About this data
What it is
An investor who owns more than 5% of a public company must say so. Investors who may try to influence the company, such as activists, file the longer Schedule 13D; passive holders file the shorter Schedule 13G.
Who files it
The investor, within days of crossing 5%, and again whenever the stake changes materially.
How current
We collect new filings throughout the day on SEC business days.
Worth knowing
13G filings are far more common than 13D. A 13D usually means the investor intends to push for changes, so it tends to get more attention.

All of this comes from public filings.

Filings per day, last 30 days

0200400600800Oct 17 · 13D (activist): 0Oct 17 · 13G (passive): 0Oct 17Oct 18 · 13D (activist): 0Oct 18 · 13G (passive): 0Oct 19 · 13D (activist): 13Oct 19 · 13G (passive): 75Oct 20 · 13D (activist): 16Oct 20 · 13G (passive): 34Oct 21 · 13D (activist): 11Oct 21 · 13G (passive): 31Oct 21Oct 22 · 13D (activist): 16Oct 22 · 13G (passive): 48Oct 23 · 13D (activist): 13Oct 23 · 13G (passive): 24Oct 24 · 13D (activist): 0Oct 24 · 13G (passive): 0Oct 25 · 13D (activist): 0Oct 25 · 13G (passive): 0Oct 25Oct 26 · 13D (activist): 19Oct 26 · 13G (passive): 25Oct 27 · 13D (activist): 16Oct 27 · 13G (passive): 380Oct 28 · 13D (activist): 22Oct 28 · 13G (passive): 60Oct 29 · 13D (activist): 16Oct 29 · 13G (passive): 47Oct 29Oct 30 · 13D (activist): 16Oct 30 · 13G (passive): 343Oct 31 · 13D (activist): 0Oct 31 · 13G (passive): 0Nov 1 · 13D (activist): 0Nov 1 · 13G (passive): 0Nov 2 · 13D (activist): 20Nov 2 · 13G (passive): 36Nov 2Nov 3 · 13D (activist): 22Nov 3 · 13G (passive): 45Nov 4 · 13D (activist): 19Nov 4 · 13G (passive): 67Nov 5 · 13D (activist): 15Nov 5 · 13G (passive): 311Nov 6 · 13D (activist): 40Nov 6 · 13G (passive): 191Nov 6Nov 7 · 13D (activist): 0Nov 7 · 13G (passive): 0Nov 8 · 13D (activist): 0Nov 8 · 13G (passive): 0Nov 9 · 13D (activist): 40Nov 9 · 13G (passive): 140Nov 10 · 13D (activist): 27Nov 10 · 13G (passive): 289Nov 10Nov 11 · 13D (activist): 0Nov 11 · 13G (passive): 0Nov 12 · 13D (activist): 34Nov 12 · 13G (passive): 277Nov 13 · 13D (activist): 26Nov 13 · 13G (passive): 690Nov 14 · 13D (activist): 0Nov 14 · 13G (passive): 0Nov 14Nov 15 · 13D (activist): 0Nov 15 · 13G (passive): 0
0200400600800Oct 17 · 13D (activist): 0Oct 17 · 13G (passive): 0Oct 17Oct 18 · 13D (activist): 0Oct 18 · 13G (passive): 0Oct 19 · 13D (activist): 13Oct 19 · 13G (passive): 75Oct 20 · 13D (activist): 16Oct 20 · 13G (passive): 34Oct 21 · 13D (activist): 11Oct 21 · 13G (passive): 31Oct 21Oct 22 · 13D (activist): 16Oct 22 · 13G (passive): 48Oct 23 · 13D (activist): 13Oct 23 · 13G (passive): 24Oct 24 · 13D (activist): 0Oct 24 · 13G (passive): 0Oct 25 · 13D (activist): 0Oct 25 · 13G (passive): 0Oct 25Oct 26 · 13D (activist): 19Oct 26 · 13G (passive): 25Oct 27 · 13D (activist): 16Oct 27 · 13G (passive): 380Oct 28 · 13D (activist): 22Oct 28 · 13G (passive): 60Oct 29 · 13D (activist): 16Oct 29 · 13G (passive): 47Oct 29Oct 30 · 13D (activist): 16Oct 30 · 13G (passive): 343Oct 31 · 13D (activist): 0Oct 31 · 13G (passive): 0Nov 1 · 13D (activist): 0Nov 1 · 13G (passive): 0Nov 2 · 13D (activist): 20Nov 2 · 13G (passive): 36Nov 2Nov 3 · 13D (activist): 22Nov 3 · 13G (passive): 45Nov 4 · 13D (activist): 19Nov 4 · 13G (passive): 67Nov 5 · 13D (activist): 15Nov 5 · 13G (passive): 311Nov 6 · 13D (activist): 40Nov 6 · 13G (passive): 191Nov 6Nov 7 · 13D (activist): 0Nov 7 · 13G (passive): 0Nov 8 · 13D (activist): 0Nov 8 · 13G (passive): 0Nov 9 · 13D (activist): 40Nov 9 · 13G (passive): 140Nov 10 · 13D (activist): 27Nov 10 · 13G (passive): 289Nov 10Nov 11 · 13D (activist): 0Nov 11 · 13G (passive): 0Nov 12 · 13D (activist): 34Nov 12 · 13G (passive): 277Nov 13 · 13D (activist): 26Nov 13 · 13G (passive): 690Nov 14 · 13D (activist): 0Nov 14 · 13G (passive): 0Nov 14Nov 15 · 13D (activist): 0Nov 15 · 13G (passive): 0

13D (activist) 13G (passive)

Latest ownership filings

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Showing: ticker MBC

Latest ownership filings
FiledScheduleBoth report a stake of more than 5%. A 13D is filed by investors who may try to influence the company, such as activists; a 13G by passive holders.CompanyInvestorShares% of sharesFiling
Nov 5, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Abigail P. Johnson13.03M6.4%SCHEDULE 13G/A ↗
Nov 5, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
FMR LLC13.03M6.4%SCHEDULE 13G/A ↗
Aug 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Christopher Shackelton13.20M6.5%SCHEDULE 13G/A ↗
Aug 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Adam Gray13.20M6.5%SCHEDULE 13G/A ↗
Aug 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital Partners, L.P.10.38M5.1%SCHEDULE 13G/A ↗
Aug 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital, LLC10.38M5.1%SCHEDULE 13G/A ↗
Aug 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital Management, LLC13.20M6.5%SCHEDULE 13G/A ↗
Aug 14, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Jeffrey L. Gates13.19M6.5%SCHEDULE 13G/A ↗
Aug 14, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management, Inc.13.19M6.5%SCHEDULE 13G/A ↗
Aug 14, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management GP, LLC13.19M6.5%SCHEDULE 13G/A ↗
Aug 14, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management, L.P.13.19M6.5%SCHEDULE 13G/A ↗
Aug 6, 2026SCHEDULE 13GMBC
MasterBrand, Inc.
Abigail P. Johnson10.37M5.1%SCHEDULE 13G ↗
Aug 6, 2026SCHEDULE 13GMBC
MasterBrand, Inc.
FMR LLC10.37M5.1%SCHEDULE 13G ↗
Aug 4, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Boston Partners00.0%SCHEDULE 13G/A ↗
Jul 22, 2026SCHEDULE 13GMBC
MasterBrand, Inc.
Pzena Investment Management LLC15.33M7.5%SCHEDULE 13G ↗
Jul 14, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Dimensional Fund Advisors LP9.20M4.5%SCHEDULE 13G/A ↗
May 15, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Christopher Shackelton12.69M9.9%SCHEDULE 13G/A ↗
May 15, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Adam Gray12.69M9.9%SCHEDULE 13G/A ↗
May 15, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital Partners, L.P.10.38M8.1%SCHEDULE 13G/A ↗
May 15, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital, LLC10.38M8.1%SCHEDULE 13G/A ↗
May 15, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital Management, LLC12.69M9.9%SCHEDULE 13G/A ↗
May 14, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Boston Partners6.67M5.2%SCHEDULE 13G/A ↗
Apr 30, 2026SCHEDULE 13GMBC
MasterBrand, Inc.
Vanguard Capital Management6.71M5.3%SCHEDULE 13G ↗
Mar 27, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
The Vanguard Group00.0%SCHEDULE 13G/A ↗
Feb 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Christopher Shackelton10.96M8.6%SCHEDULE 13G/A ↗
Feb 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Adam Gray10.96M8.6%SCHEDULE 13G/A ↗
Feb 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital Partners, L.P.8.96M7.0%SCHEDULE 13G/A ↗
Feb 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital, LLC8.96M7.0%SCHEDULE 13G/A ↗
Feb 17, 2026SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Coliseum Capital Management, LLC10.96M8.6%SCHEDULE 13G/A ↗
Jan 21, 2026SCHEDULE 13GMBC
MasterBrand, Inc.
Dimensional Fund Advisors LP6.56M5.2%SCHEDULE 13G ↗
Nov 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Jeffrey L. Gates10.38M8.2%SCHEDULE 13G/A ↗
Nov 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management, Inc.10.38M8.2%SCHEDULE 13G/A ↗
Nov 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management GP, LLC10.38M8.2%SCHEDULE 13G/A ↗
Nov 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management, L.P.10.38M8.2%SCHEDULE 13G/A ↗
Aug 18, 2025SCHEDULE 13GMBC
MasterBrand, Inc.
Christopher Shackelton6.96M5.5%SCHEDULE 13G ↗
Aug 18, 2025SCHEDULE 13GMBC
MasterBrand, Inc.
Adam Gray6.96M5.5%SCHEDULE 13G ↗
Aug 18, 2025SCHEDULE 13GMBC
MasterBrand, Inc.
Coliseum Capital Partners, L.P.5.70M4.5%SCHEDULE 13G ↗
Aug 18, 2025SCHEDULE 13GMBC
MasterBrand, Inc.
Coliseum Capital, LLC5.70M4.5%SCHEDULE 13G ↗
Aug 18, 2025SCHEDULE 13GMBC
MasterBrand, Inc.
Coliseum Capital Management, LLC6.96M5.5%SCHEDULE 13G ↗
Aug 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Jeffrey L. Gates12.02M9.5%SCHEDULE 13G/A ↗
Aug 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management, Inc.12.02M9.5%SCHEDULE 13G/A ↗
Aug 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management GP, LLC12.02M9.5%SCHEDULE 13G/A ↗
Aug 14, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Gates Capital Management, L.P.12.02M9.5%SCHEDULE 13G/A ↗
Aug 8, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
Boston Partners7.93M6.3%SCHEDULE 13G/A ↗
May 9, 2025SCHEDULE 13GMBC
MasterBrand, Inc.
Boston Partners7.62M6.0%SCHEDULE 13G ↗
Apr 30, 2025SCHEDULE 13G/A (amended)MBC
MasterBrand, Inc.
BlackRock, Inc.19.36M15.2%SCHEDULE 13G/A ↗

46 items, most recent first (up to 50). Every row links to its original filing. Updated Nov 15, 2026, 6:28 PM EST.

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