---
title: "An institution's 13F portfolio allocation grouped by industry or broad sector, sorted by percent of portfolio descending with unclassified holdings in one final slice."
method: GET
path: "/v1/institutions/{cik}/sector-allocation"
tags: ["Institutions"]
---

# An institution's 13F portfolio allocation grouped by industry or broad sector, sorted by percent of portfolio descending with unclassified holdings in one final slice.

`GET /v1/institutions/{cik}/sector-allocation`

## Request

- Base URL: `https://api.equibles.com`
- URL: `https://api.equibles.com/v1/institutions/{cik}/sector-allocation`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/equibles/apis/equibles-api/docs/v1/institutions/:cik/sector-allocation/get.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `cik` string, required

## Query parameters

- `reportDate` string, date
- `groupBy` string

## Response `200`

OK

- SectorAllocationResponse
  - `name` string, nullable
  - `cik` string, nullable
  - `reportDate` string, date
  - `groupBy` string, nullable
  - `data` SectorAllocationSliceDto[], nullable: Sorted by percent of portfolio descending, with the "Unclassified" slice last.
    - `name` string, nullable: Canonical slice name at the requested grouping level.
    - `industry` string, nullable: Industry name for the default industry grouping; null when groupBy=sector.
    - `positionCount` integer
    - `value` integer: Sum of published position values in dollars. Values normally use the report-date closing-price basis, may fall back to the filer's value, and can be zero when unavailable.
    - `percentOfPortfolio` number, double

## Other responses

- `400`: Bad Request
- `404`: Not Found

## Changes

- **2026-11-06** `666e06778588`: 5 info
  - added the new optional `query` request parameter `groupBy`
  - added the optional property `data/items/name` to the response with the `200` status
  - added the optional property `error/availableDates` to the response with the `400` status
  - added the optional property `error/availableDates` to the response with the `404` status
  - …1 more

[Operation history](https://skmtc.dev/equibles/apis/equibles-api/changes/v1/institutions/:cik/sector-allocation/get.md)

---

[API](https://skmtc.dev/equibles/apis/equibles-api.md) - [All operations](https://skmtc.dev/equibles/apis/equibles-api/llms.txt) - [OpenAPI document](https://skmtc.dev/equibles/apis/equibles-api/revisions/7c3497e8839d?raw)