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

Citadel Advisors’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 Q2	$228K	Buy	+4,744	New	+$209K	﹤0.01%	11765
2025 Q2	–	Sell	-7,575	Closed	-$275K	–	15024
2025 Q1	$216K	Buy	7,575 +4,281	+130%	+$187K	﹤0.01%	10311
2024 Q4	$144K	Sell	3,294 -2,706	-45%	-$110K	﹤0.01%	10957
2024 Q3	$195K	Sell	6,000 -13,236	-69%	-$397K	﹤0.01%	10188
2024 Q2	$566K	Sell	19,236 -4,780	-20%	-$149K	﹤0.01%	7808
2024 Q1	$958K	Buy	24,016 +11,102	+86%	+$431K	﹤0.01%	6997
2023 Q4	$595K	Sell	12,914 -44,764	-78%	-$1.47M	﹤0.01%	7709
2023 Q3	$1.62M	Sell	57,678 -26,630	-32%	-$953K	﹤0.01%	5602
2023 Q2	$3.11M	Buy	84,308 +50,554	+150%	+$1.55M	﹤0.01%	4405
2023 Q1	$1.09M	Buy	+33,754	New	+$1.02M	﹤0.01%	6591
2022 Q4	–	Sell	-5,723	Closed	-$198K	–	15446
2022 Q3	$198K	Sell	5,723 -268	-4%	-$13.7K	﹤0.01%	10411
2022 Q2	$261K	Buy	+5,991	New	+$317K	﹤0.01%	10129

Other funds holding TARK

Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

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

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

Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

Citadel Advisors's TARK Position: Q2 2026 in Review

Citadel Advisors opened a new position in Tradr 2X Long Innovation ETF (TARK) in Q2 2026: 4,744 shares worth $228K. The stake represents ﹤0.01% of the portfolio and ranks #11765 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in TARK as recently as Q1 2025.

Citadel Advisors first reported a position in TARK in Q2 2022 and has held it in 12 quarters since. The position peaked at $3.11M in Q2 2023. 7 funds tracked by Wall St. Rank hold TARK as of Q2 2026.

Citadel Advisors held 4,744 shares of Tradr 2X Long Innovation ETF worth $228K as of Q2 2026.
Tradr 2X Long Innovation ETF was a new Citadel Advisors position in Q2 2026.
Tradr 2X Long Innovation ETF made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #11765 holding.
Citadel Advisors first reported a position in Tradr 2X Long Innovation ETF in Q2 2022 and has held it in 12 quarters since.
Citadel Advisors's Tradr 2X Long Innovation ETF position peaked at $3.11M in Q2 2023.
7 funds tracked by Wall St. Rank held Tradr 2X Long Innovation ETF as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.