Jane Street’s Defiance Enhanced Long Vol ETF VIXI Stock Holding History

Jane Street’s Portfolio VIXI Stock Details VIXI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-173,265	Closed	-$2.58M	–	12912
2025 Q3	$2.58M	Buy	+173,265	New	+$2.87M	﹤0.01%	4466

Jane Street's VIXI Position: Q4 2025 in Review

Jane Street sold out of Defiance Enhanced Long Vol ETF (VIXI) in Q4 2025, closing a stake of 173,265 shares — an estimated $2.58M sold.

Jane Street first reported a position in VIXI in Q3 2025 and held it in 1 quarter. The position peaked at $2.58M in Q3 2025. 0 funds tracked by Wall St. Rank hold VIXI as of Q4 2025.

Jane Street reported no remaining Defiance Enhanced Long Vol ETF position as of Q4 2025 after selling out during the quarter.
Jane Street sold 173,265 Defiance Enhanced Long Vol ETF shares in Q4 2025, an estimated $2.58M.
Jane Street first reported a position in Defiance Enhanced Long Vol ETF in Q3 2025 and held it in 1 quarter.
Jane Street's Defiance Enhanced Long Vol ETF position peaked at $2.58M in Q3 2025.
0 funds tracked by Wall St. Rank held Defiance Enhanced Long Vol ETF as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.