$ curl -X GET 'https://brapi.dev/api/quote/CSNA3?range=1y&interval=1mo'

{
currency:"BRL"
marketCap:10272551802
shortName:"SID NACIONALON"
longName:"Companhia Siderúrgica Nacional"
regularMarketChange:0
regularMarketChangePercent:0
regularMarketTime:"2025-09-12T20:07:52.000Z"
regularMarketPrice:7.83
regularMarketDayHigh:7.83
regularMarketDayRange:"7.83 - 7.83"
regularMarketDayLow:7.83
regularMarketVolume:0
regularMarketPreviousClose:7.83
regularMarketOpen:7.97
fiftyTwoWeekRange:"6.72 - 13.84"
fiftyTwoWeekLow:6.72
fiftyTwoWeekHigh:13.84
symbol:"CSNA3"
logourl:"https://icons.brapi.dev/icons/CSNA3.svg"
▶
summaryProfile:{} 25 keys
priceEarnings:null
earningsPerShare:-1.703135
▶
dividendsData:{} 3 keys
}