QUANTUM SI INC's ticker is and the CUSIP is 74765K955. A total of 3 filers reported holding QUANTUM SI INC in Q3 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 5,000 | $8,300 | 0.00% |
| SIMPLEX TRADING, LLC | 4,200 | $6 | 0.00% |
This page lists QUANTUM SI INC's shareholders in Q3 2023. To view QUANTUM SI INC's shareholder history, click here.