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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
Marshall Wace
301
Marshall Wace
United Kingdom
$422K -$2.98M -144,220 -89%
CFO
302
Callan Family Office
Pennsylvania
$417K +$1.45K +70 +0.4%
SS
303
SBI Securities
Japan
$416K +$20.7K +1,003 +6%
CA
304
Cornerstone Advisory
Maryland
$413K +$374K +18,125 New
CL
305
Choreo LLC
Illinois
$413K +$81.4K +3,939 +28%
URS
306
Utah Retirement Systems
Utah
$410K
DnB Asset Management
307
DnB Asset Management
Norway
$405K +$367K +17,755 New
DAC
308
Dividend Assets Capital
South Carolina
$400K -$289 -14 -0.1%
LCA
309
Legend Capital Advisors
New York
$399K +$361K +17,500 New
ACA
310
Atlas Capital Advisors
Wyoming
$398K
CCIA
311
Campbell & Co Investment Adviser
Maryland
$389K -$2.12M -102,880 -86%
PAM
312
Panagora Asset Management
Massachusetts
$387K +$7.5K +363 +2%
HM
313
Heronetta Management
New York
$386K
SNB
314
Security National Bank
Nebraska
$381K +$52K +2,516 +18%
AF
315
Allworth Financial
California
$380K +$151K +7,323 +78%
CCA
316
Childress Capital Advisors
Texas
$379K +$44.2K +2,138 +15%
SI
317
Sprott Inc
Ontario, Canada
$376K
BIG
318
Brooklyn Investment Group
New York
$376K +$341K +16,495 New
ECM
319
Everence Capital Management
Indiana
$373K -$264K -12,792 -44%
ACA
320
Aptus Capital Advisors
Alabama
$368K +$5.21K +252 +2%
Bessemer Group
321
Bessemer Group
New Jersey
$367K -$3.45M -166,796 -91%
MAS
322
Meeder Advisory Services
Ohio
$360K -$8.76K -424 -3%
Jane Street
323
Jane Street
New York
$359K +$325K +15,746 New
Baird Financial Group
324
Baird Financial Group
Wisconsin
$359K +$1.2K +58 +0.4%
SQA
325
Simon Quick Advisors
New Jersey
$357K +$1.47K +71 +0.5%

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.