159.15 USD
↘ 10.20 (6.02%)PRE MARKET (AS OF 05:29 AM EDT)
SMTC Stock Premarket
Semtech Corp
SMTCNASDAQ • USD
Market: CLOSED
Premarket trading runs 4:00 AM – 9:30 AM ET.
SMTC Premarket Chart
SMTC Premarket News
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, SMTC has had 9 qualifying gap events (gaps of 5% or more at the open) — 7 gap-ups and 2 gap-downs. Gap-ups averaged +6.5%, 86% have fully filled, median time to fill 2.5 trading days. Gap-downs averaged -6.1%, 100% have fully filled, median time to fill 8.5 trading days. Most recent: a +6.7% gap up 4 days ago, which filled in 4 trading days. SMTC has 1 unfilled gap from the past 60 days — a +6% gap up on Apr 8, 2026, currently 76% retraced. Average 20-trading-day return after a SMTC gap up: +13.6%. After a gap down: +27.41%.
Gap Ups7 events
Fill Rate
85.7%
Avg Gap
6.5%
Avg 50% Fill
3d
Avg Fill
2.5d
Gap Downs2 events
Fill Rate
100.0%
Avg Gap
6.1%
Avg 50% Fill
1d
Avg Fill
8.5d
Avg Gap Fill by Timeframes
Gap Ups
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 86% | 100% | 100% | 100% |
| fills 50% | 43% | 100% | 100% | 100% |
| fills 75% | 43% | 100% | 100% | 100% |
| fills 100% | 43% | 86% | 86% | 86% |
Gap Downs
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 100% | 100% | 100% | 100% |
| fills 50% | 100% | 100% | 100% | 100% |
| fills 75% | 50% | 50% | 50% | 100% |
| fills 100% | 50% | 50% | 50% | 100% |
Active Unfilled Gaps (past 60 days)
59 days ago
2026-04-08
Gap %
+6.01%
Gap From
$83.08
% vs Current
-44.99%
retraced 76% to $84.28
Complete Gap History — 9 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 4 days ago | $149.58 | +6.70% | Filled | 3d | 4d | 18% | 100% | 100% | 100% |
| 15 days ago | $146.53 | +5.78% | Filled | 6d | 6d | 45% | 100% | 100% | 100% |
| 19 days ago | $137.64 | +8.35% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 24 days ago | $132.08 | +5.70% | Filled | 3d | 4d | 47% | 100% | 100% | 100% |
| 2026-04-08 | $83.08 | +6.01% | Open | 3d | — | 33% | 76% | 76% | 76% |
| 2026-04-02 | $80.04 | -5.67% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-03-30 | $72.16 | +8.12% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-03-17 | $89.00 | -6.46% | Filled | 1d | 16d | 63% | 63% | 63% | 100% |
| 2026-03-04 | $90.17 | +5.10% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
Frequently Asked Questions
What is SMTC's premarket price?
Semtech (SMTC) is trading at $159.15 in premarket, down $10.20 (+6.02%) from the previous close of $169.35.
When does SMTC premarket trading start?
Premarket trading for SMTC 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 SMTC fill its gaps?
Over the past 5 years, 86% of SMTC gap-ups have fully filled and 100% of gap-downs have filled. Median time to fill is 3 trading days for gap-ups and 9 trading days for gap-downs.
Does SMTC have any unfilled gaps?
Yes. SMTC has 1 unfilled gap from the past 60 days. The largest is a +6.0% gap up from Apr 8, 2026 and is currently 76% retraced.
What's the average return after a SMTC gap?
Based on 9 qualifying gap events over the past 5 years, the average 20-trading-day return after a SMTC gap up is +13.6%, and after a gap down is +27.41%.