Antero Midstream
479 hedge funds and large institutions have $5.23B invested in Antero Midstream in 2025 Q2 according to their latest regulatory filings, with 69 funds opening new positions, 188 increasing their positions, 143 reducing their positions, and 36 closing their positions.
268% more call options, than puts
Call options by funds: $58.7M | Put options by funds: $16M
92% more first-time investments, than exits
New positions opened: 69 | Existing positions closed: 36
31% more repeat investments, than reductions
Existing positions increased: 188 | Existing positions reduced: 143
7% more capital invested
Capital invested by funds: $4.88B → $5.23B (+$346M)
6% more funds holding
Funds holding: 453 → 479 (+26)
0.9% more ownership
Funds ownership: 56.67% → 57.57% (+0.9%)
14% less funds holding in top 10
Funds holding in top 10: 7 → 6 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Blackstone Inc
New York
|
+$39.7M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$29.2M |
| 3 |
TCA
Tortoise Capital Advisors
Overland Park,
Kansas
|
+$28.8M |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
+$25.8M |
| 5 |
Morgan Stanley
New York
|
+$19.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Invesco
Atlanta,
Georgia
|
-$94.7M |
| 2 |
SCM
SIR Capital Management
New York
|
-$21.3M |
| 3 |
Millennium Management
New York
|
-$16.9M |
| 4 |
REAM
Ripple Effect Asset Management
New York
|
-$16.2M |
| 5 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$13.5M |
AM Hedge Fund Activity: Q2 2025 in Review
479 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Antero Midstream (AM) for Q2 2025, worth a combined $5.23B — up 7.1% from $4.88B a quarter earlier.
Buyers outnumbered sellers: 69 funds opened new AM positions and 36 closed out — a net gain of 33 holders — while 188 added to existing stakes and 143 trimmed.
The largest buyer was Blackstone Inc, adding an estimated $39.7M. The largest seller was Invesco, cutting an estimated $94.7M.
- 479 institutional investors held Antero Midstream (AM) as of Q2 2025, up from 453 in Q1 2025.
- Funds reported $5.23B of Antero Midstream stock for Q2 2025, up 7.1% quarter-over-quarter.
- 69 funds opened new Antero Midstream positions in Q2 2025 and 36 closed out, a net change of +33 holders.
- The largest Antero Midstream buyer in Q2 2025 was Blackstone Inc, an estimated $39.7M added.
- The largest Antero Midstream seller in Q2 2025 was Invesco, an estimated $94.7M sold.
Based on aggregated 13F filings for Q2 2025.