Latest Period
Q1 2026
Security Snapshot
Antero Midstream Corp - Common Stock (AM) Institutional Ownership
CUSIP: 03676B102
13F Institutional Holders and Ownership History from Q4 2018 to Q1 2026
Institutions Reporting
504
Shares (Excl. Options)
278,031,521
Price
$22.80
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- Security type / class
- Equity / Common Stock
- Symbol
- AM on NYSE
- Shares outstanding
- 482,281,596
- Reported price per share
- $21.36
- Price from insider filings
- $21.36
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 278,031,521
- Total reported value
- $6,320,165,958
- Portfolio coverage rank
- 0.01%
- Share change
- +927,401
- Value change
- +$64,062,765
- Number of holders
- 504
Security identity
2 facts
Issuer context
3 facts
Latest holder snapshot
7 facts
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- AM - Antero Midstream Corp - Common Stock is tracked under CUSIP 03676B102.
- 504 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 487 to 504 between Q4 2025 and Q1 2026.
- Reported value moved from $4,949,352,233 to $6,320,165,958.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 504 institutions filings for Q1 2026.
Security key
03676B102
Latest holder period
Q1 2026
13F holders
504
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
AM full holder history
Antero Midstream Corp SEC filings
Antero Midstream Corp company facts
Antero Midstream Corp insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 03676B102:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
AM
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Invesco Ltd. | 4.7% | -12% | $440,651,048 | -$51,801,729 | 22,667,235 | -11% | Invesco Ltd. | 30 Sep 2025 |
As of 31 Mar 2026, 504 institutional investors reported holding 278,031,521 shares of Antero Midstream Corp - Common Stock (AM). This represents 58% of the company’s total 482,281,596 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
42%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7.7% | 37,117,209 | -5.3% | 0.01% | $846,272,355 |
| Invesco Ltd. | 4.5% | 21,556,903 | -8% | 0.08% | $491,497,389 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.8% | 18,299,973 | 0% | 0.02% | $417,239,384 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.1% | 14,809,259 | 0% | 0.01% | $337,651,105 |
| STATE STREET CORP | 2.4% | 11,593,199 | +2.3% | 0.01% | $264,324,937 |
| TORTOISE CAPITAL ADVISORS, L.L.C. | 2.3% | 11,159,394 | -2.1% | 2.7% | $254,434,183 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.1% | 9,897,004 | -5.5% | 0.01% | $225,684,320 |
| Bank of New York Mellon Corp | 1.9% | 9,129,288 | +11% | 0.04% | $208,147,781 |
| DIMENSIONAL FUND ADVISORS LP | 1.9% | 9,016,816 | -2.4% | 0.04% | $205,596,146 |
| NEUBERGER BERMAN GROUP LLC | 1.5% | 7,272,626 | -2.2% | 0.13% | $165,827,766 |
| MORGAN STANLEY | 1.3% | 6,255,525 | +3.7% | 0.01% | $142,625,988 |
| KAYNE ANDERSON CAPITAL ADVISORS LP | 0.88% | 4,248,708 | -6.3% | 1.9% | $96,870,543 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.82% | 3,938,825 | +2.5% | 0.01% | $89,805,210 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.81% | 3,902,699 | -3.6% | 0.12% | $88,981,537 |
| ALLIANCEBERNSTEIN L.P. | 0.79% | 3,823,947 | +676% | 0.02% | $68,028,017 |
| Clearbridge Investments, LLC | 0.78% | 3,742,243 | +2.9% | 0.07% | $85,323,140 |
| NORTHERN TRUST CORP | 0.77% | 3,731,568 | -0.19% | 0.01% | $85,079,750 |
| Boston Trust Walden Corp | 0.71% | 3,431,551 | -7.4% | 0.64% | $78,239,363 |
| Blackstone Inc. | 0.58% | 2,811,631 | +0.51% | 0.26% | $64,105,187 |
| Qube Research & Technologies Ltd | 0.54% | 2,625,411 | +2.6% | 0.09% | $59,859,371 |
| PRUDENTIAL FINANCIAL INC | 0.54% | 2,608,500 | +12679% | 0.07% | $59,473,800 |
| Clark Capital Management Group, Inc. | 0.53% | 2,553,072 | +279% | 0.36% | $58,210,044 |
| WESTWOOD HOLDINGS GROUP INC | 0.48% | 2,324,548 | -12% | 0.39% | $52,999,694 |
| Orbis Allan Gray Ltd | 0.47% | 2,262,431 | +60% | 0.22% | $51,583,426 |
| BNP PARIBAS FINANCIAL MARKETS | 0.47% | 2,259,307 | 0% | 0.03% | $51,512,200 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
30
Latest
Q1 2026
Rows shown
1-25 of 30
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 278,031,521 | $6,320,165,958 | +$64,062,765 | $22.80 | 504 |
| 2025 Q4 | 278,204,781 | $4,949,352,233 | +$159,565,780 | $17.79 | 487 |
| 2025 Q3 | 269,086,336 | $5,230,646,452 | -$137,537,324 | $19.44 | 461 |
| 2025 Q2 | 275,936,782 | $5,228,645,268 | +$167,695,770 | $18.95 | 476 |
| 2025 Q1 | 267,225,706 | $4,808,499,888 | -$81,223,975 | $18.00 | 449 |
| 2024 Q4 | 273,002,540 | $4,119,894,589 | +$72,856,001 | $15.09 | 434 |
| 2024 Q3 | 266,164,693 | $4,006,001,238 | +$64,822,338 | $15.05 | 422 |
| 2024 Q2 | 263,371,951 | $3,882,094,784 | +$39,950,995 | $14.74 | 415 |
| 2024 Q1 | 257,595,775 | $3,621,512,690 | +$34,450,363 | $14.06 | 394 |
| 2023 Q4 | 258,776,779 | $3,242,491,612 | -$20,204,975 | $12.53 | 393 |
| 2023 Q3 | 259,775,823 | $3,112,058,202 | +$78,218,764 | $11.98 | 368 |
| 2023 Q2 | 253,274,405 | $2,937,019,513 | +$55,417,248 | $11.60 | 347 |
| 2023 Q1 | 248,430,940 | $2,606,229,756 | -$63,949,572 | $10.49 | 347 |
| 2022 Q4 | 255,250,488 | $2,754,582,933 | +$31,035,478 | $10.79 | 334 |
| 2022 Q3 | 251,242,497 | $2,307,296,040 | +$10,659,620 | $9.18 | 305 |
| 2022 Q2 | 251,535,275 | $2,277,557,254 | +$25,070,504 | $9.05 | 321 |
| 2022 Q1 | 251,275,307 | $2,730,757,687 | -$59,982,160 | $10.87 | 310 |
| 2021 Q4 | 257,979,939 | $2,497,419,751 | +$4,656,812 | $9.68 | 303 |
| 2021 Q3 | 256,621,328 | $2,674,325,885 | +$90,755,420 | $10.42 | 304 |
| 2021 Q2 | 248,079,344 | $2,576,693,800 | -$14,404,538 | $10.39 | 287 |
| 2021 Q1 | 249,937,762 | $2,255,418,407 | +$17,777,713 | $9.03 | 297 |
| 2020 Q4 | 250,043,329 | $1,926,375,154 | +$6,881,891 | $7.71 | 270 |
| 2020 Q3 | 249,892,981 | $1,341,394,924 | -$86,025,785 | $5.37 | 238 |
| 2020 Q2 | 266,012,999 | $1,356,782,983 | +$68,003,794 | $5.10 | 218 |
| 2020 Q1 | 280,204,685 | $588,493,725 | -$210,307,402 | $2.10 | 215 |