Optiver Holding’s GraniteShares 2x Long BULL Daily ETF BULX Stock Holding History

Optiver Holding’s Portfolio BULX Stock Details BULX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$59.9K	Buy	25,373 +17,662	+229%	+$85K	﹤0.01%	939
2025 Q4	$54.6K	Buy	7,711 +5,413	+236%	+$70.9K	﹤0.01%	888
2025 Q3	$67.3K	Buy	+2,298	New	+$58.5K	﹤0.01%	741

Other funds holding BULX

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

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

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Optiver Holding's BULX Position: Q1 2026 in Review

Optiver Holding increased its GraniteShares 2x Long BULL Daily ETF (BULX) stake by 229% in Q1 2026, buying an estimated $85K and bringing the position to 25,373 shares worth $59.9K. The position accounts for ﹤0.01% of the portfolio, ranked #939.

Optiver Holding first reported a position in BULX in Q3 2025 and has held it in 3 quarters since. The position peaked at $67.3K in Q3 2025. 4 funds tracked by Wall St. Rank hold BULX as of Q1 2026.

Optiver Holding held 25,373 shares of GraniteShares 2x Long BULL Daily ETF worth $59.9K as of Q1 2026.
Optiver Holding bought 17,662 GraniteShares 2x Long BULL Daily ETF shares in Q1 2026, an estimated $85K.
GraniteShares 2x Long BULL Daily ETF made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #939 holding.
Optiver Holding first reported a position in GraniteShares 2x Long BULL Daily ETF in Q3 2025 and has held it in 3 quarters since.
Optiver Holding's GraniteShares 2x Long BULL Daily ETF position peaked at $67.3K in Q3 2025.
4 funds tracked by Wall St. Rank held GraniteShares 2x Long BULL Daily ETF as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.