Capitalization of Google owner collapses at record $500 billion Alphabet stock fell 13.7% to $280.36 in trading on Thursday, October 29th. By 20:21 Moscow time, the decline had slowed to 12.7%, the securities had risen $283.57. The sale follows the publication of the financial results for the third quarter. Search sales and other advertising, which make up about half of the company's revenue, did not meet analysts' expectations. Ad sales growth was the slowest in five quarters. Other investor concerns are related to the fact that artificial intelligence services could threaten Google's core. According to business development manager Philip Schindler, queries using AI search mode generate less advertising revenue. Investments.com senior analyst Thomas Monteiro called the quarter "the moment of truth" for Alphabet. In his opinion, the company needs to find a way to effectively monetize AI, otherwise it risks losing leadership in several key areas of the business. Read more The capitalization of the owner of Google collapsed at a record 500 billion dollars because of AI.