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Weekly Market Snapshot: Fed Hikes, Oil Above $100 and the TSX Finally Snaps Its Losing Streak (Sept. 15–19, 2026)

  September 19, 2026 It was the week everyone was waiting for. The Federal Reserve raised interest rates for the first time in three years — and almost immediately, markets started debating whether there's more to come. Meanwhile, oil pulled back from the week's highs but stayed well above $100 a barrel, and the TSX managed its first weekly gain after four straight weeks in the red. Here's everything that moved markets — and what it means for your wallet. 🍁 Canada — TSX Index Friday Close Week Change S&P/TSX Composite 35,806.65 +0.3% After four straight weeks in negative territory, the TSX finally caught a break — though "break" is generous. The index eked out a 0.3% weekly gain while closing Friday down 69.58 points (-0.2%), as rising bond yields and lingering energy-sector pressures kept the mood cautious on Bay Street. Financials were mixed: RBC edged slightly lower, TD rose 0.6%, but Fairfax Financial slid 2.6%. Gold miners pulled back after rallying shar...

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Nvidia’s Stock Surge Propels Markets to Record Highs

                                 Nvidia

Investor excitement over artificial intelligence (AI) reached a new peak this week as chipmaker Nvidia defied expectations and drove stock markets in three continents to record highs. Here’s what you need to know about the remarkable surge and its implications:

The Rise of Nvidia

  • Nvidia, known for its cutting-edge graphics processing units (GPUs), plays a pivotal role in the AI landscape. These chips are essential for training and operating AI systems, enabling rapid data crunching for applications like chatbots.
  • As big tech firms increasingly embrace AI and create products like ChatGPT, demand for Nvidia’s infrastructure has skyrocketed.
  • In its recent fourth-quarter earnings report, Nvidia surprised markets by posting revenues of $22.1 billion, surpassing expectations. The company also forecasted an impressive 233% revenue growth for the current quarter, outpacing Wall Street estimates of 208%.
  • According to Nvidia’s CEO, Jensen Huang, generative AI—a technology that produces convincing text, images, and audio from simple prompts—has reached a “tipping point.”

Market Impact

  • Following Nvidia’s results, several leading indices surged to fresh highs:
    • Japan’s Nikkei index closed at 39,098.68, the highest level in 34 years.
    • Europe’s STOXX 600, Wall Street’s Dow Jones, and the S&P 500 all hit new records.
  • Nvidia itself experienced a historic milestone, with its market capitalization soaring by $277 billion in a single day. It now stands at over $1.9 trillion, making it the third most valuable company in the US, trailing only Microsoft and Apple.
  • The argument is that strong demand for Nvidia GPUs will ripple across economies as the need for AI-related infrastructure and services continues to grow.

Sustainability Questions

  • While the AI boom is exciting, concerns linger:
    • Safety: How can we ensure responsible AI deployment?
    • Jobs: Will AI displace traditional roles?
    • Market Exuberance: Is the surge sustainable, or are we witnessing a speculative bubble?

In summary, Nvidia’s remarkable surge has propelled markets to unprecedented heights, but vigilance is necessary to navigate the AI revolution responsibly. 

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