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DeepSeek’s AI Dominance: $593 Billion Lost as Nasdaq and Global Indices Crash

DeepSeek’s AI Dominance: $593 Billion Lost as Nasdaq and Global Indices Crash
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DeepSeek, an AI app, made the world tumble in a single day. Tech-giant Nvidia lost $600 billion in market value in the biggest wipe-out in history, while the company CEOs lost over $20.1bn.

This Chinese startup has challenged industry norms, causing one of the sharpest financial market corrections a $589 billion valuation wipeout in a single day in recent history since the pandemic.

DeepSeek’s new AI model, developed with unprecedented efficiency and cost-effectiveness, has raised eyebrows and rattled the dominance of tech stalwarts like Nvidia, Microsoft, and Alphabet. 

This blog unpacks how DeepSeek’s meteoric rise disrupted the tech ecosystem, how it hit Wall Street, and the future of AI innovation.

The Rise of DeepSeek

Founded just two years ago, DeepSeek has already managed to leapfrog industry giants with its latest large-language model (LLM). Dubbed the R1, this model boasts advanced processing capabilities at a fraction of the cost compared to its Western competitors. The release of its V3 model, containing 671 billion parameters, was completed in just 55 days for $5.58 million—a stark contrast to the billions spent by major players like OpenAI (CBS News).

Within hours of its debut, DeepSeek’s AI assistant became the most downloaded app on Apple’s App Store in the U.S., surpassing market leaders such as ChatGPT. Social media platforms lit up with amazement over the AI’s ability to answer complex queries, solve logic puzzles, and even generate code. 

This widespread adoption saw servers crash due to overwhelming demand, leading the company to restrict registrations to China (Livemint).

The Numbers That Shocked Wall Street

DeepSeek’s breakthrough triggered a sharp selloff in tech stocks, sparking what many analysts have dubbed “AI Reckoning Day.” Nvidia, the pioneer of AI chips, suffered the most significant blow, with its shares plummeting 17% in a single day, erasing $593 billion from its valuation. CEO Jensen Huang personally lost $21 billion of his net worth (Financial Express).

The ripple effect spread globally. The Nasdaq Composite Index fell 4.7% in its steepest decline of 2025, wiping billions more in market capitalization from tech-heavyweights. The Nasdaq 100 closed with a decline of 3%, wiping out a year’s worth of gains and resulting in losses of up to $1 trillion in just one day. Companies in the energy sector, which anticipated benefiting from the surge in AI demand, saw their stock values drop. 

Asian markets were equally impacted: Japan’s Nikkei 225 slid 2.3%, with Tokyo-based semiconductor suppliers like Advantest and Tokyo Electron experiencing steep declines of 10% and 5.3%, respectively (WSJ). 

Tech Stocks Suffer

The Nasdaq index saw significant declines, with Broadcom Inc., a leading chipmaker, dropping 17.4%. Microsoft, which supports ChatGPT, followed with a decrease of 2.1%, and Google’s parent company, Alphabet, fell by 4.2%. Additionally, the Philadelphia Semiconductor Index (SOX), a key indicator for the tech industry, dropped almost 6%, highlighting a general concern about the prospects for established companies in the AI arena (Financial Express).  

This investor exodus reflects growing doubts about whether the potential returns justify the significant investments in AI.

Social Media Uproar

The chaos spilled over to social media, where platforms like X (formerly Twitter) and Reddit were flooded with discussions about DeepSeek’s implications. Posts with captions like “DeepSeek has just rewritten the rules of AI development” and “Nvidia’s empire is shaking—are we witnessing the rise of a new tech superpower?” went viral.

A particularly noteworthy post on X read:

“In one day, a tiny Chinese startup managed to upend everything we thought we knew about AI. The tech world will never be the same again.”

Meanwhile, LinkedIn became the hub for industry professionals debating how DeepSeek’s innovations could democratize AI and whether the U.S. government would step in to regulate Chinese AI exports (Livemint).

Challenges: Limiting Growth or Strategic Play?

Despite its monumental success, DeepSeek has not been without its challenges. The company restricted registrations after an alleged cyberattack and has been accused of censoring politically sensitive content on its platform. 

While this has raised questions about its commitment to transparency, DeepSeek has largely justified these measures as necessary to maintain operational stability (CBS News).

Critics argue that these restrictions might limit DeepSeek’s ability to compete in Western markets. Still, others believe this is a calculated strategy to solidify its dominance within China before taking on global competitors.

A Turning Point for AI and Wall Street

The emergence of DeepSeek has changed the game’s rules, proving that innovation is not confined to Silicon Valley. DeepSeek has shown the world that smaller players can disrupt even the most established tech empires by creating a cost-efficient, high-performance AI model.

For Wall Street, this is a stark reminder that the rapid pace of innovation can overturn the most bullish assumptions. For now, all eyes are on DeepSeek and its potential to reshape the AI landscape—not just in China but worldwide.

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I’m Archana R. Chettiar, an experienced content creator with
an affinity for writing on personal finance and other financial content. I
love to write on equity investing, retirement, managing money, and more.

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