messenger, a messaging application for people to connect with friends, family, communities, and businesses across platforms and devices through text, audio, and video calls; Meta AI, an assistant that's available across apps, as a stand-alone app, on AI glasses, and on the web; Threads, an application for text-based updates and public conversations; and WhatsApp, a messaging application that is used by people and businesses to communicate and transact in a private way. The RL segment provides virtual and augmented reality products, including consumer hardware, software, and content that help people feel connected anytime and anywhere, as well as Meta Quest devices that enable social experiences across gaming, fitness, entertainment, and more. The segment also includes wearables such as AI glasses like Ray Ban Meta and Oakley Meta glasses, featuring Meta AI for advanced conversational and hands free interaction; and the Meta Ray Ban Display, which combines AI glasses with an integrated lens display and the Meta Neural Band, a wrist worn device using electromyography that lets people control their AI glasses through neuromuscular signals. The company was formerly known as Facebook, Inc. and changed its name to Meta Platforms, Inc. in October 2021. The company was incorporated in 2004 and is headquartered in Menlo Park, California. Source:EODHD Key Stats
About Amazon.com Inc Amazon.com, Inc. engages in the retail sale of consumer products, advertising, and subscriptions service through online and physical stores in North America and internationally. The company operates through three segments: North America, International, and Amazon Web Services (AWS). It also manufactures and sells electronic devices, including Kindle, fire tablets, fire TVs, echo, ring, blink, and eero; and develops and produces media content. In addition, the company offers programs that enable sellers to sell their products in its stores; and programs that allow authors, independent publishers, musicians, filmmakers, Twitch streamers, skill and app developers, and others to publish and sell content. Further, it provides compute, storage, Artificial intelligence, database, analytics, machine learning, and other services, as well as advertising services through programs, such as sponsored ads, display, and video advertising. Additionally, the company offers Amazon Prime, a membership program. The company's products offered through its stores include merchandise and content purchased for resale and products offered by third-party sellers. It serves consumers, sellers, developers, enterprises, content creators, advertisers, and employees. The company was incorporated in 1994 and is headquartered in Seattle, Washington. Source:EODHD Key Stats
Earnings may beat expectations, but guidance drives markets. Learn how to read forward outlooks, tone and signals to better interpret stock price reactions.
About Visa Inc. Visa Inc. operates as a payment technology company in the United States and internationally. The company operates VisaNet, a transaction processing network that enables authorization, clearing, and settlement of payment transactions. It also offers credit, debit, and prepaid card products; tap to pay, tokenization, and click to pay services; Visa Direct, a solution that facilitates the delivery of funds to eligible cards, bank accounts, and digital wallets; Visa B2B Connect, a multilateral business-to-business cross-border payments network; Visa Cross-Border Solution, a cross-border consumer payments solution; and Visa DPS that provides a range of value-added services, including fraud mitigation, dispute management, data analytics, campaign management, a suite of digital solutions, and contact center services. The company also provides acceptance solutions, which include Cybersource and Authorize.net that provides new and enhanced payment integrations with ecommerce platforms, enabling sellers and acquirers to offer tailored commerce experiences; risk and identity solutions, such as Visa Advanced Authorization, Visa Secure, Visa Consumer Authentication Service, Visa Protect Authentication Intelligence, and Visa Provisioning Intelligence; and Visa Consulting and Analytics, a payment consulting advisory services. It provides its services under the Visa, Visa Electron, Interlink, V PAY, and PLUS brands. The company serves merchants, financial institutions, and government entities. Visa Inc. was founded in 1958 and is headquartered in San Francisco, California. Source:EODHD Key Stats
About Telix Pharmaceuticals Ltd Telix Pharmaceuticals Limited, a commercial-stage biopharmaceutical company, focuses on the development and commercialization of therapeutic and diagnostic radiopharmaceuticals. The company operates through three segments: Precision Medicine, Therapeutics, and Manufacturing Solutions. Its lead therapeutic product candidate is TLX591, a lutetium-labeled radio antibody-drug conjugate (rADC), which is in a Phase 3 clinical trial in patients with advanced prostate cancer. The company develops TLX250, an rADC for treating advanced metastatic kidney cancer; TLX101, a systemic therapy for the treatment of glioblastoma; TLX66, a product candidate for bone marrow conditioning for hematopoietic stem cell transplant conditioning; and Illuccix and Gozellix for the treatment of prostate cancer. The company is also developing TLX592, a prostate cancer therapy candidate for targeted alpha therapy based on its proprietary RADmAb-engineered antibody technology; TLX252 for the treatment of patients with advanced metastatic kidney cancer; TLX400, a bladder fibroblast activation protein for treating various tumors; TLX102, a large amino acid transporter-targeting small molecule-based alpha therapy candidate for the treatment of glioblastoma and multiple myeloma; TLX300 for treating soft tissue sarcoma; and TLX090, a bone-seeking agent for bone metastases and pain palliation. In addition, it is developing BiPASS, which is in Phase 3 clinical trial for prostate cancer diagnosis; AlFluor, a novel PET radiochemistry solution; TLX250-Px, a PET diagnostic imaging agent; and TLX101-Px, a radiolabeled amino acid PET agent. It operates in Australia, Belgium, Canada, the United Kingdom, the United States, and internationally. The company has strategic collaboration with University Hospital Essen. The company was founded in 2015 and is headquartered in North Melbourne, Australia. Source:EODHD Key Stats
The UAE leaves OPEC on 1 May. Oil prices did not move. Here is why the near-term calm is masking a structural shift investors should not ignore.
