AM — Antero Midstream Corp
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2017-05-04.
Performance
Technicals
Dividends
Measured signals that fired on AM
| date | signal | measured base rate |
|---|---|---|
| 2026-08-03 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-07-29 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-07-28 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-07-24 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-06-29 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-06-26 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-06 | KLIMLEY BROOKS J Director | Open-market sale | 5.0K | 21.27 | 106.3K |
| 2026-08-04 | Pearce Sheri See Remarks | Open-market sale | 16.0K | 22.01 | 352.2K |
| 2026-07-10 | Munoz Jeffrey S. Director | Grant or award | 1.9K | 0.00 | 0 |
| 2026-07-10 | MCARDLE JANINE J Director | Grant or award | 1.9K | 0.00 | 0 |
| 2026-07-10 | Chisholm Nancy Director | Grant or award | 1.9K | 0.00 | 0 |
| 2026-07-10 | MOLLENKOPF JOHN C Director | Grant or award | 1.9K | 0.00 | 0 |
| 2026-07-10 | KEYTE DAVID H Director | Grant or award | 3.2K | 0.00 | 0 |
| 2026-07-10 | DEA PETER A Director | Grant or award | 1.9K | 0.00 | 0 |
| 2026-07-10 | Keenan W Howard JR Director | Grant or award | 1.9K | 0.00 | 0 |
| 2026-07-10 | KLIMLEY BROOKS J Director | Grant or award | 1.9K | 0.00 | 0 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 846.3M | 37.1M |
| Invesco Ltd. | 491.5M | 21.6M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 417.2M | 18.3M |
| VANGUARD CAPITAL MANAGEMENT LLC | 337.7M | 14.8M |
| STATE STREET CORP | 264.3M | 11.6M |
| TORTOISE CAPITAL ADVISORS, L.L.C. | 254.4M | 11.2M |
| GEODE CAPITAL MANAGEMENT, LLC | 225.7M | 9.9M |
| Bank of New York Mellon Corp | 208.1M | 9.1M |
| DIMENSIONAL FUND ADVISORS LP | 205.6M | 9.0M |
| NEUBERGER BERMAN GROUP LLC | 165.8M | 7.3M |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 4 | 2026-08-06 | 2026-08-06 | on EDGAR ↗ |
| 144 | 2026-08-06 | — | on EDGAR ↗ |
| 4 | 2026-08-05 | 2026-08-04 | on EDGAR ↗ |
| 8-K | 2026-07-29 | 2026-07-29 | on EDGAR ↗ |
| 10-Q | 2026-07-29 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-07-27 | 2026-07-24 | on EDGAR ↗ |
| 4 | 2026-07-14 | 2026-07-10 | on EDGAR ↗ |
| 4 | 2026-07-14 | 2026-07-10 | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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