Skip to navigationSkip to main contentADVERTISEMENTSome offers on this page are from advertisers who pay us, which may affect which products we write about, but not our recommendations. See our Advertiser Disclosure.Catherine Brock · Contributing writerTue, July 21, 2026 at 5:23 PM GMT+2 3 min readBitcoin (BTC-USD) opened at $65,214.10 on Tuesday, July 21, 2026, 0.8% higher than Monday's opening price. As of 9:30 a.m. ET this morning, the price of bitcoin moved up to $66,398.15.Ethereum (ETH-USD) opened at $1,903.35 on Tuesday, July 21, 2026, up 1.7% from Monday's opening price. The price of ethereum moved higher this morning to $1,935.99 as of 9:30 a.m. ET.Bitcoin and ethereum opened higher this morning. Investors' appetite for risk has returned momentarily; strength in crypto coincided with an uptick in the tech-heavy Nasdaq-100 (^NDX) this morning.The trend may be more than a one-day blip. According to SoSo Value data, the last week marked the second consecutive week bitcoin ETFs had positive net inflows, for the first time since May. The inflows did not cover the outflows over the past several weeks.Volatility in crypto will continue, as investors process news on the U.S.-Iran war and await continued second-quarter earnings reports.Current price of bitcoin and ethereumBitcoinThe price of bitcoin this morning was 0.8% higher than Monday's opening price. Here's a look at how the opening bitcoin price has changed versus last week, month, and year:The all-time high for bitcoin was $128,198.07 on Oct. 6, 2025. The all-time low value for bitcoin was $0.04865 on July 14, 2010. EthereumThe price of ethereum this morning was 1.7% higher than Monday's open. Here's a look at how the opening ethereum price has changed versus last week, month, and year:The all-time high for ethereum was $4,953.73 on Aug. 24, 2025. The all-time low value for ethereum was $0.4209 on Oct. 21, 2015. Bitcoin, ethereum, and other cryptocurrencies are rapidly evolving. Follow the latest developments from Yahoo Finance and others here.What is Ethereum and how does it work? Ethereum is the blockchain, while ether is the cryptocurrency that runs on it. When people say they're "buying ethereum," they're usually buying ETH — the digital asset used to run applications and store value.Some investors trade short-term, others accumulate their holdings slowly, and still others focus on earning a yield by locking up their ETH to help run the network — a process known as staking.How to buy EthereumEther, the native cryptocurrency used on the Ethereum platform, remains significantly more volatile than the S&P 500 for many investors. But it's no longer a moonshot — it's a foundational piece of a modern digital portfolio.Here's how to start investing in ethereum.Step 1: Choose your Ethereum investment strategyStep 2: Pick the right platformStep 3: Complete identity verification (KYC)Step 4: Fund your Ethereum purchaseStep 5: Execute the tradeStep 6: Securing your investmentLearn more: How to buy Ethereum and what to know before you doBitcoin and ethereum price chartsWhether you're brand new to tracking the value of bitcoin and ethereum or a more seasoned crypto investor, Yahoo Finance's price-of-ethereum chart below shows a visual history of how the currency's value continues to move and evolve. More on crypto from the Yahoo Finance team: How to trade crypto: A step-by-step guideDo you need a bitcoin credit card? Can you buy crypto with a credit card? President Trump called for a strategic bitcoin reserve. How it would work. How to buy a house with cryptoYes, crypto is taxed. Here's when you have to pay. How to buy ethereum — and what to know before you doHow to buy solana: A step-by-step guide