67.33 USD
PREVIOUS CLOSE
BBIO Stock Premarket
BridgeBio Pharma, Inc. Common Stock
BBIONASDAQ • USD
Market: CLOSED
Premarket trading runs 4:00 AM – 9:30 AM ET.
BBIO Premarket Chart
BBIO Premarket News
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, BBIO has had 32 qualifying gap events (gaps of 5% or more at the open) — 20 gap-ups and 12 gap-downs. Gap-ups averaged +13.5%, 75% have fully filled, median time to fill 2 trading days. Gap-downs averaged -12.3%, 83% have fully filled, median time to fill 4.5 trading days. Most recent: a +11.7% gap up on Apr 28, 2026, which filled in 1 trading day. Average 20-trading-day return after a BBIO gap up: -3.3%. After a gap down: +11.79%.
Gap Ups20 events
Fill Rate
75.0%
Avg Gap
13.5%
Avg 50% Fill
1d
Avg Fill
2d
Gap Downs12 events
Fill Rate
83.3%
Avg Gap
12.3%
Avg 50% Fill
2d
Avg Fill
4.5d
Avg Gap Fill by Timeframes
Gap Ups
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 60% | 75% | 80% | 90% |
| fills 50% | 50% | 70% | 75% | 90% |
| fills 75% | 35% | 55% | 60% | 85% |
| fills 100% | 25% | 55% | 60% | 75% |
Gap Downs
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 75% | 92% | 92% | 92% |
| fills 50% | 42% | 83% | 92% | 92% |
| fills 75% | 25% | 67% | 83% | 92% |
| fills 100% | 17% | 50% | 50% | 83% |
Complete Gap History — 32 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 2026-04-28 | $74.52 | +11.65% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-02-12 | $73.33 | +15.70% | Filled | 1d | 2d | 77% | 100% | 100% | 100% |
| 2026-02-06 | $63.73 | +9.96% | Filled | 13d | 13d | 39% | 39% | 47% | 100% |
| 2025-10-29 | $64.50 | +7.55% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-10-27 | $54.26 | +5.05% | Open | — | — | 9% | 9% | 9% | 9% |
| 2025-08-06 | $49.21 | -9.57% | Filled | 3d | 6d | 29% | 100% | 100% | 100% |
| 2025-04-30 | $36.42 | +6.01% | Filled | 1d | 5d | 63% | 100% | 100% | 100% |
| 2025-04-07 | $31.37 | -5.90% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-03-06 | $34.97 | -7.06% | Filled | 10d | 12d | 38% | 38% | 85% | 100% |
| 2025-02-25 | $36.25 | -5.71% | Filled | 1d | 20d | 62% | 62% | 62% | 100% |
| 2025-02-20 | $36.29 | +8.57% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2024-11-25 | $23.42 | +23.01% | Open | 2d | — | 36% | 61% | 61% | 64% |
| 2024-08-30 | $24.62 | +5.61% | Filled | 17d | 17d | 11% | 11% | 11% | 100% |
| 2024-08-05 | $26.18 | -7.75% | Filled | 1d | 16d | 79% | 79% | 79% | 100% |
| 2024-08-02 | $26.18 | -6.64% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2024-06-24 | $27.36 | -11.26% | Filled | 5d | 13d | 14% | 59% | 81% | 100% |
| 2024-06-04 | $28.98 | +8.07% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2024-02-15 | $34.37 | +9.83% | Filled | 3d | 4d | 7% | 100% | 100% | 100% |
| 2024-02-13 | $35.65 | -5.47% | Filled | 1d | 3d | 71% | 100% | 100% | 100% |
| 2023-11-14 | $27.52 | +6.14% | Open | 6d | — | 25% | 68% | 68% | 87% |
| 2023-10-24 | $24.24 | +5.73% | Filled | 1d | 2d | 65% | 100% | 100% | 100% |
| 2023-07-17 | $18.22 | +46.87% | Open | — | — | 6% | 6% | 6% | 6% |
| 2023-04-19 | $15.15 | +6.87% | Filled | 1d | 4d | 57% | 100% | 100% | 100% |
| 2023-03-06 | $10.87 | +65.50% | Open | 5d | — | 24% | 61% | 66% | 88% |
| 2022-11-10 | $8.47 | +6.26% | Filled | 9d | 9d | 11% | 11% | 100% | 100% |
| 2022-09-13 | $12.36 | -5.10% | Open | 3d | — | 37% | 83% | 83% | 83% |
| 2022-08-03 | $9.00 | -8.67% | Filled | 2d | 2d | 23% | 100% | 100% | 100% |
| 2022-07-26 | $11.03 | +8.43% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2022-06-13 | $6.66 | -6.01% | Filled | 2d | 3d | 48% | 100% | 100% | 100% |
| 2022-05-10 | $5.66 | +6.01% | Filled | 1d | 2d | 91% | 100% | 100% | 100% |
| 2021-12-28 | $11.38 | +7.03% | Filled | 15d | 17d | 15% | 15% | 15% | 100% |
| 2021-12-27 | $40.62 | -68.88% | Open | — | — | 2% | 17% | 20% | 20% |
Frequently Asked Questions
What is BBIO's premarket price?
No premarket activity has been recorded yet for BBIO today. The previous regular-session close was $67.33.
When does BBIO premarket trading start?
Premarket trading for BBIO 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 BBIO fill its gaps?
Over the past 5 years, 75% of BBIO gap-ups have fully filled and 83% of gap-downs have filled. Median time to fill is 2 trading days for gap-ups and 5 trading days for gap-downs.
Does BBIO have any unfilled gaps?
No. BBIO has no unfilled gap events from the past 60 days; all recent gaps have been filled.
What's the average return after a BBIO gap?
Based on 32 qualifying gap events over the past 5 years, the average 20-trading-day return after a BBIO gap up is -3.3%, and after a gap down is +11.79%.