{
  "study": "The AI Lab Control Tracker: Equity vs. Voting Power at OpenAI, Anthropic, Meta, Google and xAI",
  "url": "https://provenbrief.com/story/the-ai-lab-control-tracker-equity-vs-voting-power-at-openai-anthropic-meta-googl",
  "publisher": "ProvenBrief",
  "contentUpdatedAt": "2026-09-12T18:03:31.511Z",
  "terms": "Free to use with attribution to ProvenBrief and a link to the source page.",
  "tables": [
    {
      "key": "economic-stakes",
      "title": "Economic stakes of the controlling parties (percent)",
      "measure": "beneficial owner's share of the company's equity or voting-class shares",
      "unit": "percent",
      "rows": [
        {
          "key": "page-alphabet",
          "label": "Larry Page (Alphabet)",
          "value": 5.8,
          "note": "computed from proxy counts: 389,051,160 Class B vs 6,659,444,154 Class A+B outstanding",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "brin-alphabet",
          "label": "Sergey Brin (Alphabet)",
          "value": 5.4,
          "note": "computed from proxy counts: 358,939,978 Class B plus 37,469 Class A vs 6,659,444,154 A+B",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "zuckerberg-meta",
          "label": "Mark Zuckerberg (Meta)",
          "value": 13.5,
          "note": "computed: 639,347 A + 341,823,978 B vs 2,196,045,588 A + 342,377,716 B outstanding",
          "source": "https://www.sec.gov/Archives/edgar/data/1326801/000162828026025532/meta-20260416.htm"
        },
        {
          "key": "musk-spacex",
          "label": "Elon Musk (SpaceX, owner of xAI)",
          "value": 42,
          "note": "estimated, post-IPO secondary count",
          "source": "https://keeptrack.space/deep-dive/who-owns-spacex"
        },
        {
          "key": "amodei-anthropic",
          "label": "Dario Amodei (Anthropic)",
          "value": 2,
          "note": "about 2 percent, per report",
          "source": "https://finance.yahoo.com/markets/stocks/articles/anthropic-reportedly-considers-super-voting-231022208.html"
        },
        {
          "key": "openai-foundation",
          "label": "OpenAI Foundation (OpenAI Group PBC)",
          "value": 26,
          "note": "reported by NBC News, Oct 29 2025; Forbes refused our fetcher (403)",
          "source": "https://www.nbcnews.com/tech/tech-news/openai-restructuring-company-structure-chatgpt-invest-own-rcna240138"
        },
        {
          "key": "microsoft-openai",
          "label": "Microsoft (OpenAI Group PBC)",
          "value": 27,
          "note": "reported figure, ordinary stockholder",
          "source": "https://www.nbcnews.com/tech/tech-news/openai-restructuring-company-structure-chatgpt-invest-own-rcna240138"
        },
        {
          "key": "anthropic-ltbt",
          "label": "Long-Term Benefit Trust (Anthropic)",
          "value": null,
          "note": "non-economic by design; no numeric stake printed anywhere (Class T carries no financial interest)",
          "source": "https://www.anthropic.com/news/the-long-term-benefit-trust"
        }
      ]
    },
    {
      "key": "voting-power-shares",
      "title": "Voting power held by each controlling party (percent)",
      "measure": "holder's share of total voting power in the entity that controls the lab",
      "unit": "percent",
      "rows": [
        {
          "key": "musk-spacex",
          "label": "Elon Musk (SpaceX, owner of xAI)",
          "value": 85.1,
          "note": "SpaceX S-1/A beneficial ownership table; post-IPO count puts it above 80 percent",
          "source": "https://penchan.co/en/market/ai/spacex/investors-and-partners/"
        },
        {
          "key": "zuckerberg-meta",
          "label": "Mark Zuckerberg (Meta)",
          "value": 60.8,
          "note": "Meta 2026 DEF 14A ownership table, April 1 2026; Morningstar computed 61% at the May 2024 meeting",
          "source": "https://www.sec.gov/Archives/edgar/data/1326801/000162828026025532/meta-20260416.htm"
        },
        {
          "key": "alphabet-exec-directors",
          "label": "All Alphabet executives and directors as a group (14 persons)",
          "value": 54.3,
          "note": "92.2 percent of Class B held by the group",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "page-alphabet",
          "label": "Larry Page (Alphabet)",
          "value": 27.4,
          "note": "46.5 percent of Class B",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "brin-alphabet",
          "label": "Sergey Brin (Alphabet)",
          "value": 25.3,
          "note": "42.9 percent of Class B",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "blackrock-alphabet",
          "label": "BlackRock (Alphabet)",
          "value": 2.5,
          "note": "6.1 percent of Class A",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "openai-foundation",
          "label": "OpenAI Foundation (OpenAI Group PBC)",
          "value": null,
          "note": "controls the PBC via rights; its voting share is not published as a percentage",
          "source": "https://www.nbcnews.com/tech/tech-news/openai-restructuring-company-structure-chatgpt-invest-own-rcna240138"
        },
        {
          "key": "anthropic-ltbt",
          "label": "Long-Term Benefit Trust (Anthropic)",
          "value": null,
          "note": "authority over appointing most of a seven-member board through non-economic shares",
          "source": "https://finance.yahoo.com/markets/stocks/articles/anthropic-reportedly-considers-super-voting-231022208.html"
        }
      ]
    },
    {
      "key": "control-premium",
      "title": "Control premium: votes per unit of equity (multiple)",
      "measure": "share of total voting power divided by share of equity, our arithmetic",
      "unit": "multiple of votes to equity",
      "rows": [
        {
          "key": "page-alphabet",
          "label": "Larry Page (Alphabet)",
          "value": 4.7,
          "note": "27.4 / 5.8, both operands from the 2026 proxy",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "brin-alphabet",
          "label": "Sergey Brin (Alphabet)",
          "value": 4.7,
          "note": "25.3 / 5.4, both operands from the 2026 proxy",
          "source": "https://www.sec.gov/Archives/edgar/data/1652044/000130817926000342/goog-20260424.htm"
        },
        {
          "key": "zuckerberg-meta",
          "label": "Mark Zuckerberg (Meta)",
          "value": 4.5,
          "note": "60.8 / 13.5, both operands from the Meta 2026 proxy",
          "source": "https://www.sec.gov/Archives/edgar/data/1326801/000162828026025532/meta-20260416.htm"
        },
        {
          "key": "musk-spacex",
          "label": "Elon Musk (SpaceX, owner of xAI)",
          "value": 2,
          "note": "about two: 85.1 percent of votes (Penchan, S-1/A) against an estimated 42 percent of equity (KeepTrack)",
          "source": "https://keeptrack.space/deep-dive/who-owns-spacex"
        },
        {
          "key": "openai-foundation",
          "label": "OpenAI Foundation (OpenAI Group PBC)",
          "value": null,
          "note": "control stated as a right, not a share count; ratio not computable from public numbers",
          "source": "https://www.nbcnews.com/tech/tech-news/openai-restructuring-company-structure-chatgpt-invest-own-rcna240138"
        },
        {
          "key": "anthropic-ltbt",
          "label": "Long-Term Benefit Trust (Anthropic)",
          "value": null,
          "note": "board majority on zero economics; ratio undefined",
          "source": "https://www.anthropic.com/news/the-long-term-benefit-trust"
        }
      ]
    }
  ]
}