STAMPS COM INC's ticker is and the CUSIP is 852857900. A total of 4 filers reported holding STAMPS COM INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $2,243,000 | – | 6,800 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 50,900 | $16,786,000 | 0.02% |
| WELLS FARGO & COMPANY/MN | 6,800 | $2,243,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| SIMPLEX TRADING, LLC | 20,500 | $122,000 | 0.00% |