ETH and Altcoins Follow BTC in Massive Selloff as Crypto Market Loses $460 Billion

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The cryptocurrency market experienced one of its most dramatic downturns on May 19, with Bitcoin (BTC), Ethereum (ETH), and a wide range of altcoins plunging sharply—marking the largest single-day collapse since March 2020’s “Black Thursday.” In just 24 hours, the total market capitalization of digital assets shed over $460 billion, sending shockwaves across global financial markets.

This sudden correction has reignited discussions around market volatility, risk exposure, and the fragile correlation between crypto and traditional equities—especially tech stocks. As investors scramble to make sense of the crash, key questions emerge: What triggered this selloff? Why did altcoins fall harder than Bitcoin? And what does this mean for the future of decentralized finance and investor sentiment?

The Scale of the Collapse

At the time of reporting, Ethereum—the second-largest cryptocurrency by market cap—was trading at approximately $2,469.50, representing a staggering 26.36% drop within 24 hours. This marks ETH’s worst daily performance since March 12, 2020, according to data from FTX and TradingView.

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While Bitcoin also suffered significant losses, many altcoins experienced even steeper declines. The broader crypto market cap fell by 21.96%, dropping from over $2 trillion to about **$1.565 trillion** in less than a day.

Why Altcoins Were Hit Hardest

Altcoins, by nature, carry higher speculative risk compared to Bitcoin. As Hunain Naseer, Senior Editor at OKEx Insights, explained:

“Due to the lack of widespread mainstream adoption, recognition, and utility, altcoins are inherently more speculative than Bitcoin—and have always been. This means they tend to rise faster in bull markets and fall harder during corrections.”

This dynamic played out clearly during the May 19 selloff. Tokens tied to decentralized finance (DeFi) saw some of the most severe drawdowns:

These assets, often referred to as “high-beta” cryptos, amplify market movements—both upward and downward. With DeFi protocols heavily reliant on liquidity incentives and speculative trading activity, any shift in investor confidence can trigger cascading liquidations and panic selling.

Even meme coins like Dogecoin (DOGE) weren’t spared. Once celebrated for its viral appeal and celebrity endorsements, DOGE dropped more than 20%, settling around $0.379, according to CoinDesk 20 data.

Market Drivers Behind the Crash

So what sparked this massive correction?

Joel Kruger, Currency Strategist at LMAX Digital, pointed to two primary forces:

“The catalyst is a market that had risen parabolically and was already vulnerable to a pullback, now facing added pressure from global macro forces that are weighing on risk assets.”

In other words, the crypto market didn’t crash in isolation—it was part of a broader risk-off trend affecting global financial markets.

On the same day as the crypto plunge, U.S. equities began trending downward, particularly in the technology sector. High-growth tech stocks, which often move in tandem with crypto due to similar investor bases and risk profiles, posted substantial losses. This suggests that rising macroeconomic concerns—such as inflation fears, tightening monetary policy expectations, and bond yield fluctuations—are beginning to influence digital asset valuations.

Kruger added:

“The biggest risk for cryptocurrencies right now—at least over the next few weeks—is the potential for continued downside pressure in U.S. equities.”

With both Wall Street and crypto markets reacting to shifting Fed expectations and economic uncertainty, the lines between traditional finance and digital assets are blurring more than ever.

DeFi Takes a Hit Amid Liquidity Fears

One of the most concerning aspects of this selloff was the disproportionate impact on DeFi tokens. As decentralized platforms rely heavily on user-supplied liquidity and yield farming incentives, sharp price drops can destabilize entire ecosystems.

When asset prices fall rapidly:

This creates a negative feedback loop that exacerbates price declines across multiple platforms simultaneously.

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Despite these challenges, DeFi remains a cornerstone of Web3 innovation. The long-term vision—banking without borders, permissionless lending, and transparent financial infrastructure—remains intact. But short-term turbulence highlights the need for stronger risk management frameworks and improved user education.

What This Means for Investors

For seasoned investors, market corrections are not unexpected—they’re inevitable. What matters most is preparation.

Key takeaways from this event include:

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Frequently Asked Questions (FAQ)

Q: Was this crash worse than the 2020 "Black Thursday" event?
A: While emotionally similar due to the speed and scale of losses, the May 2025 selloff hasn’t yet reached the same depth as March 2020’s crash, when Bitcoin dropped nearly 50% in a single day. However, ETH’s 26% drop is its worst since that period.

Q: Why do altcoins fall more than Bitcoin during corrections?
A: Altcoins typically have lower liquidity, less institutional support, and higher speculative demand. They behave like “high-beta” assets—magnifying both gains and losses relative to the broader market.

Q: Is this the end of the bull run?
A: Not necessarily. Sharp corrections are common after rapid price increases. Historically, such pullbacks have created buying opportunities before new highs were achieved—provided underlying adoption trends remain strong.

Q: How are traditional markets influencing crypto?
A: Increasingly, crypto moves in tandem with tech stocks and broader risk sentiment. When investors flee risky assets—like growth equities—they often sell crypto simultaneously.

Q: Can DeFi recover from such sharp drops?
A: Yes. Past crashes have shown that while short-term pain is real, DeFi innovation continues. Protocols evolve with better collateral models, insurance mechanisms, and user safeguards.

Q: Should I sell everything during a crash?
A: Panic selling often leads to permanent losses. A better approach is to review your investment thesis, rebalance if needed, and avoid emotional decisions based on short-term price action.


Final Thoughts

The May 19 selloff serves as a stark reminder: cryptocurrency markets are still maturing. While they offer unprecedented opportunities for innovation and wealth creation, they also demand discipline, risk awareness, and strategic patience.

As the ecosystem evolves—from DeFi to NFTs to institutional adoption—the path forward won’t be linear. But for those who understand the cycles and stay focused on long-term value rather than short-term noise, resilience becomes a competitive advantage.

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