Virtu Financial’s One Stop Systems OSS Stock Holding History

Virtu Financial’s Portfolio OSS Stock Details OSS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$465K	Buy	+61,458	New	+$573K	0.02%	602
2025 Q4	–	Sell	-26,616	Closed	-$143K	–	2073
2025 Q3	$143K	Sell	26,616 -23,809	-47%	-$130K	0.01%	981
2025 Q2	$179K	Buy	+50,425	New	+$141K	0.01%	944
2025 Q1	–	Sell	-21,639	Closed	-$72K	–	1856
2024 Q4	$72K	Buy	+21,639	New	+$54.9K	﹤0.01%	1095
2024 Q3	–	Sell	-11,379	Closed	-$27K	–	1738
2024 Q2	$27K	Buy	+11,379	New	+$30.3K	﹤0.01%	997
2023 Q2	–	Sell	-11,326	Closed	-$28K	–	1885
2023 Q1	$28K	Buy	+11,326	New	+$34.1K	﹤0.01%	1179
2021 Q2	–	Sell	-36,261	Closed	-$230K	–	1914
2021 Q1	$230K	Buy	+36,261	New	+$221K	0.02%	990
2020 Q4	–	Sell	-14,924	Closed	-$31K	–	1697
2020 Q3	$31K	Buy	+14,924	New	+$34.9K	0.01%	881
2018 Q2	–	Sell	-11,553	Closed	-$51K	–	2350
2018 Q1	$51K	Buy	+11,553	New	+$57.6K	﹤0.01%	1710

Other funds holding OSS

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Bard Associates Chicago, Illinois $398M AUM 54.32% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

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

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

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

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Virtu Financial's OSS Position: Q1 2026 in Review

Virtu Financial opened a new position in One Stop Systems (OSS) in Q1 2026: 61,458 shares worth $465K. The stake represents 0.02% of the portfolio and ranks #602 among its holdings. This is a return to the name: Virtu Financial previously reported a position in OSS as recently as Q3 2025.

Virtu Financial first reported a position in OSS in Q1 2018 and has held it in 9 quarters since. 77 funds tracked by Wall St. Rank hold OSS as of Q1 2026.

Virtu Financial held 61,458 shares of One Stop Systems worth $465K as of Q1 2026.
One Stop Systems was a new Virtu Financial position in Q1 2026.
One Stop Systems made up 0.02% of Virtu Financial's portfolio in Q1 2026, its #602 holding.
Virtu Financial first reported a position in One Stop Systems in Q1 2018 and has held it in 9 quarters since.
77 funds tracked by Wall St. Rank held One Stop Systems as of Q1 2026.

Based on Virtu Financial's 13F filing for Q1 2026, filed 14 May 2026.