---
title: "US Equities OTC Quote"
method: GET
path: "/v1/data/us-equity/otc-taq/{trade_date}/{identifier}"
tags: ["us-equity-tick"]
---

# US Equities OTC Quote

`GET /v1/data/us-equity/otc-taq/{trade_date}/{identifier}`

OTC quotes data includes pricing and transaction information for securities traded outside traditional exchanges. OTC Quote History is a dataset provided by OTC Markets, and generated in OTC Markets Link Quotation System. The OTC Quote History File is an end-of-day file that compiles all quotes from the OTC Link Quotation System throughout the entire day. It is presented as a single CSV file for per trading day per symbol

 For more details, please refer to the dataset documentation: [US Equities OTC Quote Guide](https://us-equity-market-data-docs.s3.us-east-1.amazonaws.com/algoseek.US.Equity.OTC.Quote.pdf).

<details>
<summary>**Advanced Filtering**</summary>

You can provide one or multiple filter expressions based on the dataset's columns to narrow down the results. For example, `StartDate.gt=2023-01-01&StartDate.lt=2023-12-31`, `Ticker=AAPL`. 

Please refer to the <a href="https://algoseek.com/docs/rest-api/tutorial/advanced-filtering">Advanced Filtering Guide</a> for the extensive reference.
</details>


<details>
<summary>**Optimizing Performance**</summary>

Some queries to this endpoint may be slow due to the size of the data chunk requested. If this becomes an issue, consider narrowing down the response data with query parameters. 

For more details, please refer to the <a href="https://algoseek.com/docs/rest-api/tutorial/optimizing-query-performance">Query Performance Guide</a>.
</details>

## Path parameters

- `trade_date` string, required — Trading date in YYYY-MM-DD format
- `identifier` string, required — Dataset's security identifier

## Query parameters

- `sort` string, nullable — Sorting criteria for the results. Provide a column name with optional prefix '+' for ascending order, or prefix with '-' for descending order. Multiple sorting fields may be supported depending on the dataset. If sort prefix is not provided, the ascending order is applied.
- `columns` string, nullable — A comma-separated list of columns to include in the response. Use this parameter to select only specific fields from the dataset. If not provided, all available columns will be returned.
- `offset` integer — Number of records to skip before returning results. To be used with the `limit` parameter for pagination. If not provided, defaults to 0.
- `limit` integer — Maximum number of records to return. Default and maximum values depend on the response format; see `format_limits` in the schema for details.
- `response_format` 'json' | 'csv' | 'csv_gzip' — Note the lowercase which is used for the consistency with other projects and tools

## Response `200`

JSON, CSV file, or gzip-compressed CSV file, depending on the value of `response_format` query parameter

- USEquitiesOTCQuoteDataOut
  - `data` USEquitiesOTCQuoteDataDetailsOut[], required
    - `TradeDate` string, date, nullable — The trading day
    - `EventDateTime` string, date-time, nullable — Event timestamp (EST) with a nanosecond resolution (milliseconds before 2016)
    - `QuoteUpdateType` integer, nullable — This numeric field signifies the nature of the quote update.
    - `Ticker` string, nullable — Symbol name
    - `Name` string, nullable — Name of the security
    - `BidType` string, nullable — This field indicates the nature of the quote.
    - `BidPrice` number, nullable — This field represents the price of the quote.
    - `BidSize` integer, nullable — This field represents the size of the quote
    - `AskType` string, nullable — This field indicates the nature of the quote.
    - `AskPrice` number, nullable — This field represents the price of the quote.
    - `AskSize` integer, nullable — This field represents the size of the quote
    - `UnsolicitedFlag` string, nullable — This field is related to specific securities, and not specific quotes
    - `MMID` string, nullable — The Market Maker ID is a character field that contains a unique identifier assigned to the market participant who submitted a specific quote or order
    - `Trader` string, nullable — This field holds the identifier of the individual trader who submitted a specific quote or order in the market
    - `OpenCloseStatus` integer, nullable — This field complements the QuoteUpdateType field. Value will be populated (not empty) when QuoteUpdateType is 5. A value of 0 indicated the quote is closed, 1 indicated the quote is open.
    - `QuoteId` integer, nullable — This field is the unique quote identification number.
    - `InsideReason` string, nullable — This field complements the QuoteUpdateType field. Value will only be populated (not empty) when QuoteUpdateType is 6.
  - `pagination` PaginationDetailsOut, required
    - `offset` integer — The number of records skipped to fetch the current page
    - `limit` integer, required — The maximum number of records in the current page
    - `next_offset` integer, nullable — The number of records to skip to fetch the next page

## Other responses

- `403` — Forbidden
- `422` — Validation Error
- `429` — Request rejected because the identity or team exceeded a configured monthly or per-minute usage quota. When available, the response includes rate-limit headers describing the current quota.

---

[API](https://skmtc.net/algoseek/apis/datasets-api.md) · [All operations](https://skmtc.net/algoseek/apis/datasets-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/algoseek/datasets-api/revisions/1c983de099e2/schema)