Option unusual-activity / block-trade list

GET /api/v1.0/quote/option-event

Option unusual-activity / block-trade list. option_market: US_SECURITY / US_INDEX / HK_SECURITY / HK_INDEX. count default 50 (max 300). Returns fill time, side, price/size/notional, contract/underlying, strike/expiry, IV, greeks, sentiment. Alert get/set have no HTTP and are not listed.

Parameters

Name	Type	In	Required	Description
option_market	string	query	yes	Option market. US_SECURITY / US_INDEX / HK_SECURITY / HK_INDEX
page_size	int	query	no	Page size, default 50, max 300
page_flag	string	query	no	Page cursor. Omit or pass empty on the first page; pass back pagination.page_flag. Stop only when pagination.completed is true
code	string	query	no	Optional underlying filter, e.g. US.TSLA

Example

curl -X GET 'https://webapi.moomoo.com/api/v1.0/quote/option-event?option_market=US_SECURITY' \
  -H 'Authorization: Bearer <AccessToken>' | jq

Response parameters

Name	Type	Description
data.events	object[]
data.events[].option	string	Option contract symbol
data.events[].owner	string	Underlying symbol
data.events[].symbol	string	Underlying display symbol, plain code, e.g. TSLA
data.events[].fill_timestamp	number	Fill time, Unix microseconds
data.events[].ticker_type	int	Side BUY / SELL / NEUTRAL
data.events[].price	string	Fill price
data.events[].volume	string	Size (contracts)
data.events[].turnover	string	Notional
data.events[].option_type	int	CALL / PUT
data.events[].strike_price	string	Strike
data.events[].strike_timestamp	int	Expiry timestamp , Unix microseconds
data.events[].dte	int	Days to expiry
data.events[].underlying_price	string	Underlying price
data.events[].otm	number	OTM ratio (percent)
data.events[].bid_price	string	Bid
data.events[].ask_price	string	Ask
data.events[].iv	number	Implied volatility (percent)
data.events[].total_volume	string	Option session volume
data.events[].total_open_interest	string	Option session open interest
data.events[].vo_ratio	string	Volume/OI ratio (percent)
data.events[].delta	number	Delta
data.events[].gamma	number	Gamma
data.events[].vega	number	Vega
data.events[].theta	number	Theta
data.events[].rho	number	Rho
data.update_timestamp	int	List update timestamp, Unix microseconds
pagination.total	int
pagination.completed	bool	True when this is the last page. Stop paging only when completed is true
pagination.page_flag	string	Next page cursor. Pass it back as page_flag while completed is false; empty on the last page

Errors

ret_code	error.code	Description
0	—	Success
-3	invalid_parameter	Missing or invalid parameter
-8	unsupported	Not supported
-10	no_data	No data

Response example

{
  "ret_code": 0,
  "ret_msg": "success",
  "data": {
    "events": [
      {
        "option": "example",
        "owner": "example",
        "symbol": "US.AAPL",
        "fill_timestamp": 1.2,
        "ticker_type": 0,
        "price": "example",
        "volume": "example",
        "turnover": "example",
        "option_type": 0,
        "strike_price": "example",
        "strike_timestamp": 1710000000000000,
        "dte": 0,
        "underlying_price": "example",
        "otm": 1.2,
        "bid_price": "example",
        "ask_price": "example",
        "iv": 1.2,
        "total_volume": "example",
        "total_open_interest": "example",
        "vo_ratio": "example",
        "delta": 1.2,
        "gamma": 1.2,
        "vega": 1.2,
        "theta": 1.2,
        "rho": 1.2
      }
    ],
    "update_timestamp": 1710000000000000
  },
  "pagination": {
    "page_flag": "",
    "completed": true,
    "total": 0
  }
}