{"id":14530,"date":"2025-10-16T14:02:21","date_gmt":"2025-10-16T12:02:21","guid":{"rendered":"https:\/\/hqam.ch\/state-of-the-equity-market-ai-disruption-and-talks-of-bubble\/"},"modified":"2025-10-16T14:17:29","modified_gmt":"2025-10-16T12:17:29","slug":"state-of-the-equity-market-ai-disruption-and-talks-of-bubble","status":"publish","type":"post","link":"https:\/\/hqam.ch\/en\/state-of-the-equity-market-ai-disruption-and-talks-of-bubble\/","title":{"rendered":"State Of The Equity Market: AI, Disruption And Talks Of Bubble"},"content":{"rendered":"\t\t
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As of early October 2025, U.S. equities sit near record highs. But beneath the headline indexes, the market of 2025 is anything but ordinary. A narrow cohort of AI beneficiaries has driven most of the gains; mega\u2011caps dominate index level outcomes; retail traders have re\u2011embraced high\u2011octane leveraged risk; companies seen as threatened by AI are whipsawing; traditionally \u201cquality\u201d stocks have lagged; and everyone – from executives to day traders – is chasing the next big theme. <\/p>

Return dispersion: AI winners vs. everyone else<\/strong><\/p>

The defining feature of 2025\u2019s market is dispersion – the widening gulf between the small cluster of AI winners and the vast remainder of listed companies. Since the launch of ChatGPT ignited the current investment cycle, Morgan Stanley<\/a> estimates that stocks linked to AI infrastructure – hyperscale cloud platforms, leading-edge chipmakers, semiconductor equipment suppliers, data\u2011center builders and landlords, and energy suppliers feeding compute demand – have contributed roughly three\u2011quarters of the S&P 500\u2019s aggregate gains, while also accounting for about 80% of earnings growth and around 90% of capex growth associated with the rally. In plain terms: the typical stock has not been doing the heavy lifting; a very specific group has. <\/p>

You see that clearly in breadth measures. The cap\u2011weighted S&P 500 – dominated by the largest AI\u2011adjacent names – has posted strong double\u2011digit gains year\u2011to\u2011date (14.5%), while the equal\u2011weighted S&P 500 – which treats each company the same -has been up modest 8.1% higher, slightly less than half lower return. That divergence is a shorthand for dispersion: the bigger and more AI\u2011exposed you are, the more your stock likely contributed to index\u2011level performance this year \u2013 MSCI Technology is up a whopping 26% YTD. <\/p>

The Rise of Passive and Mag-7<\/strong><\/p>

S&P 500’s market concentration has reached a historic extreme, a dynamic driven not just by investor sentiment but also by the fundamental outperformance of its largest constituents.<\/p>

Figure 1: S&P 500 5 largest stocks concentration<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Source: Bianco Research<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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The consequence of this is a profound concentration of earnings power – top 50 companies now contribute an astounding 69.2% of the S&P 500’s total long-term earnings growth. This figure represents a massive increase from 51.1% a decade ago, illustrating a structural shift in the market where a select group of high-growth, innovation-driven firms are responsible for the vast majority of the index’s fundamental expansion. <\/p>

<\/p>

The data reveals a critical shift in the market’s structure. The S&P 500 is no longer a diversified proxy for the U.S. economy; it has effectively become a concentrated, actively-managed bet on the success of a handful of technology platforms. Passive investors who believe they are buying broad market exposure are, in fact, unknowingly taking on immense idiosyncratic risk tied to the fortunes of these few firms. Is this justified in the era of OpenAI disrupting everything from healthcare and hiring to showing profound ambitions in hardware (Apple beware!) and neo-clouds like Nebius and CoreWeave questioning status-quo for hyperscalers? <\/p>

Entire industries in the crosshairs of LLMs<\/strong><\/p>

Volatility has spiked in sectors seen as facing an AI threat. For example, market-research firm Gartner, Inc. saw its shares crater 30% in one week after cutting its outlook \u2013 analysts said clients might turn to AI-driven alternatives to Gartner\u2019s services, underscoring investor jitters about AI disruption. Traditional advertising agencies have likewise been hit: WPP Plc has shed over 50% of its value this year and Omnicom ~15%, amid talk that AI could automate ad creation. Even staffing companies are under pressure \u2013 e.g. ManpowerGroup is down ~30% and Robert Half over 50% year-to-date \u2013 as markets price in the risk that AI-driven automation will erode demand for their recruiting and temp services. In short, any company perceived as being on the wrong side of the AI revolution has experienced heightened volatility and sharp sell-offs in 2025. <\/p>

The Quality Conundrum: Why Profitability Is Out of Favor<\/strong><\/p>

High-quality businesses – traditionally prized for steady profits, low debt, and resilience \u2013 have markedly underperformed in 2025\u2019s risk-on market. Barclays notes that outside of the few mega-cap tech leaders, the broader \u201cQuality\u201d factor has underperformed \u2013 firms with strong balance sheets and durable earnings have posted \u201csteady results, but in a market chasing near-term growth, they\u2019ve been left behind.\u201d <\/p>

Figure 2: Different<\/em>S&P 500 Performances<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Source: Google Finance<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Traditionally defensive sectors illustrate this quality drag. For instance, healthcare stocks (often viewed as high-quality and recession-resistant) struggled for most of 2025, significantly underperforming the market. The sector only began to rebound at the very end of Q3 (leading an early Q4 rally after languishing much of the year). Consumer staple giants and other reliable earners similarly lagged. This underperformance of quality companies is unusual in a year with plenty of macro uncertainty and suggests that lack of \u201cbuzz\u201d made these steady performers. <\/p>

Chasing the Next Big Thing and Echoes of Dot-Com Era<\/strong><\/p>

On Monday, 6th of October AMD shareholders woke up in extasy – OpenAI committed to buy hundreds of thousands of company\u2019s high-end AI chips (roughly 6 gigawatts of compute) starting in 2026 – a supply agreement expected to deliver \u201ctens of billions of dollars\u201d in annual revenue for AMD – while securing a warrant to purchase up to ~10% of AMD\u2019s equity at a nominal $0.01 per share. While deal details raised some eyebrows, AMD stock quickly moved 40% in the next few trading sessions creating above $100 bn in market capitalization for the company. In other news in October Cantor Fitzgerald raised its Nvidia price target from $240 to $300 implying 56% upside and market capitalization above $7 trillion. Veteran observers (Jeff Bezos and Paul Tudor Jones recently) are increasingly comparing the current environment to the late-1990s dot-com bubble, where hype often trumped fundamentals. Bullish euphoria can prolong these manias, but eventually narratives meet reality. Officials like the IMF\u2019s chief have warned that today\u2019s \u201cone-note\u201d AI-driven rally is loaded with risk, cautioning that a mood shift or disappointment in tech earnings could \u201cresult in potentially large corrections\u201d. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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ADVERTISEMENT<\/strong>
This document has been prepared solely for information and advertising purposes and does not constitute a solicitation offer or recommendation to buy or sell any investment product or to engage in any other transactions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Momentum investing benefits from emotions, herd mentality and the rise of passive strategies. Combined with quality, this results in an approach that exploits opportunities and better cushions risks. <\/p>\n","protected":false},"author":1,"featured_media":3834,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[37],"tags":[],"class_list":["post-14530","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-corporate-excellence-insights-en"],"acf":[],"_links":{"self":[{"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/posts\/14530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/comments?post=14530"}],"version-history":[{"count":4,"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/posts\/14530\/revisions"}],"predecessor-version":[{"id":14534,"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/posts\/14530\/revisions\/14534"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/media\/3834"}],"wp:attachment":[{"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/media?parent=14530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/categories?post=14530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hqam.ch\/en\/wp-json\/wp\/v2\/tags?post=14530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}