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MBC

MasterBrand, Inc.

Company with tickers: MBC

CIK
1941365
CUSIP
57638P104
Shares Outstanding
127,984,590
Price History Institutional Holders Short Volume Short Interest Fails to Deliver Financials SEC Filings Earnings Calls Insider Trades Congressional Trades
Holders: 324
Total Value: $1,560,182,180
Total Shares: 141,320,866
Showing 1–100 of 325 holdings by value · page 1 of 4

Institutional Ownership Trend

13 quarters

Holder Concentration

Across 324 13F filers · Δ vs Sep 30, 2025
Top Holder
13.7%
−0.8 pts
Top 5
39.7%
−2.5 pts
Top 10
58.3%
−2.5 pts
HHI
482
Broadly held −37

Quarterly Activity

vs Sep 30, 2025
New
44
Increased
86
Decreased
110
Sold Out
53
Unchanged
84
Holder count: -9
Institutional value: -8.8%
Shares held: +8.8%

Top Buyers

vs Sep 30, 2025
Institution Added Now Holds
Mid Coliseum Capital Management, LLC +3,209,323 10,772,614
Mega GOLDMAN SACHS GROUP INC +1,757,997 2,616,658
Small Sixth Street Partners Management Company, L.P. +1,566,491 4,905,383
Small Diameter Capital Partners LP +950,000 6,010,410
Mega UBS Group AG +846,519 1,388,884

Top Sellers

vs Sep 30, 2025
Institution Sold Now Holds
Mega NORTHERN TRUST CORP −1,408,423 63,374
Mid Gates Capital Management, Inc. −1,150,709 9,225,631
Mega VANGUARD GROUP INC −1,067,668 8,014,667
Large Thrivent Financial for Lutherans −880,458 87,114
Mega Invesco Ltd. −552,177 100,747

Top New Positions

vs Sep 30, 2025
Institution Acquired Value (USD)
Small Pertento Partners LLP 3,879,977 $42,834,946
Mid COOKE & BIELER LP 2,831,036 $31,254,637
Small Decagon Asset Management LLP 762,926 $8,422,703
Mid Marathon Asset Mgmt Ltd 742,876 $8,201,351
Mid Lighthouse Investment Partners, LLC 497,079 $5,487,752

Top Sold-Out Positions

vs Sep 30, 2025
Institution Previously Held Last Value (USD)
Mid Empowered Funds, LLC 566,086 $7,455,352
Large Balyasny Asset Management LLC 479,606 $6,316,411
Small BEACONLIGHT CAPITAL, LLC 292,959 $3,858,270
Mid Trexquant Investment LP 206,603 $2,720,961
Large ExodusPoint Capital Management, LP 184,245 $2,426,506
100 of 100 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Action
Mega BlackRock, Inc. $213,757,555 13.70% 19,362,098 View
Mid Coliseum Capital Management, LLC $118,929,658 7.62% 10,772,614 View
Mid Gates Capital Management, Inc. $101,850,966 6.53% 9,225,631 View
Large Boston Partners $96,011,004 6.15% 8,696,649 View
Mega VANGUARD GROUP INC $88,481,923 5.67% 8,014,667 View
Mega DIMENSIONAL FUND ADVISORS LP $72,456,357 4.64% 6,563,076 View
Small Diameter Capital Partners LP $66,354,926 4.25% 6,010,410 View
Mega STATE STREET CORP $54,727,167 3.51% 4,957,171 View
Small Sixth Street Partners Management Company, L.P. $54,155,428 3.47% 4,905,383 View
Small Pertento Partners LLP $42,834,946 2.75% 3,879,977 View
Large PZENA INVESTMENT MANAGEMENT LLC $41,796,567 2.68% 3,785,921 View
Mega FMR LLC $41,074,584 2.63% 3,720,524 View
Mega UBS ASSET MANAGEMENT AMERICAS INC $34,493,274 2.21% 3,124,391 View
Mega GEODE CAPITAL MANAGEMENT, LLC $33,235,124 2.13% 3,010,428 View
Mid COOKE & BIELER LP $31,254,637 2.00% 2,831,036 View
Mega GOLDMAN SACHS GROUP INC $28,887,903 1.85% 2,616,658 View
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $27,730,857 1.78% 2,511,853 View
Small ACK Asset Management LLC $25,392,000 1.63% 2,300,000 View
Large RENAISSANCE TECHNOLOGIES LLC $25,081,367 1.61% 2,271,863 View
Small CANYON CAPITAL ADVISORS LLC $21,646,856 1.39% 1,960,766 View
Small STONEHILL CAPITAL MANAGEMENT LLC $19,648,771 1.26% 1,779,780 View
Large TEACHER RETIREMENT SYSTEM OF TEXAS $18,904,034 1.21% 1,712,322 View
Small Nixon Capital, LLC $15,656,519 1.00% 1,418,163 View
Mega UBS Group AG $15,333,278 0.98% 1,388,884 View
Small De Lisle Partners LLP $12,355,404 0.79% 1,119,149 View
Mega JPMORGAN CHASE & CO $10,954,580 0.70% 992,263 View
Mega Bank of New York Mellon Corp $9,650,490 0.62% 874,139 View
Large Polar Capital Holdings Plc $9,200,736 0.59% 833,400 View
Mid Ancora Advisors, LLC $8,897,787 0.57% 805,959 View
Small Decagon Asset Management LLP $8,422,703 0.54% 762,926 View
Mid BRIDGEWAY CAPITAL MANAGEMENT INC $8,315,372 0.53% 753,204 View
Mid Marathon Asset Mgmt Ltd $8,201,351 0.53% 742,876 View
Large SG Americas Securities, LLC $8,146,128 0.52% 737,874 View
Large Woodline Partners LP $7,675,394 0.49% 695,235 View
Mega PRINCIPAL FINANCIAL GROUP INC $6,671,139 0.43% 604,270 View
Mid PARADIGM CAPITAL MANAGEMENT INC/NY $6,425,280 0.41% 582,000 View
Large Russell Investments Group, Ltd. $6,113,242 0.39% 553,736 View
Large Pictet Asset Management Holding SA $6,025,654 0.39% 545,802 View
Mid Lighthouse Investment Partners, LLC $5,487,752 0.35% 497,079 View
Mega VICTORY CAPITAL MANAGEMENT INC $5,412,404 0.35% 490,254 View
Mid PEREGRINE CAPITAL MANAGEMENT LLC $5,053,272 0.32% 457,724 View
Large Public Sector Pension Investment Board $4,849,143 0.31% 439,234 View
Mid RBF Capital, LLC $4,190,044 0.27% 379,533 View
Mega RHUMBLINE ADVISERS $3,973,042 0.25% 359,877 View
Mega Legal & General Group Plc $3,538,440 0.23% 320,511 View
Large SEI INVESTMENTS CO $3,473,216 0.22% 314,603 View
Mega AMERICAN CENTURY COMPANIES INC $3,431,441 0.22% 310,819 View
Mega AMERIPRISE FINANCIAL INC $3,271,614 0.21% 296,342 View
Mega DEUTSCHE BANK AG\ $3,176,902 0.20% 287,763 View
Mega Nuveen, LLC $3,105,330 0.20% 281,280 View
Mega BARCLAYS PLC $3,018,114 0.19% 273,380 View
Large Allianz Asset Management GmbH $2,986,596 0.19% 270,525 View
Mid ROYCE & ASSOCIATES LP $2,912,186 0.19% 263,785 View
Mega BANK OF AMERICA CORP /DE/ $2,896,960 0.19% 262,406 View
Large Universal- Beteiligungs- und Servicegesellschaft mbH $2,878,889 0.18% 260,769 View
Mega FIRST TRUST ADVISORS LP $2,825,246 0.18% 255,910 View
Mega Swiss National Bank $2,758,896 0.18% 249,900 View
Mega MILLENNIUM MANAGEMENT LLC $2,492,997 0.16% 225,815 View
Small North Growth Management Ltd. $2,406,720 0.15% 218,000 View
Mid Polar Asset Management Partners Inc. $2,355,406 0.15% 213,352 View
Large PRUDENTIAL FINANCIAL INC $2,324,913 0.15% 210,590 View
Mid 683 Capital Management, LLC $2,208,000 0.14% 200,000 View
Small EVR Research LP $2,208,000 0.14% 200,000 View
Mega WELLS FARGO & COMPANY/MN $1,972,846 0.13% 178,700 View
Mega CITADEL ADVISORS LLC $1,869,545 0.12% 169,343 View
Small DENALI ADVISORS LLC $1,866,864 0.12% 169,100 View
Mega RAYMOND JAMES FINANCIAL INC $1,741,935 0.11% 157,784 View
Large TRUIST FINANCIAL CORP $1,726,843 0.11% 156,417 View
Large NEW YORK STATE TEACHERS RETIREMENT SYSTEM $1,720,815 0.11% 155,871 View
Mega ALLIANCEBERNSTEIN L.P. $1,695,622 0.11% 153,589 View
Large TWO SIGMA INVESTMENTS, LP $1,461,132 0.09% 132,349 View
Mega CITIGROUP INC $1,392,827 0.09% 126,162 View
Mega PRICE T ROWE ASSOCIATES INC /MD/ $1,363,064 0.09% 123,466 View
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $1,358,284 0.09% 123,033 View
Mid EXCHANGE TRADED CONCEPTS, LLC $1,320,141 0.08% 119,578 View
Large Rafferty Asset Management, LLC $1,294,826 0.08% 117,285 View
Large Creative Planning $1,278,498 0.08% 115,806 View
Large TWO SIGMA ADVISERS, LP $1,261,872 0.08% 114,300 View
Large HARRIS ASSOCIATES L P $1,200,224 0.08% 108,716 View
Mid EFG International AG $1,124,931 0.07% 101,896 View
Mega Invesco Ltd. $1,112,246 0.07% 100,747 View
Mega D. E. Shaw & Co., Inc. $1,109,917 0.07% 100,536 View
Large BNP PARIBAS ASSET MANAGEMENT Holding S.A. $1,047,905 0.07% 94,919 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,041,072 0.07% 94,300 View
Large FEDERATED HERMES, INC. $1,027,989 0.07% 93,115 View
Large STATE OF WISCONSIN INVESTMENT BOARD $1,005,302 0.06% 91,060 View
Large Thrivent Financial for Lutherans $961,738 0.06% 87,114 View
Mid SIMPLEX TRADING, LLC $945,885 0.06% 85,678 View
Large NEW YORK STATE COMMON RETIREMENT FUND $929,347 0.06% 84,180 View
Mid DARK FOREST CAPITAL MANAGEMENT LP $890,552 0.06% 80,666 View
Mid Quest Partners LLC $869,101 0.06% 78,723 View
Mid GAMCO INVESTORS, INC. ET AL $851,669 0.05% 77,144 View
Large MetLife Investment Management, LLC $844,769 0.05% 76,519 View
Mega PNC Financial Services Group, Inc. $818,680 0.05% 74,156 View
Mid State of Alaska, Department of Revenue $786,500 0.05% 71,241 View
Mid GLAZER CAPITAL, LLC $780,450 0.05% 70,693 View
Large Handelsbanken Fonder AB $772,800 0.05% 70,000 View
Mid Illinois Municipal Retirement Fund $728,871 0.05% 66,021 View
Mega NORTHERN TRUST CORP $699,648 0.04% 63,374 View
Mega MORGAN STANLEY $684,015 0.04% 61,958 View
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