Index Constituents

Retrieve constituent companies and their components for a specific market index.

GET/3.0/market/index/constituents

Description

This endpoint returns detailed information about the constituent companies that make up a specific market index, including their actions, weightings, and other component details.

Request

Authentication

• Type: Bearer Token
• Required: Yes

Parameters

Name	Type	Required	Description	Example
code	string	No	Index code identifier	KSE100
page	integer	Yes	Page number for pagination. Default is 1	1

Response

Success Response (200)

{
  "status": "ok",
  "offset": 0,
  "count": 1,
  "total": 1,
  "data": [
      {
          "symbol": "GHGL",
          "sector": "0811",
          "index": "KSE100",
          "from": "2026-05-19",
          "to": "2026-05-19",
          "point": 6.9564940204091,
          "weight": 0.0022955826915476477,
          "mcc": 35359913820.06
      }
  ]
}

Response Fields

Field	Type	Description
symbol	string	Stock symbol of the constituent
sector	string	Sector code the constituent belongs to
index	string	Index code (e.g., KSE100)
from	string	Start date of the constituent period (YYYY-MM-DD)
to	string	End date of the constituent period (YYYY-MM-DD)
point	number	Index points contributed by the constituent
weight	number	Weight of the constituent in the index
mcc	number	Market capitalization contribution

Error Responses

For detailed Common Error responses, see the Error Handling.

Missing page parameter (200)

{
    "status": "error",
    "message": "no_page_provided"
}

Examples

Get Index Constituents

curl -X GET "https://csapis.com/3.0/market/index/constituents?code=KSE100&page=1" \
  -H "Authorization: Bearer YOUR_API_TOKEN"

Use Cases

• Index Composition: Get complete list of index constituent companies
• Index Tracking: Understand which stocks make up the index
• Rebalancing Information: Track index composition changes
• Investment Analysis: Analyze index components for investment decisions
• Portfolio Benchmarking: Compare portfolio with index constituents
• Risk Analysis: Understand index concentration and diversification