MF
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Magnetar Financial’s Owens Corning OC Stock Holding History

Magnetar Financial’s Portfolio OC Stock Details OC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-56,847
Closed -$8.04M – 1138
2025
Q3 		$8.04M Sell
56,847
-13,285
-19% -$1.95M 0.05% 139
2025
Q2 		$9.64M Buy
70,132
+37,145
+113% +$5.13M 0.05% 112
2025
Q1 		$4.71M Buy
32,987
+26,737
+428% +$4.42M 0.06% 186
2024
Q4 		$1.06M Buy
6,250
+2,365
+61% +$442K 0.02% 270
2024
Q3 		$686K Buy
3,885
+2,601
+203% +$438K 0.01% 310
2024
Q2 		$223K Buy
+1,284
New +$222K ﹤0.01% 443
2022
Q3 		– Sell
-21,204
Closed -$1.58M – 1460
2022
Q2 		$1.58M Buy
+21,204
New +$1.87M 0.02% 805
2022
Q1 		– Sell
-2,795
Closed -$253K – 1473
2021
Q4 		$253K Sell
2,795
-1,901
-40% -$173K ﹤0.01% 1102
2021
Q3 		$402K Buy
+4,696
New +$442K ﹤0.01% 941
2020
Q1 		– Sell
-6,656
Closed -$433K – 587
2019
Q4 		$433K Sell
6,656
-6,013
-47% -$385K 0.01% 353
2019
Q3 		$801K Buy
+12,669
New +$725K 0.02% 278
2018
Q1 		– Sell
-7,470
Closed -$687K – 735
2017
Q4 		$687K Buy
+7,470
New +$629K 0.01% 315

Other funds holding OC

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
DSA
Davis Selected Advisers Tucson, Arizona $23.3B AUM 26.95% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Magnetar Financial's OC Position: Q4 2025 in Review

Magnetar Financial sold out of Owens Corning (OC) in Q4 2025, closing a stake of 56,847 shares — an estimated $8.04M sold.

Magnetar Financial first reported a position in OC in Q4 2017 and held it in 12 quarters. The position peaked at $9.64M in Q2 2025. 649 funds tracked by Wall St. Rank hold OC as of Q4 2025.

  • Magnetar Financial reported no remaining Owens Corning position as of Q4 2025 after selling out during the quarter.
  • Magnetar Financial sold 56,847 Owens Corning shares in Q4 2025, an estimated $8.04M.
  • Magnetar Financial first reported a position in Owens Corning in Q4 2017 and held it in 12 quarters.
  • Magnetar Financial's Owens Corning position peaked at $9.64M in Q2 2025.
  • 649 funds tracked by Wall St. Rank held Owens Corning as of Q4 2025.

Based on Magnetar Financial's 13F filing for Q4 2025, filed 17 Feb 2026.