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MNTN

MNTN Inc
MNTN

76 hedge funds and large institutions have $367M invested in MNTN Inc in 2025 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 17 increasing their positions, 14 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

74% more first-time investments, than exits

New positions opened: 40 | Existing positions closed: 23

29% more funds holding

Funds holding: 59 → 76 (+17)

21% more repeat investments, than reductions

Existing positions increased: 17 | Existing positions reduced: 14

19% more call options, than puts

Call options by funds: $5.45M | Put options by funds: $4.56M

2.49% more ownership

Funds ownership: 42.84% → 45.33% (+2.5%)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

17% less capital invested

Capital invested by funds: $441M → $367M (-$74.3M)

Holders
76
Holders Change
+17
Holders Change %
+28.81%
% of All Funds
1%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
40
Increased
17
Reduced
14
Closed
23
Calls
$5.45M
Puts
$4.56M
Net Calls
+$886K
Net Calls Change
-$9.97M

Top Buyers

Rank Fund Capital Flow
1
Wellington Management Group
Wellington Management Group
Massachusetts
+$49.1M
2
BCM
Bienville Capital Management
New York
+$14M
3
Vanguard Group
Vanguard Group
Pennsylvania
+$12.5M
4
CAPTRUST Financial Advisors
CAPTRUST Financial Advisors
North Carolina
+$6.38M
5
PC
Pier Capital
Connecticut
+$5.16M

Top Sellers

Rank Fund Capital Flow
1
SPPAM
Summit Partners Public Asset Management
Massachusetts
-$37.5M
2
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
-$21.6M
3
Fidelity Investments
Fidelity Investments
Massachusetts
-$14.8M
4
Ameriprise
Ameriprise
Minnesota
-$12.8M
5
DCM
Driehaus Capital Management
Illinois
-$7.29M
Name Holding Trade Value Shares
Change 		Change in
Stake
Tudor Investment Corp
26
Tudor Investment Corp
Connecticut
$2.13M +$1.01M +44,571 +64%
BGM
27
Burkehill Global Management
New York
$1.85M – – –
GCM
28
Ghisallo Capital Management
Massachusetts
$1.85M – – –
SSA
29
Schonfeld Strategic Advisors
New York
$1.52M -$373K -16,378 -17%
Alyeska Investment Group
30
Alyeska Investment Group
Illinois
$1.37M -$1.71M -75,000 -50%
Charles Schwab
31
Charles Schwab
California
$1.3M +$1.6M +70,252 New
TRSOTSOK
32
Teachers Retirement System of the State of Kentucky
Kentucky
$1.17M +$1.43M +63,084 New
EGM
33
Engineers Gate Manager
New York
$1.11M +$1.36M +59,824 New
State Street
34
State Street
Massachusetts
$1.06M +$1.3M +57,003 New
UIC
35
Uniplan Investment Counsel
Wisconsin
$996K +$1.22M +53,686 New
Walleye Capital
36
Walleye Capital
New York
$928K +$227K +10,000 +25%
SGM
37
Seven Grand Managers
New York
$928K +$580K +25,500 +104%
DWM
38
Dakota Wealth Management
Florida
$928K +$1.14M +50,000 New
ZA
39
Zazove Associates
Nevada
$928K +$1.14M +50,000 New
JF
40
Jump Financial
Illinois
$911K +$1.12M +49,100 New
FIG
41
Fortress Investment Group
New York
$902K -$1.41M -62,050 -56%
PAWC
42
P.A.W. Capital
Connecticut
$742K +$910K +40,000 New
CIA
43
Concurrent Investment Advisors
Florida
$677K +$318K +14,000 +62%
Jennison Associates
44
Jennison Associates
New York
$536K +$657K +28,885 New
Swiss National Bank
45
Swiss National Bank
Switzerland
$506K +$621K +27,300 New
CMF
46
Counterpoint Mutual Funds
California
$501K +$615K +27,023 New
Northern Trust
47
Northern Trust
Illinois
$478K +$586K +25,755 New
DFCM
48
Dark Forest Capital Management
Puerto Rico
$464K +$569K +24,996 New
Jacobs Levy Equity Management
49
Jacobs Levy Equity Management
New Jersey
$395K +$484K +21,280 New
Qube Research & Technologies (QRT)
50
Qube Research & Technologies (QRT)
United Kingdom
$389K +$476K +20,948 New
1
2
3 4

MNTN Hedge Fund Activity: Q3 2025 in Review

76 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in MNTN Inc (MNTN) for Q3 2025, worth a combined $367M — down 17% from $441M a quarter earlier.

Buyers outnumbered sellers: 40 funds opened new MNTN positions and 23 closed out — a net gain of 17 holders — while 17 added to existing stakes and 14 trimmed.

The largest buyer was Wellington Management Group, adding an estimated $49.1M. The largest seller was Summit Partners Public Asset Management, exiting entirely with an estimated $37.5M sold.

  • 76 institutional investors held MNTN Inc (MNTN) as of Q3 2025, up from 59 in Q2 2025.
  • Funds reported $367M of MNTN Inc stock for Q3 2025, down 17% quarter-over-quarter.
  • 40 funds opened new MNTN Inc positions in Q3 2025 and 23 closed out, a net change of +17 holders.
  • The largest MNTN Inc buyer in Q3 2025 was Wellington Management Group, an estimated $49.1M added.
  • The largest MNTN Inc seller in Q3 2025 was Summit Partners Public Asset Management, an estimated $37.5M sold.

Based on aggregated 13F filings for Q3 2025.