Since its launch in 2015, Ethereum (ETH) has experienced a single-day increase of over 20% on nine occasions:
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1. March 12, 2016: Increase of approximately 20%**
- **Reason**: Increased market attention in the early stages of Ethereum, an active developer community, and the concept of smart contracts beginning to gain mainstream interest. At the same time, Bitcoin's rise spurred a rebound in the entire cryptocurrency market.
2. May-June 2017 (multiple days with increases over 20%)**
- **Background**: The ICO (Initial Coin Offering) boom exploded, with Ethereum experiencing a surge in demand as a major fundraising platform.
- **Key Dates**:
- **May 24, 2017**: ETH price rose from about $150 to $180 (+20%) as the Enterprise Ethereum Alliance (EEA) added new members (such as Microsoft, Intel), boosting market confidence.
- **June 21, 2017**: ETH broke $300, with a single-day increase of 22%, after Coinbase announced support for ETH trading.
3. March 13, 2020: Single-day rebound of 23%**
- **Background**: The global market rebounded after a crash due to the COVID-19 pandemic.
- **Reason**: ETH had previously dropped over 50% in the week prior, rebounding on March 13 alongside Bitcoin (BTC up +20% that day), as the market corrected from being oversold.
*4. July 23, 2020: Increase of 20%**
- **Reason**: Launch of the Ethereum 2.0 testnet (Medalla testnet), with the staking mechanism driving optimistic expectations for ETH's future deflationary potential.
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5. January 4, 2021: Increase of 25%**
- **Reason**:
- Bitcoin broke $30,000, leading to a widespread rally in altcoins.
- DeFi (Decentralized Finance) total value locked (TVL) surpassed $20 billion, benefiting Ethereum as the primary underlying chain.
6. April 29, 2021: Increase of 18% (close to 20%)**
- **Reason**: The European Investment Bank announced it would issue digital bonds on Ethereum, increasing institutional adoption expectations.
7. July 18, 2022: Increase of 35%**
- **Reason**:
- The market bet on the successful merge of Ethereum (The Merge), transitioning from PoW to PoS.
- Large-scale short contracts were liquidated, triggering a short squeeze.
8. March 12, 2023: Increase of approximately 15% (over 20% on some exchanges)
- **Reason**: Following the Silicon Valley Bank crisis, the market shifted towards decentralized assets for hedging, with ETH being the most liquid altcoin in demand.
9. May 9, 2025.
Reason: Ethereum upgrade, Trump endorsement.
