MasterBrand, Inc. - Common Stock, par value $0.01 per share (MBC) Institutional Ownership

13F Institutional Holders and Ownership History from Q4 2022 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.01 per share
Symbol
MBC on NYSE
Shares outstanding
127,404,267
Price per share
$12.01
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
146,400,966
Total reported value
$1,616,844,029
% of total 13F portfolios
0.01%
Share change
+12,925,886
Value change
+$138,132,739
Number of holders
318
Price from insider filings
$12.01
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of MasterBrand, Inc. - Common Stock, par value $0.01 per share (MBC) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 15% $233,849,689 19,358,418 BlackRock, Inc. 31 Mar 2025
Coliseum Capital Management, LLC 8.6% +62% $135,206,505 +$49,309,875 10,956,767 +57% Coliseum Capital Management, LLC 31 Dec 2025
Gates Capital Management, Inc. 8.2% -14% $136,656,398 -$21,710,429 10,376,340 -14% Gates Capital Management, L.P. 30 Sep 2025
Boston Partners 6.3% +4.8% $92,000,319 +$3,651,170 7,931,062 +4.1% Boston Partners 30 Jun 2025
DIMENSIONAL FUND ADVISORS LP 5.2% $72,456,359 6,563,076 Dimensional Fund Advisors LP 31 Dec 2025

As of 31 Dec 2025, 318 institutional investors reported holding 146,400,966 shares of MasterBrand, Inc. - Common Stock, par value $0.01 per share (MBC). This represents 115% of the company’s total 127,404,267 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of MasterBrand, Inc. - Common Stock, par value $0.01 per share (MBC) together control 94% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 15% 19,362,098 +2.6% 0% $213,757,562
Coliseum Capital Management, LLC 8.5% 10,772,614 +42% 9.7% $118,929,659
Gates Capital Management, Inc. 7.2% 9,225,631 -11% 3.5% $101,850,966
VANGUARD GROUP INC 7.1% 9,079,055 -0.04% 0% $100,232,767
Boston Partners 6.8% 8,696,649 -2.6% 0.1% $96,485,865
DIMENSIONAL FUND ADVISORS LP 5.2% 6,563,076 +4.4% 0.02% $72,456,354
Diameter Capital Partners LP 4.7% 6,010,410 +19% 6.9% $66,354,926
STATE STREET CORP 3.9% 4,957,171 +0.5% 0% $54,727,168
Sixth Street Partners Management Company, L.P. 3.9% 4,905,383 +47% 5.6% $54,155,428
Pertento Partners LLP 3% 3,879,977 4.7% $42,834,946
PZENA INVESTMENT MANAGEMENT LLC 3% 3,785,921 -8.2% 0.13% $41,796,568
FMR LLC 2.9% 3,720,524 +0.47% 0% $41,074,585
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 2.5% 3,124,391 +5.9% 0.01% $34,493,277
GEODE CAPITAL MANAGEMENT, LLC 2.4% 3,010,428 -0.01% 0% $33,241,386
COOKE & BIELER LP 2.2% 2,831,036 0.33% $31,254,637
GOLDMAN SACHS GROUP INC 2.1% 2,616,658 +5.8% 0% $28,887,906
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 2% 2,511,853 +0.81% 0% $27,730,857
ACK Asset Management LLC 1.8% 2,300,000 0% 3.2% $25,392,000
RENAISSANCE TECHNOLOGIES LLC 1.8% 2,271,863 +7.5% 0.04% $25,081,368
CANYON CAPITAL ADVISORS LLC 1.5% 1,960,766 +8.9% 2.8% $21,646,857
STONEHILL CAPITAL MANAGEMENT LLC 1.4% 1,779,780 -9% 5.9% $19,649,000
TEACHER RETIREMENT SYSTEM OF TEXAS 1.3% 1,712,322 -11% 0.07% $18,904,035
Nixon Capital, LLC 1.1% 1,418,163 +15% 4.1% $15,656,520
MORGAN STANLEY 1.1% 1,405,605 +1.8% 0% $15,517,894
UBS Group AG 1.1% 1,388,884 +156% 0% $15,333,280

Institutional Holders of MasterBrand, Inc. - Common Stock, par value $0.01 per share (MBC) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 146,400,966 $1,616,844,029 +$138,132,739 $11.04 318
2025 Q3 133,500,441 $1,758,268,751 +$180,709,700 $13.17 334
2025 Q2 119,921,612 $1,310,917,077 -$34,624,791 $10.93 322
2025 Q1 121,463,349 $1,585,925,370 +$81,961,811 $13.06 337
2024 Q4 114,912,666 $1,680,883,255 -$33,929,879 $14.61 359
2024 Q3 115,261,072 $2,136,525,666 +$13,453,723 $18.54 353
2024 Q2 114,874,059 $1,686,402,022 -$34,969,708 $14.68 349
2024 Q1 117,013,592 $2,192,704,319 +$112,776,323 $18.74 334
2023 Q4 110,862,614 $1,646,299,359 +$9,763,843 $14.85 339
2023 Q3 110,714,373 $1,345,121,257 -$21,988,908 $12.15 334
2023 Q2 112,074,576 $1,303,211,897 -$11,425,830 $11.63 344
2023 Q1 115,012,696 $924,418,595 +$39,666,002 $8.04 349
2022 Q4 109,739,271 $828,497,074 +$815,675,098 $7.55 375