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

Group One 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
2026 Q1	–	Sell	-1,000	Closed	-$29K	–	7595
2025 Q4	$29K	Buy	+1,000	New	+$29.2K	﹤0.01%	6049
2025 Q3	–	Sell	-500	Closed	-$12.1K	–	8363
2025 Q2	$12.1K	Buy	+500	New	+$9.98K	﹤0.01%	6600
2025 Q1	–	Sell	-3,600	Closed	-$70.3K	–	7550
2024 Q4	$70.3K	Buy	+3,600	New	+$64.9K	﹤0.01%	4809

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

Group One Trading's ARKX Position: Q1 2026 in Review

Group One Trading opened a new position in ARK Space & Defense Innovation ETF (ARKX) in Q1 2026: 731 shares worth $21.5K. The stake represents ﹤0.01% of the portfolio and ranks #5921 among its holdings. This is a return to the name: Group One Trading previously reported a position in ARKX as recently as Q1 2025.

Group One Trading first reported a position in ARKX in Q1 2025 and has held it in 2 quarters since. 127 funds tracked by Wall St. Rank hold ARKX as of Q1 2026.

Group One Trading held 731 shares of ARK Space & Defense Innovation ETF worth $21.5K as of Q1 2026.
ARK Space & Defense Innovation ETF was a new Group One Trading position in Q1 2026.
ARK Space & Defense Innovation ETF made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #5921 holding.
Group One Trading first reported a position in ARK Space & Defense Innovation ETF in Q1 2025 and has held it in 2 quarters since.
127 funds tracked by Wall St. Rank held ARK Space & Defense Innovation ETF as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.