Quote

FreeValueStandardPro

Get the latest NBBO quote snapshot for one or more stocks.

• Returns a real-time last BBO quote from the Nasdaq Basic feed if the account has a stocks standard or pro subscription.
• Returns a 15-minute delayed NBBO quote from the UTP & CTA feeds account has the stocks value subscription subscription.

• Theta Data resets its snapshot cache at midnight ET every day. This endpoint may not work on a weekend where there were no eligible messages sent over exchange feeds. We recommend using historic requests during the weekend.

AAPL

Client

Auth

Style

symbolsymbols*

venuestring

min_timestring

from thetadatadx import Client

client = Client.from_env()

rows = client.market_data.stock_snapshot_quote(
    "AAPL",
)
for t in rows:
    print(t.date, t.ms_of_day, t.bid, t.ask)

Sample response · JSON

[
  {
    "ask": 494.33,
    "ask_condition": 0,
    "ask_exchange": 29,
    "ask_size": 3,
    "bid": 475.75,
    "bid_condition": 0,
    "bid_exchange": 29,
    "bid_size": 1,
    "symbol": "CVCO",
    "timestamp": "2025-08-20T16:03:05.142"
  },
  {
    "ask": 37.18,
    "ask_condition": 0,
    "ask_exchange": 29,
    "ask_size": 200,
    "bid": 12.4,
    "bid_condition": 0,
    "bid_exchange": 29,
    "bid_size": 200,
    "symbol": "KLXY",
    "timestamp": "2025-08-20T16:10:05.032"
  },
  {
    "ask": 0.95,
    "ask_condition": 0,
    "ask_exchange": 29,
    "ask_size": 45,
    "bid": 0.751,
    "bid_condition": 0,
    "bid_exchange": 29,
    "bid_size": 100,
    "symbol": "IFRX",
    "timestamp": "2025-08-20T16:21:05.781"
  }
]

Parameters

Name	Type	Required	Default	Description
symbol	symbols	yes	—	Comma-separated ticker symbols (e.g. AAPL,MSFT)
venue	string	no	nqb	Venue/exchange filter. Accepted values: nqb, utp_cta.
min_time	string	no	—	Minimum time filter
timeout_ms	int	no	—	Per-request deadline in milliseconds. 0 means no deadline.

Response

Rows of QuoteTick:

Field	Type	Description
ms_of_day	i32	Milliseconds since midnight Eastern Time.
bid_size	i32	Last NBBO bid size.
bid_exchange	i32	Exchange code of the NBBO bid.
bid	f64	Last NBBO bid price.
bid_condition	i32	Quote condition code on the bid side.
ask_size	i32	Last NBBO ask size.
ask_exchange	i32	Exchange code of the NBBO ask.
ask	f64	Last NBBO ask price.
ask_condition	i32	Quote condition code on the ask side.
date	i32	Trading date as a YYYYMMDD integer.