SPOK HLDGS INC's ticker is and the CUSIP is 84863T956. A total of 2 filers reported holding SPOK HLDGS INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,281 | +222.1% | 300 | +200.0% | 0.00% | – |
| Q2 2023 | $1,329 | -93.8% | 100 | -96.2% | 0.00% | – |
| Q4 2022 | $21,294 | +2029.4% | 2,600 | +2500.0% | 0.00% | – |
| Q1 2022 | $1,000 | -99.2% | 100 | -99.2% | 0.00% | – |
| Q4 2021 | $124,000 | -60.3% | 13,300 | -56.4% | 0.00% | – |
| Q3 2021 | $312,000 | – | 30,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| SIMPLEX TRADING, LLC | 900 | $9 | 0.00% |