237.78 USD
↗ 15.53 (6.99%)PRE MARKET (AS OF 05:29 AM EDT)
KLAC Stock Premarket
KLA Corporation Common Stock
KLACNASDAQ • USD
Market: CLOSED
Premarket trading runs 4:00 AM – 9:30 AM ET.
KLAC last traded at $237.78 in premarket, up $15.53 (6.99%) from its previous close of $222.25. Historically, 0% of KLAC gap-ups of 5% or more have fully filled within one trading day.
📅 KLAC is scheduled to report earnings on Jul 28, 2026 after the close (confirmed), with an estimated EPS of $9.87. KLAC earnings details →
KLAC Premarket Chart
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, KLAC has had 28 qualifying gap events (gaps of 5% or more at the open) — 13 gap-ups and 15 gap-downs. Gap-ups averaged +6.6%, 46% have fully filled, median time to fill 4.5 trading days. Gap-downs averaged -12%, 73% have fully filled, median time to fill 6 trading days. Most recent: a +6.8% gap up 1 day ago, still unfilled. KLAC has 3 unfilled gaps from the past 60 days; the largest is a +6.8% gap up on Jul 14, 2026, currently 73% retraced. Average 20-trading-day return after a KLAC gap up: +4.75%. After a gap down: +11.35%.
Gap Ups13 events
Fill Rate
46.2%
Avg Gap
6.6%
Avg 50% Fill
1d
Avg Fill
4.5d
Gap Downs15 events
Fill Rate
73.3%
Avg Gap
12.0%
Avg 50% Fill
2d
Avg Fill
6d
Avg Gap Fill by Timeframes
Gap Ups
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 77% | 85% | 92% | 92% |
| fills 50% | 46% | 62% | 69% | 69% |
| fills 75% | 15% | 38% | 38% | 46% |
| fills 100% | 0% | 31% | 38% | 46% |
Gap Downs
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 73% | 87% | 87% | 87% |
| fills 50% | 40% | 73% | 73% | 73% |
| fills 75% | 20% | 53% | 67% | 67% |
| fills 100% | 13% | 40% | 53% | 67% |
Active Unfilled Gaps (past 60 days)
1 day ago
2026-07-14
Gap %
+6.82%
Gap From
$222.25
% vs Current
-3.52%
retraced 73% to $226.30
14 days ago
2026-07-01
Gap %
-5.37%
Gap From
$301.71
% vs Current
+30.97%
retraced 33% to $290.84
37 days ago
2026-06-08
Gap %
+5.22%
Gap From
$192.92
% vs Current
-16.26%
retraced 34% to $199.55
Complete Gap History — 28 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 1 day ago | $222.25 | +6.82% | Open | 1d | — | 73% | 73% | 73% | 73% |
| 6 days ago | $221.18 | +8.07% | Filled | 1d | 3d | 62% | 100% | 100% | 100% |
| 8 days ago | $233.31 | -6.94% | Filled | 3d | 3d | 41% | 100% | 100% | 100% |
| 14 days ago | $301.71 | -5.37% | Open | — | — | 33% | 33% | 33% | 33% |
| 20 days ago | $240.48 | +6.10% | Filled | 1d | 6d | 79% | 100% | 100% | 100% |
| 22 days ago | $269.16 | -7.84% | Filled | 3d | 5d | 15% | 100% | 100% | 100% |
| 2026-06-08 | $192.92 | +5.22% | Open | — | — | 26% | 34% | 34% | 34% |
| 2026-05-11 | $186.92 | -90.09% | Open | — | — | 0% | 0% | 1% | 2% |
| 2026-04-30 | $181.62 | -7.06% | Filled | 1d | 5d | 79% | 100% | 100% | 100% |
| 2026-04-28 | $190.00 | -6.37% | Filled | 1d | 13d | 63% | 63% | 98% | 100% |
| 2026-04-08 | $154.88 | +7.58% | Open | — | — | 26% | 26% | 26% | 26% |
| 2026-01-30 | $168.47 | -8.59% | Filled | 47d | 47d | 31% | 31% | 31% | 31% |
| 2026-01-15 | $143.45 | +7.22% | Filled | 3d | 11d | 13% | 83% | 100% | 100% |
| 2025-07-31 | $92.50 | -6.54% | Filled | 1d | 8d | 54% | 95% | 100% | 100% |
| 2025-05-12 | $70.12 | +6.25% | Open | — | — | 8% | 8% | 8% | 10% |
| 2025-04-16 | $67.62 | -5.61% | Filled | 1d | 6d | 55% | 100% | 100% | 100% |
| 2025-04-10 | $70.33 | -5.46% | Filled | 3d | 14d | 41% | 51% | 92% | 100% |
| 2024-09-26 | $77.21 | +5.36% | Filled | 1d | 3d | 81% | 100% | 100% | 100% |
| 2024-08-05 | $69.62 | -6.65% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2024-08-02 | $75.61 | -5.93% | Filled | 3d | 7d | 31% | 98% | 100% | 100% |
| 2024-07-31 | $75.89 | +6.14% | Filled | 2d | 2d | 33% | 100% | 100% | 100% |
| 2024-07-17 | $86.72 | -5.76% | Open | — | — | 24% | 24% | 24% | 24% |
| 2023-04-27 | $35.74 | +7.38% | Open | 1d | — | 56% | 56% | 56% | 56% |
| 2023-01-27 | $42.88 | -5.54% | Open | 5d | — | 23% | 71% | 71% | 71% |
| 2022-11-10 | $33.75 | +5.94% | Open | — | — | 40% | 40% | 40% | 40% |
| 2022-10-13 | $27.48 | -5.64% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2021-10-28 | $34.06 | +7.59% | Open | 1d | — | 54% | 56% | 56% | 56% |
| 2021-07-30 | $31.94 | +6.28% | Filled | 10d | 13d | 20% | 20% | 68% | 100% |
Frequently Asked Questions
What is KLAC's premarket price?
KLA (KLAC) is trading at $237.78 in premarket, up $15.53 (6.99%) from the previous close of $222.25.
Why is KLAC moving in premarket?
KLA (KLAC) is up 6.99% from its previous close in premarket trading. Premarket moves are usually driven by company-specific news, earnings results, analyst rating or price-target changes, or broad market and sector sentiment. Check the latest KLAC premarket headlines and gap history below for the likely catalyst.
When does KLAC premarket trading start?
Premarket trading for KLAC 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 KLAC fill its gaps?
Over the past 5 years, 46% of KLAC gap-ups have fully filled and 73% of gap-downs have filled. Median time to fill is 5 trading days for gap-ups and 6 trading days for gap-downs.
Does KLAC have any unfilled gaps?
Yes. KLAC has 3 unfilled gaps from the past 60 days. The largest is a +6.8% gap up from Jul 14, 2026 and is currently 73% retraced.
What's the average return after a KLAC gap?
Based on 28 qualifying gap events over the past 5 years, the average 20-trading-day return after a KLAC gap up is +4.75%, and after a gap down is +11.35%.
When does KLAC report earnings?
KLAC is scheduled to report earnings on Jul 28, 2026 after the close (confirmed), with an estimated EPS of $9.87. KLA Corporation has officially announced it will release its fourth quarter fiscal year 2026 earnings on Tuesday, July 28, 2026, after the market closes, with a conference call following at 5:00 PM ET.