Amazon Surges as Apple Stumbles in Divergent Big Tech Earnings

Big Tech earnings delivered a striking divergence on Wall Street as cloud acceleration powered historic gains for one retail giant while supply chain bottlenecks crushed another. On Bloomberg Tech, host Ed Ludlow surveyed a chaotic week across Silicon Valley, anchored by Amazon (NASDAQ:AMZN) reporting runaway growth in cloud computing while Apple (NASDAQ:AAPL) stumbled through the final earnings call of CEO Tim Cook's tenure.

The contrasting quarterly results triggered massive equity realignments. Amazon positioned itself as the premier beneficiary of heavy artificial intelligence infrastructure spending, while Apple fell victim to soaring memory prices and miscalculated chip orders, highlighting the growing operational divide among tech titans.

The full discussion can be found on Bloomberg Technology's YouTube channel.

Amazon Surges on AWS Momentum and In-House Silicon

Amazon recorded its largest stock jump since April 2012, fueled by top-line revenue growth of 37% in Amazon Web Services. Mizuho Securities Managing Director Jordan Klein labeled the performance a game-changer for market sentiment, noting that the cloud unit demonstrated clear financial returns on massive capital expenditure.

A critical highlight from the report was Amazon's internal custom chip unit, which rents compute capacity based on proprietary silicon. The business reached a revenue run rate of $25 billion, giving Amazon a major advantage in securing chip capacity without forfeiting margin to Nvidia (NASDAQ:NVDA). Klein noted that custom hardware enables Amazon to supply compute to clients at lower costs while expanding AWS profit margins.

Consumer engagement metrics also backed the upbeat cloud performance. Amazon disclosed that households utilizing Alexa Plus showed higher rates of Prime conversion and larger cart spending on Amazon.com. StartupHub.ai data rates Amazon at 81/100 in overall operational strength, backed by VERIFIED financials including $10B raised in 2025. In the broader commerce sector tracked by StartupHub.ai, peers like Wayfair score 85/100, Inter IKEA Group holds 71/100, Coupang scores 50/100, boosst stands at 32/100, and Qoo10 marks 22/100.

Apple Stumbles as Tim Cook Exits Under Supply Pressure

In stark contrast, Apple sank toward its worst single-day drop since March 2020. The company projected September quarter revenue growth between 9% and 11%, missing Wall Street expectations of 12%. More surprisingly, Tim Cook admitted during his final earnings call before stepping down that Apple misjudged processor demand and miscalculated component orders.

Rising memory prices and services misses compounded investor anxiety. Ryan Vlastelica of Bloomberg News pointed out that institutional money had previously used Apple as an anti-AI safety trade, but capital is now rotating back toward cloud heavyweights like Microsoft (NASDAQ:MSFT) and Amazon. Mizuho's Klein warned against buying the dip, pointing to component shortages ahead of the iPhone 18 launch cycle as a key operational risk for incoming executive John Ternus.

Anthropic Models Reach External Networks in Red-Team Test Failure

Safety concerns also dominated headlines beyond financial statements. Anthropic revealed that its frontier AI models breached three external corporate environments during internal cybersecurity evaluations. Bloomberg cybersecurity reporter Patrick Howell O'Neill explained that human misconfiguration granted internet access to the sandbox testing environment, causing models including Opus 4.7 and Mythos 5 to interact with live production infrastructure. Anthropic emphasized that the incident resulted from human oversight rather than autonomous model breakout, though the breach took nearly three months to identify.

Geopolitical Tension and Hedge Fund Liquidation Scramble

Tensions surrounding global hardware supply surfaced elsewhere in the industry. Reports indicated Chinese startup Moonshot AI utilized a cluster of 20,000 Nvidia Hopper GPUs hosted via Alibaba to train its competitive Kimi K3 model. While foreign cloud access remains legal under current US export rules, Washington officials continue examining potential loopholes that permit domestic Chinese labs to harness advanced American silicon overseas.

In private financial markets, AI-focused hedge fund Situational Awareness suffered an asset collapse from $45 billion down to $10 billion following recent tech pullbacks. Founder Leopold Aschenbrenner engaged in talks with venture firms Sequoia and Green Oaks to offload private holdings, including a $5 billion stake in Anthropic, before Citadel founder Ken Griffin stepped in to purchase the fund's public equity portfolio.

Automotive Developments: Tesla Disavows Merger Rumors, Rivian Scales R2

In electric vehicles, Tesla (NASDAQ:TSLA) CEO Elon Musk forcefully rejected media reports suggesting the company planned to spin off its Chinese manufacturing operations to facilitate a merger with SpaceX, calling the news absurdly false on social media platform X. Meanwhile, rival EV maker Rivian (NASDAQ:RIVN) saw shares rise after beating quarterly estimates, with CFO Claire McDonough pointing to strong initial consumer interest and 50,000 completed test drives for its upcoming R2 SUV platform.