Stocks › AM
Antero Midstream Corp
AM·NYSE·
United States·USD
United States·USD$21.14
+0.58 (+2.82%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
AM
Antero Midstream Corp · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
AMS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of AM by members of U.S. Congress · 97 on record
Whale Activity
Position changes in AM reported for 2026-06-30 by 9 tracked institutional filers
- Increased6
- New1
- Held0
- Decreased1
- Closed0
- No prior filing1
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 38.2M | $869.0M | increased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 18.2M | $413.9M | decreased |
| VANGUARD CAPITAL MANAGEMENT LLC | 15.0M | $340.3M | increased |
| D. E. Shaw & Co., Inc. | 644.9K | $14.7M | increased |
| TWO SIGMA INVESTMENTS, LP | 192.8K | $4.4M | increased |
| Bridgewater Associates, LP | 178.7K | $4.1M | increased |
| MILLENNIUM MANAGEMENT LLC | 178.3K | $4.1M | new |
| KAHN BROTHERS GROUP INC | 11.8K | $269K | — |
| CITADEL ADVISORS LLC | 10.0K | $228K | increased |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by AM insiders, by quarter · Form 4
Recent Insider Transactions
1,237 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| KLIMLEY BROOKS JDirector · Director | Sale | −5,000 | $21.27 | $106K | Aug 6, 2026 | Form 4 ↗ |
| Pearce SheriSee Remarks | Sale | −16.0K | $22.01 | $352K | Aug 4, 2026 | Form 4 ↗ |
| Schultz Yvette KSee Remarks · Director | Sale | −69.3K | $21.90 | $1.5M | May 4, 2026 | Form 4 ↗ |
| Kennedy Michael N.See Remarks · Director | Sale | −100.0K | $21.92 | $2.2M | May 4, 2026 | Form 4 ↗ |
| Keenan W Howard JRDirector | Grant / award | +1,617 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| DEA PETER ADirector | Grant / award | +1,617 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| Chisholm NancyDirector | Grant / award | +1,617 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| Munoz Jeffrey S.Director | Grant / award | +1,617 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| KEYTE DAVID HDirector | Grant / award | +2,950 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| MCARDLE JANINE JDirector | Grant / award | +1,617 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| MOLLENKOPF JOHN CDirector | Grant / award | +1,617 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| KLIMLEY BROOKS JDirector | Grant / award | +1,617 | $0.00 | $0 | Apr 10, 2026 | Form 4 ↗ |
| KLIMLEY BROOKS JDirector | Sale | −5,000 | $23.16 | $116K | Mar 12, 2026 | Form 4 ↗ |
| Pearce SheriSee Remarks | Sale | −14.0K | $22.76 | $319K | Mar 10, 2026 | Form 4 ↗ |
| Schultz Yvette KSee Remarks · Director | Sale | −25.0K | $22.81 | $570K | Mar 9, 2026 | Form 4 ↗ |
| Pearce SheriSee Remarks | Tax withholding | −25.2K | $22.97 | $580K | Mar 7, 2026 | Form 4 ↗ |
| Pearce SheriSee Remarks | Grant / award | +32.7K | $0.00 | $0 | Mar 7, 2026 | Form 4 ↗ |
| Agnew Justin J.See Remarks | Tax withholding | −15.5K | $22.97 | $356K | Mar 7, 2026 | Form 4 ↗ |
| Agnew Justin J.See Remarks | Grant / award | +32.7K | $0.00 | $0 | Mar 7, 2026 | Form 4 ↗ |
| Kennedy Michael N.See Remarks · Director | Gift | −15.0K | $0.00 | $0 | Mar 7, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding AM · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF iShares Trust | 11.4M | $258.9M | 0.21% | Jun 30, 2026 |
| Invesco SteelPath MLP Income Fund AIM Investment Funds (Invesco Investment Funds) | 11.9M | $249.6M | 5.60% | May 31, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 10.5M | $239.9M | 0.01% | Jun 30, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 7.6M | $173.5M | 0.09% | Jun 30, 2026 |
| Tortoise Energy Infrastructure Total Return Fund Tortoise Capital Series Trust | 8.3M | $173.0M | 4.59% | May 31, 2026 |
| VANGUARD SMALL-CAP VALUE INDEX FUND VANGUARD INDEX FUNDS | 4.8M | $109.9M | 0.16% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 3.8M | $86.7M | 0.09% | Jun 30, 2026 |
| Global X MLP and Energy Infrastructure ETF GLOBAL X FUNDS | 3.9M | $82.4M | 2.33% | May 31, 2026 |
| Invesco SteelPath MLP Select 40 Fund AIM Investment Funds (Invesco Investment Funds) | 3.9M | $82.3M | 3.53% | May 31, 2026 |
| ClearBridge Energy Midstream Opportunity Fund Inc. | 3.3M | $69.3M | 6.18% | May 29, 2026 |
Mutual funds and ETFs whose N-PORT filings list AM's shares (CUSIP 03676B102), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
No 13D/13G beneficial-ownership filings on record.
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming antero midstream as client
- HOGAN LOVELLS US LLPANTERO MIDSTREAM PARTNERS LP · 2023 Q3—
Filing ↗ - HOGAN LOVELLS US LLPANTERO MIDSTREAM PARTNERS LP · 2023 Q2—
Filing ↗ - HOGAN LOVELLS US LLPANTERO MIDSTREAM PARTNERS LP · 2023 Q1—
Filing ↗ - HOGAN LOVELLS US LLPANTERO MIDSTREAM PARTNERS LP · 2022 Q4—
Filing ↗ - HOGAN LOVELLS US LLPANTERO MIDSTREAM PARTNERS LP · 2022 Q3—
Filing ↗
Government Contracts
Federal awards to Antero Midstream Corp · USAspending
No federal contract awards found for Antero Midstream Corp.
U.S. Patents
Recent USPTO applications naming Antero Midstream Corp
No USPTO patent applications found for Antero Midstream Corp.
Annual Financials
From AM's 10-K filings · XBRL
No annual XBRL figures on record for AM. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in AM's price history.
About Antero Midstream Corp
From SEC EDGAR company records
Industry (SIC 4922)Natural Gas Transmission
SectorUtilities
HeadquartersDENVER, CO
SEC CIK0001623925 ↗
Former namesAntero Midstream GP LP, Antero Resources Midstream Management LLC