5 Top Google AI Brains Bolted in 7 Days as Gemini Falls Behind, and Alphabet Stock Is Feeling It
5 Top Google AI Brains Bolted in 7 Days as Gemini Falls Behind, and Alphabet Stock Is Feeling It
Omor Ibne EhsanThu, June 25, 2026 at 6:59 PM UTC
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Quick Read -
Five Google AI researchers, among them Transformer co-author Noam Shazeer, defected in seven days, dropping GOOGL 5% as Gemini 3.5 Pro slipped to July.
Microsoft dropped 4% on the week and Amazon fell 1%, proving AI capex anxiety is punishing hyperscalers regardless of which lab wins the talent.
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Five researchers out of Google's core AI team in seven days, and the market noticed. Alphabet (NASDAQ:GOOGL) shares fell 5.09% over the past week to $345.29, and dropped another 1.14% Thursday morning to $341.34. The catalyst is talent, the subtext is product, and the spread between the two is where investors are getting nervous.
_ultraforma_ / Getty ImagesWhat Maggie Germain told CNBC
On CNBC's Closing Bell Overtime Wednesday, reporter Maggie Germain laid out why the exits look like a pattern rather than coincidence. When the host pressed whether pre-IPO equity alone explained the moves, Germain pointed at a hole in Google's product lineup. "Google at this point doesn't have something that competes with Codex and Claude Code, and that's where researchers are really gravitating," she said. Coding assistants are the wedge product for enterprise AI sales right now, and the labs building the best ones are hoovering up Google's bench.
The standouts are real names. Noam Shazeer, a Gemini co-lead and one of the original authors of the Transformer paper, is heading to OpenAI. John Jumper, the Nobel laureate behind AlphaFold, is going to Anthropic. Two more DeepMind researchers are reportedly headed to Anthropic as well, and DeepMind chief Demis Hassabis acknowledged "the most ferociously competitive talent market the tech industry has ever seen." The newer departures sit below Shazeer or Jumper in seniority, yet the cadence is the story.
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Why pre-IPO equity changes the math
Both Anthropic and OpenAI have confidentially filed S-1s, which converts a researcher's grant from "maybe valuable someday" into "valuable on a defined timeline." Polymarket traders are pricing the competitive gap quite directly. As of Thursday, the market gives Anthropic a 98.2% implied probability of holding the top model on Chatbot Arena by June 30, with Google at just 0.3%. Over one month, Anthropic's odds rose 22.2 points while Google's fell 17.7.
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Compounding the mood, Gemini 3.5 Pro was reportedly pushed from a June release to July. Talent churn alongside a product slip compounds the credibility problem with enterprise buyers.
The numbers that complicate the panic
Strip out the last week and the underlying business is still firing. Q1 FY26, reported April 29, delivered EPS of $5.11 against a $2.63 estimate on revenue of $109.90 billion, up 21.8% year over year. Google Cloud grew 63% to $20.03 billion, with backlog nearly doubling sequentially to over $460 billion. CEO Sundar Pichai told investors that Gemini's API processed more than 16 billion tokens per minute, up 60% from the prior quarter, per Alphabet's Q1 FY26 8-K.
So why the selloff. Capex hit $35.67 billion in Q1, more than doubling year over year, with FY26 guidance of $175 billion to $185 billion. Investors are being asked to fund a hyperscale build while watching the people who would justify that spend walk to competition. GOOGL's composite sentiment score has fallen 19.16 points in seven days and 24.88 over thirty. Year to date, the stock is still up 10.46%, and over one year, up 107.64%. The selloff reflects positioning rather than a break in the business.
How the rivals are trading
If you assumed talent flowing into the OpenAI and Anthropic camps was juicing their cloud backers, the price action disagrees. Microsoft (NASDAQ:MSFT) is down 3.55% on the week and 24.10% year to date to $355.23, weighed by the same AI capex anxiety dragging Alphabet. Amazon (NASDAQ:AMZN), which backs Anthropic and committed roughly 5 gigawatts of Trainium capacity to it, is down 1.36% on the week to $230.05, up just 1.49% year to date.
GOOGL Analyst Ratings — 24/7 Wall St.What to keep an eye on
The July Gemini release is the readable catalyst. If 3.5 Pro lands and clears the 1500 Chatbot Arena threshold the market currently prices at 25%, the talent narrative softens. If it slips again or debuts middling, the question stops being about five researchers and starts being about whether enterprise customers stay parked in Vertex AI when Codex and Claude Code keep shipping. Polymarket is currently pricing an 80% chance GOOGL closes lower on June 25, which tells you where the very short-term crowd has placed its chips.
Act now: the analyst who called NVIDIA in 2010 just named his top 10 AI stocks — and Google didn't make the cut. Grab the names FREE today.
Source: “AOL Money”
