Optiver Holding’s Opendoor OPEN Stock Holding History

Optiver Holding’s Portfolio OPEN Stock Details OPEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-8,887	Closed	-$68.5K	–	2833
2025 Q3	$68.5K	Buy	+8,887	New	+$36K	﹤0.01%	737

Other funds holding OPEN

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Lennar Corp Miami, Florida $63.2M AUM

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

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

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return

Optiver Holding's OPEN Position: Q4 2025 in Review

Optiver Holding sold out of Opendoor (OPEN) in Q4 2025, closing a stake of 8,887 shares — an estimated $68.5K sold.

Optiver Holding first reported a position in OPEN in Q3 2025 and held it in 1 quarter. The position peaked at $68.5K in Q3 2025. 357 funds tracked by Wall St. Rank hold OPEN as of Q4 2025.

Optiver Holding reported no remaining Opendoor position as of Q4 2025 after selling out during the quarter.
Optiver Holding sold 8,887 Opendoor shares in Q4 2025, an estimated $68.5K.
Optiver Holding first reported a position in Opendoor in Q3 2025 and held it in 1 quarter.
Optiver Holding's Opendoor position peaked at $68.5K in Q3 2025.
357 funds tracked by Wall St. Rank held Opendoor as of Q4 2025.

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