Billions in Bitcoin options expired today. What actually changed hands?

Bitcoin’s September 25 quarterly options expiry has put an enormous open-interest figure beside a much smaller and less visible question: which contracts produced payments? The exchange rules tell us what a winning holder receives. They do not turn a pre-expiry…

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A Solana oracle’s support ends today. Who still relies on its prices?

Switchboard’s September 25 support deadline has turned a six-day migration warning into a test of Solana’s price feeds. Current public

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