Bitcoin rallied above the $63,450 hurdle, indicating bullish momentum and a challenge to the $66,640 resistance.Investors in short Bitcoin investment funds have withdrawn over $400 million, signaling a shift to a bullish view on BTC.Sentiment on Bitcoin spot ETFs has turned positive, with $419 million worth of inflows following improved election odds for Donald Trump.Top altcoins like Ethereum, BNB, SOL, and XRP mirrored Bitcoin's performance, with resistance levels to watch for further surges.