One Stop Systems, Inc.
OSS- Exchange
- Nasdaq
- Industry
- Electronic Computers
- SEC CIK
- 0001394056
No open-market purchases or sales by One Stop Systems, Inc. insiders were filed in the last 90 days; 108 institutions reported holding it in 13F filings for Q2 2026, worth $193.4M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in One Stop Systems, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 69
- +12 vs. Q3 2025
- Shares held
- 9.30M
- −158.6K (−1.7%) vs. Q3 2025
- Total value
- $66.8M
- +$16.1M (+31.7%) vs. Q3 2025
- New holders
- 22
- 25 more added
- Sold out
- 10
- 17 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OSS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 108 | $193.4M |
| Q1 2026 | 77 | $63.1M |
| Q4 2025 | 69 | $66.8M |
| Q3 2025 | 59 | $52.1M |
| Q2 2025 | 39 | $22.8M |
| Q1 2025 | 33 | $12.3M |
| Q4 2024 | 37 | $17.7M |
| Q3 2024 | 27 | $12.1M |
| Q2 2024 | 34 | $13.2M |
| Q1 2024 | 25 | $17.7M |
| Q4 2023 | 29 | $11.8M |
| Q3 2023 | 26 | $10.3M |
| Q2 2023 | 26 | $16.6M |
| Q1 2023 | 26 | $14.5M |
| Q4 2022 | 25 | $16.7M |
| Q3 2022 | 27 | $17.0M |
| Q2 2022 | 25 | $20.3M |
| Q1 2022 | 29 | $17.8M |
| Q4 2021 | 34 | $24.8M |
| Q3 2021 | 30 | $22.4M |
| Q2 2021 | 33 | $25.1M |
| Q1 2021 | 37 | $24.7M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding One Stop Systems, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 1 | $7 | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 18 | $129 | 0.00% | −2,729−99.3% | Reduced |
| Strive Financial Group ,LLC | 100 | $718 | 0.00% | +100 | New |
| Royal Bank of Canada | 226 | $2.00K | 0.00% | +221+4,420.0% | Added |
| SRS Capital Advisors, Inc. | 485 | $3.48K | 0.00% | +325+203.1% | Added |
| Advisor Group Holdings, Inc. | 900 | $6.46K | 0.00% | −745−45.3% | Reduced |
| Wells Fargo & Company | 1,000 | $7.18K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 4,000 | $28.6K | 0.00% | +4,000 | New |
| Simplex Trading, LLC | 4,058 | $29.1K | 0.00% | +1,721+73.6% | Added |
| Citigroup Inc | 4,527 | $32.5K | 0.00% | +4,527 | New |
| FNY Investment Advisers, LLC | 6,500 | $46.0K | 0.01% | +6,500 | New |
| UBS Group AG | 7,012 | $50.3K | 0.00% | +5,116+269.8% | Added |
| Lighthouse Investment Partners, LLC | 10,560 | $75.8K | 0.00% | +10,560 | New |
| Centiva Capital, LP | 11,466 | $82.3K | 0.00% | −6,622−36.6% | Reduced |
| Savant Capital, LLC | 12,139 | $87.2K | 0.00% | +12,139 | New |
| McAdam, LLC | 12,747 | $91.5K | 0.00% | +12,747 | New |
| Charles Schwab Investment Management Inc | 12,911 | $92.7K | 0.00% | 00.0% | Unchanged |
| Nkcfo LLC | 13,000 | $93.0K | 0.03% | +13,000 | New |
| Umb Bank N A | 15,300 | $109.9K | 0.00% | +15,300 | New |
| Legato Capital Management LLC | 16,324 | $117.2K | 0.01% | +3,019+22.7% | Added |
| Tower Research Capital LLC (TRC) | 19,145 | $137.5K | 0.00% | +15,712+457.7% | Added |
| Baker Tilly Wealth Management, LLC | 20,000 | $143.6K | 0.04% | 00.0% | Unchanged |
| Barclays PLC | 23,094 | $165.8K | 0.00% | +19,588+558.7% | Added |
| Brevan Howard Capital Management LP | 28,140 | $202.0K | 0.00% | +28,140 | New |
| Hillsdale Investment Management Inc. | 30,844 | $221.5K | 0.01% | +30,844 | New |
| Schonfeld Strategic Advisors LLC | 32,471 | $233.1K | 0.00% | +32,471 | New |
| Hudson Bay Capital Management LP | 32,688 | $234.7K | 0.00% | +32,688 | New |
| Engineers Gate Manager LP | 33,853 | $243.1K | 0.00% | −381−1.1% | Reduced |
| Occudo Quantitative Strategies LP | 35,605 | $255.6K | 0.02% | −1,023−2.8% | Reduced |
| Millennium Management LLC | 41,510 | $298.0K | 0.00% | +20,524+97.8% | Added |
| Northern Trust Corp | 41,923 | $301.0K | 0.00% | +6,000+16.7% | Added |
| Penbrook Management LLC | 46,740 | $335.6K | 0.23% | −673−1.4% | Reduced |
| Dimensional Fund Advisors LP | 47,163 | $338.6K | 0.00% | +238+0.5% | Added |
| Omers Administration Corp | 48,200 | $346.1K | 0.00% | +48,200 | New |
| Point72 Asset Management, L.P. | 51,093 | $366.8K | 0.00% | +51,093 | New |
| Belpointe Asset Management LLC | 52,000 | $373.4K | 0.01% | +52,000 | New |
| Qube Research & Technologies Ltd | 54,309 | $389.9K | 0.00% | +54,309 | New |
| XTX Topco Ltd | 54,806 | $393.5K | 0.01% | −17,308−24.0% | Reduced |
| Two Sigma Advisers, LP | 55,500 | $398.5K | 0.00% | +27,708+99.7% | Added |
| Morgan Stanley | 62,240 | $446.9K | 0.00% | +6,037+10.7% | Added |
| JPMorgan Chase & Co | 68,394 | $491.1K | 0.00% | +68,394 | New |
| Essex Investment Management Co LLC | 69,356 | $498.0K | 0.08% | +12,806+22.6% | Added |
| State Street Corp | 84,576 | $607.3K | 0.00% | −400−0.5% | Reduced |
| 683 Capital Management, LLC | 90,253 | $648.0K | 0.05% | +90,253 | New |
| SEI Investments Co | 99,848 | $716.9K | 0.00% | +99,848 | New |
| Manatuck Hill Partners, LLC | 100,000 | $718.0K | 0.25% | +50,000+100.0% | Added |
| Cambridge Investment Research Advisors, Inc. | 113,038 | $812.0K | 0.00% | +113,038 | New |
| Goldman Sachs Group Inc | 128,749 | $924.4K | 0.00% | −15,535−10.8% | Reduced |
| BlackRock, Inc. | 137,444 | $986.8K | 0.00% | +43,704+46.6% | Added |
| Citadel Advisors LLC | 145,676 | $1.05M | 0.00% | −719,263−83.2% | Reduced |
| Squarepoint Ops LLC | 147,960 | $1.06M | 0.00% | +89,401+152.7% | Added |
| DnB Asset Management AS | 152,901 | $1.10M | 0.00% | +137,353+883.4% | Added |
| Thompson Siegel & Walmsley LLC | 153,124 | $1.10M | 0.02% | −46,876−23.4% | Reduced |
| EAM Investors, LLC | 162,973 | $1.17M | 0.13% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 185,992 | $1.33M | 0.00% | +104,677+128.7% | Added |
| BNP Paribas Arbitrage, SA | 228,336 | $1.64M | 0.00% | +228,336 | New |
| Geode Capital Management, LLC | 238,495 | $1.71M | 0.00% | +27,111+12.8% | Added |
| Two Sigma Investments, LP | 253,294 | $1.82M | 0.00% | +104,096+69.8% | Added |
| Trexquant Investment LP | 256,810 | $1.84M | 0.02% | +164,189+177.3% | Added |
| Susquehanna International Group, LLP | 259,072 | $1.86M | 0.00% | +79,148+44.0% | Added |
| Marshall Wace, LLP | 273,935 | $1.97M | 0.00% | −227,234−45.3% | Reduced |
| Archon Capital Management LLC | 326,812 | $2.35M | 1.34% | −150,000−31.5% | Reduced |
| Renaissance Technologies LLC | 375,701 | $2.70M | 0.00% | −17,459−4.4% | Reduced |
| Pacific Ridge Capital Partners, LLC | 432,361 | $3.10M | 0.68% | −13,433−3.0% | Reduced |
| Jane Street Group, LLC | 603,805 | $4.34M | 0.01% | +277,763+85.2% | Added |
| Lynrock Lake LP | 665,918 | $4.78M | 0.32% | −777,769−53.9% | Reduced |
| Arrowstreet Capital, Limited Partnership | 693,493 | $4.98M | 0.00% | +141,422+25.6% | Added |
| Bard Associates Inc | 850,858 | $6.11M | 1.57% | −66,444−7.2% | Reduced |
| Vanguard Group Inc | 1,054,266 | $7.57M | 0.00% | +181,566+20.8% | Added |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −292,252−100.0% | Sold out |
| MYDA Advisors LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Marex Group plc | 0 | $0 | 0.00% | −77,050−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −63,300−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −43,985−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −26,616−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −11,706−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −5,200−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −2,191−100.0% | Sold out |
| Stone House Investment Management, LLC | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| AMH Equity Ltd | – | – | – | – | Not filed |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |