SPOK HLDGS INC's ticker is SPOK and the CUSIP is 84863T106. A total of 118 filers reported holding SPOK HLDGS INC in Q1 2018. The put-call ratio across all filers is 3.03 and the average weighting 0.0%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| B. Riley Financial, Inc. | 378,474 | $3,539,000 | 1.28% |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 585,666 | $5,476,000 | 0.50% |
| Invenomic Capital Management LP | 58,212 | $544,000 | 0.40% |
| Foundry Partners, LLC | 405,220 | $3,789,000 | 0.18% |
| DEPRINCE RACE & ZOLLO INC | 372,754 | $3,485,000 | 0.14% |
| FIRST QUADRANT LLC/CA | 84,281 | $788,000 | 0.11% |
| GSA CAPITAL PARTNERS LLP | 11,246 | $105,000 | 0.06% |
| Unison Advisors LLC | 15,578 | $146,000 | 0.05% |
| Granite Point Capital Management, L.P. | 100,000 | $935,000 | 0.05% |
| WINTON GROUP Ltd | 182,013 | $1,702,000 | 0.04% |