MasterBrand, Inc. (MBC) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

127,142,857Shares Outstanding

4,199,176Shares held by institutions

$48,668,450Value of institutional holdings

113.25%Institutional ownership %

11.48%Shares Changed QoQ

301No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for MasterBrand, Inc. (NYSE:MBC) includes 301 filers as of the latest reporting cycle ending December 2025.

MasterBrand saw its institutional ownership percentage rose to 113.3% in December 2025 from 102.6% in September 2025.
In percentage terms, this reflects as a holdings change of 11.48% quarter on quarter, and a decrease of 15.92% year over year.
Of these 301 institutional investors, 119 increased their holdings in MasterBrand, while 98 of them reduced positions, and 84 investors maintained their exposure.
Collectively, institutional investors increased their stake in MasterBrand to 143.99Mn shares as of December 2025, a change that is up by 14.83Mn shares quarter on quarter and up 30.04Mn shares year over year.
With 19.36Mn shares, BlackRock, Inc. commands the largest institutional position in MasterBrand as of December 31, 2025, equating to 15.23% of the company.
Among the most significant buyers of MasterBrand during December 2025 were Pertento Partners LLP (3.88Mn), Coliseum Capital Management, LLC (3.21Mn), COOKE & BIELER LP (2.83Mn), Sixth Street Partners Management Company, L.P. (1.57Mn), Diameter Capital Partners LP (950.00K).
Leading sellers of MasterBrand stock in December 2025 included Gates Capital Management, Inc. (1.15Mn), THRIVENT FINANCIAL FOR LUTHERANS (880.46K), PZENA INVESTMENT MANAGEMENT LLC (337.13K), Boston Partners (233.55K), TEACHER RETIREMENT SYSTEM OF TEXAS (212.50K).
The top 10 institutional holders of MasterBrand for the quarter ending December 2025 included BlackRock, Inc. (19.36Mn), Coliseum Capital Management, LLC (10.77Mn), Gates Capital Management, Inc. (9.23Mn), VANGUARD GROUP INC (9.08Mn), Boston Partners (8.70Mn), DIMENSIONAL FUND ADVISORS LP (6.56Mn), Diameter Capital Partners LP (6.01Mn), STATE STREET CORP (4.96Mn), Sixth Street Partners Management Company, L.P. (4.91Mn), Pertento Partners LLP (3.88Mn).

301 Institutional Holders

4,199,176 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	19,362,098	486,320	2.58%	$213,757,562.00
Coliseum Capital Management, LLC	31 Dec, 2025	10,772,614	3,209,323	42.43%	$118,929,659.00
Gates Capital Management, Inc.	31 Dec, 2025	9,225,631	-1,150,709	-11.09%	$101,850,966.00
VANGUARD GROUP INC	31 Dec, 2025	9,079,055	-3,280	-0.04%	$100,232,767.00
Boston Partners	31 Dec, 2025	8,696,649	-233,550	-2.62%	$96,485,865.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	6,563,076	273,877	4.35%	$72,456,354.00
Diameter Capital Partners LP	31 Dec, 2025	6,010,410	950,000	18.77%	$66,354,926.00
STATE STREET CORP	31 Dec, 2025	4,957,171	24,796	0.50%	$54,727,168.00
Sixth Street Partners Management Company, L.P.	31 Dec, 2025	4,905,383	1,566,491	46.92%	$54,155,428.00
Pertento Partners LLP	31 Dec, 2025	3,879,977	3,879,977	0.00%	$42,834,946.00
PZENA INVESTMENT MANAGEMENT LLC	31 Dec, 2025	3,785,921	-337,133	-8.18%	$41,796,568.00
FMR LLC	31 Dec, 2025	3,720,524	17,293	0.47%	$41,074,585.00
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	31 Dec, 2025	3,124,391	174,726	5.92%	$34,493,277.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	3,010,428	-376	-0.01%	$33,241,386.00
COOKE & BIELER LP	31 Dec, 2025	2,831,036	2,831,036	0.00%	$31,254,637.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	2,616,658	144,569	5.85%	$28,887,906.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	2,511,853	20,211	0.81%	$27,730,857.00
ACK Asset Management LLC	31 Dec, 2025	2,300,000	0	0.00%	$25,392,000.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	2,271,863	158,500	7.50%	$25,081,368.00
CANYON CAPITAL ADVISORS LLC	31 Dec, 2025	1,960,766	160,766	8.93%	$21,646,857.00

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