Bitcoin

Bitcoin is a new electronic payment system that removes the need for third party financial institutions. It speeds up transactions while reducing costs and minimizing the potential for fraud. The name “cryptocurrency” points to how it uses “cryptographic proof” to work, AKA a blockchain.

Bitcoin’s concept was first introduced in 2008 when a person going by the pseudonym Satoshi Nakamoto shared a white paper titled “Bitcoin: A Peer-to-Peer Electronic Cash System.” In January 2009, the Bitcoin blockchain was launched. 

A new electronic payment system called Bitcoin removes the need for third-party financial institutions. It speeds up transactions while reducing costs and fraud-risk. The name “cryptocurrency” points to how it uses “cryptographic proof” to work, AKA a blockchain.   

Bitcoin has a finite supply of 21 million, which is expected to be reached by the year 2140. Currently, 18.8 million are circulating in the market. Note that Bitcoin represents the concept of the network, while bitcoin (lower-case ‘b’) represents the currency.

Bitcoin is one of the most well-known cryptos as it was the first decentralized currency. 

Currently, BTC’s dominance is above 40%. Bitcoin Dominance is a measure of how much of the total market cap of crypto is made up of Bitcoin. Bitcoin’s influence in the crypto ecosystem could be vulnerable to competition as alternative coins grow in popularity and utility.

Ethereum

Solana

Positioning in futures and options shows traders looking to protect against further declines.

Bitcoin falls with ether, solana while decred, AI-linked tokens advance

MARA Holdings Inc. (NASDAQ:MARA) CEO Fred Thiel said Thursday the company plans to adopt an opportunistic approach, leveraging Bitcoin (CRYPTO: BTC) to enhance “financial flexibility” where appropriate. MARA Records Paper Losses On Bitcoin During MARA's fourth-quarter earnings call, Thiel admitted that recent volatility in Bitcoin price has affected the sector's sentiments and aspects of the company's trading performance.

Fred Thiel Says MARA Holdings Will Leverage Bitcoin Holdings For 'Financial Flexibility' As Firm Pivots Beyond Pure-Play Mining

The inflows coincide with a rebound in the Coinbase Premium index, signaling renewed U.S. demand.

U.S. spot bitcoin ETFs set for biggest week in 6 after adding $1.1 billion in three days

Eric Trump, co-founder and Chief Strategy Officer of American Bitcoin Corp. (NASDAQ:ABTC ), said Thursday that the company's core long-term strategy is to increase Bitcoin (CRYPTO: BTC) on its balance sheet. ‘We Believe In Bitcoin In The Long Term' During American Bitcoin's fourth-quarter earnings call, Trump was asked about the company's capital allocation between its mining segment and purchasing Bitcoin on the open market.

Eric Trump Says He Believes In BTC 'Long Term' And American Bitcoin's 'Growth Metric' Is To Increase Its Stash, Not Chase Exhashes Like Other Miners

Market participants with long-term vision are buying downside protection.

Bitcoin ETF holders and treasury firms stack protection against price crash below $60,000, Deribit says

Analysts say the latest drop appears to be a leverage flush and positioning cleanup rather than a structural trend reversal

Bitcoin slides Friday as risk-off mood persists, but majors hold weekly gains

Crypto trader Michaël van de Poppe says he believes Bitcoin (BTC) is offering a “lifetime opportunity” for investors willing to accumulate during the current downturn. Van de Poppe says regardless of why it's fallen, Bitcoin is now unmistakably undervalued. “Whether it's Jane Street constantly manipulating the markets.

Trader Michaël Van De Poppe Says Bitcoin Presenting ‘Lifetime Opportunity' To Accumulate – Here's Why

The Bitcoin miner moved to convert U.S. sites into AI-ready campuses, though analysts say confirmed tenants will be key.

MARA Shares Rise After Bitcoin Miner Strikes AI Data Center Deal

Dogecoin

Leading cryptocurrencies cooled down on Thursday amid uncertainty over potential market bottoms. Cryptocurrency 24-Hour Gains +/- Price (Recorded at 8:25 p.m.

Bitcoin, Ethereum, XRP, Dogecoin Retreat As Nvidia Drags Down Tech Stocks: Analyst Highlights Historical 'Sweet Spot' Where BTC Bottomed

Police in South Korea didn't follow proper procedures and lost $1.4 million worth of confiscated Bitcoin, according to a local news report.

Suspects Arrested After South Korean Police Mishandle $1.4 Million in Bitcoin: Report

Starknet revealed a Bitcoin-based asset aimed at enabling people to better maintain their privacy on the Ethereum layer-2 scaling network.

'Private Bitcoin' to Launch on Starknet With Zcash-Like Features

A steep accounting loss tied to bitcoin's price decline overshadowed gains, but MARA is betting its future on AI-driven revenue.

MARA swings to $1.7 billion Q4 loss on bitcoin markdown, shares jump 15% after Starwood AI deal

Block said the restructuring will cost up to $500 million and be largely completed by mid-2026, as investors embraced the move.

News for Bitcoin Crypto (BTC)