Owens Corning
635 hedge funds and large institutions have $8.66B invested in Owens Corning in 2026 Q1 according to their latest regulatory filings, with 103 funds opening new positions, 256 increasing their positions, 182 reducing their positions, and 107 closing their positions.
41% more repeat investments, than reductions
Existing positions increased: 256 | Existing positions reduced: 182
4.84% more ownership
Funds ownership: 94.72% → 99.56% (+4.8%)
1% less capital invested
Capital invested by funds: $8.76B → $8.66B (-$105M)
4% less first-time investments, than exits
New positions opened: 103 | Existing positions closed: 107
8% less call options, than puts
Call options by funds: $56.7M | Put options by funds: $61.6M
2% less funds holding
Funds holding: 648 → 635 (-13)
40% less funds holding in top 10
Funds holding in top 10: 5 → 3 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
American Century Companies
Kansas City,
Missouri
|
+$206M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
+$132M |
| 3 |
Allspring Global Investments
Charlotte,
North Carolina
|
+$123M |
| 4 |
UBS AM
Chicago,
Illinois
|
+$111M |
| 5 |
Nordea Investment Management
Stockholm,
Sweden
|
+$93.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$128M |
| 2 |
AL
Appaloosa LP
Short Hills,
New Jersey
|
-$106M |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
-$79.6M |
| 4 |
Empower Advisory Group
Greenwood Village,
Colorado
|
-$50.9M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
-$50.7M |
OC Hedge Fund Activity: Q1 2026 in Review
635 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in Owens Corning (OC) for Q1 2026, worth a combined $8.66B — down 1.2% from $8.76B a quarter earlier.
Sellers outnumbered buyers: 107 funds closed out of OC and 103 opened new positions — a net loss of 4 holders — while 182 trimmed existing stakes and 256 added.
The largest buyer was American Century Companies, adding an estimated $206M. The largest seller was T. Rowe Price Associates, cutting an estimated $128M.
- 635 institutional investors held Owens Corning (OC) as of Q1 2026, down from 648 in Q4 2025.
- Funds reported $8.66B of Owens Corning stock for Q1 2026, down 1.2% quarter-over-quarter.
- 103 funds opened new Owens Corning positions in Q1 2026 and 107 closed out, a net change of -4 holders.
- The largest Owens Corning buyer in Q1 2026 was American Century Companies, an estimated $206M added.
- The largest Owens Corning seller in Q1 2026 was T. Rowe Price Associates, an estimated $128M sold.
Based on aggregated 13F filings for Q1 2026.