Polygon.io Quotes & Trades API

Real-time and historical NBBO (National Best Bid and Offer) quotes and trade data for US stocks. Provides granular market data with exchange-level detail and trading conditions.

Quotes (NBBO):

t, bp/bx/bs, ap/ax/as, i(인디케이터), c(조건)

Best bid/ask prices with exchange details

Trades:

t(시간, ms), x(거래소 ID), p(가격), s(체결수량), c(조건코드), q(시퀀스), z(테이프)

Individual trade executions

API Endpoint:

https://api.polygon.io/v2/ticks/stocks/both//?apikey=YOUR_KEY

Polygon Data Explorer

Explore historical quotes and trades data from Polygon.io

Symbol

Date

UTC 기준 날짜입니다. Polygon 데이터는 ET 기준이지만 UTC로 통일하여 처리합니다.

Data Type

Start Time (UTC)

시작 시간 (기본값: 08:00 UTC = 프리마켓 시작)

End Time (UTC)

종료 시간 (기본값: 13:30 UTC = 프리마켓 종료)