REFR chart

Research Frontiers Incorporated · Quote, news and financials

0.35 USD
-0.03 -7.89%
Bid
0.34 × 1
Ask
0.36 × 4

Extended hours 0.37 +5.71%

As of Oct 30, 2026

1m chart

Closing price and volume

REFR one-minute interval price chart0.340.360.370.390.409:30 AM10:32 AM12:35 PM1:19 PM2:37 PM4:00 PM

Built from the cached one-day intraday bars.