ONE STOP SYSTEMS INC (OSS) Institutional Ownership Changes & 13F Activity

ONE STOP SYSTEMS INC (OSS). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Jane Street Group, Llc, Qube Research & Technologies Ltd, Citadel Advisors Llc, State Street Corp, and Two Sigma Investments, Lp.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
State Street CorpBuy+282,583+277.9%384,259$6.99MQ2 2026Sep 22, 2026
Citadel Advisors LlcSell-285,474-80.0%71,202$1.29MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+309—309$5.62KQ2 2026Aug 24, 2026
Cantor Fitzgerald, L. P.Buy+13,049—13,049$237.23KQ2 2026Aug 19, 2026
Strait & Sound Wealth Management LlcSell-1,044-9.5%10,000$181.80KQ2 2026Aug 18, 2026
Jane Street Group, LlcBuy+434,897+49.7%1,309,455$23.81MQ2 2026Aug 14, 2026
Qube Research & Technologies LtdBuy+318,919—318,919$5.80MQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+162,193—162,193$2.95MQ2 2026Aug 14, 2026
Trexquant Investment LpSell-119,387-54.8%98,442$1.79MQ2 2026Aug 14, 2026
Osaic Holdings, Inc.Buy+84,886+5217.3%86,513$1.57MQ2 2026Aug 14, 2026
Sei Investments CoSell-82,239-49.4%84,393$1.53MQ2 2026Aug 14, 2026
Squarepoint Ops LlcBuy+72,870+124.6%131,346$2.39MQ2 2026Aug 14, 2026
Millennium Management LlcSell-63,019-15.7%337,710$6.14MQ2 2026Aug 14, 2026
Raymond James Financial IncBuy+61,924—61,924$1.13MQ2 2026Aug 14, 2026
Charles Schwab Investment Management IncBuy+52,365+405.6%65,276$1.19MQ2 2026Aug 14, 2026
Brevan Howard Capital Management LpSell-31,003-71.8%12,168$221.21KQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+25,784+2578.4%26,784$486.93KQ2 2026Aug 14, 2026
Mirae Asset Global Etfs Holdings Ltd.Buy+25,407+34.4%99,272$1.80MQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+18,450—18,450$336.00KQ2 2026Aug 14, 2026
Alliancebernstein L.P.Buy+16,830—16,830$127.40KQ2 2026Aug 14, 2026
Marex Group PlcBuy+13,700—13,700$249.07KQ2 2026Aug 14, 2026
Metlife Investment Management, LlcBuy+13,347—13,347$242.65KQ2 2026Aug 14, 2026
Engineers Gate Manager LpBuy+12,732+43.9%41,732$758.69KQ2 2026Aug 14, 2026
Lmr Partners LlpBuy+12,571—12,571$228.54KQ2 2026Aug 14, 2026
Invesco Ltd.Buy+12,209—12,209$221.96KQ2 2026Aug 14, 2026
Bank Of America CorpBuy+8,912+38.3%32,151$584.50KQ2 2026Aug 14, 2026
Barclays PlcSell-5,824-28.4%14,679$266.86KQ2 2026Aug 14, 2026
Legal & General Group PlcBuy+2,172—2,172$39.49KQ2 2026Aug 14, 2026
Goldman Sachs Group IncSell-1,730-2.2%75,306$1.37MQ2 2026Aug 14, 2026
Jones Financial Companies LllpBuy+1,291+742.0%1,465$23.79KQ2 2026Aug 14, 2026
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Frequently asked questions about OSS activity

  • Which institutional owners are buying OSS?

    Institutional owners buying OSS include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in OSS activity?

    "Buy" means an investor increased their reported position in OSS compared to the prior reporting period. This reflects growing exposure to ONE STOP SYSTEMS INC (OSS) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in OSS increasing?

    Institutional interest in OSS can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.