Malibu Boats
MBUU
143 hedge funds and large institutions have $550M invested in Malibu Boats in 2025 Q4 according to their latest regulatory filings, with 20 funds opening new positions, 48 increasing their positions, 49 reducing their positions, and 30 closing their positions.
18% more call options, than puts
Call options by funds: $1.23M | Put options by funds: $1.04M
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
2% less repeat investments, than reductions
Existing positions increased: 48 | Existing positions reduced: 49
4.17% less ownership
Funds ownership: 105.62% → 101.45% (-4.2%)
7% less funds holding
Funds holding: 153 → 143 (-10)
17% less capital invested
Capital invested by funds: $660M → $550M (-$109M)
33% less first-time investments, than exits
New positions opened: 20 | Existing positions closed: 30
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
+$10.4M |
| 2 |
FWIA
Fort Washington Investment Advisors
Cincinnati,
Ohio
|
+$4.63M |
| 3 |
TLM
Twin Lions Management
Stamford,
Connecticut
|
+$2.49M |
| 4 |
Charles Schwab
San Francisco,
California
|
+$2.48M |
| 5 |
WAM
Wilson Asset Management
Sydney,
Australia
|
+$1.36M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
-$35M |
| 2 |
Capital World Investors
Los Angeles,
California
|
-$9.99M |
| 3 |
Fidelity International
Hamilton,
Bermuda
|
-$9.39M |
| 4 |
Bank of New York Mellon
New York
|
-$8.68M |
| 5 |
Grantham, Mayo, Van Otterloo & Co (GMO)
Boston,
Massachusetts
|
-$6.28M |
MBUU Hedge Fund Activity: Q4 2025 in Review
143 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Malibu Boats (MBUU) for Q4 2025, worth a combined $550M — down 17% from $660M a quarter earlier.
Sellers outnumbered buyers: 30 funds closed out of MBUU and 20 opened new positions — a net loss of 10 holders — while 49 trimmed existing stakes and 48 added.
The largest buyer was Wellington Management Group, adding an estimated $10.4M. The largest seller was Macquarie Group, exiting entirely with an estimated $35M sold.
- 143 institutional investors held Malibu Boats (MBUU) as of Q4 2025, down from 153 in Q3 2025.
- Funds reported $550M of Malibu Boats stock for Q4 2025, down 17% quarter-over-quarter.
- 20 funds opened new Malibu Boats positions in Q4 2025 and 30 closed out, a net change of -10 holders.
- The largest Malibu Boats buyer in Q4 2025 was Wellington Management Group, an estimated $10.4M added.
- The largest Malibu Boats seller in Q4 2025 was Macquarie Group, an estimated $35M sold.
Based on aggregated 13F filings for Q4 2025.