market

Participant-wise F&O open interest

End-of-day open interest in exchange-traded equity derivatives by participant category (FII, DII, proprietary, client), in contracts, long and short, from January 2012. One row per date and participant. Defaults to the last 30 days. Pages by (date, participant).

get/v1/market/institutional-flows/derivatives

Request

Base URL: https://api.tapetide.com
URL: https://api.tapetide.com/v1/market/institutional-flows/derivatives
Auth: HTTP bearer

Query parameters

participant'fii' | 'dii' | 'pro' | 'client'

Only this participant category.

fromstring

Earliest date (inclusive). Default: 30 days before to.

tostring

Latest date (inclusive).

order'asc' | 'desc'

Sort direction by date.

limitinteger

Items per page (default 100, max 1000). Values over the max are rejected, never clamped.

cursorstring

Opaque cursor from meta.next_cursor of the previous page.

Response

OK. Costs one request unit.

Example response

{
  "data": [
    {
      "date": "2026-10-15",
      "participant": "fii",
      "index_futures_long": 38549,
      "index_futures_short": 318376,
      "stock_futures_long": 3607402,
      "stock_futures_short": 2820841,
      "index_calls_long": 684021,
      "index_calls_short": 891902,
      "index_puts_long": 1256369,
      "index_puts_short": 809342,
      "stock_calls_long": 293057,
      "stock_calls_short": 442647,
      "stock_puts_long": 388838,
      "stock_puts_short": 269467,
      "total_long": 6268236,
      "total_short": 5552575
    }
  ]
}

Changes

No recorded changes to this operation across all 1 revision of this API.