Optiver Holding’s Tradr 2X Long Innovation ETF TARK Stock Holding History

Optiver Holding’s Portfolio TARK Stock Details TARK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$842K	Buy	23,890 +20,306	+567%	+$895K	﹤0.01%	575
2025 Q4	$174K	Sell	3,584 -7,029	-66%	-$506K	﹤0.01%	734
2025 Q3	$871K	Sell	10,613 -18,768	-64%	-$1.23M	﹤0.01%	476
2025 Q2	$1.65M	Buy	+29,381	New	+$1.07M	﹤0.01%	283

Other funds holding TARK

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

Optiver Holding's TARK Position: Q1 2026 in Review

Optiver Holding increased its Tradr 2X Long Innovation ETF (TARK) stake by 567% in Q1 2026, buying an estimated $895K and bringing the position to 23,890 shares worth $842K. The position accounts for ﹤0.01% of the portfolio, ranked #575.

Optiver Holding first reported a position in TARK in Q2 2025 and has held it in 4 quarters since. The position peaked at $1.65M in Q2 2025. 2 funds tracked by Wall St. Rank hold TARK as of Q1 2026.

Optiver Holding held 23,890 shares of Tradr 2X Long Innovation ETF worth $842K as of Q1 2026.
Optiver Holding bought 20,306 Tradr 2X Long Innovation ETF shares in Q1 2026, an estimated $895K.
Tradr 2X Long Innovation ETF made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #575 holding.
Optiver Holding first reported a position in Tradr 2X Long Innovation ETF in Q2 2025 and has held it in 4 quarters since.
Optiver Holding's Tradr 2X Long Innovation ETF position peaked at $1.65M in Q2 2025.
2 funds tracked by Wall St. Rank held Tradr 2X Long Innovation ETF as of Q1 2026.

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