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Livermore
Livermore
ZHEN

Citadel Advisors LLC

SEC CIK
0001423053
Latest filing
Sep 1, 2026

OSS holding history

One Stop Systems, Inc. in every 13F filed by Citadel Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

OSS overviewAll 13F holders of OSSFull Q2 2026 holdings

Shares (Q2 2026)
71,202
Value
$1.29M
% of portfolio
<0.1%
Quarters held
17
Since Q1 2021
Holdings of OSS by Citadel Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202671,202$1.29M<0.1%−285,474−80.0%ReducedHolders
Q1 2026356,676$2.70M<0.1%+211,000+144.8%AddedHolders
Q4 2025145,676$1.05M<0.1%−719,263−83.2%ReducedHolders
Q3 2025864,939$4.64M<0.1%+711,401+463.3%AddedHolders
Q2 2025153,538$545.1K<0.1%+123,107+404.5%AddedHolders
Q1 202530,431$70.6K<0.1%−66,642−68.7%ReducedHolders
Q4 202497,073$325.2K<0.1%+33,643+53.0%AddedHolders
Q3 202463,430$151.6K<0.1%−16,862−21.0%ReducedHolders
Q2 202480,292$193.5K<0.1%+79,425+9,160.9%AddedHolders
Q1 2024867$2.83K<0.1%−10,102−92.1%ReducedHolders
Q4 202310,969$23.0K<0.1%+10,969NewHolders
Q3 20230$00.0%−32,942−100.0%Sold outHolders
Q2 202332,942$94.5K<0.1%−3,605−9.9%ReducedHolders
Q1 202336,547$90.6K<0.1%+36,547NewHolders
Q4 20220$00.0%−10,958−100.0%Sold outHolders
Q3 202210,958$35.0K<0.1%+10,958NewHolders
Q4 20210$00.0%−26,757−100.0%Sold outHolders
Q3 202126,757$134.0K<0.1%+16,467+160.0%AddedHolders
Q2 202110,290$60.0K<0.1%−15,285−59.8%ReducedHolders
Q1 202125,575$162.0K<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.