{
  "schemaVersion": 1,
  "dataset": "billionaire-public-equity-ownership-census",
  "publisher": "Grizzly Bulls",
  "title": "Billionaire Public-Equity Ownership Census",
  "dataAsOf": "2026-09-06",
  "publishedAt": "2026-09-08",
  "version": "1.0",
  "canonicalUrl": "https://grizzlybulls.com/research/billionaire-public-equity-ownership-census",
  "scope": "Aggregate coverage metrics from the September 6, 2026 Grizzly Bulls billionaire ownership-evidence review. These are research-coverage metrics, not estimates of how many billionaires actually own public securities.",
  "results": {
    "totalProfiles": 2549,
    "supportedCurrentPublicHoldings": 19,
    "profilesWithFormsCandidateEvidence": 484,
    "profilesWithSchedule13FilingEvidence": 347,
    "profilesWithSchedule13CurrentPairEvidence": 110,
    "profilesWithAnyReviewedSecPositionEvidence": 492,
    "profilesWithoutReviewedSecPositionEvidence": 2057,
    "researchCompleteNoPublicHoldingsProfiles": 0,
    "derivedPercentages": {
      "profilesWithAnyReviewedSecPositionEvidence": 19.3,
      "profilesWithoutReviewedSecPositionEvidence": 80.7,
      "secSourceReachFirstBlocker": 77.5,
      "supportedCurrentPublicHoldings": 0.7
    },
    "firstBlockers": [
      { "id": "current-publication-review-needed", "label": "Current holding still needs publication review", "profiles": 1 },
      { "id": "current-position-semantics-needed", "label": "Current-position semantics needed", "profiles": 11 },
      { "id": "current-valuation-unavailable", "label": "Current valuation unavailable", "profiles": 1 },
      { "id": "forms-candidate-other-review", "label": "Other Forms 3/4/5 review needed", "profiles": 36 },
      { "id": "holder-semantics-needed", "label": "Holder semantics needed", "profiles": 29 },
      { "id": "issuer-setup-needed", "label": "Issuer identity or setup needed", "profiles": 381 },
      { "id": "sec-source-reach-gap", "label": "Reviewed SEC source reach gap", "profiles": 1975 },
      { "id": "schedule13-evidence-gap", "label": "Schedule 13 evidence gap", "profiles": 51 },
      { "id": "schedule13-review-required", "label": "Schedule 13 review required", "profiles": 14 },
      { "id": "security-setup-needed", "label": "Security identity or setup needed", "profiles": 8 },
      { "id": "source-family-not-yet-supported", "label": "Additional source family needed", "profiles": 23 },
      { "id": "supported", "label": "Supported current public holding", "profiles": 19 }
    ]
  },
  "limitations": [
    "Missing reviewed SEC position evidence is not evidence that a person owns no public securities.",
    "The reviewed source families in this measurement are Forms 3/4/5 and Schedule 13D/G. Proxy beneficial ownership, annual-report ownership, official company ownership disclosures, and foreign-issuer ownership regimes were not yet complete source families in this snapshot.",
    "The measurement is a historical snapshot as of 2026-09-06 and should not be read as a claim that current Grizzly Bulls coverage is unchanged."
  ]
}