21.00 USD
↗ 0.44 (2.14%)PRE MARKET (AS OF 09:29 AM EDT)
AM Stock Premarket
Antero Midstream Corporation Common Stock
AMNYSE • USD
Market: OPEN
Premarket trading runs 4:00 AM – 9:30 AM ET.
AM last traded at $21.00 in premarket, up $0.44 (2.14%) from its previous close of $20.56.
📅 AM is scheduled to report earnings on Oct 28, 2026 after the close (confirmed), with an estimated EPS of $0.27. AM earnings details →
AM Premarket Chart
AM Premarket News
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, AM has had 1 qualifying gap-down event (5%+ at the open) and no qualifying gap-ups. Gap-downs averaged -5.9%, 100% have fully filled, median time to fill 1 trading day. Most recent: a -5.9% gap down on Apr 7, 2025, which filled in 1 trading day. Average 20-trading-day return after a AM gap down: +13.92%.
Gap Downs1 events
Fill Rate
100.0%
Avg Gap
5.9%
Avg 50% Fill
1d
Avg Fill
1d
Avg Gap Fill by Timeframes
Gap Downs
| 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% |
Complete Gap History — 1 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 2025-04-07 | $16.33 | -5.88% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
Related: AM quote & chart · After hours · Technical analysis · Fundamentals · Earnings · Short interest
Frequently Asked Questions
What is AM's premarket price?
Antero Midstream (AM) is trading at $21.00 in premarket, up $0.44 (2.14%) from the previous close of $20.56.
Why is AM moving in premarket?
Antero Midstream (AM) is up 2.14% 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 AM premarket headlines and gap history below for the likely catalyst.
When does AM premarket trading start?
Premarket trading for AM 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.
How often does AM fill its gaps?
Over the past 5 years, 100% of gap-downs have filled. Median time to fill is 1 trading days for gap-downs.
Does AM have any unfilled gaps?
No. AM has no unfilled gap events from the past 60 days; all recent gaps have been filled.
When does AM report earnings?
AM is scheduled to report earnings on Oct 28, 2026 after the close (confirmed), with an estimated EPS of $0.27. Antero Midstream Corporation is expected to report its Q3 2026 financial results on October 28, 2026, after the market close. This date is widely estimated by major financial platforms based on historical reporting patterns, though an official company press release for this specific quarter has not yet been issued as of October 1, 2026.