OC

Owens Corning Inc

TickerOC
Sector · IndustryIndustrialsBuilding Products & Equipment
13D/G
SecurityCommon Stock · US
CUSIP690742101

227
Holders
(10 Elite)
$11.2B
Total Value
51% (243)
Consensus
125 buying118 selling
Fund holdings as of

OC institutional ownership changes in Q2 2026: 125 institutions opened or added positions, 118 trimmed or exited. OC (Owens Corning Inc) is held by 227 institutional investors as of Q2 2026. Top institutional shareholders: BlackRock, Inc. ($1.4B), Vanguard Portfolio Management LLC ($869.3M), AQR Capital Management LLC ($577.9M). Institutions were buying, on balance.

OC

Smart Money Verdict

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Held by 227 funds
10 elite

Who's Trading

Source dates: Price Nov 6, 2026 · Insiders Oct 28, 2026 · Activists Jun 4, 2026 · Congress Aug 5, 2026

InsiderMBMarcon Rachel BarthelemyTax 858 sh
InsiderFWFister Todd WTax 1K sh
InsiderDNDel Monaco NicolasTax 856 sh
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Top Holders

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Action
Decreased
8.8M(-4.3%)$1.4B0.0%-27.30%
0
Decreased
5.5M(-0.7%)$869.3M0.0%+13.51%
0
Increased
3.7M(+44.8%)$577.9M0.2%-1.97%
51
Increased
3.6M(+0.3%)$577.1M0.0%+13.33%
31
Increased
3.1M(+1.1%)$492.4M0.0%+72.16%
32
Increased
3M(+6.8%)$469.2M0.1%+79.22%
33
Increased
2.9M(+33.1%)$460.9M0.3%-5.92%
48
Increased
2.3M(+10.4%)$358.5M0.2%+9.81%
41
Decreased
2.2M(-0.0%)$352.6M0.1%+8.05%
0
Decreased
2.1M(-0.9%)$330.7M1.4%+56.93%
0
Increased
1.9M(+2.0%)$324.8M0.0%+112.52%
32
Increased
1.7M(+10.8%)$268.5M0.0%-18.64%
34
Increased
1.3M(+11.4%)$198.7M0.2%+0.65%
41
Increased
1.2M(+263.1%)$193.5M0.2%-18.54%
59
Increased
1.1M(+19.7%)$174.1M0.2%+0.03%
43
Decreased
1.1M(-14.0%)$167M0.0%-13.31%
0
Decreased
957,875(-25.1%)$152.3M0.1%+6.61%
0
Decreased
1M(-14.4%)$150.8M0.2%+42.59%
0
Increased
840,997(+13.0%)$133.7M0.0%+14.47%
34
Increased
777,568(+6.2%)$123.6M0.0%+10.01%
32

Showing 1-20 of 248

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Latest insider trades
InsiderTradeTraded
Marcon Rachel BarthelemyTax 858 sh
Fister Todd WTax 1K sh
Del Monaco NicolasTax 856 sh
Marcon Rachel BarthelemySell $130K
Collins Jonathan MarkVest 20K sh
Marcon Rachel BarthelemyVest 7K sh
Del Monaco NicolasVest 7K sh
Canovas De La Nuez Jose ManuelVest 3K sh
Lonergan Edward FVest 581 sh
Williams John DavidVest 296 sh
Latest Congress trades
MemberTradeTraded
Thomas H TubervilleSale $15,001 - $50,000
Thomas H TubervilleSale $15,001 - $50,000
Thomas H TubervilleSale $15,001 - $50,000
Thomas H TubervilleSale $15,001 - $50,000
Latest activist filings
FilerStakeFiled
BlackRock, Inc.10.0%
Vanguard Capital Management5.3%
Vanguard Portfolio Management6.9%
The Vanguard Group0.0%
BlackRock, Inc.9.6%
OCOCOwens Corning Inc

Other Industrials stocks held by institutions

Questions investors ask about OC

Who owns OC?

227 institutional investors held OC on June 30, 2026, led by BlackRock, Inc. ($1.4B), Vanguard Portfolio Management LLC ($869.3M) and AQR Capital Management LLC ($577.9M).

How many hedge funds hold OC?

227 institutional investors reported OC in their 13F filings for the quarter ended June 30, 2026, $11.2B in all. 10 of them are rated Elite.

Are institutions buying or selling OC?

Buying, on balance. In Q2 2026, 125 institutions opened or added to positions in OC and 118 institutions trimmed or exited.

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer

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