Jane Street’s Q/C Technologies Inc QCLS Stock Holding History

Jane Street’s Portfolio QCLS Stock Details QCLS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$340K	Sell	87,241 -38,947	-31%	-$151K	﹤0.01%	8932
2026 Q1	$435K	Buy	126,188 +85,702	+212%	+$348K	﹤0.01%	8382
2025 Q4	$162K	Buy	+40,486	New	+$171K	﹤0.01%	9880
2025 Q3	–	Sell	-352	Closed	-$4.33K	–	12032
2025 Q2	$4.33K	Buy	+352	New	+$7.07K	﹤0.01%	9442
2024 Q1	–	Sell	-19	Closed	-$14.9K	–	10239
2023 Q4	$14.9K	Buy	+19	New	+$19.7K	﹤0.01%	8940
2022 Q4	–	Sell	-5	Closed	-$39K	–	10314
2022 Q3	$39K	Buy	5 +1	+25%	+$11K	﹤0.01%	9015
2022 Q2	$28K	Buy	+4	New	+$36.6K	﹤0.01%	9080
2022 Q1	–	Sell	-6	Closed	-$109K	–	11153
2021 Q4	$109K	Buy	+6	New	+$136K	﹤0.01%	9204
2018 Q3	–	Hold	0	–	-$10K	–	5820
2018 Q2	–	Hold	0	–	–	–	4884
2018 Q1	–	Hold	0	–	–	–	4702

Other funds holding QCLS

QOP

Quinn Opportunity Partners Charlottesville, Virginia $2.16B AUM 28.56% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

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

Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

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

ACM

ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Jane Street's QCLS Position: Q2 2026 in Review

Jane Street reduced its Q/C Technologies Inc (QCLS) stake by 31% in Q2 2026, selling an estimated $151K and leaving 87,241 shares worth $340K. The position accounts for ﹤0.01% of the portfolio, ranked #8932.

Jane Street first reported a position in QCLS in Q4 2021 and has held it in 8 quarters since. The position peaked at $435K in Q1 2026. 21 funds tracked by Wall St. Rank hold QCLS as of Q2 2026.

Jane Street held 87,241 shares of Q/C Technologies Inc worth $340K as of Q2 2026.
Jane Street sold 38,947 Q/C Technologies Inc shares in Q2 2026, an estimated $151K.
Q/C Technologies Inc made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #8932 holding.
Jane Street first reported a position in Q/C Technologies Inc in Q4 2021 and has held it in 8 quarters since.
Jane Street's Q/C Technologies Inc position peaked at $435K in Q1 2026.
21 funds tracked by Wall St. Rank held Q/C Technologies Inc as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.