Simplex Trading, LLC
- SEC CIK
- 0001488542
- Latest filing
- Aug 12, 2026
OSS holding history
One Stop Systems, Inc. in every 13F filed by Simplex Trading, 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 (Q1 2026)
- 0
- Sold out in Q1 2026
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 13
- Since Q4 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q1 2026 | 0 | $0 | 0.0% | −4,058−100.0% | Sold out | Holders |
| Q4 2025 | 4,058 | $29.1K | <0.1% | +1,721+73.6% | Added | Holders |
| Q3 2025 | 2,337 | $12.0K | <0.1% | −11,221−82.8% | Reduced | Holders |
| Q2 2025 | 13,558 | $48.0K | <0.1% | −3,742−21.6% | Reduced | Holders |
| Q1 2025 | 17,300 | $40.0K | <0.1% | −7,744−30.9% | Reduced | Holders |
| Q4 2024 | 25,044 | $83.0K | <0.1% | +21,705+650.0% | Added | Holders |
| Q3 2024 | 3,339 | $7.00K | <0.1% | −2,136−39.0% | Reduced | Holders |
| Q2 2024 | 5,475 | $13.0K | <0.1% | +5,475 | New | Holders |
| Q1 2024 | 0 | $0 | 0.0% | −12−100.0% | Sold out | Holders |
| Q4 2023 | 12 | $0 | 0.0% | +7+140.0% | Added | Holders |
| Q3 2023 | 5 | $0 | 0.0% | −9,462−99.9% | Reduced | Holders |
| Q2 2023 | 9,467 | $27.0K | <0.1% | +9,467 | New | Holders |
| Q3 2022 | 0 | $0 | 0.0% | −7,878−100.0% | Sold out | Holders |
| Q2 2022 | 7,878 | $31.0K | <0.1% | −5,876−42.7% | Reduced | Holders |
| Q1 2022 | 13,754 | $52.0K | <0.1% | +9,678+237.4% | Added | Holders |
| Q4 2021 | 4,076 | $20.0K | <0.1% | +4,076 | New | Holders |