Jane Street’s Tuttle Capital MSTR 0DTE Covered Call ETF MSTK Stock Holding History

Jane Street’s Portfolio MSTK Stock Details MSTK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-15,857	Closed	-$175K	–	13615
2025 Q4	$175K	Buy	+15,857	New	+$261K	﹤0.01%	9831

Other funds holding MSTK

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Jane Street's MSTK Position: Q1 2026 in Review

Jane Street sold out of Tuttle Capital MSTR 0DTE Covered Call ETF (MSTK) in Q1 2026, closing a stake of 15,857 shares — an estimated $175K sold.

Jane Street first reported a position in MSTK in Q4 2025 and held it in 1 quarter. The position peaked at $175K in Q4 2025. 1 fund tracked by Wall St. Rank holds MSTK as of Q1 2026.

Jane Street reported no remaining Tuttle Capital MSTR 0DTE Covered Call ETF position as of Q1 2026 after selling out during the quarter.
Jane Street sold 15,857 Tuttle Capital MSTR 0DTE Covered Call ETF shares in Q1 2026, an estimated $175K.
Jane Street first reported a position in Tuttle Capital MSTR 0DTE Covered Call ETF in Q4 2025 and held it in 1 quarter.
Jane Street's Tuttle Capital MSTR 0DTE Covered Call ETF position peaked at $175K in Q4 2025.
1 fund tracked by Wall St. Rank held Tuttle Capital MSTR 0DTE Covered Call ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.