{
  "x402Version": 2,
  "id": 197,
  "slug": "197",
  "resource": "https://x402.ottoai.services/institutional-holdings",
  "description": "13F holdings for any SEC-filing manager (hedge funds, asset managers) by CIK or manager ticker: latest 13F top 20 positions, amendments applied (hourly snapshot, ~1h correction lag): issuer, CUSIP, value in whole USD, share/principal amount (SH/PRN), put/call flag, reported value, position count. Whale tracking from the primary source. 13F holdings, hedge fund positions, institutional ownership. Public-domain SEC EDGAR. $0.003 per call.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "3000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "6XcSfqJHr9vNW2vbiRaMqUYVm7shDgLepca54wUTDPN5",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "3000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {
            "manager": "1067983"
          },
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "amendmentApplied": false,
              "amendmentType": null,
              "caveats": [
                {
                  "affects": [
                    "generatedAt"
                  ],
                  "code": "hourly_snapshot",
                  "plain": "This is an hourly snapshot of SEC filings, not a live feed. Freshness is in the response's generatedAt (and the meta envelope's meta.generatedAt)."
                }
              ],
              "confidentialOmitted": false,
              "filedAt": "2026-05-15",
              "generatedAt": "2026-07-10T12:00:00.000Z",
              "manager": {
                "cik": "1067983",
                "name": "BERKSHIRE HATHAWAY INC"
              },
              "methodology": "https://docs.useotto.xyz/acp-swarm/sec-filings-methodology",
              "newerNoticeFiledAt": null,
              "newerNoticeReportDate": null,
              "note": "The stock positions this investment manager reported to the SEC on its most recent quarterly Form 13F.",
              "positionCount": 41,
              "reportDate": "2026-03-31",
              "reportType": "13F HOLDINGS REPORT",
              "topHoldings": [
                {
                  "cusip": "037833100",
                  "issuer": "APPLE INC",
                  "putCall": null,
                  "quantity": 300000000,
                  "quantityType": "SH",
                  "titleOfClass": "COM",
                  "valueUsd": 63219884120
                }
              ],
              "totalValueUsd": 284811220450,
              "valuedPositionCount": 41,
              "valuesNormalizedFromThousands": false
            },
            "meta": {
              "degraded": false,
              "generatedAt": "",
              "stalenessSec": 0,
              "validUntil": ""
            },
            "status": "success"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "manager": {
                    "description": "SEC CIK number of the manager (e.g. 1067983 for Berkshire Hathaway), or the ticker of a publicly-listed manager (e.g. BLK)",
                    "type": "string"
                  }
                },
                "required": [
                  "manager"
                ],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "data": {},
                  "meta": {
                    "type": "object"
                  },
                  "reason": {
                    "description": "status=unavailable only; every >=400 is UNCHARGED",
                    "type": "string"
                  },
                  "status": {
                    "enum": [
                      "success",
                      "unavailable"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "status"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "builder-code": {
      "info": {
        "a": "bc_hc2dhq09"
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "a": {
            "description": "App builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          },
          "s": {
            "description": "Service builder codes",
            "items": {
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "type": "array"
          },
          "w": {
            "description": "Wallet builder code",
            "pattern": "^[a-z0-9_]{1,32}$",
            "type": "string"
          }
        },
        "type": "object"
      }
    },
    "offer-receipt": {
      "info": {
        "offers": [
          {
            "acceptIndex": 0,
            "format": "eip712",
            "payload": {
              "amount": "3000",
              "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "network": "eip155:8453",
              "payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
              "resourceUrl": "https://x402.ottoai.services/institutional-holdings",
              "scheme": "exact",
              "validUntil": 1788526659,
              "version": 1
            },
            "signature": "0x93260ee8a1aa8b0be8ce34db7269687239284d4777b64da7b716ba63ed6faf1f1a032cc39c342402468b90db7baf6777d44b16cb2b63d355c468f3bbdce274f71c"
          },
          {
            "acceptIndex": 1,
            "format": "eip712",
            "payload": {
              "amount": "3000",
              "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
              "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
              "payTo": "6XcSfqJHr9vNW2vbiRaMqUYVm7shDgLepca54wUTDPN5",
              "resourceUrl": "https://x402.ottoai.services/institutional-holdings",
              "scheme": "exact",
              "validUntil": 1788526659,
              "version": 1
            },
            "signature": "0xe9694f892cc0cecb9cc6619e8560ad0489a969f44fd0210490f3daa445de90be0d7a48799bc24d0d18874f9dafb8f571209aef4200f73d1ac6061a65dd5132ac1b"
          }
        ]
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "offers": {
            "items": {
              "properties": {
                "acceptIndex": {
                  "type": "integer"
                },
                "format": {
                  "type": "string"
                },
                "payload": {
                  "properties": {
                    "amount": {
                      "type": "string"
                    },
                    "asset": {
                      "type": "string"
                    },
                    "network": {
                      "type": "string"
                    },
                    "payTo": {
                      "type": "string"
                    },
                    "resourceUrl": {
                      "type": "string"
                    },
                    "scheme": {
                      "type": "string"
                    },
                    "validUntil": {
                      "type": "integer"
                    },
                    "version": {
                      "type": "integer"
                    }
                  },
                  "required": [
                    "version",
                    "resourceUrl",
                    "scheme",
                    "network",
                    "asset",
                    "payTo",
                    "amount"
                  ],
                  "type": "object"
                },
                "signature": {
                  "type": "string"
                }
              },
              "required": [
                "format",
                "signature"
              ],
              "type": "object"
            },
            "type": "array"
          }
        },
        "required": [
          "offers"
        ],
        "type": "object"
      }
    },
    "otto-content-receipt": {}
  },
  "tags": [
    "bazaar",
    "builder-code",
    "offer-receipt",
    "otto-content-receipt"
  ],
  "sourceHost": "x402.ottoai.services",
  "lastUpdated": "2026-09-04T12:52:39.58Z",
  "quality": {
    "calls30d": 5,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-04T12:52:39.262Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "x402.ottoai.services",
    "manifest_name": "x402.ottoai.services",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}