22.16 USD
PREVIOUS CLOSE
RGC Stock Premarket
Regencell Bioscience Holdings Limited Ordinary Shares
RGCNASDAQ • USD
Market: CLOSED
Premarket trading runs 4:00 AM – 9:30 AM ET.
RGC Premarket Chart
RGC Premarket News
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, RGC has had 34 qualifying gap events (gaps of 5% or more at the open) — 25 gap-ups and 9 gap-downs. Gap-ups averaged +9.3%, 92% have fully filled, median time to fill 2 trading days. Gap-downs averaged -7.3%, 100% have fully filled, median time to fill 1 trading day. Most recent: a +5.7% gap up on Apr 8, 2026, which filled in 2 trading days. Average 20-trading-day return after a RGC gap up: +0.02%. After a gap down: +17.03%.
Gap Ups25 events
Fill Rate
92.0%
Avg Gap
9.3%
Avg 50% Fill
1d
Avg Fill
2d
Gap Downs9 events
Fill Rate
100.0%
Avg Gap
7.3%
Avg 50% Fill
1d
Avg Fill
1d
Avg Gap Fill by Timeframes
Gap Ups
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 88% | 96% | 96% | 96% |
| fills 50% | 76% | 88% | 88% | 92% |
| fills 75% | 56% | 84% | 84% | 92% |
| fills 100% | 44% | 84% | 84% | 88% |
Gap Downs
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 100% | 100% | 100% | 100% |
| fills 50% | 100% | 100% | 100% | 100% |
| fills 75% | 78% | 100% | 100% | 100% |
| fills 100% | 67% | 100% | 100% | 100% |
Complete Gap History — 34 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 2026-04-08 | $27.86 | +5.71% | Filled | 1d | 2d | 65% | 100% | 100% | 100% |
| 2026-03-27 | $25.40 | +5.43% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-03-09 | $23.35 | -7.49% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-02-13 | $29.02 | +7.72% | Filled | 1d | 5d | 67% | 100% | 100% | 100% |
| 2026-02-09 | $27.23 | +5.88% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-02-06 | $25.07 | +6.38% | Filled | 4d | 16d | 36% | 54% | 54% | 100% |
| 2026-01-26 | $31.41 | -7.72% | Filled | 1d | 2d | 83% | 100% | 100% | 100% |
| 2026-01-09 | $41.42 | -12.89% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-01-08 | $52.88 | +17.25% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-01-07 | $33.03 | +6.84% | Filled | 2d | 5d | 0% | 100% | 100% | 100% |
| 2026-01-05 | $20.54 | +17.67% | Filled | 12d | 44d | 25% | 25% | 25% | 93% |
| 2025-12-29 | $21.16 | -5.48% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-12-05 | $16.00 | -6.19% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-11-11 | $13.83 | -5.21% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-10-27 | $15.90 | +8.11% | Filled | 1d | 4d | 64% | 100% | 100% | 100% |
| 2025-10-14 | $17.99 | -5.50% | Filled | 1d | 2d | 72% | 100% | 100% | 100% |
| 2025-09-25 | $14.58 | +6.17% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-08-07 | $12.60 | +9.52% | Filled | 1d | 6d | 62% | 100% | 100% | 100% |
| 2025-08-06 | $13.46 | +5.94% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-07-17 | $15.29 | +8.83% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-07-16 | $13.70 | +5.84% | Filled | 1d | 4d | 56% | 100% | 100% | 100% |
| 2025-07-08 | $18.43 | +13.56% | Filled | 1d | 2d | 85% | 100% | 100% | 100% |
| 2025-07-07 | $22.99 | +9.18% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-07-03 | $10.36 | +6.18% | Open | — | — | 14% | 14% | 14% | 14% |
| 2025-07-01 | $17.04 | -7.86% | Filled | 1d | 3d | 54% | 100% | 100% | 100% |
| 2025-06-26 | $21.73 | -7.04% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-06-25 | $22.95 | +12.37% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-06-09 | $18.05 | +7.90% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-06-04 | $16.03 | +6.72% | Filled | 1d | 2d | 97% | 100% | 100% | 100% |
| 2025-05-30 | $19.50 | +6.54% | Filled | 2d | 2d | 0% | 100% | 100% | 100% |
| 2025-05-16 | $10.58 | +6.97% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-05-13 | $12.37 | +9.59% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-05-12 | $9.63 | +22.64% | Filled | 1d | 2d | 99% | 100% | 100% | 100% |
| 2025-05-09 | $5.58 | +13.92% | Open | — | — | 29% | 29% | 29% | 29% |
Frequently Asked Questions
What is RGC's premarket price?
No premarket activity has been recorded yet for RGC today. The previous regular-session close was $22.16.
When does RGC premarket trading start?
Premarket trading for RGC on the NASDAQ runs from 4:00 AM to 9:30 AM Eastern Time, ahead of the regular session (9:30 AM – 4:00 PM ET). After-hours runs from 4:00 PM to 8:00 PM ET.
How often does RGC fill its gaps?
Over the past 5 years, 92% of RGC gap-ups have fully filled and 100% of gap-downs have filled. Median time to fill is 2 trading days for gap-ups and 1 trading days for gap-downs.
Does RGC have any unfilled gaps?
No. RGC has no unfilled gap events from the past 60 days; all recent gaps have been filled.
What's the average return after a RGC gap?
Based on 34 qualifying gap events over the past 5 years, the average 20-trading-day return after a RGC gap up is +0.02%, and after a gap down is +17.03%.