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Owens Corning

OC
Exchange
NYSE
Industry
Abrasive, Asbestos & Misc Nonmetallic Mineral Prods
SEC CIK
0001370946

In the last 90 days, Owens Corning insiders filed 0 open-market purchases and 1 sale; 693 institutions reported holding it in 13F filings for Q2 2026, worth $13.1B in total; Harris Associates (Oakmark) is the only superinvestor holding it.

13F holders, Q4 2025

Institutional positions in Owens Corning as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
650
−48 vs. Q3 2025
Shares held
77.9M
+2.10M (+2.8%) vs. Q3 2025
Total value
$8.77B
−$1.96B (−18.2%) vs. Q3 2025
New holders
112
196 more added
Sold out
160
268 more reduced

19 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 650 institutions
Q1 2021: 443 institutionsQ2 2021: 460 institutionsQ3 2021: 461 institutionsQ4 2021: 510 institutionsQ1 2022: 489 institutionsQ2 2022: 493 institutionsQ3 2022: 499 institutionsQ4 2022: 534 institutionsQ1 2023: 536 institutionsQ2 2023: 561 institutionsQ3 2023: 615 institutionsQ4 2023: 641 institutionsQ1 2024: 671 institutionsQ2 2024: 720 institutionsQ3 2024: 733 institutionsQ4 2024: 777 institutionsQ1 2025: 724 institutionsQ2 2025: 702 institutionsQ3 2025: 717 institutionsQ4 2025: 650 institutionsQ1 2026: 637 institutionsQ2 2026: 693 institutions
Value heldQ4 2025: $8.77B
Q1 2021: $8.97BQ2 2021: $9.40BQ3 2021: $8.03BQ4 2021: $8.32BQ1 2022: $8.37BQ2 2022: $6.71BQ3 2022: $7.14BQ4 2022: $7.42BQ1 2023: $8.24BQ2 2023: $10.8BQ3 2023: $11.1BQ4 2023: $11.6BQ1 2024: $12.9BQ2 2024: $13.7BQ3 2024: $13.7BQ4 2024: $13.1BQ1 2025: $11.0BQ2 2025: $10.7BQ3 2025: $10.8BQ4 2025: $8.77BQ1 2026: $8.66BQ2 2026: $13.1B
Institutions holding OC and their total value by quarter
QuarterHoldersValue
Q2 2026693$13.1B
Q1 2026637$8.66B
Q4 2025650$8.77B
Q3 2025717$10.8B
Q2 2025702$10.7B
Q1 2025724$11.0B
Q4 2024777$13.1B
Q3 2024733$13.7B
Q2 2024720$13.7B
Q1 2024671$12.9B
Q4 2023641$11.6B
Q3 2023615$11.1B
Q2 2023561$10.8B
Q1 2023536$8.24B
Q4 2022534$7.42B
Q3 2022499$7.14B
Q2 2022493$6.71B
Q1 2022489$8.37B
Q4 2021510$8.32B
Q3 2021461$8.03B
Q2 2021460$9.40B
Q1 2021443$8.97B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Owens Corning; share changes are against Q3 2025.

Institutions holding OC in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Mediolanum International Funds Ltd0$00.00%−10,674−100.0%Sold out
Tredje AP-fonden0$00.00%−10,292−100.0%Sold out
OP Asset Management Ltd0$00.00%−10,177−100.0%Sold out
Adage Capital Partners GP, L.L.C.0$00.00%−10,000−100.0%Sold out
Vinva Investment Management Ltd0$00.00%−9,980−100.0%Sold out
CastleKnight Management LP0$00.00%−9,800−100.0%Sold out
Zurich Insurance Group Ltd0$00.00%−9,000−100.0%Sold out
Avanza Fonder AB0$00.00%−8,906−100.0%Sold out
Generali Asset Management SPA SGR0$00.00%−7,864−100.0%Sold out
Commerzbank Aktiengesellschaft0$00.00%−7,771−100.0%Sold out
D.A. Davidson & Co.0$00.00%−7,753−100.0%Sold out
Sumitomo Mitsui DS Asset Management Company, Ltd0$00.00%−7,725−100.0%Sold out
TD Asset Management Inc0$00.00%−7,482−100.0%Sold out
Inscription Capital, LLC0$00.00%−7,465−100.0%Sold out
Cookson Peirce & Co Inc0$00.00%−7,281−100.0%Sold out
Bridgefront Capital, LLC0$00.00%−5,458−100.0%Sold out
Oxford Asset Management LLP0$00.00%−5,263−100.0%Sold out
Groupe la Francaise0$00.00%−4,855−100.0%Sold out
Gulf International Bank (UK) Ltd0$00.00%−4,838−100.0%Sold out
Summit Wealth Group LLC0$00.00%−4,853−100.0%Sold out
Brighton Jones LLC0$00.00%−4,600−100.0%Sold out
NorthRock Partners, LLC0$00.00%−4,376−100.0%Sold out
Scientech Research LLC0$00.00%−4,313−100.0%Sold out
Kovitz Investment Group Partners, LLC0$00.00%−4,147−100.0%Sold out
E. Ohman J:or Asset Management AB0$00.00%−4,050−100.0%Sold out
Davenport & Co LLC0$00.00%−4,030−100.0%Sold out
Semanteon Capital Management, LP0$00.00%−4,002−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−4,000−100.0%Sold out
Bank of Nova Scotia0$00.00%−3,843−100.0%Sold out
Catalytic Wealth RIA, LLC0$00.00%−3,840−100.0%Sold out
Prudential PLC0$00.00%−3,792−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−3,680−100.0%Sold out
Tokio Marine Asset Management Co Ltd0$00.00%−3,432−100.0%Sold out
Advisory Research Inc0$00.00%−3,270−100.0%Sold out
Sienna Gestion0$00.00%−3,582−100.0%Sold out
Empirical Finance, LLC0$00.00%−3,147−100.0%Sold out
Ci Investments Inc.0$00.00%−3,022−100.0%Sold out
Baker Avenue Asset Management, LP0$00.00%−2,987−100.0%Sold out
Baader Bank INC0$00.00%−2,930−100.0%Sold out
Integrated Advisors Network LLC0$00.00%−2,699−100.0%Sold out
Summit Global Investments0$00.00%−2,632−100.0%Sold out
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main0$00.00%−2,538−100.0%Sold out
Burns Matteson Capital Management, LLC0$00.00%−2,482−100.0%Sold out
Independent Financial Group, LLC0$00.00%−2,481−100.0%Sold out
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management0$00.00%−2,414−100.0%Sold out
ISAM Funds (UK) Ltd0$00.00%−2,337−100.0%Sold out
Clark Financial Services Group Inc0$00.00%−2,310−100.0%Sold out
Camden Capital, LLC0$00.00%−2,259−100.0%Sold out
Seeds Investor LLC0$00.00%−2,224−100.0%Sold out
Sivia Capital Partners, LLC0$00.00%−2,065−100.0%Sold out
Widmann Financial Services, Inc.0$00.00%−2,021−100.0%Sold out
Profund Advisors LLC0$00.00%−1,954−100.0%Sold out
Prospera Financial Services Inc0$00.00%−1,935−100.0%Sold out
Machina Capital S.A.S.0$00.00%−1,784−100.0%Sold out
Wellington Shields Capital Management, LLC0$00.00%−1,770−100.0%Sold out
Savant Capital, LLC0$00.00%−1,753−100.0%Sold out
Private Advisor Group, LLC0$00.00%−1,720−100.0%Sold out
Park Capital Management, LLC0$00.00%−1,696−100.0%Sold out
waypoint wealth counsel0$00.00%−1,694−100.0%Sold out
Cornerstone Select Advisors, LLC0$00.00%−1,690−100.0%Sold out
Applied Finance Capital Management, LLC0$00.00%−1,680−100.0%Sold out
Claret Asset Management Corp0$00.00%−1,661−100.0%Sold out
Park Avenue Securities LLC0$00.00%−1,652−100.0%Sold out
Advisory Alpha, LLC0$00.00%−1,642−100.0%Sold out
American Trust Investment Advisors, LLC0$00.00%−1,620−100.0%Sold out
Panagora Asset Management Inc0$00.00%−1,607−100.0%Sold out
National Asset Management, Inc.0$00.00%−1,592−100.0%Sold out
Vestcor Inc0$00.00%−1,552−100.0%Sold out
David Loasby0$00.00%−1,614−100.0%Sold out
Requisite Capital Management, LLC0$00.00%−1,483−100.0%Sold out
Interchange Capital Partners, LLC0$00.00%−1,477−100.0%Sold out
Severin Investments, LLC0$00.00%−1,441−100.0%Sold out
Wedmont Private Capital0$00.00%−1,524−100.0%Sold out
Prosperity Consulting Group, LLC0$00.00%−1,430−100.0%Sold out
Dorsey & Whitney Trust CO LLC0$00.00%−1,422−100.0%Sold out
Siemens Fonds Invest GmbH0$00.00%−1,143−100.0%Sold out
Ossiam0$00.00%−1,117−100.0%Sold out
Hollencrest Capital Management0$00.00%−1,000−100.0%Sold out
Mather Group, LLC.0$00.00%−993−100.0%Sold out
Ostrum Asset Management0$00.00%−744−100.0%Sold out
Neo Ivy Capital Management0$00.00%−730−100.0%Sold out
Principal Securities, Inc.0$00.00%−563−100.0%Sold out
Advisory Services Network, LLC0$00.00%−474−100.0%Sold out
Walleye Capital LLC0$00.00%−424−100.0%Sold out
Wealthspire Advisors, LLC0$00.00%−328−100.0%Sold out
Vermillion & White Wealth Management Group, LLC0$00.00%−222−100.0%Sold out
Rexford Capital Inc0$00.00%−200−100.0%Sold out
Rise Advisors, LLC0$00.00%−163−100.0%Sold out
Citizens National Bank Trust Department0$00.00%−154−100.0%Sold out
Harvest Fund Management Co., Ltd0$00.00%−138−100.0%Sold out
JPL Wealth Management, LLC0$00.00%−110−100.0%Sold out
Ameritas Advisory Services, LLC0$00.00%−103−100.0%Sold out
Harel Insurance Investments & Financial Services Ltd.0$00.00%−86−100.0%Sold out
Joseph Group Capital Management0$00.00%−60−100.0%Sold out
ZRC Wealth Management, LLC0$00.00%−40−100.0%Sold out
Crews Bank & Trust0$00.00%−35−100.0%Sold out
Ancora Advisors, LLC0$00.00%−34−100.0%Sold out
Cloud Capital Management, LLC0$00.00%−19−100.0%Sold out
Halbert Hargrove Global Advisors, LLC0$00.00%−11−100.0%Sold out
Rakuten Securities, Inc.0$00.00%−11−100.0%Sold out