Anthropic’s Founders Will Keep Control With a Single Share of Stock
A single share of stock with no economic value will hand Anthropic's seven co-founders permanent majority voting control the moment the company goes public, and the mechanism buried in its S-1 is more unusual than anything Zuckerberg built at Meta.
On October 26, 2026, Anthropic filed its public Form S-1. The private maker of Claude seeks a Nasdaq Global Select listing of Class A stock under the proposed symbol ANT. The filing’s most important term involves a single share of Class F stock.
Just before the offering, Anthropic will issue a single share of Class F stock to Anthropic Founders, LLC, whose initial members are its seven co-founders. That share carries 50.1% of total voting power, and the filing states it “will not have any economic rights.”
The filing leaves the price range and share count blank. The filing does not mention a reported valuation of $1.5 trillion to $1.75 trillion.
Until ANT trades, listed exposure runs through Alphabet (NASDAQ:GOOG | GOOG Price Prediction, NASDAQ:GOOGL), which fell 1.06% to $316.80, and Amazon (NASDAQ:AMZN), which rose 0.44% to $249.09. Both hold nonvoting Class N stock, so they own economics without a vote.
What One Class F Share Actually Controls
Class A voting power is capped at 49.9%, and Class F power is not diluted by future issuances. The founders therefore decide elections of non-trust directors, certain charter amendments, and any merger or sale.
Board control is split. The Long-Term Benefit Trust elects four of seven directors through one Class T share, while Class F and Class A together elect the other three.
Inside the LLC, each founder gets one vote and a simple majority rules, and in a deadlock, the share votes in proportion to Class A votes cast.
The filing explains the arrangement this way: “We believe that our seven co-founders… as a group, are distinctly equipped to be stewards of our mission.”
Secret Successor Lists Extend Founder Power
Each original founder may suggest a ranked list of up to ten replacements, effective once five of the other six approve while all seven remain. Those lists “shall be strictly confidential and shall not be publicly disclosed by any Member or the Company.”
The first eight designees must meet residency rules and hold three years of tenure at Anthropic or a nonprofit or public-benefit group. The ninth and tenth slots carry no such requirement.
A founder remains a member by keeping at least 2% of IPO-date Class A holdings. One could thus give away 98% of a stake and still vote.
A Built-In Sunset Caps Founder Control
Replacements can join only until the offering’s tenth anniversary. If fewer than three founders remain for 90 consecutive days, a 450-day transition begins, after which the Class F share is redeemed for no consideration.
Mark Zuckerberg holds 60.8% voting control of Meta Platforms (NASDAQ:META) on about 14% of the economics. Anthropic’s version is collective and fixed, and outside estimates put the seven founders at about 10% combined ownership.
What These Terms Mean for Alphabet and Amazon Holders
Anthropic already shows up in both income statements. Amazon booked $53.40 billion of second-quarter pre-tax other income “primarily from investments in Anthropic,” and Alphabet’s quarter included a $99.03 billion gain on equity securities.
Those are paper marks set against market values of $3.92 trillion and $2.69 trillion. The voting design changes little for either company, because nonvoting holders were never going to control Anthropic.
The bigger risk is that the structure “may make us ineligible for inclusion in indices,” which could keep index funds out and pressure the valuation behind those marks.
Weighing the Bull and Bear Cases for AI IPO Stocks
In the bull case, Anthropic’s first-half revenue reached $16.29 billion, up from $1.16 billion a year earlier, and most of its $80.7 billion net loss was a $72.4 billion non-cash fair-value change.
The bear case centers on governance. Class A buyers “generally will not be able to affect the outcome of any matter submitted to a vote of our stockholders,” and insiders may sell 10% of locked-up shares from the first trading day.
At launch, AI IPOs built this way likely warrant a visible governance discount, and investors researching them can check whether the offering price reflects one. Alphabet, by comparison, trades at a P/E of 14 while Google Cloud revenue grew 82% in the second quarter.
The amended S-1 will be the test: if its price range implies a valuation near the reported top with these terms unchanged, the discount is missing. Alphabet’s report, expected October 28, will show how large its Anthropic mark has become.
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Omor Ibne Ehsan is a writer at 24/7 Wall St. He is a self-taught investor with a focus on growth, cyclical, and dividend equities that have strong fundamentals, value, and long-term potential. He also has an interest in high-risk, high-reward investments such as penny stocks.
