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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
Jackson, Grant Investment Advisers, Inc.12$1.30K0.00%00.0%Unchanged
Osbon Capital Management LLC12$1.30K0.00%00.0%Unchanged
Addison Advisors LLC12$1.30K0.00%00.0%Unchanged
DHJJ Financial Advisors, Ltd.12$1.30K0.00%00.0%Unchanged
Orion Capital Management LLC12$1.30K0.00%00.0%Unchanged
ZRC Wealth Management, LLC11$1.19K0.00%+11New
Aspect Partners, LLC11$1.19K0.00%00.0%Unchanged
Valley National Advisers Inc10$1.00K0.00%00.0%Unchanged
Avion Wealth17$1.00K0.00%+5+41.7%Added
Asset Dedication, LLC9$9740.00%00.0%Unchanged
Webster Bank, N. A.9$9740.00%00.0%Unchanged
Golden State Wealth Management, LLC8$8770.00%00.0%Unchanged
Investment Counsel Co of Nevada8$8660.00%00.0%Unchanged
MV Capital Management, Inc.8$8660.00%+3+60.0%Added
Prestige Wealth Management Group LLC7$7640.00%+2+40.0%Added
American Capital Advisory, LLC7$7580.00%+3+75.0%Added
Legacy Wealth Managment, LLC6$6500.00%00.0%Unchanged
Hilton Head Capital Partners, LLC6$6490.00%00.0%Unchanged
Sunrise Financial Services, LLC6$6490.00%00.0%Unchanged
HFM Investment Advisors, LLC6$6490.00%+3+100.0%Added
Principia Wealth Advisory, LLC6$6490.00%+4+200.0%Added
Financial Management Professionals, Inc.5$5410.00%+5New
Quaker Wealth Management, LLC4$4330.00%−5−55.6%Reduced
USA Financial Portformulas Corp3$3250.00%−1−25.0%Reduced
NBT Bank N A3$3250.00%+3New
Curio Wealth, LLC3$3250.00%+3New
Beaird Harris Wealth Management, LLC2$2170.00%00.0%Unchanged
Seneschal Advisors, LLC2$2170.00%00.0%Unchanged
Godfrey Financial Associates, Inc.2$2160.00%00.0%Unchanged
Atlantic Union Bankshares Corp2$2160.00%+2New
AdvisorNet Financial, Inc2$2160.00%+2New
Horizon Investments, LLC2$2160.00%+2New
Vermillion Wealth Management, Inc.2$2160.00%+2New
International Assets Investment Management, LLC2$2150.00%+2New
Bartlett & Co. Wealth Management LLC1$1170.00%+1New
Hughes Financial Services, LLC1$1080.00%+1New
Measured Wealth Private Client Group, LLC0$320.00%−49−100.0%Reduced
Appaloosa LPSuperinvestorAppaloosa0$00.00%−950,000−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−436,400−100.0%Sold out
Virginia Retirement Systems Et Al0$00.00%−351,500−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−293,152−100.0%Sold out
Jane Street Group, LLC0$00.00%−253,777−100.0%Sold out
Bridgewater Associates, LP0$00.00%−246,565−100.0%Sold out
Interval Partners, LP0$00.00%−140,221−100.0%Sold out
HRT Financial LP0$00.00%−140,119−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−120,063−100.0%Sold out
Voss Capital, LLC0$00.00%−115,000−100.0%Sold out
Carmignac Gestion0$00.00%−105,800−100.0%Sold out
Renaissance Technologies LLC0$00.00%−72,100−100.0%Sold out
Qsemble Capital Management, LP0$00.00%−70,074−100.0%Sold out
HITE Hedge Asset Management LLC0$00.00%−67,790−100.0%Sold out
Tribune Investment Group LP0$00.00%−67,000−100.0%Sold out
Moore Capital Management, LP0$00.00%−57,500−100.0%Sold out
Select Equity Group, L.P.0$00.00%−37,357−100.0%Sold out
Paradiem, LLC0$00.00%−35,846−100.0%Sold out
Alberta Investment Management Corp0$00.00%−33,796−100.0%Sold out
Picton Mahoney Asset Management0$00.00%−30,428−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−30,033−100.0%Sold out
EMG Holdings, L.P.0$00.00%−24,893−100.0%Sold out
Lynx Capital Group Ltd0$00.00%−24,090−100.0%Sold out
Hallstatt Advisors L.P.0$00.00%−23,200−100.0%Sold out
Ofi Invest Asset Management0$00.00%−25,297−100.0%Sold out
Oak Thistle LLC0$00.00%−18,227−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−17,410−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−15,780−100.0%Sold out
IMC-Chicago, LLC0$00.00%−14,627−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−14,536−100.0%Sold out
Weiss Asset Management LP0$00.00%−12,015−100.0%Sold out
Caxton Associates LLP0$00.00%−10,954−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−10,737−100.0%Sold out
Edgestream Partners, L.P.0$00.00%−10,250−100.0%Sold out
Guardian Wealth Advisors, LLC0$00.00%−10,000−100.0%Sold out
Quest Partners LLC0$00.00%−9,495−100.0%Sold out
LMR Partners LLP0$00.00%−8,505−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−7,988−100.0%Sold out
Quantbot Technologies LP0$00.00%−7,862−100.0%Sold out
Entropy Technologies, LP0$00.00%−7,795−100.0%Sold out
Cynosure Management, LLC0$00.00%−7,594−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−7,550−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−7,190−100.0%Sold out
Fortis Group Advisors, LLC0$00.00%−6,594−100.0%Sold out
Polymer Capital Management (US) LLC0$00.00%−6,803−100.0%Sold out
GTS Securities LLC0$00.00%−6,430−100.0%Sold out
Quadrature Capital Ltd0$00.00%−5,970−100.0%Sold out
Dai-Ichi Life Insurance Company, Ltd0$00.00%−5,500−100.0%Sold out
Group One Trading, L.P.0$00.00%−4,526−100.0%Sold out
AIA Group Ltd0$00.00%−4,503−100.0%Sold out
BI Asset Management Fondsmaeglerselskab A/S0$00.00%−4,261−100.0%Sold out
Axq Capital, LP0$00.00%−3,984−100.0%Sold out
Korea Investment CORP0$00.00%−3,957−100.0%Sold out
HighPoint Advisor Group LLC0$00.00%−3,858−100.0%Sold out
Royal London Asset Management Ltd0$00.00%−3,604−100.0%Sold out
Dakota Wealth Management0$00.00%−3,514−100.0%Sold out
Hilltop Holdings Inc.0$00.00%−3,476−100.0%Sold out
Brown Advisory Inc0$00.00%−3,292−100.0%Sold out
Virtu Financial LLC0$00.00%−3,286−100.0%Sold out
Fisher Asset Management, LLC0$00.00%−3,176−100.0%Sold out
Versor Investments LP0$00.00%−3,002−100.0%Sold out
Cozad Asset Management Inc0$00.00%−2,879−100.0%Sold out
Verity Asset Management, Inc.0$00.00%−2,815−100.0%Sold out