SPOK HLDGS INC's ticker is SPOK and the CUSIP is 84863T106. A total of 126 filers reported holding SPOK HLDGS INC in Q4 2017. The put-call ratio across all filers is 3.63 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $3,000 | +200.0% | 295 | +100.7% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 147 | +14.8% | 0.00% | – |
| Q1 2020 | $1,000 | 0.0% | 128 | +4.9% | 0.00% | – |
| Q4 2019 | $1,000 | 0.0% | 122 | 0.0% | 0.00% | – |
| Q3 2019 | $1,000 | 0.0% | 122 | +171.1% | 0.00% | – |
| Q3 2018 | $1,000 | 0.0% | 45 | 0.0% | 0.00% | – |
| Q2 2018 | $1,000 | 0.0% | 45 | -41.6% | 0.00% | – |
| Q4 2017 | $1,000 | 0.0% | 77 | 0.0% | 0.00% | – |
| Q3 2017 | $1,000 | -66.7% | 77 | -51.6% | 0.00% | -100.0% |
| Q2 2017 | $3,000 | 0.0% | 159 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $3,000 | 0.0% | 159 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $3,000 | 0.0% | 159 | -18.9% | 0.00% | 0.0% |
| Q3 2016 | $3,000 | +200.0% | 196 | +553.3% | 0.00% | +100.0% |
| Q2 2016 | $1,000 | – | 30 | +20.0% | 0.00% | – |
| Q1 2016 | $0 | – | 25 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Invenomic Capital Management LP | 124,322 | $1,383,000 | 0.35% |
| DEPRINCE RACE & ZOLLO INC | 533,568 | $5,939,000 | 0.19% |
| Foundry Partners, LLC | 323,118 | $3,596,000 | 0.14% |
| TOCQUEVILLE ASSET MANAGEMENT L.P. | 351,100 | $3,908,000 | 0.06% |
| Granite Point Capital Management, L.P. | 100,000 | $1,113,000 | 0.06% |
| FIRST QUADRANT LLC/CA | 48,177 | $536,000 | 0.05% |
| EXCHANGE TRADED CONCEPTS, LLC | 40,941 | $456,000 | 0.02% |
| 6 Meridian | 18,577 | $207,000 | 0.02% |
| Renaissance Technologies | 1,550,993 | $17,263,000 | 0.02% |
| KENNEDY CAPITAL MANAGEMENT LLC | 72,797 | $810,000 | 0.02% |