683 Capital Management’s MasterBrand MBC Stock Holding History

683 Capital Management’s Portfolio MBC Stock Details MBC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-200,000	Closed	-$2.21M	–	252
2025 Q4	$2.21M	Hold	200,000	–	–	0.1%	106
2025 Q3	$2.63M	Buy	+200,000	New	+$2.47M	0.14%	102
2023 Q2	–	Sell	-1,750,000	Closed	-$14.1M	–	220
2023 Q1	$14.1M	Sell	1,750,000 -2,350,000	-57%	-$20.7M	1.05%	31
2022 Q4	$31M	Buy	+4,100,000	New	+$33.6M	2.62%	8

Other funds holding MBC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

CCM

Coliseum Capital Management Rowayton, Connecticut $1.16B AUM 23.26% 1-Year Est. Return

GCM

Gates Capital Management New York $4.16B AUM 21% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Pertento Partners London, United Kingdom $1.86B AUM 53.86% 1-Year Est. Return

SSP

Sixth Street Partners Dallas, Texas $579M AUM 2.46% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

683 Capital Management's MBC Position: Q1 2026 in Review

683 Capital Management sold out of MasterBrand (MBC) in Q1 2026, closing a stake of 200,000 shares — an estimated $2.21M sold.

683 Capital Management first reported a position in MBC in Q4 2022 and held it in 4 quarters. The position peaked at $31M in Q4 2022. 335 funds tracked by Wall St. Rank hold MBC as of Q1 2026.

683 Capital Management reported no remaining MasterBrand position as of Q1 2026 after selling out during the quarter.
683 Capital Management sold 200,000 MasterBrand shares in Q1 2026, an estimated $2.21M.
683 Capital Management first reported a position in MasterBrand in Q4 2022 and held it in 4 quarters.
683 Capital Management's MasterBrand position peaked at $31M in Q4 2022.
335 funds tracked by Wall St. Rank held MasterBrand as of Q1 2026.

Based on 683 Capital Management's 13F filing for Q1 2026, filed 15 May 2026.