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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, Q1 2026

Institutional positions in Owens Corning as of Mar 31, 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
637
−2 vs. Q4 2025
Shares held
80.0M
+13.1M (+19.6%) vs. Q4 2025
Total value
$8.66B
+$1.12B (+14.8%) vs. Q4 2025
New holders
103
257 more added
Sold out
105
183 more reduced

11 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 637 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 heldQ1 2026: $8.66B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Owens Corning; share changes are against Q4 2025.

Institutions holding OC in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
CIBC Asset Management Inc2,732$295.7K0.00%−12−0.4%Reduced
Kendall Capital Management2,712$293.5K0.06%−143−5.0%Reduced
Kera Capital Partners, Inc.2,700$292.2K0.04%−464−14.7%Reduced
Harvest Investment Advisors, LLC2,682$290.2K0.16%+2,682New
Snowden Capital Advisors LLC2,669$289.3K0.01%+2,669New
Shelton Capital Management2,661$288.0K0.01%−169−6.0%Reduced
Baker Avenue Asset Management, LP2,650$286.8K0.01%+2,650New
SRS Capital Advisors, Inc.2,580$279.2K0.01%+2,247+674.8%Added
Allworth Financial LP2,543$275.2K0.00%+902+55.0%Added
MWA Asset Management2,437$263.7K0.14%+2,437New
Verus Capital Partners, LLC2,430$263.0K0.02%−315−11.5%Reduced
North Dakota State Investment Board2,426$262.5K0.01%−575−19.2%Reduced
Severin Investments, LLC2,409$260.7K0.22%+2,409New
Journey Strategic Wealth LLC2,395$259.2K0.01%+41+1.7%Added
Evergreen Capital Management LLC2,340$255.5K0.01%−102−4.2%Reduced
Sequoia Financial Advisors, LLC2,338$253.0K0.00%−1,234−34.5%Reduced
Inscription Capital, LLC2,267$245.3K0.03%+2,267New
Centiva Capital, LP2,266$245.2K0.01%+2,266New
Ingalls & Snyder LLC2,255$244.0K0.01%00.0%Unchanged
Rockefeller Capital Management L.P.2,242$242.7K0.00%+271+13.7%Added
Costello Asset Management, INC2,225$240.8K0.08%+25+1.1%Added
Lido Advisors, LLC2,202$239.7K0.00%+298+15.7%Added
Graham Capital Management, L.P.2,201$238.2K0.01%+2,201New
Dorato Capital Management2,100$237.1K0.18%00.0%Unchanged
Sendero Wealth Management, LLC2,190$237.0K0.03%+2,190New
Warren Averett Asset Management, LLC2,182$236.1K0.00%+2,182New
Riverwater Partners LLC2,171$234.9K0.08%−22−1.0%Reduced
AlphaGrep UK Ltd2,163$234.1K0.07%−1,626−42.9%Reduced
Family Management Corp2,145$232.1K0.03%+268+14.3%Added
Jackson Thornton Asset Management, LLC2,029$231.9K0.02%+2,029New
Aaron Wealth Advisors2,098$227.0K0.01%−622−22.9%Reduced
Western Pacific Wealth Management, LP2,070$224.0K0.23%+2,070New
GAMMA Investing LLC2,058$222.7K0.01%+831+67.7%Added
Nicolet Bankshares Inc2,069$221.9K0.01%+2,069New
Groesbeck Investment Management Corp2,026$219.0K0.43%+1,237+156.8%Added
EverSource Wealth Advisors, LLC2,016$218.2K0.01%+1,047+108.0%Added
Cresset Asset Management, LLC1,987$216.6K0.00%+7+0.4%Added
Fieldview Capital Management, LLC2,001$216.5K0.06%−6,071−75.2%Reduced
Radnor Capital Management, LLC2,000$216.4K0.03%00.0%Unchanged
Principal Street Partners, LLC1,968$213.0K0.03%+1,968New
Intrust Bank NA1,955$211.6K0.02%−134−6.4%Reduced
STRS Ohio1,951$211.1K0.00%−37−1.9%Reduced
Wexford Capital LP1,950$211.0K0.03%+1,088+126.2%Added
Gryphon Financial Partners LLC1,930$208.9K0.02%−71−3.5%Reduced
TD Private Client Wealth LLC1,901$205.7K0.00%−28−1.5%Reduced
Meiji Yasuda Asset Management Co Ltd.1,896$205.2K0.01%+10+0.5%Added
Fidelis Capital Partners, LLC1,890$204.5K0.01%+51+2.8%Added
MainStreet Investment Advisors LLC1,884$203.9K0.03%−1,110−37.1%Reduced
Nomura Holdings Inc1,869$202.3K0.00%−2,090−52.8%Reduced
RiverFront Investment Group, LLC1,869$202.3K0.00%00.0%Unchanged
Massmutual Trust Co FSB1,843$199.4K0.01%−188−9.3%Reduced
Oakum Bay Capital LLC1,800$194.8K0.10%+50+2.9%Added
Princeton Global Asset Management LLC1,694$183.3K0.03%+1,475+673.5%Added
Parallel Advisors, LLC1,675$181.3K0.00%−13−0.8%Reduced
Nomura Asset Management Co Ltd1,630$176.4K0.00%+73+4.7%Added
Steward Partners Investment Advisory, LLC1,458$157.8K0.00%+316+27.7%Added
Trust Co of Toledo NA1,250$135.3K0.01%00.0%Unchanged
CVA Family Office, LLC1,178$127.5K0.01%+123+11.7%Added
Grove Bank & Trust1,173$126.9K0.01%+3+0.3%Added
Ronald Blue Trust, Inc.1,076$116.4K0.00%+563+109.7%Added
Bessemer Group Inc1,056$115.0K0.00%−3,075−74.4%Reduced
Advisors Asset Management, Inc.1,008$109.1K0.00%+216+27.3%Added
Anchor Investment Management, LLC1,000$108.2K0.01%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.916$99.1K0.00%+724+377.1%Added
Key Financial Inc908$98.3K0.02%00.0%Unchanged
Employees Retirement System of Texas904$98.0K0.00%00.0%Unchanged
Bank of New Hampshire900$97.4K0.02%00.0%Unchanged
Versant Capital Management, Inc894$96.7K0.01%−373−29.4%Reduced
Palouse Capital Management, Inc.892$96.5K0.06%−147−14.1%Reduced
Signaturefd, LLC890$96.3K0.00%−36−3.9%Reduced
CoreFirst Bank & Trust880$95.2K0.05%00.0%Unchanged
Sound Income Strategies, LLC865$92.8K0.00%00.0%Unchanged
Curat Global, LLC842$91.1K0.09%00.0%Unchanged
Advisory Services Network, LLC820$88.8K0.00%+820New
Covestor Ltd813$88.0K0.06%−175−17.7%Reduced
Cohen & Steers, Inc.800$87.0K0.00%00.0%Unchanged
SJS Investment Consulting Inc.763$82.6K0.01%+591+343.6%Added
Mather Group, LLC.667$72.2K0.00%+667New
Umb Bank N A651$70.5K0.00%+25+4.0%Added
Essential Partners LLC568$61.5K0.02%−157−21.7%Reduced
Glen Eagle Advisors, LLC559$60.5K0.01%+166+42.2%Added
Caitlin John, LLC522$56.5K0.03%+16+3.2%Added
Assetmark, Inc470$50.9K0.00%−387−45.2%Reduced
Deseret Mutual Benefit Administrators464$50.2K0.02%+215+86.3%Added
Gould Capital, LLC449$48.6K0.03%+210+87.9%Added
Smartleaf Asset Management LLC460$48.0K0.00%+80+21.1%Added
V-Square Quantitative Management LLC438$47.4K0.01%00.0%Unchanged
Atlas Capital Advisors LLC426$46.1K0.01%−1,299−75.3%Reduced
Root Financial Partners, LLC419$45.3K0.00%+285+212.7%Added
Innovative Asset Advisors Group, LLC415$45.2K0.03%+415New
Colonial Trust Co400$43.3K0.01%00.0%Unchanged
Bangor Savings Bank400$43.3K0.00%+200+100.0%Added
IFP Advisors, Inc396$42.9K0.00%−113−22.2%Reduced
Parkside Financial Bank & Trust377$40.8K0.00%+203+116.7%Added
Stance Capital LLC377$40.8K0.02%+377New
True Wealth Design, LLC368$39.8K0.01%+274+291.5%Added
Bullock Wealth Management Group368$39.5K0.02%−150−29.0%Reduced
TD Waterhouse Canada Inc.368$39.5K0.00%+218+145.3%Added
Clayton Financial Group LLC358$38.7K0.02%00.0%Unchanged
Silver Grove Financial Group, Inc.350$37.9K0.03%+350New