Norwegian authorities are investigating a potential information leak after online bets on this year’s Nobel Peace Prize winner spiked hours before the announcement, suggesting possible insider trading.

According to local reports, originally surfaced by Bloomberg, wagers favoring Venezuelan opposition leader Maria Corina Machado, who received the 2025 Nobel Peace Prize for her advocacy of democracy, surged on Polymarket shortly after midnight Norwegian time.

The Nobel Committee, which made its decision earlier in the week, said it is treating the matter as a serious breach of confidentiality. 

Kristian Berg Harpviken, director of the Norwegian Nobel Institute, told reporters…

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