$ curl -X GET 'https://brapi.dev/api/quote/CSMG3?range=1y&interval=1mo'

{
currency:"BRL"
marketCap:12471264858
shortName:"COPASA      ON      NM"
longName:"Companhia de Saneamento de Minas Gerais"
regularMarketChange:-0.08
regularMarketChangePercent:-0.24
regularMarketTime:"2025-09-18T20:07:30.000Z"
regularMarketPrice:33.27
regularMarketDayHigh:0
regularMarketDayRange:"0 - 0"
regularMarketDayLow:0
regularMarketVolume:0
regularMarketPreviousClose:33.35
regularMarketOpen:31.96
fiftyTwoWeekRange:"0 - 33.44"
fiftyTwoWeekLow:0
fiftyTwoWeekHigh:33.44
symbol:"CSMG3"
logourl:"https://icons.brapi.dev/icons/CSMG3.svg"
▶
summaryProfile:{} 25 keys
priceEarnings:9.32916096225308
earningsPerShare:3.5790518
▶
dividendsData:{} 3 keys
}