New Delhi, May 22 -- Bitcoin's outperformance relative to smaller cryptocurrencies is widening. An index that tracks so-called altcoins is down about 40% year-to-date, while Bitcoin is up 18% so far in 2025.

A group of 12 US Bitcoin exchange-traded funds have drawn strong inflows, with investors pouring in about $4.2 billion so far in May. In options markets, traders built eye-catching Bitcoin positions earlier this week with the $110,000, $120,000 and $300,000 calls expiring on June 27 logging the most open interest - or number of outstanding contracts - on Deribit, the derivatives exchange.

Bitcoin surpassed $111,000 for the first time, with traders increasingly bullish on the prospects of the original cryptocurrency amid mounting ins...