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, Q2 2026
Institutional positions in Owens Corning as of Jun 30, 2026. 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
- 693
- +66 vs. Q1 2026
- Shares held
- 83.0M
- +3.19M (+4.0%) vs. Q1 2026
- Total value
- $13.1B
- +$4.50B (+52.1%) vs. Q1 2026
- New holders
- 139
- 230 more added
- Sold out
- 73
- 222 more reduced
10 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 693 | $13.1B |
| Q1 2026 | 637 | $8.66B |
| Q4 2025 | 650 | $8.77B |
| Q3 2025 | 717 | $10.8B |
| Q2 2025 | 702 | $10.7B |
| Q1 2025 | 724 | $11.0B |
| Q4 2024 | 777 | $13.1B |
| Q3 2024 | 733 | $13.7B |
| Q2 2024 | 720 | $13.7B |
| Q1 2024 | 671 | $12.9B |
| Q4 2023 | 641 | $11.6B |
| Q3 2023 | 615 | $11.1B |
| Q2 2023 | 561 | $10.8B |
| Q1 2023 | 536 | $8.24B |
| Q4 2022 | 534 | $7.42B |
| Q3 2022 | 499 | $7.14B |
| Q2 2022 | 493 | $6.71B |
| Q1 2022 | 489 | $8.37B |
| Q4 2021 | 510 | $8.32B |
| Q3 2021 | 461 | $8.03B |
| Q2 2021 | 460 | $9.40B |
| Q1 2021 | 443 | $8.97B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Owens Corning; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Handelsbanken Fonder AB | 113,858 | $18.1M | 0.05% | −15,334−11.9% | Reduced |
| ARGA Investment Management, LP | 110,797 | $17.6M | 0.45% | −50,845−31.5% | Reduced |
| KBC Group NV | 106,197 | $16.9M | 0.04% | −31,749−23.0% | Reduced |
| BCV Asset Management Inc. | 104,466 | $16.3M | 0.49% | −2,019−1.9% | Reduced |
| William Blair Investment Management, LLC | 100,127 | $15.9M | 0.05% | −4,345−4.2% | Reduced |
| Pictet Asset Management Holding SA | 96,712 | $15.4M | 0.01% | +3,913+4.2% | Added |
| California State Teachers Retirement System | 92,927 | $14.8M | 0.01% | −2,197−2.3% | Reduced |
| M&G Plc | 89,832 | $14.3M | 0.07% | +9,823+12.3% | Added |
| Wedge Capital Management L L P | 89,748 | $14.3M | 0.24% | −8,565−8.7% | Reduced |
| Stifel Financial Corp | 84,081 | $13.4M | 0.01% | −4,385−5.0% | Reduced |
| Cincinnati Specialty Underwriters Insurance CO | 83,700 | $13.3M | 2.96% | 00.0% | Unchanged |
| Grantham, Mayo, Van Otterloo & Co. LLC | 81,790 | $13.0M | 0.03% | −1,900−2.3% | Reduced |
| Vanguard Asset Management, Ltd | 80,186 | $12.7M | 0.01% | +7,713+10.6% | Added |
| Brightline Capital Management, LLC | 80,000 | $12.7M | 2.76% | +80,000 | New |
| Man Group plc | 78,477 | $12.5M | 0.02% | −37,809−32.5% | Reduced |
| ABN AMRO Bank N.V. | 78,255 | $12.5M | 0.16% | −34,763−30.8% | Reduced |
| Rafferty Asset Management, LLC | 77,454 | $12.3M | 0.03% | +12,197+18.7% | Added |
| Aptus Capital Advisors, LLC | 77,071 | $12.3M | 0.09% | +550+0.7% | Added |
| Cerity Partners LLC | 76,842 | $12.2M | 0.01% | +39,643+106.6% | Added |
| Nomura Asset Management International Inc. | 73,671 | $11.7M | 0.02% | −759−1.0% | Reduced |
| Tiptree Advisors, LLC | 72,000 | $11.4M | 7.07% | +12,000+20.0% | Added |
| Edgestream Partners, L.P. | 67,692 | $10.8M | 0.32% | +67,692 | New |
| Creative Planning | 67,186 | $10.7M | 0.01% | +25,325+60.5% | Added |
| Mercer Global Advisors Inc | 66,612 | $10.6M | 0.01% | +22,767+51.9% | Added |
| State Board of Administration of Florida Retirement System | 65,194 | $10.4M | 0.02% | −1,380−2.1% | Reduced |
| Guinness Asset Management LTD | 65,014 | $10.3M | 0.17% | +1,402+2.2% | Added |
| ExodusPoint Capital Management, LP | 64,106 | $10.2M | 0.09% | −7,774−10.8% | Reduced |
| Manufacturers Life Insurance Company, The | 63,629 | $10.1M | 0.01% | +1,536+2.5% | Added |
| Allianz Asset Management GmbH | 63,373 | $10.1M | 0.01% | +36,078+132.2% | Added |
| Robeco Schweiz AG | 60,000 | $9.54M | 0.15% | +39,500+192.7% | Added |
| Commerce Bank | 57,015 | $9.06M | 0.04% | −1,439−2.5% | Reduced |
| Advisors Capital Management, LLC | 53,306 | $8.47M | 0.09% | −1,814−3.3% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 52,526 | $8.35M | 0.02% | −626−1.2% | Reduced |
| Rathbone Brothers plc | 51,981 | $8.26M | 0.03% | −9,157−15.0% | Reduced |
| South Dakota Investment Council | 50,865 | $8.09M | 0.14% | +2,000+4.1% | Added |
| Scopus Asset Management, L.P. | 50,000 | $7.95M | 0.19% | +50,000 | New |
| Great West Life Assurance Co | 49,095 | $7.80M | 0.01% | −29,460−37.5% | Reduced |
| Mackenzie Financial Corp | 47,203 | $7.50M | 0.01% | −36,042−43.3% | Reduced |
| Fifth Third Bancorp | 45,932 | $7.30M | 0.01% | −1,162−2.5% | Reduced |
| Vanguard Global Advisers, LLC | 45,754 | $7.27M | 0.00% | −1,921−4.0% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 45,641 | $7.26M | 0.01% | +2,505+5.8% | Added |
| New York State Teachers Retirement System | 45,588 | $7.25M | 0.01% | +2,662+6.2% | Added |
| Wealth Enhancement Advisory Services, LLC | 63,971 | $7.18M | 0.01% | +24,326+61.4% | Added |
| Hodges Capital Management Inc. | 41,982 | $6.67M | 0.44% | +37,428+821.9% | Added |
| Y-Intercept (Hong Kong) Ltd | 41,887 | $6.66M | 0.13% | +14,406+52.4% | Added |
| Cambridge Investment Research Advisors, Inc. | 40,676 | $6.47M | 0.01% | +2,391+6.2% | Added |
| CI Private Wealth, LLC | 40,157 | $6.38M | 0.01% | +11,841+41.8% | Added |
| Assenagon Asset Management S.A. | 39,577 | $6.29M | 0.01% | +35,066+777.3% | Added |
| LPL Financial LLC | 39,359 | $6.26M | 0.00% | +3,366+9.4% | Added |
| apricus wealth, LLC | 39,067 | $6.21M | 2.96% | +18,972+94.4% | Added |
| MetLife Investment Management | 38,757 | $6.16M | 0.03% | −1,665−4.1% | Reduced |
| Mirova | 38,350 | $6.10M | 0.23% | +10,462+37.5% | Added |
| New York State Common Retirement Fund | 37,925 | $6.03M | 0.01% | −37,959−50.0% | Reduced |
| SEB Asset Management AB | 37,864 | $6.02M | 0.02% | +37,864 | New |
| SG Americas Securities, LLC | 37,356 | $5.94M | 0.00% | −319,576−89.5% | Reduced |
| SummitTX Capital, L.P. | 37,302 | $5.93M | 0.16% | −106,059−74.0% | Reduced |
| Kestra Private Wealth Services, LLC | 37,213 | $5.92M | 0.07% | −1,991−5.1% | Reduced |
| Interval Partners, LP | 36,869 | $5.86M | 0.19% | +36,869 | New |
| Police & Firemen's Retirement System of New Jersey | 36,333 | $5.78M | 0.04% | +1,538+4.4% | Added |
| WealthBridge Investment Counsel Inc. | 36,185 | $5.75M | 1.54% | +2,465+7.3% | Added |
| Amalgamated Bank | 35,798 | $5.69M | 0.04% | −1,193−3.2% | Reduced |
| State of Alaska, Department of Revenue | 35,248 | $5.60M | 0.06% | −3,632−9.3% | Reduced |
| Militia Capital Management LLC | 35,000 | $5.56M | 1.00% | +35,000 | New |
| Level Four Advisory Services, LLC | 34,991 | $5.56M | 0.16% | −1,160−3.2% | Reduced |
| State of Tennessee, Treasury Department | 34,910 | $5.55M | 0.02% | +6,607+23.3% | Added |
| O'Shaughnessy Asset Management, LLC | 34,039 | $5.41M | 0.03% | +1,699+5.3% | Added |
| Treasurer of the State of North Carolina | 33,936 | $5.39M | 0.01% | −980−2.8% | Reduced |
| New Age Alpha Advisors, LLC | 33,705 | $5.36M | 0.23% | −22,695−40.2% | Reduced |
| Susquehanna International Group, LLP | 33,574 | $5.34M | 0.00% | +9,982+42.3% | Added |
| National Bank of Canada | 32,822 | $5.21M | 0.00% | +994+3.1% | Added |
| Storebrand Asset Management AS | 32,742 | $5.20M | 0.01% | +534+1.7% | Added |
| Eurizon Capital SGR S.p.A. | 32,501 | $5.14M | 0.01% | −49,055−60.1% | Reduced |
| Worldquant Millennium Advisors LLC | 32,052 | $5.09M | 0.02% | −7,826−19.6% | Reduced |
| Bank of Montreal | 31,167 | $4.95M | 0.00% | −745−2.3% | Reduced |
| Citadel Advisors LLC | 30,948 | $4.92M | 0.00% | +26,920+668.3% | Added |
| Mutual of America Capital Management LLC | 29,887 | $4.75M | 0.05% | −1,610−5.1% | Reduced |
| CastleKnight Management LP | 29,600 | $4.71M | 0.17% | +15,100+104.1% | Added |
| Foster & Motley Inc | 29,520 | $4.69M | 0.22% | −2,304−7.2% | Reduced |
| CIBC World Markets Inc. | 28,798 | $4.58M | 0.01% | +5,073+21.4% | Added |
| Manning & Napier Advisors LLC | 28,331 | $4.50M | 0.06% | −30.0% | Reduced |
| Hudson Bay Capital Management LP | 27,384 | $4.35M | 0.02% | +6,820+33.2% | Added |
| Adage Capital Partners GP, L.L.C. | 27,250 | $4.33M | 0.01% | +27,250 | New |
| Public Employees Retirement System of Ohio | 27,157 | $4.32M | 0.01% | +407+1.5% | Added |
| Covea Finance | 26,339 | $4.19M | 0.13% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 26,235 | $4.17M | 0.01% | −1,468−5.3% | Reduced |
| Thrivent Financial for Lutherans | 24,778 | $3.94M | 0.01% | −636−2.5% | Reduced |
| Colony Group, LLC | 24,624 | $3.91M | 0.00% | +6,543+36.2% | Added |
| Lee Danner & Bass Inc | 24,575 | $3.91M | 0.23% | −50−0.2% | Reduced |
| State of Wisconsin Investment Board | 24,558 | $3.90M | 0.01% | −414−1.7% | Reduced |
| Hancock Whitney Corp | 24,487 | $3.89M | 0.06% | +594+2.5% | Added |
| Yousif Capital Management, LLC | 24,286 | $3.86M | 0.04% | −1,978−7.5% | Reduced |
| Captrust Financial Advisors | 23,908 | $3.80M | 0.01% | +10,978+84.9% | Added |
| Graham Capital Management, L.P. | 23,797 | $3.78M | 0.10% | +21,596+981.2% | Added |
| Louisiana State Employees Retirement System | 23,600 | $3.75M | 0.06% | −200−0.8% | Reduced |
| Voya Investment Management LLC | 23,014 | $3.66M | 0.00% | +2,529+12.3% | Added |
| Swiss Life Asset Management Ltd | 22,786 | $3.62M | 0.01% | +53+0.2% | Added |
| Empowered Funds, LLC | 22,531 | $3.58M | 0.02% | −22,423−49.9% | Reduced |
| Arizona State Retirement System | 22,180 | $3.53M | 0.02% | −397−1.8% | Reduced |
| Ameritas Investment Partners, Inc. | 21,875 | $3.48M | 0.09% | −322−1.5% | Reduced |
| Paralel Advisors LLC | 21,345 | $3.39M | 0.13% | +2,615+14.0% | Added |