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Antero Midstream

510 hedge funds and large institutions have $6.42B invested in Antero Midstream in 2026 Q1 according to their latest regulatory filings, with 82 funds opening new positions, 191 increasing their positions, 155 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

227% more call options, than puts

Call options by funds: $56.5M | Put options by funds: $17.3M

67% more first-time investments, than exits

New positions opened: 82 | Existing positions closed: 49

50% more funds holding in top 10

Funds holding in top 10: 46 (+2)

30% more capital invested

Capital invested by funds: $4.95B → $6.42B (+$1.47B)

23% more repeat investments, than reductions

Existing positions increased: 191 | Existing positions reduced: 155

5% more funds holding

Funds holding: 488510 (+22)

0.72% more ownership

Funds ownership: 58.4%59.13% (+0.72%)

Holders
510
Holders Change
+22
Holders Change %
+4.51%
% of All Funds
6.28%
Holding in Top 10
6
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+50%
% of All Funds
0.07%
New
82
Increased
191
Reduced
155
Closed
49
Calls
$56.5M
Puts
$17.3M
Net Calls
+$39.2M
Net Calls Change
-$713K
Name Holding Trade Value Shares
Change
Change in
Stake
SA
101
Sanctuary Advisors
Indiana
$5.6M +$24.3K +1,176 +0.5%
HWAM
102
Hennion & Walsh Asset Management
New Jersey
$5.59M -$474K -22,944 -9%
QCM
103
Quantinno Capital Management
New York
$5.55M +$1.38M +66,641 +38%
GC
104
Guggenheim Capital
Illinois
$5.44M +$304K +14,740 +7%
Manulife (Manufacturers Life Insurance)
105
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$5.17M -$182K -8,826 -4%
Mercer Global Advisors
106
Mercer Global Advisors
Colorado
$5.11M +$1.73M +83,824 +60%
Natixis Advisors
107
Natixis Advisors
Massachusetts
$4.83M +$379K +18,336 +9%
EP
108
Edgestream Partners
New Jersey
$4.72M -$6.67M -322,691 -61%
NIM
109
NXG Investment Management
Texas
$4.58M -$2.38M -115,000 -36%
WC
110
Waterloo Capital
Texas
$4.51M +$62.2K +3,011 +2%
Arrowstreet Capital
111
Arrowstreet Capital
Massachusetts
$4.44M +$4.02M +194,808 New
SGA
112
Strategic Global Advisors
California
$4.41M -$74.8K -3,620 -2%
AQR Capital Management
113
AQR Capital Management
Connecticut
$4.41M +$1.33M +64,513 +50%
AC
114
AXQ Capital
New Jersey
$4.4M +$3.98M +192,901 New
FI
115
Fractal Investments
Connecticut
$4.34M +$3.93M +190,383 New
Ensign Peak Advisors
116
Ensign Peak Advisors
Utah
$4.25M -$53.1K -2,572 -1%
VanEck Associates
117
VanEck Associates
New York
$4.09M +$1.08M +52,096 +41%
Lido Advisors
118
Lido Advisors
California
$4.08M +$3.7M +178,939 New
Nisa Investment Advisors
119
Nisa Investment Advisors
Missouri
$3.9M +$25.8K +1,249 +0.7%
Lazard Asset Management
120
Lazard Asset Management
New York
$3.85M +$165K +7,977 +5%
MIM
121
MetLife Investment Management
New Jersey
$3.72M +$744 +36 +0%
HSBC Holdings
122
HSBC Holdings
United Kingdom
$3.71M +$2.12M +102,671 +172%
Caisse de Depot et Placement du Quebec (CDPQ)
123
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$3.69M +$3.34M +161,795 New
Pathstone Holdings
124
Pathstone Holdings
New Jersey
$3.68M -$456K -22,077 -12%
FWIA
125
Fort Washington Investment Advisors
Ohio
$3.68M +$934K +45,228 +39%

AM Hedge Fund Activity: Q1 2026 in Review

510 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Antero Midstream (AM) for Q1 2026, worth a combined $6.42B — up 30% from $4.95B a quarter earlier.

Buyers outnumbered sellers: 82 funds opened new AM positions and 49 closed out — a net gain of 33 holders — while 191 added to existing stakes and 155 trimmed.

The largest buyer was AllianceBernstein, adding an estimated $68.8M. The largest seller was BlackRock, cutting an estimated $42.8M.

  • 510 institutional investors held Antero Midstream (AM) as of Q1 2026, up from 488 in Q4 2025.
  • Funds reported $6.42B of Antero Midstream stock for Q1 2026, up 30% quarter-over-quarter.
  • 82 funds opened new Antero Midstream positions in Q1 2026 and 49 closed out, a net change of +33 holders.
  • The largest Antero Midstream buyer in Q1 2026 was AllianceBernstein, an estimated $68.8M added.
  • The largest Antero Midstream seller in Q1 2026 was BlackRock, an estimated $42.8M sold.

Based on aggregated 13F filings for Q1 2026.