MBC MasterBrand Inc

NYSE
$7.23

MasterBrand Inc (MBC) Hedge Fund Activity

This view isolates hedge funds from the broader institutional ownership shown on the Institutional tab. A pension fund tracking an index may have no view on a stock; when a hedge fund builds or exits a position, that decision can carry information. This page measures those changes. Positions as of June 30, 2026.

Based on quarterly 13F long-equity filings. Changes compare reported quarter-end positions; filings can be reported up to 45 days later and do not represent a fund's complete exposure.

Hedge fund breadth
-33.33
8 buyers / 16 sellers
STRONG SELLING
Funds compared
24
funds with comparable MBC positions
13 current holders · 21 prior-quarter holders
Net share change
+304.3K
+3.24M added, -2.94M cut
Position activity
3 new 5 increased 5 reduced 11 exited

Most significant moves

Ranked by conviction, not size — how much of the fund's own book the position represents, how far it moved, and what kind of fund made it.

Fund Action Shares changed Change Est. value Portfolio wt. Score
Balyasny Asset Management L.P. Sold Out -501.7K -100.0% $5.2M 0.0% 59
Gates Capital Management Event Value Increased +2.84M +27.4% $29.2M 4.7% 59
CITADEL ADVISORS LLC Quant Sold Out -14.2K -100.0% $145.6K 0.0% 58
TWO SIGMA INVESTMENTS, LP Quant Sold Out -22.0K -100.0% $226.4K 0.0% 57
Weiss Asset Management Event Quant Sold Out -130.5K -100.0% $1.3M 0.0% 56
Polar Asset Management Partners Long/Short Sold Out -213.4K -100.0% $2.2M 0.0% 55
Hudson Bay Capital Management Event Sold Out -293.3K -100.0% $3.0M 0.0% 55
Aristeia Capital Event Long/Short New +40.8K — $419.7K 0.0% 54
Schonfeld Strategic Advisors Long/Short Quant Sold Out -146.7K -100.0% $1.5M 0.0% 53
Caxton Associates Macro Sold Out -13.8K -100.0% $142.2K 0.0% 53

Most significant buyers

By move score, not size.

  • Gates Capital Management Increased · +2.84M
  • Aristeia Capital New · +40.8K
  • Trexquant Investment New · +166.4K
  • Centiva Capital New · +20.2K
  • Wolverine Asset Management Increased · +48.1K

Most significant sellers

By move score, not size.

  • Balyasny Asset Management L.P. Sold Out · -501.7K
  • CITADEL ADVISORS LLC Sold Out · -14.2K
  • TWO SIGMA INVESTMENTS, LP Sold Out · -22.0K
  • Weiss Asset Management Sold Out · -130.5K
  • Polar Asset Management Partners Sold Out · -213.4K

Hedge fund positions

Fund Tier Shares Previous Change Change % Portfolio wt. Action Score
Balyasny Asset Management L.P. 2 0 501.7K -501.7K -100.0% 0.0% Sold Out 59
Gates Capital Management 2 13.2M 10.3M +2.84M +27.4% 4.7% Increased 59
CITADEL ADVISORS LLC 1 0 14.2K -14.2K -100.0% 0.0% Sold Out 58
TWO SIGMA INVESTMENTS, LP 2 0 22.0K -22.0K -100.0% 0.0% Sold Out 57
Weiss Asset Management 2 0 130.5K -130.5K -100.0% 0.0% Sold Out 56
Polar Asset Management Partners 3 0 213.4K -213.4K -100.0% 0.0% Sold Out 55
Hudson Bay Capital Management 3 0 293.3K -293.3K -100.0% 0.0% Sold Out 55
Aristeia Capital 2 40.8K 0 +40.8K — 0.0% New 54
Schonfeld Strategic Advisors 3 0 146.7K -146.7K -100.0% 0.0% Sold Out 53
Caxton Associates 3 0 13.8K -13.8K -100.0% 0.0% Sold Out 53
Trexquant Investment 3 166.4K 0 +166.4K — 0.0% New 53
Lighthouse Investment Partners 3 0 78.2K -78.2K -100.0% 0.0% Sold Out 51
Boothbay Fund Management 4 0 28.2K -28.2K -100.0% 0.0% Sold Out 49
Centiva Capital 4 20.2K 0 +20.2K — 0.0% New 48
Wolverine Asset Management 2 93.9K 45.8K +48.1K +105.1% 0.1% Increased 48
MILLENNIUM MANAGEMENT LLC 2 106.7K 472.9K -366.2K -77.4% 0.0% Reduced 48
Quantbot Technologies 4 0 15.0K -15.0K -100.0% 0.0% Sold Out 45
Holocene Advisors, LP 2 60.7K 234.4K -173.7K -74.1% 0.0% Reduced 45
RENAISSANCE TECHNOLOGIES LLC 1 880.8K 1.8M -871.5K -49.7% 0.0% Reduced 42
D. E. Shaw & Co., Inc. 1 315.9K 221.8K +94.0K +42.4% 0.0% Increased 37
Brevan Howard Capital Management 3 38.7K 80.2K -41.5K -51.7% 0.0% Reduced 31
LMR Partners 3 119.6K 88.1K +31.4K +35.7% 0.0% Increased 31
AQR Capital Management 3 214.1K 242.0K -27.8K -11.5% 0.0% Reduced 23
Aquatic Capital Management 4 46.7K 45.7K +1.0K +2.2% 0.0% Increased 18

Every fund above opens. Subscribers can see any manager's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.

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Hedge funds are identified from their 13F filings, which are due 45 days after quarter end and cover long U.S.-listed equity positions only. A fund's short book never appears, so a reduced position can mean a changed view or a changed hedge — the filing doesn't say which.