MNTN Inc
MNTN
96 hedge funds and large institutions have $406M invested in MNTN Inc in 2025 Q4 according to their latest regulatory filings, with 39 funds opening new positions, 34 increasing their positions, 15 reducing their positions, and 17 closing their positions.
129% more first-time investments, than exits
New positions opened: 39 | Existing positions closed: 17
127% more repeat investments, than reductions
Existing positions increased: 34 | Existing positions reduced: 15
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
62% more call options, than puts
Call options by funds: $4.72M | Put options by funds: $2.91M
26% more funds holding
Funds holding: 76 → 96 (+20)
23.78% more ownership
Funds ownership: 45.33% → 69.11% (+24%)
11% more capital invested
Capital invested by funds: $367M → $406M (+$39.1M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$9.79M |
| 2 |
Jane Street
New York
|
+$8.52M |
| 3 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$6.6M |
| 4 |
Wellington Management Group
Boston,
Massachusetts
|
+$5.55M |
| 5 |
Mariner
Overland Park,
Kansas
|
+$5.19M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$11.3M |
| 2 |
CAPTRUST Financial Advisors
Raleigh,
North Carolina
|
-$5.21M |
| 3 |
PC
Pier Capital
Stamford,
Connecticut
|
-$4.21M |
| 4 |
Lord, Abbett & Co
Jersey City,
New Jersey
|
-$3.95M |
| 5 |
SFM
Soros Fund Management
New York
|
-$2.38M |
MNTN Hedge Fund Activity: Q4 2025 in Review
96 of the 8,270 institutional investors tracked by Wall St. Rank reported a position in MNTN Inc (MNTN) for Q4 2025, worth a combined $406M — up 11% from $367M a quarter earlier.
Buyers outnumbered sellers: 39 funds opened new MNTN positions and 17 closed out — a net gain of 22 holders — while 34 added to existing stakes and 15 trimmed.
The largest buyer was BlackRock, adding an estimated $9.79M. The largest seller was Fidelity Investments, cutting an estimated $11.3M.
- 96 institutional investors held MNTN Inc (MNTN) as of Q4 2025, up from 76 in Q3 2025.
- Funds reported $406M of MNTN Inc stock for Q4 2025, up 11% quarter-over-quarter.
- 39 funds opened new MNTN Inc positions in Q4 2025 and 17 closed out, a net change of +22 holders.
- The largest MNTN Inc buyer in Q4 2025 was BlackRock, an estimated $9.79M added.
- The largest MNTN Inc seller in Q4 2025 was Fidelity Investments, an estimated $11.3M sold.
Based on aggregated 13F filings for Q4 2025.