Invesco Db Us Dollar Index Bearish Fund (UDN) Preferred Stock Liabilities (2020)

https://data.businessquant.com/historic?slug=preferred-stock-liabilities&ticker=UDN&period=max&api_key=YOUR_API_KEY

import requests

url = "https://data.businessquant.com/historic"
params = {"slug": "preferred-stock-liabilities", "ticker": "UDN", "period": "max", "api_key": "YOUR_API_KEY"}

data = requests.get(url, params=params).json()

const res = await fetch("https://data.businessquant.com/historic?slug=preferred-stock-liabilities&ticker=UDN&period=max&api_key=YOUR_API_KEY");
const data = await res.json();