Jane Street’s Twenty One Capital Inc XXI Stock Holding History

Jane Street’s Portfolio XXI Stock Details XXI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$143K	Sell	28,900 -17,900	-38%	-$126K	﹤0.01%	10384
2026 Q1	$300K	Buy	46,800 +4,000	+9%	+$29.3K	﹤0.01%	9246
2025 Q4	$375K	Buy	+42,800	New	+$447K	﹤0.01%	8345

Other funds holding XXI

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

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

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

Cantor Fitzgerald New York $9.31B AUM 73.66% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

AFM

Anson Funds Management Dallas, Texas $1.68B AUM 373.57% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Jane Street's XXI Position: Q2 2026 in Review

Jane Street sold out of Twenty One Capital Inc (XXI) in Q2 2026, closing a stake of 266,382 shares — an estimated $1.87M sold.

Jane Street first reported a position in XXI in Q4 2025 and held it in 2 quarters. The position peaked at $22.8M in Q4 2025. 68 funds tracked by Wall St. Rank hold XXI as of Q2 2026.

Jane Street reported no remaining Twenty One Capital Inc position as of Q2 2026 after selling out during the quarter.
Jane Street sold 266,382 Twenty One Capital Inc shares in Q2 2026, an estimated $1.87M.
Jane Street first reported a position in Twenty One Capital Inc in Q4 2025 and held it in 2 quarters.
Jane Street's Twenty One Capital Inc position peaked at $22.8M in Q4 2025.
68 funds tracked by Wall St. Rank held Twenty One Capital Inc as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.