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NYSE · Stock

REGN

Regeneron Pharmaceuticals, Inc.
783.29
Market closed · last price 15h ago
Last 24 hours
Bid
783.02
Ask
783.57
Day High
793.40
Day Low
781.16

REGN key statistics

1 week
-2.19%
1 month
+12.98%
52w high
841.42
52w low
540.32
Avg daily range
+1.88%
History from
13 Aug 2025

Highs and lows are taken from 261 daily bars — the high was set on 04 Sept 2026 and the low on 13 Oct 2025. REGN is quoted to 5 decimal places, minimum tick 0.00001, spread at last quote 0.55000, quoted in USD on NYSE, sourced from MetaTrader 5 (Broker 1).

REGN daily history

DateOpenHighLowCloseChange
11 Sept 2026793.15794.08781.50782.95-1.29%
09 Sept 2026802.95808.28796.75806.52+0.44%
08 Sept 2026809.25821.35808.34813.35+0.51%
04 Sept 2026836.71841.42827.90828.12-1.03%
01 Sept 2026810.86823.78806.74822.79+1.47%
31 Aug 2026787.92800.62783.67800.50+1.60%
28 Aug 2026796.87799.30789.23793.41-0.43%
27 Aug 2026817.05817.24808.72809.27-0.95%
26 Aug 2026829.50829.50816.51818.65-1.31%
20 Aug 2026835.21840.66827.57827.66-0.90%

REGN API access

Regeneron Pharmaceuticals, Inc. prices are available over REST and WebSocket with no API key and no signup. Rate limit is 15,000 requests per minute per IP.

curl
curl "https://biquote.io/api/REGN"
Python
import requests

r = requests.get("https://biquote.io/api/REGN")
tick = r.json()
print(tick["mid"], tick["dayDiffPercent"])
JavaScript
const r = await fetch("https://biquote.io/api/REGN");
const tick = await r.json();
console.log(tick.mid, tick.dayDiffPercent);
WebSocket
// SignalR hub — pushes every tick for REGN
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", "REGN");

Also available for REGN: daily candles, hourly candles · full API documentation

More stocks instruments

REGN Live Price — Regeneron Pharmaceuticals, Inc. Price and Chart | biquote