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, Q2 2021
Institutional positions in Spok Holdings, Inc as of Jun 30, 2021. 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
- 103
- +1 vs. Q1 2021
- Shares held
- 13.5M
- −395.0K (−2.8%) vs. Q1 2021
- Total value
- $130.0M
- −$15.9M (−10.9%) vs. Q1 2021
- New holders
- 18
- 26 more added
- Sold out
- 17
- 40 more reduced
Compare with Q1 2021: 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, Q2 2021
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Deprince Race & Zollo Inc | 1,442,292 | $13.9M | 0.35% | +915,916+174.0% | Added |
| Renaissance Technologies LLC | 1,516,771 | $14.6M | 0.02% | −4,191−0.3% | Reduced |
| BlackRock Inc. | 2,080,629 | $20.0M | 0.00% | −1,004,552−32.6% | Reduced |
| Nuveen Asset Management, LLC | 0 | $0 | 0.00% | −197,450−100.0% | Sold out |
| Jefferies Group LLC | 0 | $0 | 0.00% | −77,500−100.0% | Sold out |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −71,326−100.0% | Sold out |
| California Public Employees Retirement System | 0 | $0 | 0.00% | −37,000−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −30,400−100.0% | Sold out |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −27,483−100.0% | Sold out |
| California State Teachers Retirement System | 0 | $0 | 0.00% | −26,685−100.0% | Sold out |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0 | $0 | 0.00% | −26,423−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −25,790−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −24,630−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −21,912−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −15,405−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −12,157−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −1,597−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −814−100.0% | Sold out |
| Parkside Financial Bank & Trust | 0 | $0 | 0.00% | −122−100.0% | Sold out |
| BDO Wealth Advisors, LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |