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 $196.3M 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 | $196.3M |
| 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 |
|---|---|---|---|---|---|
| Vanguard Group Inc | 1,054,266 | $7.57M | 0.00% | +181,566+20.8% | Added |
| Bard Associates Inc | 850,858 | $6.11M | 1.57% | −66,444−7.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 693,493 | $4.98M | 0.00% | +141,422+25.6% | Added |
| Lynrock Lake LP | 665,918 | $4.78M | 0.32% | −777,769−53.9% | Reduced |
| Jane Street Group, LLC | 603,805 | $4.34M | 0.01% | +277,763+85.2% | Added |
| Pacific Ridge Capital Partners, LLC | 432,361 | $3.10M | 0.68% | −13,433−3.0% | Reduced |
| Renaissance Technologies LLC | 375,701 | $2.70M | 0.00% | −17,459−4.4% | Reduced |
| Archon Capital Management LLC | 326,812 | $2.35M | 1.34% | −150,000−31.5% | Reduced |
| Marshall Wace, LLP | 273,935 | $1.97M | 0.00% | −227,234−45.3% | Reduced |
| Susquehanna International Group, LLP | 259,072 | $1.86M | 0.00% | +79,148+44.0% | Added |
| Trexquant Investment LP | 256,810 | $1.84M | 0.02% | +164,189+177.3% | Added |
| Two Sigma Investments, LP | 253,294 | $1.82M | 0.00% | +104,096+69.8% | Added |
| Geode Capital Management, LLC | 238,495 | $1.71M | 0.00% | +27,111+12.8% | Added |
| BNP Paribas Arbitrage, SA | 228,336 | $1.64M | 0.00% | +228,336 | New |
| Acadian Asset Management LLC | 185,992 | $1.33M | 0.00% | +104,677+128.7% | Added |
| EAM Investors, LLC | 162,973 | $1.17M | 0.13% | 00.0% | Unchanged |
| Thompson Siegel & Walmsley LLC | 153,124 | $1.10M | 0.02% | −46,876−23.4% | Reduced |
| DnB Asset Management AS | 152,901 | $1.10M | 0.00% | +137,353+883.4% | Added |
| Squarepoint Ops LLC | 147,960 | $1.06M | 0.00% | +89,401+152.7% | Added |
| Citadel Advisors LLC | 145,676 | $1.05M | 0.00% | −719,263−83.2% | Reduced |
| BlackRock, Inc. | 137,444 | $986.8K | 0.00% | +43,704+46.6% | Added |
| Goldman Sachs Group Inc | 128,749 | $924.4K | 0.00% | −15,535−10.8% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 113,038 | $812.0K | 0.00% | +113,038 | New |
| Manatuck Hill Partners, LLC | 100,000 | $718.0K | 0.25% | +50,000+100.0% | Added |
| SEI Investments Co | 99,848 | $716.9K | 0.00% | +99,848 | New |
| 683 Capital Management, LLC | 90,253 | $648.0K | 0.05% | +90,253 | New |
| State Street Corp | 84,576 | $607.3K | 0.00% | −400−0.5% | Reduced |
| Essex Investment Management Co LLC | 69,356 | $498.0K | 0.08% | +12,806+22.6% | Added |
| JPMorgan Chase & Co | 68,394 | $491.1K | 0.00% | +68,394 | New |
| Morgan Stanley | 62,240 | $446.9K | 0.00% | +6,037+10.7% | Added |
| Two Sigma Advisers, LP | 55,500 | $398.5K | 0.00% | +27,708+99.7% | Added |
| XTX Topco Ltd | 54,806 | $393.5K | 0.01% | −17,308−24.0% | Reduced |
| Qube Research & Technologies Ltd | 54,309 | $389.9K | 0.00% | +54,309 | New |
| Belpointe Asset Management LLC | 52,000 | $373.4K | 0.01% | +52,000 | New |
| Point72 Asset Management, L.P. | 51,093 | $366.8K | 0.00% | +51,093 | New |
| Omers Administration Corp | 48,200 | $346.1K | 0.00% | +48,200 | New |
| Dimensional Fund Advisors LP | 47,163 | $338.6K | 0.00% | +238+0.5% | Added |
| Penbrook Management LLC | 46,740 | $335.6K | 0.23% | −673−1.4% | Reduced |
| Northern Trust Corp | 41,923 | $301.0K | 0.00% | +6,000+16.7% | Added |
| Millennium Management LLC | 41,510 | $298.0K | 0.00% | +20,524+97.8% | Added |
| Occudo Quantitative Strategies LP | 35,605 | $255.6K | 0.02% | −1,023−2.8% | Reduced |
| Engineers Gate Manager LP | 33,853 | $243.1K | 0.00% | −381−1.1% | Reduced |
| Hudson Bay Capital Management LP | 32,688 | $234.7K | 0.00% | +32,688 | New |
| Schonfeld Strategic Advisors LLC | 32,471 | $233.1K | 0.00% | +32,471 | New |
| Hillsdale Investment Management Inc. | 30,844 | $221.5K | 0.01% | +30,844 | New |
| Brevan Howard Capital Management LP | 28,140 | $202.0K | 0.00% | +28,140 | New |
| Barclays PLC | 23,094 | $165.8K | 0.00% | +19,588+558.7% | Added |
| Baker Tilly Wealth Management, LLC | 20,000 | $143.6K | 0.04% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 19,145 | $137.5K | 0.00% | +15,712+457.7% | Added |
| Legato Capital Management LLC | 16,324 | $117.2K | 0.01% | +3,019+22.7% | Added |
| Umb Bank N A | 15,300 | $109.9K | 0.00% | +15,300 | New |
| Nkcfo LLC | 13,000 | $93.0K | 0.03% | +13,000 | New |
| Charles Schwab Investment Management Inc | 12,911 | $92.7K | 0.00% | 00.0% | Unchanged |
| McAdam, LLC | 12,747 | $91.5K | 0.00% | +12,747 | New |
| Savant Capital, LLC | 12,139 | $87.2K | 0.00% | +12,139 | New |
| Centiva Capital, LP | 11,466 | $82.3K | 0.00% | −6,622−36.6% | Reduced |
| Lighthouse Investment Partners, LLC | 10,560 | $75.8K | 0.00% | +10,560 | New |
| UBS Group AG | 7,012 | $50.3K | 0.00% | +5,116+269.8% | Added |
| FNY Investment Advisers, LLC | 6,500 | $46.0K | 0.01% | +6,500 | New |
| Citigroup Inc | 4,527 | $32.5K | 0.00% | +4,527 | New |
| Simplex Trading, LLC | 4,058 | $29.1K | 0.00% | +1,721+73.6% | Added |
| Smartleaf Asset Management LLC | 4,000 | $28.6K | 0.00% | +4,000 | New |
| Wells Fargo & Company | 1,000 | $7.18K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 900 | $6.46K | 0.00% | −745−45.3% | Reduced |
| SRS Capital Advisors, Inc. | 485 | $3.48K | 0.00% | +325+203.1% | Added |
| Royal Bank of Canada | 226 | $2.00K | 0.00% | +221+4,420.0% | Added |
| Strive Financial Group ,LLC | 100 | $718 | 0.00% | +100 | New |
| Bank of America Corp | 18 | $129 | 0.00% | −2,729−99.3% | Reduced |
| SBI Securities Co., Ltd. | 1 | $7 | 0.00% | 00.0% | Unchanged |
| 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 |