COSTCO WHOLESALE CORP /NEW (COST) Senate Trading API

• cURL
• Python
• JavaScript

curl "https://financialdata.net/api/v1/senate-trading?identifier=COST&key=API_KEY"

import requests

                                                url = 'https://financialdata.net/api/v1/senate-trading?identifier=COST&key=API_KEY'    
                                                response = requests.get(url)

                                                print(response.json())
                                            

const url = 'https://financialdata.net/api/v1/senate-trading?identifier=COST&key=API_KEY';
                                            
                                                const response = await fetch(url);
                                                const data = await response.json();

                                                console.log(data);
                                            

[
  {
    "name_of_reporting_person": "Alan Armstrong",
    "type_of_reporting_person": "Senator",
    "report_date": "2026-07-21",
    "transaction_number": "82",
    "transaction_type": "Purchase",
    "transaction_date": "2026-03-27",
    "owner_type": "Self",
    "trading_symbol": "COST",
    "asset_name": "Costco Wholesale Corporation - Common Stock",
    "asset_type": "Stock",
    "amount": "$1,001 - $15,000",
    "comment": null
  },
  ...
]

Members of the United States Senate are required to disclose any purchase, sale, or exchange of a stock, bond, commodity future, or other security when the transaction exceeds $1,000. The API endpoint provides detailed data about each of the transactions made. There is a limit of 100 records per API call.