Altcoin News The hidden force behind Bitcoin and Ether price swings: Options expiry September 28, 2025 Learn how option expiries in Bitcoin and Ether derivatives markets can cause price swings that catch inexperienced traders off guard. About The Author coinmaker See author's posts Post navigation Previous: Cathie Wood: Hyperliquid ‘reminds me of Solana in the earlier days’Next: Stocks vs. Bitcoin in the AI era: Which will survive the next 50 years? More Stories Altcoin News SpaceX IPO update: Whale opens $22.3M SPCX long as synthetic price hits 30% premium June 12, 2026 Altcoin News Three signs that XRP price risks falling below $1 in June June 11, 2026 Altcoin News Audiera’s AI token BEAT beats Bitcoin, Ethereum as price surges 1,500% in a month June 11, 2026