US500

curl "https://biquote.io/api/US500"

import requests

r = requests.get("https://biquote.io/api/US500")
tick = r.json()
print(tick["mid"], tick["dayDiffPercent"])

const r = await fetch("https://biquote.io/api/US500");
const tick = await r.json();
console.log(tick.mid, tick.dayDiffPercent);

// SignalR hub — pushes every tick for US500
const conn = new signalR.HubConnectionBuilder()
  .withUrl("https://biquote.io/hubs/tick")
  .build();
conn.on("ReceiveTick", t => console.log(t.symbol, t.mid));
await conn.start();
await conn.invoke("Subscribe", "US500");