Hallstatt Advisors’s Owens Corning OC Stock Holding History

Hallstatt Advisors’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
2026 Q1	–	Sell	-23,200	Closed	-$2.6M	–	20
2025 Q4	$2.6M	Buy	+23,200	New	+$2.72M	1.93%	15

Other funds holding OC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

DSA

Davis Selected Advisers Tucson, Arizona $23.3B AUM 26.95% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Hallstatt Advisors's OC Position: Q1 2026 in Review

Hallstatt Advisors sold out of Owens Corning (OC) in Q1 2026, closing a stake of 23,200 shares — an estimated $2.6M sold.

Hallstatt Advisors first reported a position in OC in Q4 2025 and held it in 1 quarter. The position peaked at $2.6M in Q4 2025. 635 funds tracked by Wall St. Rank hold OC as of Q1 2026.

Hallstatt Advisors reported no remaining Owens Corning position as of Q1 2026 after selling out during the quarter.
Hallstatt Advisors sold 23,200 Owens Corning shares in Q1 2026, an estimated $2.6M.
Hallstatt Advisors first reported a position in Owens Corning in Q4 2025 and held it in 1 quarter.
Hallstatt Advisors's Owens Corning position peaked at $2.6M in Q4 2025.
635 funds tracked by Wall St. Rank held Owens Corning as of Q1 2026.

Based on Hallstatt Advisors's 13F filing for Q1 2026, filed 7 May 2026.