Write News

Google Parent Alphabet Shares Plunge 13%: AI Spending Wipes Out $500 Billion

Posted on 30th Oct 2026 04:57 pm by rohit kumar

Alphabet, the parent company of Google, witnessed a massive sell-off on Wall Street on Thursday, October 29, after its third-quarter 2026 financial results disappointed investors. The company's shares plunged more than 13% during the trading session, wiping out approximately $500 billion in market capitalisation.

 

The sharp decline came despite Alphabet reporting 25% year-on-year revenue growth. Investors were concerned about the company's earnings miss, slower growth in its core Search advertising business and rapidly increasing expenditure on artificial intelligence (AI) infrastructure.

 

The market reaction highlights a growing concern among investors: whether the enormous investments being made by technology companies in AI will generate sufficient returns in the coming years.

 

Alphabet Shares Plunge 13% in Minutes

 

Alphabet shares came under intense selling pressure shortly after the US stock market opened on Thursday.

 

The stock reportedly dropped approximately 13.2% to $279.43 within the first five minutes of trading. By around 9:35 am in New York, shares were down approximately 13% at $281.37.

 

The sell-off eventually resulted in a loss of nearly $500 billion in Alphabet's market value. According to market reports, the company's shares closed at approximately $283.82, down 12.64% for the session.

 

The decline represented Alphabet's steepest single-day percentage drop on record and ranked among the largest one-day market-capitalisation losses in stock market history.

 

Why Did Alphabet Shares Fall?

 

The primary reason behind the decline was Alphabet's weaker-than-expected third-quarter performance.

 

For the July-September quarter, the company reported revenue of $127.58 billion, an increase of approximately 25% compared with $102.35 billion in the corresponding period last year.

 

However, the figure came in below Wall Street's expectations of approximately $128.2 billion.

 

More importantly, Alphabet's net income available to common stockholders declined 25.2% year-on-year to $26.17 billion from $34.98 billion.

 

Diluted earnings per share also declined to $2.12 from $2.87 in the year-ago quarter.

 

The company's adjusted earnings per share stood at $2.67, also below analyst expectations. These results disappointed investors who had anticipated stronger returns from Alphabet's growing AI and cloud businesses.

 

Alphabet's AI Spending Surges to $51.4 Billion

 

One of the biggest concerns for investors was the sharp increase in Alphabet's capital expenditure.

 

The company spent approximately $51.4 billion on capital expenditure during the September quarter, more than double the amount recorded in the same period last year.

 

The investment is being directed towards data centres, computing infrastructure, AI chips and the expansion of cloud and artificial intelligence capabilities.

 

Alphabet has maintained its full-year 2026 capital expenditure guidance at $195 billion to $205 billion. However, Chief Financial Officer Anat Ashkenazi indicated that spending could increase significantly in 2027.

 

This has raised questions about how quickly the company's AI investments will translate into higher revenue and profits.

 

Investors are increasingly looking for evidence that the enormous infrastructure expenditure will generate sustainable financial returns rather than simply increase operating costs.

 

Free Cash Flow Turns Negative for the Second Consecutive Quarter

 

Alphabet's cash generation has also become a major concern.

 

The company reported negative free cash flow of approximately $9.07 billion in the September quarter, following a negative figure of around $5.9 billion in the June quarter.

 

Free cash flow represents the cash a company generates after accounting for capital expenditure. A negative figure indicates that capital investments and other cash outflows exceeded the cash generated during the period.

 

The latest numbers have intensified investor concerns about the financial impact of Alphabet's aggressive AI infrastructure expansion.

 

Although large investments may strengthen its competitive position over the long term, shareholders are concerned about the time required for those investments to generate adequate returns.

 

Google Search Advertising Growth Slows to 12%

 

Another factor weighing on Alphabet shares was slower growth in its core Search advertising business.

 

Google Search and other advertising revenue increased 12% year-on-year to $63.35 billion in the September quarter.

 

However, this represented a slowdown compared with the 17% growth recorded in the previous quarter.

 

Search advertising remains one of Google's most important sources of revenue. Consequently, any slowdown in this business attracts considerable attention from investors.

 

The rise of AI-powered search tools and changing online search behaviour have also raised questions about whether Google's traditional advertising model can maintain its dominance.

 

Alphabet has been investing heavily in AI-powered search features, but investors are still assessing how effectively these products can generate advertising revenue.

 

YouTube Advertising Revenue Rises 9%

 

Google's advertising business delivered mixed results during the quarter.

 

YouTube advertising revenue increased 9% year-on-year to approximately $11.21 billion.

 

Meanwhile, total Google advertising revenue reached approximately $82.01 billion, compared with $74.18 billion in the corresponding quarter last year.

 

Although advertising revenue continued to grow, the performance did not fully satisfy market expectations.

 

The slowdown in Search growth, combined with rising AI infrastructure costs, contributed to the negative reaction from investors.

 

Google Cloud Delivers Strong Growth

 

Not every part of Alphabet's business disappointed investors.

 

Google Cloud reported revenue of approximately $30.71 billion, representing an impressive 103% year-on-year increase.

 

The growth reflected strong demand for cloud computing, enterprise AI infrastructure and AI-related services.

 

However, the strong Cloud performance was not enough to offset concerns about the company's overall earnings, cash flow and rising capital expenditure.

 

Investors are now looking for evidence that the company's expanding AI business can deliver sustainable profitability.

 

Is the AI Bubble Finally Bursting?

 

Alphabet's stock market decline has reignited debate about whether the AI investment boom is becoming overheated.

 

Technology companies are spending enormous amounts on data centres, specialised chips, computing capacity and AI development.

 

While these investments could create significant business opportunities, investors are increasingly questioning whether the expected returns will justify the costs.

 

Alphabet's latest results demonstrate this tension. Revenue continued to grow strongly, and Google Cloud delivered impressive results, but the company's profit declined and free cash flow turned negative.

 

However, one company's stock market decline does not establish that the broader AI industry is in a bubble. The latest sell-off reflects investor concerns about Alphabet's earnings, Search growth and the financial returns from its AI investments.

 

For now, the market's focus will remain on whether Google can turn its massive AI expenditure into stronger revenue growth, profitability and cash generation.

1 0 Tweet