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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, Q3 2025

Institutional positions in Owens Corning as of Sep 30, 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
717
+26 vs. Q2 2025
Shares held
76.2M
+96.7K (+0.1%) vs. Q2 2025
Total value
$10.8B
+$305.1M (+2.9%) vs. Q2 2025
New holders
100
260 more added
Sold out
74
246 more reduced

11 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 717 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 heldQ3 2025: $10.8B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Owens Corning; share changes are against Q2 2025.

Institutions holding OC in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Aware Super Pty Ltd as trustee of Aware Super133,027$18.8M0.26%−25,892−16.3%Reduced
Junto Capital Management LP132,034$18.7M0.39%+132,034New
Abn Amro Investment Solutions127,666$18.1M0.37%−2,665−2.0%Reduced
Millennium Management LLC124,951$17.7M0.01%−727,098−85.3%Reduced
Callodine Capital Management, LP122,930$17.4M1.52%+122,930New
Caisse de Depot Et Placement du Quebec117,387$16.6M0.03%+20,457+21.1%Added
KLP Kapitalforvaltning AS110,243$15.6M0.06%−15,600−12.4%Reduced
ExodusPoint Capital Management, LP104,713$14.8M0.21%−58,450−35.8%Reduced
Envestnet Asset Management Inc102,150$14.5M0.00%−124−0.1%Reduced
California State Teachers Retirement System101,407$14.3M0.01%−187−0.2%Reduced
Glenmede Investment Management, LP100,313$14.2M0.07%−4,639−4.4%Reduced
Cubist Systematic Strategies, LLC99,391$14.1M0.20%−99,697−50.1%Reduced
Skylands Capital, LLC98,585$13.9M1.93%+110+0.1%Added
Credit Agricole S A97,595$13.8M0.05%+97,595New
National Pension Service95,495$13.5M0.01%+19,375+25.5%Added
Paradiem, LLC94,067$13.3M3.10%+85,047+942.9%Added
Macquarie Group Ltd93,384$13.2M0.02%−1,453−1.5%Reduced
Rakuten Investment Management, Inc.57,506$13.0M0.05%+57,506New
Citigroup Inc90,321$12.8M0.01%−28,779−24.2%Reduced
Mitsubishi UFJ Trust & Banking Corp90,117$12.7M0.03%−6,469−6.7%Reduced
Stifel Financial Corp89,531$12.7M0.01%+33,324+59.3%Added
Aptus Capital Advisors, LLC85,583$12.1M0.11%+9,947+13.2%Added
Carmignac Gestion85,000$12.0M0.18%+85,000New
Achmea Investment Management B.V.84,310$11.9M0.15%−8,350−9.0%Reduced
Distillate Capital Partners LLC82,555$11.7M0.61%−1,550−1.8%Reduced
South Dakota Investment Council82,192$11.6M0.23%−2,142−2.5%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.81,956$11.6M0.01%+12,314+17.7%Added
Boothbay Fund Management, LLC81,295$11.5M0.30%+46,022+130.5%Added
Ieq Capital, LLC80,685$11.4M0.03%+34,670+75.3%Added
Universal- Beteiligungs- und Servicegesellschaft mbH76,541$10.8M0.02%+29,258+61.9%Added
State Board of Administration of Florida Retirement System73,313$10.4M0.02%−9,077−11.0%Reduced
Storebrand Asset Management AS71,351$10.1M0.03%−9,354−11.6%Reduced
Wedge Capital Management L L P70,963$10.0M0.17%−6,659−8.6%Reduced
Kingsview Wealth Management, LLC69,720$9.86M0.15%+137+0.2%Added
Handelsbanken Fonder AB68,819$9.73M0.03%+46,519+208.6%Added
Regents Gate Capital LLP68,190$9.65M3.42%+31,965+88.2%Added
Rafferty Asset Management, LLC67,621$9.57M0.03%+36,173+115.0%Added
BNP Paribas Arbitrage, SA67,086$9.49M0.01%+29,486+78.4%Added
HRT Financial LP66,686$9.43M0.03%−48,353−42.0%Reduced
Korea Investment CORP64,774$9.16M0.02%−7,909−10.9%Reduced
Schonfeld Strategic Advisors LLC64,549$9.13M0.06%+11,162+20.9%Added
Aviva PLC63,324$8.96M0.02%+2,690+4.4%Added
Public Employees Retirement System of Ohio63,093$8.93M0.03%+29,087+85.5%Added
Manufacturers Life Insurance Company, The61,733$8.73M0.01%+10,263+19.9%Added
Hudson Bay Capital Management LP61,079$8.64M0.05%−13,507−18.1%Reduced
Susquehanna International Group, LLP59,068$8.36M0.01%+19,027+47.5%Added
New York State Teachers Retirement System57,546$8.14M0.02%−10,262−15.1%Reduced
Scopus Asset Management, L.P.57,100$8.08M0.19%+57,100New
Livforsakringsbolaget Skandia, Omsesidigt56,950$8.06M0.32%+1,200+2.2%Added
Magnetar Financial LLC56,847$8.04M0.05%−13,285−18.9%Reduced
Rathbone Brothers plc55,853$7.90M0.03%+4,508+8.8%Added
Advisors Capital Management, LLC54,166$7.66M0.09%+826+1.5%Added
SEI Investments Co53,536$7.57M0.01%+4,100+8.3%Added
CWM, LLC52,352$7.41M0.02%+8,073+18.2%Added
Fuller & Thaler Asset Management, Inc.51,124$7.23M0.02%+7,751+17.9%Added
M&G Plc50,574$7.13M0.04%+983+2.0%Added
Guinness Asset Management LTD50,466$7.12M0.11%−4,637−8.4%Reduced
Moore Capital Management, LP50,000$7.07M0.14%+50,000New
Marshall Wace, LLP49,587$7.01M0.01%−373,245−88.3%Reduced
Ashton Thomas Private Wealth, LLC48,843$6.91M0.18%+34,106+231.4%Added
LPL Financial LLC47,831$6.77M0.00%+2,979+6.6%Added
Swiss Life Asset Management Ltd47,751$6.75M0.04%+1,425+3.1%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.46,458$6.56M0.02%−53,878−53.7%Reduced
Teacher Retirement System of Texas45,201$6.39M0.03%−41,931−48.1%Reduced
State of Wisconsin Investment Board44,691$6.32M0.01%−1,684−3.6%Reduced
MetLife Investment Management43,004$6.08M0.03%−2,793−6.1%Reduced
HSBC Holdings PLC42,812$6.04M0.00%−28,712−40.1%Reduced
Comerica Bank42,101$5.96M0.02%+5,170+14.0%Added
Mirabella Financial Services LLP41,674$5.89M0.51%+41,674New
Moran Wealth Management, LLC41,457$5.86M0.18%−20,735−33.3%Reduced
Polar Capital Holdings Plc41,000$5.80M0.03%+41,000New
Promethos Capital, LLC40,930$5.79M1.55%+9,133+28.7%Added
Nicholas Company, Inc.40,575$5.74M0.10%+24,875+158.4%Added
DnB Asset Management AS40,512$5.73M0.02%+18,003+80.0%Added
Edgestream Partners, L.P.39,764$5.63M0.16%+21,761+120.9%Added
O'Shaughnessy Asset Management, LLC39,616$5.60M0.03%−15,066−27.6%Reduced
State of Alaska, Department of Revenue39,530$5.59M0.06%−599−1.5%Reduced
Mutual of America Capital Management LLC38,622$5.46M0.06%−3,676−8.7%Reduced
WealthBridge Investment Counsel Inc.38,545$5.45M1.68%−575−1.5%Reduced
Amalgamated Bank38,242$5.41M0.04%−604−1.6%Reduced
Treasurer of the State of North Carolina38,160$5.40M0.02%−1,492−3.8%Reduced
FineMark National Bank & Trust37,998$5.38M0.18%+547+1.5%Added
Police & Firemen's Retirement System of New Jersey37,587$5.32M0.04%+5,173+16.0%Added
Grantham, Mayo, Van Otterloo & Co. LLC36,913$5.22M0.01%−5,933−13.8%Reduced
New York State Common Retirement Fund36,752$5.20M0.01%−1,400−3.7%Reduced
Squarepoint Ops LLC35,495$5.02M0.01%−372,122−91.3%Reduced
Foster & Motley Inc35,372$5.00M0.27%−2,551−6.7%Reduced
Cambridge Investment Research Advisors, Inc.35,095$4.96M0.01%+1,603+4.8%Added
State of Tennessee, Treasury Department35,056$4.96M0.02%00.0%Unchanged
Danske Bank A/S34,964$4.95M0.01%+3,578+11.4%Added
SRS Capital Advisors, Inc.33,192$4.70M0.07%+32,986+16,012.6%Added
Rockefeller Capital Management L.P.33,116$4.68M0.01%−1,126−3.3%Reduced
J. Safra Sarasin Holding AG33,010$4.67M0.08%+2,047+6.6%Added
Horizon Investments, LLC33,157$4.66M0.06%+6,347+23.7%Added
CI Private Wealth, LLC32,743$4.63M0.01%+7,546+29.9%Added
Standard Life Aberdeen plc32,639$4.60M0.01%+779+2.4%Added
Mn Services Vermogensbeheer B.V.32,290$4.57M0.03%00.0%Unchanged
Level Four Advisory Services, LLC32,148$4.55M0.16%−3,723−10.4%Reduced
Benson Investment Management Company, Inc.31,675$4.48M1.53%+140+0.4%Added
Asset Management One Co.,Ltd.31,668$4.48M0.01%+198+0.6%Added