MasterBrand
325 hedge funds and large institutions have $1.31B invested in MasterBrand in 2025 Q2 according to their latest regulatory filings, with 44 funds opening new positions, 87 increasing their positions, 105 reducing their positions, and 55 closing their positions.
1,050% more call options, than puts
Call options by funds: $46K | Put options by funds: $4K
67% more funds holding in top 10
Funds holding in top 10: 3 → 5 (+2)
0.51% less ownership
Funds ownership: 95.07% → 94.56% (-0.51%)
5% less funds holding
Funds holding: 341 → 325 (-16)
17% less repeat investments, than reductions
Existing positions increased: 87 | Existing positions reduced: 105
17% less capital invested
Capital invested by funds: $1.59B → $1.31B (-$275M)
20% less first-time investments, than exits
New positions opened: 44 | Existing positions closed: 55
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GCM
Gates Capital Management
New York
|
+$26.1M |
| 2 |
Pzena Investment Management
New York
|
+$14.3M |
| 3 |
CCM
Coliseum Capital Management
Rowayton,
Connecticut
|
+$12.5M |
| 4 |
CCA
Canyon Capital Advisors
Dallas,
Texas
|
+$11.8M |
| 5 |
DCP
Diameter Capital Partners
New York
|
+$11.1M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fuller & Thaler Asset Management
San Mateo,
California
|
-$36.5M |
| 2 |
MP
Mangrove Partners
Greenwich,
Connecticut
|
-$28.3M |
| 3 |
AAM
ACK Asset Management
Greenwich,
Connecticut
|
-$17M |
| 4 |
Pacer Advisors
Malvern,
Pennsylvania
|
-$15.3M |
| 5 |
AllianceBernstein
Nashville,
Tennessee
|
-$13.6M |
MBC Hedge Fund Activity: Q2 2025 in Review
325 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in MasterBrand (MBC) for Q2 2025, worth a combined $1.31B — down 17% from $1.59B a quarter earlier.
Sellers outnumbered buyers: 55 funds closed out of MBC and 44 opened new positions — a net loss of 11 holders — while 105 trimmed existing stakes and 87 added.
The largest buyer was Gates Capital Management, adding an estimated $26.1M. The largest seller was Fuller & Thaler Asset Management, exiting entirely with an estimated $36.5M sold.
- 325 institutional investors held MasterBrand (MBC) as of Q2 2025, down from 341 in Q1 2025.
- Funds reported $1.31B of MasterBrand stock for Q2 2025, down 17% quarter-over-quarter.
- 44 funds opened new MasterBrand positions in Q2 2025 and 55 closed out, a net change of -11 holders.
- The largest MasterBrand buyer in Q2 2025 was Gates Capital Management, an estimated $26.1M added.
- The largest MasterBrand seller in Q2 2025 was Fuller & Thaler Asset Management, an estimated $36.5M sold.
Based on aggregated 13F filings for Q2 2025.