Code Snippets
curl "https://financialdata.net/api/v1/short-interest?identifier=COST&key=API_KEY"import requests
url = 'https://financialdata.net/api/v1/short-interest?identifier=COST&key=API_KEY'
response = requests.get(url)
print(response.json())
const url = 'https://financialdata.net/api/v1/short-interest?identifier=COST&key=API_KEY';
const response = await fetch(url);
const data = await response.json();
console.log(data);
Sample Response
[
{
"trading_symbol": "COST",
"title_of_security": "Costco Wholesale Corporation C",
"market_code": "NNM",
"settlement_date": "2026-09-30",
"shorted_securities": 7325824,
"previous_shorted_securities": 7360574,
"change_in_shorted_securities": -34750,
"percentage_change_in_shorted_securities": -0.47,
"average_daily_volume": 2675021,
"days_to_cover": 2.74,
"is_stock_split": false
},
...
]Query Parameters
| Name | Type | Description |
|---|---|---|
| identifier | string | The trading symbol for a security. (e.g., MSFT) |
| offset | integer | (Optional) The initial position of the record subset, which indicates how many records to skip. Defaults to 0. (e.g., 100) |
| format | string | (Optional) The format of the returned data, either JSON or CSV. Defaults to JSON. (e.g., json, csv) |
Endpoint Overview
Short interest represents the number of shares of a company that are currently sold short and have not yet been covered. The short interest ratio, also known as days to cover, represents the number of days it would take for all short-sold shares to be covered or repurchased in the market. Our API provides short interest data for over 15,000 securities. There is a limit of 100 records per API call.
Company Profile
COSTCO WHOLESALE CORP /NEW
NASDAQ: COST- Market Cap:$451.60B
- ISIN:US22160K1051
- Fiscal Year End:08/30
- CEO:Ron Vachris
- Employees:341000
Costco Wholesale Corporation is an American multinational corporation that operates a chain of membership-only big-box warehouse club retail stores. As of 2025, Costco is the third-largest retailer in the world, and as of August 2024, the world's largest retailer of beef, poultry, organic produce, and wine, with just under a third of American consumers regularly shopping at Costco warehouses. As of 2026, Costco is ranked 12th on the Fortune 500 rankings of the largest United States corporations by total revenue.