230.49 USD
↘ 9.57 (4.01%)PRE MARKET (AS OF 05:29 AM EDT)
JAZZ Stock Premarket
Jazz Pharmaceuticals, Inc.
JAZZNASDAQ • USD
Market: CLOSED
Premarket trading runs 4:00 AM – 9:30 AM ET.
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JAZZ Premarket Chart
JAZZ Premarket News
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, JAZZ has had 5 qualifying gap events (gaps of 5% or more at the open) — 4 gap-ups and 1 gap-down. Gap-ups averaged +9.8%, 25% have fully filled, median time to fill 10 trading days. Gap-downs averaged -5.1%, 100% have fully filled, median time to fill 10 trading days. Most recent: a +7.4% gap up on May 6, 2026, still unfilled. JAZZ has 1 unfilled gap from the past 60 days — a +7.4% gap up on May 6, 2026, currently 42% retraced. Average 20-trading-day return after a JAZZ gap up: +1.49%. After a gap down: +3.12%.
Gap Ups4 events
Fill Rate
25.0%
Avg Gap
9.8%
Avg 50% Fill
5.5d
Avg Fill
10d
Gap Downs1 events
Fill Rate
100.0%
Avg Gap
5.1%
Avg 50% Fill
1d
Avg Fill
10d
Avg Gap Fill by Timeframes
Gap Ups
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 75% | 75% | 75% | 100% |
| fills 50% | 0% | 25% | 50% | 50% |
| fills 75% | 0% | 25% | 50% | 50% |
| fills 100% | 0% | 0% | 25% | 25% |
Gap Downs
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 100% | 100% | 100% | 100% |
| fills 50% | 100% | 100% | 100% | 100% |
| fills 75% | 0% | 0% | 100% | 100% |
| fills 100% | 0% | 0% | 100% | 100% |
Active Unfilled Gaps (past 60 days)
32 days ago
2026-05-06
Gap %
+7.36%
Gap From
$212.26
% vs Current
-11.03%
retraced 42% to $221.29
Complete Gap History — 5 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 2026-05-06 | $212.26 | +7.36% | Open | — | — | 42% | 42% | 42% | 42% |
| 2025-11-17 | $141.07 | +19.09% | Open | — | — | 20% | 20% | 20% | 26% |
| 2025-05-07 | $111.17 | -5.10% | Filled | 1d | 10d | 63% | 63% | 100% | 100% |
| 2022-11-10 | $140.00 | +7.14% | Open | 2d | — | 36% | 97% | 97% | 97% |
| 2022-01-10 | $134.43 | +5.67% | Filled | 9d | 10d | 25% | 33% | 100% | 100% |
Frequently Asked Questions
What is JAZZ's premarket price?
Jazz Pharmaceuticals (JAZZ) is trading at $230.49 in premarket, down $9.57 (+4.01%) from the previous close of $240.06.
When does JAZZ premarket trading start?
Premarket trading for JAZZ 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 JAZZ fill its gaps?
Over the past 5 years, 25% of JAZZ gap-ups have fully filled and 100% of gap-downs have filled. Median time to fill is 10 trading days for gap-ups and 10 trading days for gap-downs.
Does JAZZ have any unfilled gaps?
Yes. JAZZ has 1 unfilled gap from the past 60 days. The largest is a +7.4% gap up from May 6, 2026 and is currently 42% retraced.
What's the average return after a JAZZ gap?
Based on 5 qualifying gap events over the past 5 years, the average 20-trading-day return after a JAZZ gap up is +1.49%, and after a gap down is +3.12%.