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Oil Swings, Records Fall, and Bank Earnings Roll In: Markets Update — May 28, 2026

  Thursday is shaping up to be an eventful one for markets. A sharp rebound in oil prices — triggered by fresh U.S. military strikes in Iran overnight — is rattling futures this morning, even as Wall Street closed at fresh records on Wednesday. Here in Canada, the TSX pulled back sharply, weighed down by energy-sector volatility and mixed signals from the big banks. Traders are also keeping a close eye on two major U.S. data releases due today: April PCE inflation and the Q1 GDP second estimate. Canada The TSX had a rough Wednesday. The S&P/TSX Composite shed 241.82 points — roughly 0.70% — to close at 34,412.05, as energy stocks were dragged lower by falling crude prices. The loonie dipped slightly as well, with the Canadian dollar trading at 72.29 cents U.S., compared with 72.40 cents the day before. It's a big week for Canadian bank earnings, and results so far have been mixed but largely solid. Bank of Nova Scotia and BMO Financial Group both reported stronger second-quar...
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Alzheimer’s vaccines get a boost from new drug approval

 

After decades of disappointment and controversy, the field of Alzheimer’s disease research has finally seen a breakthrough with the approval of the first drug that targets the underlying pathology of the condition. 

Aducanumab, a monoclonal antibody that clears amyloid plaques from the brain, was granted accelerated approval by the US Food and Drug Administration in June 2021, despite mixed results from clinical trials and objections from some experts. 

The drug’s approval has rekindled interest in other therapeutic approaches that aim to prevent or slow down the progression of Alzheimer’s, such as vaccines that stimulate the immune system to attack amyloid or tau, another protein that accumulates in the brains of people with the disease. 

Several vaccine candidates are currently in various stages of development and testing, and some researchers are optimistic that they could offer a more effective and convenient way to treat Alzheimer’s than infusions of antibodies.


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