Bloomberg Stock Movers

2026-09-25 · Hosted by — · Bloomberg / iHeartMedia

Executive Summary

Akamai shares jumped 20% in pre-market trading after signing an $11.6 billion, seven-year deal with Anthropic to provide GPU compute access, building on a nearly $2 billion deal the two companies struck earlier this year. The deal also grants Anthropic a warrant convertible into nearly 8 million Akamai Class B shares just above $111 each, and marks the largest contract in Akamai's history as it pivots from its traditional content-delivery and cybersecurity base into compute.

Key Stories & Changes

1. Akamai Signs $11.6 Billion Compute Deal with Anthropic

  • Shares up 20% in pre-market trading

  • Seven-year contract; Akamai will provide CPU/GPU compute access to Anthropic

  • Deal includes a warrant convertible into nearly 8 million Class B shares at just above $111 each

  • Builds on a prior ~$2 billion deal between the companies earlier this year

  • Largest contract in Akamai's history; reflects the company's shift from content delivery and cybersecurity into compute

2. Meta Extends Historic September Rally

  • Shares up 36% this month, the best month since 2013

  • Added nearly half a billion dollars in market cap during September, pushing total market value to nearly $2 trillion

  • Stock is within 2% of its record high set over a year ago

  • Mark Zuckerberg's net worth climbed to $274 billion, moving him to #4 on the Bloomberg Billionaires ranking, about a billion behind Jeff Bezos

3. People Inc. / MGM Reversal

  • One day after reports that Barry Diller's People Inc. would not pursue taking MGM private, the Wall Street Journal reported MGM is now in discussions to acquire People Inc.

  • People Inc. shares up nearly 10% in pre-market trading

  • People Inc. owns a 27% stake in MGM worth about $2.4 billion — roughly $300 million less than People Inc.'s total market cap

  • Reported rationale: the deal could let MGM buy back a large chunk of itself while acquiring other assets at an attractive price

4. Costco Fiscal Q4 Earnings

  • Shares roughly flat, down about 0.2% in pre-market trading

  • Beat both top- and bottom-line estimates for the fiscal fourth quarter

  • Gasoline sales had a record year as consumers sought value

  • Membership growth has slowed but new member sign-ups continue

  • Shares up 4% year-to-date; Walmart down about 3% over the same period, suggesting Costco has outperformed a key cost-conscious peer

  • AKAM: Akamai — +20% (pre-market) — $11.6B, 7-year Anthropic compute deal — largest in company history

  • META: Meta Platforms — +36% (September) — Best month since 2013; added ~$500B in market cap

  • PPLI: People Inc. — +10% (pre-market) — Reportedly in talks to be acquired by MGM Resorts

  • COST: Costco — ~flat — Beat Q4 estimates; membership growth slowing but still positive

1. AI Compute Deals Continue to Reshape Infrastructure Providers

Akamai's pivot from content delivery/cybersecurity into compute, sealed by its largest-ever contract with Anthropic, reflects a broader pattern of legacy infrastructure companies repositioning around AI compute demand rather than their historical core businesses.

2. Meta's AI-Driven Rally Reshaping Wealth Rankings

Meta's Muse-driven rally isn't just a stock story — it's materially moving personal wealth rankings, with Zuckerberg's net worth gain illustrating how concentrated the AI rally's benefits have become among a small number of mega-cap leaders and founders. ---

Sentiment Analysis

Overall Market Sentiment: Bullish on AI-Linked Deals

The tone throughout was upbeat, focused on concrete deal-making and earnings beats rather than macro risk.

Risk Factors Highlighted

Deal-dependent stock concentration: Akamai's largest-ever contract with a single customer (Anthropic) raises concentration risk if that relationship changes.

M&A uncertainty: The People Inc./MGM situation reversed within 24 hours, highlighting the volatility and unpredictability of ongoing deal talks.

Membership growth deceleration: Costco's slowing membership growth, even amid a headline earnings beat, signals a maturing core growth driver.

Concentrated AI wealth effects: Meta's rally-driven market cap gains are concentrating gains in a small number of AI-exposed mega-caps and their founders.

This episode was covered in today's [The Market Signal — 2026-09-25](https://marketsignal.beehiiv.com/p/the-market-signal-2026-09-25), a cross-source synthesis of multiple podcast reports.

Keep Reading