Simplex Trading’s ARK Space & Defense Innovation ETF ARKX Stock Holding History

Simplex Trading’s Portfolio ARKX Stock Details ARKX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-10,078	Closed	-$264K	–	9009
2025 Q2	$243K	Buy	10,078 +3,392	+51%	+$67.7K	﹤0.01%	4297
2025 Q1	$118K	Buy	+6,686	New	+$132K	﹤0.01%	4886
2024 Q2	–	Sell	-582	Closed	-$8.69K	–	8719
2024 Q1	$8K	Buy	+582	New	+$8.52K	﹤0.01%	7728
2023 Q4	–	Sell	-707	Closed	-$9.93K	–	8720
2023 Q3	$9K	Buy	+707	New	+$10.3K	﹤0.01%	7219
2022 Q3	–	Sell	-10,790	Closed	-$154K	–	9843
2022 Q2	$144K	Sell	10,790 -2,801	-21%	-$42.4K	﹤0.01%	5054
2022 Q1	$243K	Sell	13,591 -18,335	-57%	-$312K	﹤0.01%	4860
2021 Q4	$601K	Buy	31,926 +12,656	+66%	+$250K	﹤0.01%	3551
2021 Q3	$404K	Hold	19,270	–	–	﹤0.01%	4427
2021 Q2	$404K	Buy	+19,270	New	+$395K	﹤0.01%	4488

Other funds holding ARKX

LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return

FTUS

Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return

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

Cambridge Investment Research Advisors Fairfield, Iowa $38.8B AUM 21.88% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return

Quadrature Capital London, United Kingdom $8.4B AUM 63.34% 1-Year Est. Return

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

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

GTS Securities New York $2.83B AUM 21.76% 1-Year Est. Return

Simplex Trading's ARKX Position: Q3 2025 in Review

Simplex Trading sold out of ARK Space & Defense Innovation ETF (ARKX) in Q3 2025, closing a stake of 10,078 shares — an estimated $264K sold.

Simplex Trading first reported a position in ARKX in Q2 2021 and held it in 9 quarters. The position peaked at $601K in Q4 2021. 96 funds tracked by Wall St. Rank hold ARKX as of Q3 2025.

Simplex Trading reported no remaining ARK Space & Defense Innovation ETF position as of Q3 2025 after selling out during the quarter.
Simplex Trading sold 10,078 ARK Space & Defense Innovation ETF shares in Q3 2025, an estimated $264K.
Simplex Trading first reported a position in ARK Space & Defense Innovation ETF in Q2 2021 and held it in 9 quarters.
Simplex Trading's ARK Space & Defense Innovation ETF position peaked at $601K in Q4 2021.
96 funds tracked by Wall St. Rank held ARK Space & Defense Innovation ETF as of Q3 2025.

Based on Simplex Trading's 13F filing for Q3 2025, filed 12 Nov 2025.