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, Q3 2025
Institutional positions in One Stop Systems, Inc. as of Sep 30, 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
- 59
- +20 vs. Q2 2025
- Shares held
- 9.71M
- +3.28M (+51.0%) vs. Q2 2025
- Total value
- $52.1M
- +$29.2M (+128.0%) vs. Q2 2025
- New holders
- 26
- 17 more added
- Sold out
- 6
- 12 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding One Stop Systems, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Lynrock Lake LP | 1,443,687 | $7.74M | 0.62% | −605,687−29.6% | Reduced |
| Bard Associates Inc | 917,302 | $4.92M | 1.30% | −30,555−3.2% | Reduced |
| Vanguard Group Inc | 872,700 | $4.68M | 0.00% | +129,479+17.4% | Added |
| Citadel Advisors LLC | 864,939 | $4.64M | 0.00% | +711,401+463.3% | Added |
| Arrowstreet Capital, Limited Partnership | 552,071 | $2.96M | 0.00% | +552,071 | New |
| Marshall Wace, LLP | 501,169 | $2.69M | 0.00% | +24,776+5.2% | Added |
| Archon Capital Management LLC | 476,812 | $2.56M | 1.52% | +323,714+211.4% | Added |
| Pacific Ridge Capital Partners, LLC | 445,794 | $2.39M | 0.53% | −9,078−2.0% | Reduced |
| Renaissance Technologies LLC | 393,160 | $2.11M | 0.00% | +291,300+286.0% | Added |
| Jane Street Group, LLC | 326,042 | $1.75M | 0.00% | +57,860+21.6% | Added |
| Polar Asset Management Partners Inc. | 292,252 | $1.57M | 0.03% | +292,252 | New |
| Geode Capital Management, LLC | 211,384 | $1.13M | 0.00% | +11,655+5.8% | Added |
| Thompson Siegel & Walmsley LLC | 200,000 | $1.07M | 0.02% | +200,000 | New |
| AMH Equity Ltd | 200,000 | $1.07M | 1.34% | +200,000 | New |
| Susquehanna International Group, LLP | 179,924 | $964.4K | 0.00% | +124,293+223.4% | Added |
| EAM Investors, LLC | 162,973 | $873.5K | 0.10% | +27,585+20.4% | Added |
| Two Sigma Investments, LP | 149,198 | $799.7K | 0.00% | +149,198 | New |
| Goldman Sachs Group Inc | 144,284 | $773.4K | 0.00% | +107,264+289.7% | Added |
| MYDA Advisors LLC | 100,000 | $536.0K | 0.16% | +100,000 | New |
| BlackRock, Inc. | 93,740 | $502.4K | 0.00% | +1,514+1.6% | Added |
| Trexquant Investment LP | 92,621 | $496.4K | 0.01% | +92,621 | New |
| State Street Corp | 84,976 | $455.5K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 81,315 | $433.0K | 0.00% | +81,315 | New |
| Marex Group plc | 77,050 | $413.0K | 0.01% | +67,050+670.5% | Added |
| XTX Topco Ltd | 72,114 | $386.5K | 0.02% | +72,114 | New |
| Jump Financial, LLC | 63,300 | $339.3K | 0.00% | +63,300 | New |
| Squarepoint Ops LLC | 58,559 | $313.9K | 0.00% | +58,559 | New |
| Cubist Systematic Strategies, LLC | 58,193 | $311.9K | 0.00% | +36,903+173.3% | Added |
| Essex Investment Management Co LLC | 56,550 | $303.1K | 0.05% | −16,241−22.3% | Reduced |
| Morgan Stanley | 56,203 | $301.2K | 0.00% | −16,300−22.5% | Reduced |
| Manatuck Hill Partners, LLC | 50,000 | $268.0K | 0.09% | +50,000 | New |
| Penbrook Management LLC | 47,413 | $254.1K | 0.18% | +47,413 | New |
| Dimensional Fund Advisors LP | 46,925 | $251.5K | 0.00% | +8,554+22.3% | Added |
| HRT Financial LP | 43,985 | $235.0K | 0.00% | +4,827+12.3% | Added |
| Occudo Quantitative Strategies LP | 36,628 | $196.3K | 0.02% | +36,628 | New |
| Northern Trust Corp | 35,923 | $192.5K | 0.00% | −8,366−18.9% | Reduced |
| Engineers Gate Manager LP | 34,234 | $183.5K | 0.00% | +34,234 | New |
| Two Sigma Advisers, LP | 27,792 | $149.0K | 0.00% | +27,792 | New |
| Virtu Financial LLC | 26,616 | $143.0K | 0.01% | −23,809−47.2% | Reduced |
| Millennium Management LLC | 20,986 | $112.5K | 0.00% | +20,986 | New |
| Baker Tilly Wealth Management, LLC | 20,000 | $107.2K | 0.02% | 00.0% | Unchanged |
| Centiva Capital, LP | 18,088 | $97.0K | 0.01% | +18,088 | New |
| DnB Asset Management AS | 15,548 | $83.3K | 0.00% | +15,548 | New |
| Legato Capital Management LLC | 13,305 | $71.3K | 0.01% | −3,827−22.3% | Reduced |
| Charles Schwab Investment Management Inc | 12,911 | $69.2K | 0.00% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 11,706 | $62.7K | 0.00% | +11,706 | New |
| Rockefeller Capital Management L.P. | 5,200 | $27.9K | 0.00% | +5,200 | New |
| Barclays PLC | 3,506 | $18.8K | 0.00% | +3,506 | New |
| Tower Research Capital LLC (TRC) | 3,433 | $18.4K | 0.00% | +2,289+200.1% | Added |
| Bank of America Corp | 2,747 | $14.7K | 0.00% | −2,270−45.2% | Reduced |
| Simplex Trading, LLC | 2,337 | $12.0K | 0.00% | −11,221−82.8% | Reduced |
| Advisory Services Network, LLC | 2,191 | $11.7K | 0.00% | +2,191 | New |
| UBS Group AG | 1,896 | $10.2K | 0.00% | −6,835−78.3% | Reduced |
| Advisor Group Holdings, Inc. | 1,645 | $9.49K | 0.00% | +1,145+229.0% | Added |
| Wells Fargo & Company | 1,000 | $5.36K | 0.00% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 300 | $1.61K | 0.00% | +300 | New |
| SRS Capital Advisors, Inc. | 160 | $858 | 0.00% | +160 | New |
| SBI Securities Co., Ltd. | 1 | $5 | 0.00% | −200−99.5% | Reduced |
| Royal Bank of Canada | 5 | $0 | 0.00% | +5 | New |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −16,025−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −12,857−100.0% | Sold out |
| Granite Investment Partners, LLC | 0 | $0 | 0.00% | −11,068−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −8,348−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −1,441−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −330−100.0% | Sold out |