Citigroup’s Tradr 2X Long MDB Daily ETF MDBX Stock Holding History

Citigroup’s Portfolio MDBX Stock Details MDBX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$19	Hold	1	–	–	﹤0.01%	5698
2025 Q4	$71	Buy	+1	New	+$56	﹤0.01%	5684

Other funds holding MDBX

Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return

Simplex Trading Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return

Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return

Citigroup's MDBX Position: Q1 2026 in Review

Citigroup held its Tradr 2X Long MDB Daily ETF (MDBX) position steady in Q1 2026 at 1 share worth $19. The position accounts for ﹤0.01% of the portfolio, ranked #5698.

Citigroup first reported a position in MDBX in Q4 2025 and has held it in 2 quarters since. The position peaked at $71 in Q4 2025. 4 funds tracked by Wall St. Rank hold MDBX as of Q1 2026.

Citigroup held 1 share of Tradr 2X Long MDB Daily ETF worth $19 as of Q1 2026.
Citigroup left its Tradr 2X Long MDB Daily ETF share count unchanged in Q1 2026.
Tradr 2X Long MDB Daily ETF made up ﹤0.01% of Citigroup's portfolio in Q1 2026, its #5698 holding.
Citigroup first reported a position in Tradr 2X Long MDB Daily ETF in Q4 2025 and has held it in 2 quarters since.
Citigroup's Tradr 2X Long MDB Daily ETF position peaked at $71 in Q4 2025.
4 funds tracked by Wall St. Rank held Tradr 2X Long MDB Daily ETF as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.