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MasterBrand

345 hedge funds and large institutions have $2.28B invested in MasterBrand in 2026 Q2 according to their latest regulatory filings, with 72 funds opening new positions, 149 increasing their positions, 53 reducing their positions, and 51 closing their positions.

New
Increased
Maintained
Reduced
Closed

181% more repeat investments, than reductions

Existing positions increased: 149 | Existing positions reduced: 53

77% more capital invested

Capital invested by funds: $1.29B → $2.28B (+$987M)

51.33% more ownership

Funds ownership: 121.46%172.79% (+51%)

41% more first-time investments, than exits

New positions opened: 72 | Existing positions closed: 51

17% more funds holding in top 10

Funds holding in top 10: 67 (+1)

3% more funds holding

Funds holding: 335345 (+10)

91% less call options, than puts

Call options by funds: $344K | Put options by funds: $3.78M

Holders
345
Holders Change
+10
Holders Change %
+2.99%
% of All Funds
4.17%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.08%
New
72
Increased
149
Reduced
53
Closed
51
Calls
$344K
Puts
$3.78M
Net Calls
-$3.44M
Net Calls Change
-$3.44M
Name Holding Trade Value Shares
Change
Change in
Stake
Rafferty Asset Management
76
Rafferty Asset Management
New York
$1.98M +$796K +93,208 +94%
SG Americas Securities
77
SG Americas Securities
New York
$1.97M +$612K +71,714 +60%
AllianceBernstein
78
AllianceBernstein
Tennessee
$1.94M +$682K +79,873 +52%
Vanguard Asset Management
79
Vanguard Asset Management
$1.74M +$441K +51,628 +44%
TI
80
Trexquant Investment
Connecticut
$1.71M +$1.42M +166,382 New
DC
81
Diametric Capital
Massachusetts
$1.55M +$1.29M +150,669 New
AFG
82
American Financial Group
Ohio
$1.53M +$1.27M +148,958 New
State of New Jersey Common Pension Fund D
83
State of New Jersey Common Pension Fund D
New Jersey
$1.43M +$1.19M +139,336 New
Federated Hermes
84
Federated Hermes
Pennsylvania
$1.41M +$309K +36,175 +36%
Thrivent Financial for Lutherans
85
Thrivent Financial for Lutherans
Minnesota
$1.37M +$416K +48,695 +58%
GF
86
Gabelli Funds
New York
$1.36M +$804K +94,120 +244%
EI
87
EFG International
$1.34M
AC
88
Allstate Corporation
Illinois
$1.26M +$493K +57,778 +89%
HCA
89
Harbor Capital Advisors
Illinois
$1.23M +$369K +43,185 +56%
LP
90
LMR Partners
United Kingdom
$1.23M +$268K +31,439 +36%
MIM
91
MetLife Investment Management
New Jersey
$1.23M +$377K +44,156 +59%
Millennium Management
92
Millennium Management
New York
$1.1M -$3.13M -366,217 -77%
IMRF
93
Illinois Municipal Retirement Fund
Illinois
$1.09M +$236K +27,644 +35%
Vanguard Global Advisers
94
Vanguard Global Advisers
Pennsylvania
$1.09M +$244K +28,540 +37%
BCI
95
Brinker Capital Investments
Pennsylvania
$1.03M +$857K +100,352 New
WAM
96
Wolverine Asset Management
Illinois
$967K +$411K +48,146 +105%
Mirae Asset Global ETFs Holdings
97
Mirae Asset Global ETFs Holdings
Hong Kong
$964K +$291K +34,039 +57%
JT
98
Jupiter Topco
New York
$957K +$795K +93,057 New
LSERS
99
Louisiana State Employees Retirement System
Louisiana
$915K +$279K +32,700 +58%
Zurich Cantonal Bank
100
Zurich Cantonal Bank
Switzerland
$869K +$144K +16,871 +25%

MBC Hedge Fund Activity: Q2 2026 in Review

345 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in MasterBrand (MBC) for Q2 2026, worth a combined $2.28B — up 77% from $1.29B a quarter earlier.

Buyers outnumbered sellers: 72 funds opened new MBC positions and 51 closed out — a net gain of 21 holders — while 149 added to existing stakes and 53 trimmed.

The largest buyer was BlackRock, adding an estimated $104M. The largest seller was Boston Partners, exiting entirely with an estimated $55.9M sold.

  • 345 institutional investors held MasterBrand (MBC) as of Q2 2026, up from 335 in Q1 2026.
  • Funds reported $2.28B of MasterBrand stock for Q2 2026, up 77% quarter-over-quarter.
  • 72 funds opened new MasterBrand positions in Q2 2026 and 51 closed out, a net change of +21 holders.
  • The largest MasterBrand buyer in Q2 2026 was BlackRock, an estimated $104M added.
  • The largest MasterBrand seller in Q2 2026 was Boston Partners, an estimated $55.9M sold.

Based on aggregated 13F filings for Q2 2026.