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 2025
Institutional positions in Spok Holdings, Inc as of Sep 30, 2025. 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
- 143
- +13 vs. Q2 2025
- Shares held
- 11.5M
- +466.2K (+4.2%) vs. Q2 2025
- Total value
- $197.7M
- +$3.32M (+1.7%) vs. Q2 2025
- New holders
- 25
- 55 more added
- Sold out
- 12
- 37 more reduced
Compare with Q2 2025: 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 2025
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Fifth Third Bancorp | 16 | $276 | 0.00% | −9−36.0% | Reduced |
| Massmutual Trust Co FSB | 16 | $276 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 29 | $501 | 0.00% | −2,510−98.9% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 30 | $518 | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 34 | $587 | 0.00% | 00.0% | Unchanged |
| Point72 (DIFC) Ltd | 35 | $601 | 0.00% | +35 | New |
| Rothschild Investment LLC | 40 | $690 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 46 | $794 | 0.00% | 00.0% | Unchanged |
| JPL Wealth Management, LLC | 55 | $949 | 0.00% | +55 | New |
| Capital Advisors, Ltd. LLC | 65 | $1.00K | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 68 | $1.13K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 75 | $1.29K | 0.00% | +32+74.4% | Added |
| Steward Partners Investment Advisory, LLC | 100 | $1.73K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 133 | $2.29K | 0.00% | −261−66.2% | Reduced |
| Allworth Financial LP | 193 | $3.33K | 0.00% | +23+13.5% | Added |
| Geneos Wealth Management Inc. | 200 | $3.45K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 217 | $3.74K | 0.00% | +48+28.4% | Added |
| Clearstead Advisors, LLC | 249 | $4.30K | 0.00% | +233+1,456.3% | Added |
| Point72 Asia (Singapore) Pte. Ltd. | 255 | $4.40K | 0.00% | +255 | New |
| Optiver Holding B.V. | 266 | $4.59K | 0.00% | +266 | New |
| Farther Finance Advisors, LLC | 296 | $5.11K | 0.00% | +209+240.2% | Added |
| The PNC Financial Services Group, Inc. | 386 | $6.66K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 449 | $7.75K | 0.00% | +449 | New |
| Harbour Investments, Inc. | 455 | $7.85K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 458 | $8.00K | 0.00% | −234−33.8% | Reduced |
| Simplex Trading, LLC | 488 | $8.00K | 0.00% | +488 | New |
| Jones Financial Companies LLLP | 483 | $8.42K | 0.00% | −32−6.2% | Reduced |
| Bank of New Hampshire | 570 | $9.83K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 600 | $10.0K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 632 | $10.9K | 0.00% | +213+50.8% | Added |
| State of Alaska, Department of Revenue | 653 | $11.0K | 0.00% | +653 | New |
| Mechanics Financial Corp | 813 | $14.0K | 0.01% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 991 | $17.1K | 0.00% | +864+680.3% | Added |
| Tower Research Capital LLC (TRC) | 1,095 | $18.9K | 0.00% | −1,679−60.5% | Reduced |
| Royal Bank of Canada | 1,096 | $19.0K | 0.00% | −20,898−95.0% | Reduced |
| RMG Wealth Management LLC | 1,304 | $21.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 1,269 | $21.9K | 0.00% | +1,269 | New |
| Quadrant Capital Group LLC | 1,296 | $22.4K | 0.00% | +1,296 | New |
| Sterling Capital Management LLC | 1,406 | $24.3K | 0.00% | +856+155.6% | Added |
| Great West Life Assurance Co | 1,452 | $25.0K | 0.00% | −5−0.3% | Reduced |
| Signaturefd, LLC | 1,605 | $27.7K | 0.00% | +184+12.9% | Added |
| Parallel Advisors, LLC | 1,796 | $31.0K | 0.00% | +1,353+305.4% | Added |
| Hager Investment Management Services, LLC | 1,998 | $34.5K | 0.02% | +500+33.4% | Added |
| Larson Financial Group LLC | 2,000 | $34.5K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,080 | $35.9K | 0.00% | 00.0% | Unchanged |
| McIlrath & Eck, LLC | 2,166 | $37.4K | 0.00% | +715+49.3% | Added |
| SBI Securities Co., Ltd. | 2,316 | $40.0K | 0.00% | −200−7.9% | Reduced |
| Group One Trading, L.P. | 2,725 | $47.0K | 0.00% | +2,725 | New |
| Advisor Group Holdings, Inc. | 3,056 | $55.5K | 0.00% | −561−15.5% | Reduced |
| CWM, LLC | 3,310 | $57.0K | 0.00% | +1,023+44.7% | Added |
| Legal & General Group Plc | 3,954 | $68.2K | 0.00% | −1,711−30.2% | Reduced |
| Russell Investments Group, Ltd. | 4,551 | $78.5K | 0.00% | +1,938+74.2% | Added |
| Police & Firemen's Retirement System of New Jersey | 6,203 | $107.0K | 0.00% | +1,899+44.1% | Added |
| Virtus ETF Advisers LLC | 6,350 | $109.5K | 0.06% | +6,350 | New |
| New Age Alpha Advisors, LLC | 6,570 | $113.3K | 0.00% | −4,586−41.1% | Reduced |
| Citigroup Inc | 6,876 | $118.6K | 0.00% | −21−0.3% | Reduced |
| New York State Common Retirement Fund | 7,450 | $128.5K | 0.00% | 00.0% | Unchanged |
| Quest Partners LLC | 8,951 | $154.4K | 0.01% | −2,391−21.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 9,553 | $164.8K | 0.00% | −1,601−14.4% | Reduced |
| Virtus Investment Advisers, Inc. | 9,866 | $170.2K | 0.05% | −401−3.9% | Reduced |
| Longboard Asset Management, LP | 10,350 | $178.5K | 0.29% | +10,350 | New |
| Public Employees Retirement System of Ohio | 10,673 | $184.1K | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 10,700 | $184.6K | 0.00% | +10,700 | New |
| Price T Rowe Associates Inc | 10,744 | $186.0K | 0.00% | +542+5.3% | Added |
| Quantinno Capital Management LP | 10,785 | $186.0K | 0.00% | +10,785 | New |
| Raymond James Financial Inc | 10,843 | $187.0K | 0.00% | +2,011+22.8% | Added |
| Algert Global LLC | 11,000 | $189.8K | 0.00% | +11,000 | New |
| MetLife Investment Management | 11,696 | $201.8K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 11,751 | $202.7K | 0.04% | −3,628−23.6% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 12,307 | $212.3K | 0.00% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 12,778 | $220.4K | 0.03% | +1,563+13.9% | Added |
| Deutsche Bank AG | 13,392 | $231.0K | 0.00% | 00.0% | Unchanged |
| Cerity Partners LLC | 13,454 | $232.1K | 0.00% | +1,388+11.5% | Added |
| Hillsdale Investment Management Inc. | 16,500 | $284.6K | 0.01% | 00.0% | Unchanged |
| Atom Investors LP | 17,827 | $307.5K | 0.02% | +17,827 | New |
| BNP Paribas Arbitrage, SA | 18,401 | $317.4K | 0.00% | +13,529+277.7% | Added |
| Ameriprise Financial Inc | 19,097 | $329.4K | 0.00% | −8,624−31.1% | Reduced |
| R Squared Ltd | 19,227 | $331.7K | 0.14% | +1,830+10.5% | Added |
| FMR LLC | 19,829 | $342.0K | 0.00% | +2,429+14.0% | Added |
| Alliancebernstein L.P. | 20,660 | $356.4K | 0.00% | +2,100+11.3% | Added |
| Creative Planning | 20,785 | $358.5K | 0.00% | +20,785 | New |
| Wiley Bros.-Aintree Capital, LLC | 21,600 | $372.6K | 0.00% | +1,600+8.0% | Added |
| Petrus Trust Company, LTA | 21,667 | $373.8K | 0.04% | +21,667 | New |
| Victory Capital Management Inc | 22,888 | $394.8K | 0.00% | +22,888 | New |
| Wells Fargo & Company | 22,889 | $394.8K | 0.00% | +2,846+14.2% | Added |
| ExodusPoint Capital Management, LP | 23,350 | $402.8K | 0.01% | +23,350 | New |
| Citadel Advisors LLC | 23,357 | $402.9K | 0.00% | −42,060−64.3% | Reduced |
| State of Wyoming | 23,371 | $403.1K | 0.05% | −1,645−6.6% | Reduced |
| Stifel Financial Corp | 23,917 | $412.6K | 0.00% | +726+3.1% | Added |
| Man Group plc | 25,374 | $437.7K | 0.00% | −961−3.6% | Reduced |
| Significant Wealth Partners LLC | 25,969 | $448.0K | 0.22% | +2,797+12.1% | Added |
| Gsa Capital Partners LLP | 26,948 | $465.0K | 0.04% | +26,948 | New |
| Millennium Management LLC | 28,293 | $488.1K | 0.00% | −11,435−28.8% | Reduced |
| Campbell & CO Investment Adviser LLC | 29,534 | $509.5K | 0.04% | +29,534 | New |
| State Board of Administration of Florida Retirement System | 31,714 | $547.1K | 0.00% | +11,551+57.3% | Added |
| Invesco Ltd. | 32,784 | $565.5K | 0.00% | −888−2.6% | Reduced |
| Martingale Asset Management L P | 32,876 | $567.1K | 0.01% | +7,934+31.8% | Added |
| Engineers Gate Manager LP | 33,252 | $573.6K | 0.01% | +11,294+51.4% | Added |
| Cubist Systematic Strategies, LLC | 33,983 | $586.2K | 0.01% | −4,981−12.8% | Reduced |
| Marshall Wace, LLP | 34,084 | $588.0K | 0.00% | +1,009+3.1% | Added |