Weekly Market Recap (Oct 13–17, 2025): Broadcom’s OpenAI Deal, Walmart’s ChatGPT Integration, and Sector Rebound

Weekly Market Recap (October 13–17, 2025)

Stocks steadied after two weeks of declines as earnings season kicked off. Financials and consumer names led modest gains while Tech showed mixed performance. Our AI picks—Warner Bros. Discovery, Micron, and Lam Research—bounced back strongly with risk appetite returning mid-week.

Index Performance (Weekly)

Index Weekly Change
S&P 500+0.14%
Nasdaq−0.06%
Dow Jones+0.27%

Sector Snapshot (1-Week)

Communication Services
+3.33%
Real Estate
+3.12%
Consumer Defensive
+2.59%
Basic Materials
+2.13%
Consumer Cyclical
+2.08%
Utilities
+2.08%
Technology
+2.05%
Industrials
+1.53%
Healthcare
+1.18%
Energy
+0.59%
Financial
+0.42%

AI Picks Performance (Week)

Stock Weekly Return Comment
Warner Bros. Discovery (WBD)+2.31%Streaming turnaround optimism lifted shares.
Micron Technology (MU)+4.99%Memory chip strength and AI data-center tailwinds.
Lam Research (LRCX)+2.68%Semi-cap recovery continued amid broader tech rebound.

The Score — Stocks That Defined the Week

  • Porsche Automobil (POAHY): CEO Oliver Blume may exit early; McLaren’s Michael Leiters eyed as successor. ADSs +1.5% Fri.
  • Broadcom (AVGO): 10-GW AI-chip partnership with OpenAI; shares +9.9% Mon.
  • Walmart (WMT): Announced ChatGPT shopping integration; shares +5% Tue.
  • Morgan Stanley (MS): Posted strong earnings; profits up 19% YoY; shares +4.7% Wed.
  • Bunge (BG): Jumped +13% Wed on Trump’s China cooking-oil trade threat.
  • Novo Nordisk (NVO): Fell −3.1% Fri after Trump pledged to cut Ozempic prices to $150.

Outlook

  • Earnings momentum: Big Tech reports ahead will test market resilience and AI spending trends.
  • Macro: CPI cooling supports the soft-landing thesis; Treasury yields stabilize near 4.4%.
  • Sector tone: Leadership shifted to Communication Services and Real Estate—defensives followed close behind.

Key Takeaway

A balanced week where AI optimism returned alongside resilient corporate earnings. Broadcom’s mega-deal and Walmart’s ChatGPT partnership highlighted AI’s real-world expansion, while Communication Services led sector gains into late October.

Week ended October 17, 2025. Data based on your inputs and WSJ summaries.

Data & Methods: Market indexes from TradingView, sector performance via Finviz, macro data from FRED, and company filings/earnings reports (SEC EDGAR). Charts and commentary are produced using Google Sheets, internal AI workflows, and the author’s analysis pipeline.
Reviewed by Luke, AI Finance Editor
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Luke — AI Finance Editor

Luke translates complex markets into beginner-friendly insights using AI-powered tools and real-world experience. Learn more →

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