Jane Street’s Roundhill Daily 2X Long Magnificent Seven ETF MAGX Stock Holding History

Jane Street’s Portfolio MAGX Stock Details MAGX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-17,005	Closed	-$786K	–	10848
2024 Q4	$786K	Buy	17,005 +3,676	+28%	+$154K	﹤0.01%	5839
2024 Q3	$483K	Buy	+13,329	New	+$449K	﹤0.01%	7235

Other funds holding MAGX

SFG

Socha Financial Group Corning, New York $246M AUM 33.12% 1-Year Est. Return

Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return

CCM

Coldstream Capital Management Bellevue, Washington $7.99B AUM 24.2% 1-Year Est. Return

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

Jane Street's MAGX Position: Q1 2025 in Review

Jane Street sold out of Roundhill Daily 2X Long Magnificent Seven ETF (MAGX) in Q1 2025, closing a stake of 17,005 shares — an estimated $786K sold.

Jane Street first reported a position in MAGX in Q3 2024 and held it in 2 quarters. The position peaked at $786K in Q4 2024. 4 funds tracked by Wall St. Rank hold MAGX as of Q1 2025.

Jane Street reported no remaining Roundhill Daily 2X Long Magnificent Seven ETF position as of Q1 2025 after selling out during the quarter.
Jane Street sold 17,005 Roundhill Daily 2X Long Magnificent Seven ETF shares in Q1 2025, an estimated $786K.
Jane Street first reported a position in Roundhill Daily 2X Long Magnificent Seven ETF in Q3 2024 and held it in 2 quarters.
Jane Street's Roundhill Daily 2X Long Magnificent Seven ETF position peaked at $786K in Q4 2024.
4 funds tracked by Wall St. Rank held Roundhill Daily 2X Long Magnificent Seven ETF as of Q1 2025.

Based on Jane Street's 13F filing for Q1 2025, filed 14 May 2025.