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, Q1 2026
Institutional positions in One Stop Systems, Inc. as of Mar 31, 2026. 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
- 77
- +9 vs. Q4 2025
- Shares held
- 8.33M
- +89.3K (+1.1%) vs. Q4 2025
- Total value
- $63.1M
- +$3.92M (+6.6%) vs. Q4 2025
- New holders
- 27
- 22 more added
- Sold out
- 18
- 22 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding One Stop Systems, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 14 | $106 | 0.00% | +13+1,300.0% | Added |
| FMR LLC | 56 | $421 | 0.00% | +56 | New |
| Root Financial Partners, LLC | 65 | $492 | 0.00% | +65 | New |
| Strive Financial Group ,LLC | 100 | $1.00K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 174 | $1.33K | 0.00% | +174 | New |
| Steward Partners Investment Advisory, LLC | 200 | $1.51K | 0.00% | +200 | New |
| MAI Capital Management | 226 | $1.71K | 0.00% | +226 | New |
| Royal Bank of Canada | 552 | $4.00K | 0.00% | +326+144.2% | Added |
| Hurley Capital, LLC | 622 | $4.71K | 0.00% | +622 | New |
| Lynrock Lake LP | 666 | $5.04K | 0.00% | −665,252−99.9% | Reduced |
| Wells Fargo & Company | 1,000 | $7.57K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,627 | $12.3K | 0.00% | +727+80.8% | Added |
| BNP Paribas Arbitrage, SA | 1,996 | $15.1K | 0.00% | −226,340−99.1% | Reduced |
| Advisory Services Network, LLC | 2,341 | $17.7K | 0.00% | +2,341 | New |
| SRS Capital Advisors, Inc. | 2,471 | $22.0K | 0.00% | +1,986+409.5% | Added |
| GWM Advisors LLC | 3,020 | $22.9K | 0.00% | +3,020 | New |
| Caitong International Asset Management Co., Ltd | 3,632 | $27.5K | 0.01% | +3,632 | New |
| Smartleaf Asset Management LLC | 4,000 | $28.8K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,754 | $36.0K | 0.00% | −14,391−75.2% | Reduced |
| Lodestone Wealth Management LLC | 6,803 | $51.5K | 0.02% | +6,803 | New |
| Nkcfo LLC | 10,000 | $76.0K | 0.02% | −3,000−23.1% | Reduced |
| Vanguard Global Advisers, LLC | 10,819 | $81.9K | 0.00% | +10,819 | New |
| Strait & Sound Wealth Management LLC | 11,044 | $83.6K | 0.03% | +11,044 | New |
| IMC-Chicago, LLC | 11,187 | $84.7K | 0.00% | +11,187 | New |
| RSM US Wealth Management LLC | 11,306 | $85.6K | 0.00% | +11,306 | New |
| McAdam, LLC | 12,746 | $96.5K | 0.00% | −10.0% | Reduced |
| Charles Schwab Investment Management Inc | 12,911 | $97.7K | 0.00% | 00.0% | Unchanged |
| Omers Administration Corp | 15,200 | $115.1K | 0.00% | −33,000−68.5% | Reduced |
| Anfield Capital Management, LLC | 17,000 | $128.7K | 0.04% | +17,000 | New |
| Occudo Quantitative Strategies LP | 13,738 | $130.4K | 0.01% | −21,867−61.4% | Reduced |
| Landscape Capital Management, L.L.C. | 17,269 | $130.7K | 0.01% | +17,269 | New |
| Baker Tilly Wealth Management, LLC | 20,000 | $151.4K | 0.04% | 00.0% | Unchanged |
| Barclays PLC | 20,503 | $155.2K | 0.00% | −2,591−11.2% | Reduced |
| Apollon Wealth Management, LLC | 21,040 | $159.3K | 0.00% | +21,040 | New |
| Bank of America Corp | 23,239 | $175.9K | 0.00% | +23,221+129,005.6% | Added |
| Mangrove Partners | 23,889 | $180.8K | 0.01% | +23,889 | New |
| SG Americas Securities, LLC | 28,022 | $212.0K | 0.00% | +28,022 | New |
| Hillsdale Investment Management Inc. | 28,844 | $218.3K | 0.01% | −2,000−6.5% | Reduced |
| Engineers Gate Manager LP | 29,000 | $219.5K | 0.00% | −4,853−14.3% | Reduced |
| Schonfeld Strategic Advisors LLC | 29,480 | $223.2K | 0.00% | −2,991−9.2% | Reduced |
| Centiva Capital, LP | 33,627 | $254.6K | 0.01% | +22,161+193.3% | Added |
| Essex Investment Management Co LLC | 35,534 | $269.0K | 0.04% | −33,822−48.8% | Reduced |
| Hudson Bay Capital Management LP | 37,376 | $282.9K | 0.00% | +4,688+14.3% | Added |
| Stifel Financial Corp | 37,913 | $287.0K | 0.00% | +37,913 | New |
| Brevan Howard Capital Management LP | 43,171 | $326.8K | 0.00% | +15,031+53.4% | Added |
| Penbrook Management LLC | 46,740 | $353.8K | 0.27% | 00.0% | Unchanged |
| Northern Trust Corp | 46,974 | $355.6K | 0.00% | +5,051+12.0% | Added |
| XTX Topco Ltd | 50,862 | $385.0K | 0.01% | −3,944−7.2% | Reduced |
| Squarepoint Ops LLC | 58,476 | $442.7K | 0.00% | −89,484−60.5% | Reduced |
| 683 Capital Management, LLC | 60,000 | $454.2K | 0.04% | −30,253−33.5% | Reduced |
| Virtu Financial LLC | 61,458 | $465.0K | 0.02% | +61,458 | New |
| Oxford Asset Management LLP | 64,403 | $487.5K | 0.20% | +64,403 | New |
| Eddie Patel Inc | 67,059 | $507.6K | 0.39% | +67,059 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 73,865 | $559.2K | 0.00% | +73,865 | New |
| Citigroup Inc | 75,688 | $573.0K | 0.00% | +71,161+1,571.9% | Added |
| Goldman Sachs Group Inc | 77,036 | $583.2K | 0.00% | −51,713−40.2% | Reduced |
| HRT Financial LP | 79,005 | $598.0K | 0.00% | +79,005 | New |
| Thompson Siegel & Walmsley LLC | 96,963 | $734.0K | 0.01% | −56,161−36.7% | Reduced |
| State Street Corp | 101,676 | $769.7K | 0.00% | +17,100+20.2% | Added |
| Vanguard Fiduciary Trust Co | 128,759 | $974.7K | 0.00% | +128,759 | New |
| EAM Investors, LLC | 135,989 | $1.03M | 0.12% | −26,984−16.6% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 145,624 | $1.10M | 0.00% | +32,586+28.8% | Added |
| SEI Investments Co | 166,632 | $1.26M | 0.00% | +66,784+66.9% | Added |
| Trexquant Investment LP | 217,829 | $1.65M | 0.01% | −38,981−15.2% | Reduced |
| Susquehanna International Group, LLP | 236,299 | $1.79M | 0.00% | −22,773−8.8% | Reduced |
| Geode Capital Management, LLC | 252,453 | $1.91M | 0.00% | +13,958+5.9% | Added |
| DnB Asset Management AS | 252,733 | $1.91M | 0.01% | +99,832+65.3% | Added |
| Renaissance Technologies LLC | 259,960 | $1.97M | 0.00% | −115,741−30.8% | Reduced |
| Citadel Advisors LLC | 356,676 | $2.70M | 0.00% | +211,000+144.8% | Added |
| Millennium Management LLC | 400,729 | $3.03M | 0.00% | +359,219+865.4% | Added |
| UBS Group AG | 407,014 | $3.08M | 0.00% | +400,002+5,704.5% | Added |
| Marshall Wace, LLP | 418,978 | $3.17M | 0.00% | +145,043+52.9% | Added |
| Morgan Stanley | 431,919 | $3.27M | 0.00% | +369,679+594.0% | Added |
| Bard Associates Inc | 540,666 | $4.09M | 1.03% | −310,192−36.5% | Reduced |
| BlackRock, Inc. | 597,303 | $4.52M | 0.00% | +459,859+334.6% | Added |
| Jane Street Group, LLC | 874,558 | $6.62M | 0.01% | +270,753+44.8% | Added |
| Vanguard Capital Management LLC | 959,588 | $7.26M | 0.00% | +959,588 | New |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −693,493−100.0% | Sold out |
| Pacific Ridge Capital Partners, LLC | 0 | $0 | 0.00% | −432,361−100.0% | Sold out |
| Archon Capital Management LLC | 0 | $0 | 0.00% | −326,812−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −253,294−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −185,992−100.0% | Sold out |
| Manatuck Hill Partners, LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −68,394−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −55,500−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −54,309−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −52,000−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −51,093−100.0% | Sold out |
| Dimensional Fund Advisors LP | 0 | $0 | 0.00% | −47,163−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −16,324−100.0% | Sold out |
| Umb Bank N A | 0 | $0 | 0.00% | −15,300−100.0% | Sold out |
| Savant Capital, LLC | 0 | $0 | 0.00% | −12,139−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −10,560−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −6,500−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −4,058−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |