U.S. Trading Calendar

Weekday-only US trading calendar starting from 2024-01-01, showing U.S. market trade dates, settlement date and flags for trade holidays, settlement holidays, and half days.

Category:

Reference Data

Type:

ref data

Workspace:

viaNexus

Dataset Id:

TRADING_CALENDAR_US

Region:

Records:

784

Newest Record:

12/31/2026

Oldest Record:

01/01/2024

Updated At:

10/02/2026

Provider

Published ByviaNexus

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Methods

https://api.blueskyapi.com/v1/data/CORE/TRADING_CALENDAR_US
https://api.blueskyapi.com/v1/data/CORE/TRADING_CALENDAR_US/:year
https://api.blueskyapi.com/v1/data/CORE/TRADING_CALENDAR_US/:year/::month

Example API Request URL

/v1/data/CORE/TRADING_CALENDAR_US?last=1

Time Series Query Parameters

You can use any time series query parameters with this dataset.
View the full documentation →

Response Attributes

Key	Type	Description
IsHalfDay	integer, null	Indicates if the trading day is a half-day (1 = yes, 0 = no).
IsSettleHoliday	integer, null	Indicates if the date is a settlement holiday(trading day but clearance and banks are closed) (1 = yes, 0 = no).
IsTradeHoliday	integer, null	Indicates if the date is a trading holiday (1 = yes, 0 = no).
Market	string, null	The name of market from US markets.
SettlementDate	string, null	Date when post-trade settlement cannot occur because banks or clearing houses are closed, even though trades were executed on the given TradeDate.
TradeDate* `date`	string	Official trading date (yyyy-MM-dd).
month* `subkey`	integer	Calendar month (1–12) corresponding to the trading date.
year* `key`	integer	Calendar year corresponding to the trading date.

* required

Attribution

If you are using viaNexus Platform Data in your site or application, you must display “Data provided by viaNexus a product of Blue-Sky Nexus ” (linked to https://viaNexus.com/) somewhere on that site or application. Please see Attribution for details.

Notes

This endpoint is available during Free Trial and is included with purchase of any viaNexus plan.