---
title: "Stream BarChart - Bars Back"
method: GET
path: "/v2/stream/barchart/{symbol}/{interval}/{unit}/{barsBack}/{lastDate}/..."
tags: ["marketdata"]
---

# Stream BarChart - Bars Back

`GET /v2/stream/barchart/{symbol}/{interval}/{unit}/{barsBack}/{lastDate}/...`

Streams barchart data starting from a number of bars back from last date, each bar filling interval of unit.

## Path parameters

- `symbol` string, required
- `interval` integer, required
- `unit` 'Minute' | 'Daily' | 'Weekly' | 'Monthly', required
- `barsBack` integer, required
- `lastDate` string, required

## Query parameters

- `SessionTemplate` 'USEQPre' | 'USEQPost' | 'USEQPreAndPost' | 'USEQ24Hour' | 'Default'

## Response `200`

Barchart Response

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Symbol Not Found
- `500` — Unexpected Error
- `502` — Bad Gateway
- `504` — Gateway Timeout

---

[API](https://skmtc.net/tradestation/apis/tradestation-api.md) · [All operations](https://skmtc.net/tradestation/apis/tradestation-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/tradestation/tradestation-api/versions/061b6b092458/schema)