---
title: "Top underlyings by daily flow"
method: GET
path: "/v1/underlying/top/daily"
tags: ["Underlying"]
---

# Top underlyings by daily flow

`GET /v1/underlying/top/daily`

## Request

- Base URL: `https://flow-api.skylit.ai`
- URL: `https://flow-api.skylit.ai/v1/underlying/top/daily`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/skylit/apis/flowseeker-skylit-public-api/docs/v1/underlying/top/daily/get.ts> (a function with typed inputs; its response is checked against the schema)

Top tickers for a single trading day, with call/put premium and
volume splits, net premium, and call/put ratio. Sortable by
`premium`, `volume`, `net_premium`, or `call_put_ratio`.

## Query parameters

- `limit` integer
- `date` string, date
- `min_premium` number, double
- `min_volume` integer
- `order_by` 'premium' | 'volume' | 'net_premium' | 'call_put_ratio'
- `order` 'asc' | 'desc'

## Response `200`

Top underlyings for the day.

- TopUnderlyingListSuccess
  - `data` TopUnderlyingItem[], required
    - `ticker` string, required
    - `totalPremium` number, double, required
    - `totalVolume` integer, required
    - `callPremium` number, double, required
    - `putPremium` number, double, required
    - `callVolume` integer, required
    - `putVolume` integer, required
    - `netPremium` number, double, required: `callPremium - putPremium`.
    - `callPutRatio` number, double, required: `callPremium / putPremium` (0 when no put premium).
  - `meta` Meta, required
    - `timestamp` string, date-time, required: Server-side timestamp the response was generated at.
    - `requestId` string, required: Short opaque ID for log correlation.

## Other responses

- `400`: Request validation failed.
- `401`: Missing or invalid API key.
- `402`: The account's shared Skylit credit balance is lower than this route's cost. Top up to continue. Carries `X-Credits-Remaining: 0`.
- `429`: Per-minute rate limit exceeded.

---

[API](https://skmtc.dev/skylit/apis/flowseeker-skylit-public-api.md) - [All operations](https://skmtc.dev/skylit/apis/flowseeker-skylit-public-api/llms.txt) - [OpenAPI document](https://skmtc.dev/skylit/apis/flowseeker-skylit-public-api/revisions/3280190b1b24?raw)