Premarket trading runs 4:00 AM – 9:30 AM ET.
Over the past 5 years, SGI has had 4 qualifying gap events (gaps of 5% or more at the open) — 3 gap-ups and 1 gap-down. Gap-ups averaged +6.2%, 33% have fully filled, median time to fill 22 trading days. Gap-downs averaged -7.3%, 100% have fully filled, median time to fill 1 trading day. Most recent: a +6.7% gap up on Apr 8, 2026, which filled in 22 trading days. Average 20-trading-day return after a SGI gap up: +4.82%. After a gap down: +16.46%.
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 67% | 100% | 100% | 100% |
| fills 50% | 33% | 33% | 33% | 67% |
| fills 75% | 0% | 0% | 0% | 33% |
| fills 100% | 0% | 0% | 0% | 0% |
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 100% | 100% | 100% | 100% |
| fills 50% | 100% | 100% | 100% | 100% |
| fills 75% | 100% | 100% | 100% | 100% |
| fills 100% | 100% | 100% | 100% | 100% |
| 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 | $72.02 | +6.66% | Filled | 16d | 22d | 7% | 26% | 26% | 82% |
| 2025-11-06 | $79.60 | +6.04% | Open | — | — | 29% | 29% | 29% | 29% |
| 2025-05-12 | $60.50 | +5.79% | Open | 1d | — | 57% | 57% | 57% | 57% |
| 2025-05-08 | $60.59 | -7.25% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
Somnigroup International (SGI) is trading at $69.30 in premarket, down $0.33 (+0.47%) from the previous close of $69.63.
Premarket trading for SGI on the NYSE 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.
Over the past 5 years, 33% of SGI gap-ups have fully filled and 100% of gap-downs have filled. Median time to fill is 22 trading days for gap-ups and 1 trading days for gap-downs.
No. SGI has no unfilled gap events from the past 60 days; all recent gaps have been filled.
Based on 4 qualifying gap events over the past 5 years, the average 20-trading-day return after a SGI gap up is +4.82%, and after a gap down is +16.46%.