Simplex Trading’s Arqit Quantum ARQQ Stock Holding History

Simplex Trading’s Portfolio ARQQ Stock Details ARQQ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$341K	Buy	+11,472	New	+$187K	﹤0.01%	4074
2025 Q4	–	Sell	-17,793	Closed	-$615K	–	8467
2025 Q3	$689K	Buy	17,793 +17,492	+5,811%	+$606K	﹤0.01%	3445
2025 Q2	$11K	Sell	301 -1,181	-80%	-$25.3K	﹤0.01%	7221
2025 Q1	$20K	Buy	+1,482	New	+$29.2K	﹤0.01%	6568
2024 Q1	–	Sell	-414	Closed	-$6.1K	–	8798
2023 Q4	$4K	Sell	414 -121	-23%	-$1.53K	﹤0.01%	7932
2023 Q3	$7K	Sell	535 -147	-22%	-$3.59K	﹤0.01%	7393
2023 Q2	$20K	Sell	682 -772	-53%	-$23.3K	﹤0.01%	6757
2023 Q1	$50K	Buy	1,454 +1,011	+228%	+$47.8K	﹤0.01%	5916
2022 Q4	$40K	Buy	443 +23	+5%	+$3.38K	﹤0.01%	6135
2022 Q3	$59K	Buy	+420	New	+$64.6K	﹤0.01%	6203
2022 Q2	–	Sell	-564	Closed	-$117K	–	9883
2022 Q1	$219K	Sell	564 -1,230	-69%	-$496K	﹤0.01%	5032
2021 Q4	$1.07M	Buy	+1,794	New	+$999K	﹤0.01%	2760

Other funds holding ARQQ

PCM

Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return

Defiance ETFs New York $7.37B AUM

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

Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return

National Bank of Canada Montreal, Quebec, Canada $140B AUM 46.34% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $83.9B AUM 60.43% 1-Year Est. Return

KIG

Kessler Investment Group Columbus, Indiana $234M AUM 51.88% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Simplex Trading's ARQQ Position: Q2 2026 in Review

Simplex Trading opened a new position in Arqit Quantum (ARQQ) in Q2 2026: 11,472 shares worth $341K. The stake represents ﹤0.01% of the portfolio and ranks #4074 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ARQQ as recently as Q3 2025.

Simplex Trading first reported a position in ARQQ in Q4 2021 and has held it in 12 quarters since. The position peaked at $1.07M in Q4 2021. 64 funds tracked by Wall St. Rank hold ARQQ as of Q2 2026.

Simplex Trading held 11,472 shares of Arqit Quantum worth $341K as of Q2 2026.
Arqit Quantum was a new Simplex Trading position in Q2 2026.
Arqit Quantum made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #4074 holding.
Simplex Trading first reported a position in Arqit Quantum in Q4 2021 and has held it in 12 quarters since.
Simplex Trading's Arqit Quantum position peaked at $1.07M in Q4 2021.
64 funds tracked by Wall St. Rank held Arqit Quantum as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.