Spok Holdings, Inc
SPOK- Exchange
- Nasdaq
- Industry
- Radiotelephone Communications
- SEC CIK
- 0001289945
In the last 90 days, Spok Holdings, Inc insiders filed 0 open-market purchases and 2 sales; 132 institutions reported holding it in 13F filings for Q2 2026, worth $110.9M in total; no superinvestor holds it.
13F holders, Q3 2024
Institutional positions in Spok Holdings, Inc as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 109
- −4 vs. Q2 2024
- Shares held
- 10.1M
- +1.34M (+15.3%) vs. Q2 2024
- Total value
- $152.0M
- +$22.4M (+17.3%) vs. Q2 2024
- New holders
- 15
- 42 more added
- Sold out
- 19
- 33 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SPOK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 132 | $110.9M |
| Q1 2026 | 139 | $114.4M |
| Q4 2025 | 134 | $146.0M |
| Q3 2025 | 143 | $197.7M |
| Q2 2025 | 130 | $194.4M |
| Q1 2025 | 125 | $173.5M |
| Q4 2024 | 116 | $162.1M |
| Q3 2024 | 109 | $152.0M |
| Q2 2024 | 114 | $150.8M |
| Q1 2024 | 111 | $160.3M |
| Q4 2023 | 107 | $158.2M |
| Q3 2023 | 97 | $143.1M |
| Q2 2023 | 87 | $135.4M |
| Q1 2023 | 85 | $98.1M |
| Q4 2022 | 78 | $82.6M |
| Q3 2022 | 60 | $68.2M |
| Q2 2022 | 62 | $61.6M |
| Q1 2022 | 62 | $89.4M |
| Q4 2021 | 71 | $107.6M |
| Q3 2021 | 87 | $119.8M |
| Q2 2021 | 103 | $130.0M |
| Q1 2021 | 102 | $145.9M |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Street Corp | 415,876 | $6.26M | 0.00% | +12,467+3.1% | Added |
| Acadian Asset Management LLC | 418,494 | $6.30M | 0.02% | +97,337+30.3% | Added |
| Foundry Partners, LLC | 437,255 | $6.59M | 0.33% | +4,120+1.0% | Added |
| Geode Capital Management, LLC | 507,836 | $7.65M | 0.00% | +23,367+4.8% | Added |
| HighTower Advisors, LLC | 673,268 | $10.1M | 0.01% | +27,048+4.2% | Added |
| Dimensional Fund Advisors LP | 706,725 | $10.6M | 0.00% | −1,307−0.2% | Reduced |
| Renaissance Technologies LLC | 999,722 | $15.1M | 0.02% | −15,000−1.5% | Reduced |
| Vanguard Group Inc | 1,054,181 | $15.9M | 0.00% | +8,825+0.8% | Added |
| BlackRock, Inc. | 1,410,937 | $21.2M | 0.00% | +1,410,937 | New |
| Fuller & Thaler Asset Management, Inc. | 0 | $0 | 0.00% | −171,478−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −56,884−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −35,331−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −34,608−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −33,510−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −32,200−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −22,385−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −17,317−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −16,177−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −13,575−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −11,640−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −10,265−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −2,806−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −2,656−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −865−100.0% | Sold out |
| Ridgewood Investments LLC | 0 | $0 | 0.00% | −27−100.0% | Sold out |
| Versant Capital Management, Inc | 0 | $0 | 0.00% | −17−100.0% | Sold out |
| Innealta Capital, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Gradient Investments LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |