Bitcoin (BTC-USD) opened at $62,829.64 on Monday, August 17, 2026, 0.3% decrease than Sunday’s opening value. As of 9:17 a.m. ET this morning, the worth of bitcoin moved as much as $63,413.32.
Ethereum (ETH-USD) opened at $1,874.10 on Monday, August 17, 2026, down 0.4% from Sunday’s opening value. The value of ethereum moved larger this morning to $1,894.98 as of 9:17 a.m. ET.
Bitcoin is down greater than 3% over the previous week, whereas ethereum has fallen 1.8%. Traders proceed to parse conflicting information. Softer financial alerts reported final week decrease the short-term danger of upper rates of interest, and that might assist demand for riskier property. However this crypto bear market has prolonged lengthy sufficient to maintain traders and analysts guessing. Not less than one analyst — Adam Livingston — factors to Bitcoin’s low volatility in current weeks as a breakout sign, whereas others see the digital foreign money falling additional earlier than bottoming out.
Present value of bitcoin and ethereum
Bitcoin
The value of bitcoin this morning was 0.3% decrease than Sunday’s opening value. Here is a have a look at how the opening bitcoin value has modified versus final week, month, and yr:
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One week in the past: -3.1%
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One month in the past: -1.5%
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One yr in the past: -46.5%
The all-time excessive for bitcoin was $126,198.07 on Oct. 6, 2025. The all-time low worth for bitcoin was $0.04865 on July 14, 2010.
Ethereum
The value of ethereum this morning was 0.4% decrease than Sunday’s open. Here is a have a look at how the opening ethereum value has modified versus final week, month, and yr:
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One week in the past: -1.8%
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One month in the past: +0.6%
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One yr in the past: -57.7%
The all-time excessive for ethereum was $4,953.73 on Aug. 24, 2025. The all-time low worth for ethereum was $0.4209 on Oct. 21, 2015.
Bitcoin, ethereum, and different cryptocurrencies are quickly evolving. Observe the most recent developments from Yahoo Finance and others right here.
How Bitcoin works
Bitcoin is a kind of cryptocurrency, which is a foreign money that exists solely in digital type and operates with out authorities or banking oversight. By comparability, the U.S. greenback, the EU euro, the Canadian greenback, and different nationwide currencies have paper variations and are issued by their respective governments.
Bitcoin depends on a public digital ledger that validates and data transactions and verifies bitcoin possession. This ledger known as the blockchain, and it’s globally distributed — that’s, decentralized — throughout a broad, worldwide community of servers.
Decentralization is a basic facet of cryptocurrencies. Decentralization facilitates peer-to-peer funds with no banking middleman, enhanced safety, and protection towards manipulation makes an attempt.
Study extra: What’s Bitcoin, and the way does it work?
The way to purchase Bitcoin in 2026
There are a number of methods to purchase Bitcoin. You’ll be able to undergo a crypto trade, a fintech app, or a standard brokerage that may help you purchase right into a bitcoin ETF.
Earlier than inserting a commerce, although, resolve what you really need: full possession of your bitcoin and personal keys — or simple value publicity inside a well-known, regulated system.
Whichever avenue you’re taking, it is vital to do not forget that bitcoin stays a high-risk, extremely risky asset in comparison with many different investments. Costs can surge or drop shortly, generally with out warning. For those who’re contemplating shopping for bitcoin, assume volatility is a part of the deal.
Study extra: Is bitcoin’s value volatility an investing alternative? Here is how you can purchase bitcoin.
Bitcoin and ethereum value charts
Whether or not you are model new to monitoring the worth of bitcoin and ethereum or a extra seasoned crypto investor, Yahoo Finance’s price-of-bitcoin chart and price-of-ethereum chart beneath present a visible historical past of how the currencies’ worth continues to maneuver and evolve.
Extra on crypto from the Yahoo Finance workforce:
