Stocktoria
Spok Holdings, Inc SPOK
Spok Holdings, Inc institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 1,426,913 | $21.1M | 6.78% |
| RENAISSANCE TECHNOLOGIES LLC | 1,261,579 | $13.8M | 5.99% |
| Point72 Asset Management, L.P. | 89,627 | $976,934 | 0.43% |
| D. E. Shaw & Co., Inc. | 89,451 | $975,015 | 0.42% |
| AQR CAPITAL MANAGEMENT LLC | 43,132 | $470,139 | 0.2% |
| MILLENNIUM MANAGEMENT LLC | 37,155 | $404,990 | 0.18% |
| TWO SIGMA INVESTMENTS, LP | 19,900 | $216,910 | 0.09% |
| CITADEL ADVISORS LLC | 17,775 | $193,748 | 0.08% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.