ToolAssay

Get a manager's quarter-over-quarter 13F changes — new, exited, increased and de

Get a manager's quarter-over-quarter 13F changes — new, exited, increased and decreased positions with values and shares for both quarters. The premium derived layer at competitors, computed from primary filings in one call.

Answeringour last check, 2026-09-24
1 of 1checks answered this week
320 msmedian answer time
$0.05listed price per call
$0.05price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://answerpool.io/v1/sec/13f/changes

CategoryEverything else
Provider hostanswerpool.io
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days1 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.05 320 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {
    "cik": "0001566307"
  },
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET",
            "HEAD",
            "DELETE"
          ],
          "type": "string"
        },
        "queryParams": {
          "additionalProperties": false,
          "properties": {
            "cik": {
              "description": "Manager CIK",
              "maxLength": 10,
              "pattern": "^\\d{1,10}$",
              "title": "Cik",
              "type": "string"
            },
            "limit": {
              "default": 50,
              "maximum": 200,
              "minimum": 1,
              "title": "Limit",
              "type": "integer"
            }
          },
          "required": [
            "cik"
          ],
          "title": "ChangesIn",
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "as_of": {
              "title": "As Of",
              "type": "string"
            },
            "changes": {
              "items": {
                "properties": {
                  "change": {
                    "title": "Change",
                    "type": "string"
                  },
                  "cusip": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "title": "Cusip"
                  },
                  "issuer": {
                    "anyOf": [
                      {
                        "type": "string"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "title": "Issuer"
                  },
                  "prev_shares": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "title": "Prev Shares"
                  },
                  "prev_value_usd": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "title": "Prev Value Usd"
                  },
                  "shares": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "title": "Shares"
                  },
                  "value_usd": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "title": "Value Usd"
                  }
                },
                "required": [
                  "issuer",
                  "cusip",
                  "change",
                  "value_usd",
                  "prev_value_usd",
                  "shares",
                  "prev_shares"
                ],
                "title": "ChangeRow",
                "type": "object"
              },
              "title": "Changes",
              "type": "array"
            },
            "cik": {
              "title": "Cik",
              "type": "string"
            },
            "count": {
              "title": "Count",
              "type": "integer"
            },
            "disclaimer": {
              "default": "From SEC Form 13F filings (public domain), reported quarterly with a filing lag; identifiers served as filed. Not investment advice.",
              "title": "Disclaimer",
              "type": "string"
            },
            "manager_name": {
              "anyOf": [
                {
                  "type": "string"
                },
                {
                  "type": "null"
                }
              ],
              "title": "Manager Name"
            },
            "method_id": {
              "default": "sec_events_rules_v1",
              "title": "Method Id",
              "type": "string"
            },
            "period": {
              "title": "Period",
              "type": "string"
            },
            "periods_held": {
              "items": {
                "type": "string"
              },
              "title": "Periods Held",
              "type": "array"
            },
            "prev_period": {
              "title": "Prev Period",
              "type": "string"
            }
          },
          "required": [
            "as_of",
            "periods_held",
            "cik",
            "manager_name",
            "period",
            "prev_period",
            "count",
            "changes"
          ],
          "title": "ChangesOutput",
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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