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, Q1 2026
Institutional positions in Spok Holdings, Inc as of Mar 31, 2026. 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
- 139
- +6 vs. Q4 2025
- Shares held
- 10.5M
- +656.5K (+6.7%) vs. Q4 2025
- Total value
- $114.4M
- −$15.3M (−11.8%) vs. Q4 2025
- New holders
- 25
- 44 more added
- Sold out
- 19
- 53 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sunbelt Securities, Inc. | 2 | $22 | 0.00% | +2 | New |
| True Wealth Design, LLC | 7 | $77 | 0.00% | −38−84.4% | Reduced |
| SJS Investment Consulting Inc. | 10 | $109 | 0.00% | +10 | New |
| Wealth Preservation Advisors, LLC | 13 | $142 | 0.00% | +13 | New |
| Fifth Third Bancorp | 16 | $174 | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 19 | $207 | 0.00% | −51−72.9% | Reduced |
| Quadrant Capital Group LLC | 20 | $218 | 0.00% | −7−25.9% | Reduced |
| SRS Capital Advisors, Inc. | 27 | $294 | 0.00% | +11+68.8% | Added |
| Sound Income Strategies, LLC | 29 | $322 | 0.00% | +29 | New |
| Huntington National Bank | 40 | $436 | 0.00% | +40 | New |
| Basecamp Wealth Advisors LLC | 40 | $436 | 0.00% | +40 | New |
| IFP Advisors, Inc | 49 | $534 | 0.00% | +21+75.0% | Added |
| EverSource Wealth Advisors, LLC | 49 | $535 | 0.00% | +1+2.1% | Added |
| Godfrey Financial Associates, Inc. | 50 | $545 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 53 | $578 | 0.00% | +50+1,666.7% | Added |
| JPL Wealth Management, LLC | 55 | $600 | 0.00% | +55 | New |
| TD Waterhouse Canada Inc. | 68 | $749 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 74 | $807 | 0.00% | +72+3,600.0% | Added |
| MAI Capital Management | 84 | $916 | 0.00% | +60+250.0% | Added |
| Versant Capital Management, Inc | 89 | $970 | 0.00% | −6,561−98.7% | Reduced |
| Capital Advisors, Ltd. LLC | 65 | $1.00K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 97 | $1.06K | 0.00% | −41−29.7% | Reduced |
| Steward Partners Investment Advisory, LLC | 100 | $1.09K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 129 | $1.41K | 0.00% | +120+1,333.3% | Added |
| Farther Finance Advisors, LLC | 137 | $1.52K | 0.00% | −72−34.4% | Reduced |
| Advisor Group Holdings, Inc. | 150 | $1.64K | 0.00% | −200−57.1% | Reduced |
| Jones Financial Companies LLLP | 150 | $1.66K | 0.00% | −163−52.1% | Reduced |
| Optiver Holding B.V. | 162 | $1.77K | 0.00% | −104−39.1% | Reduced |
| Geneos Wealth Management Inc. | 200 | $2.18K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 320 | $3.49K | 0.00% | +200+166.7% | Added |
| New York State Common Retirement Fund | 450 | $4.91K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 472 | $5.14K | 0.00% | −1,367−74.3% | Reduced |
| The PNC Financial Services Group, Inc. | 550 | $6.00K | 0.00% | +474+623.7% | Added |
| Covestor Ltd | 542 | $6.00K | 0.00% | +56+11.5% | Added |
| State of Alaska, Department of Revenue | 653 | $7.00K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 674 | $7.35K | 0.00% | −500−42.6% | Reduced |
| Royal Bank of Canada | 756 | $8.00K | 0.00% | −2,344−75.6% | Reduced |
| Nisa Investment Advisors, LLC | 792 | $8.63K | 0.00% | 00.0% | Unchanged |
| McIlrath & Eck, LLC | 1,032 | $11.2K | 0.00% | −419−28.9% | Reduced |
| California State Teachers Retirement System | 1,102 | $12.0K | 0.00% | −150−12.0% | Reduced |
| Citigroup Inc | 1,627 | $17.7K | 0.00% | −5,405−76.9% | Reduced |
| SBI Securities Co., Ltd. | 1,859 | $20.6K | 0.00% | +112+6.4% | Added |
| Larson Financial Group LLC | 2,000 | $21.8K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 2,080 | $22.7K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 2,565 | $28.0K | 0.00% | +100+4.1% | Added |
| Rockefeller Capital Management L.P. | 2,744 | $29.9K | 0.00% | +2,194+398.9% | Added |
| Legal & General Group Plc | 3,954 | $43.1K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,168 | $45.4K | 0.00% | +1,466+54.3% | Added |
| BNP Paribas Arbitrage, SA | 4,389 | $47.8K | 0.00% | −297−6.3% | Reduced |
| Triumph Capital Management | 5,501 | $60.0K | 0.01% | +700+14.6% | Added |
| New Age Alpha Advisors, LLC | 5,855 | $63.8K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 5,874 | $64.0K | 0.00% | +5,017+585.4% | Added |
| MetLife Investment Management | 6,472 | $70.5K | 0.00% | −4,579−41.4% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 6,597 | $71.9K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 7,014 | $76.5K | 0.01% | −1,814−20.5% | Reduced |
| Virtus ETF Advisers LLC | 7,125 | $77.7K | 0.04% | −7,538−51.4% | Reduced |
| Russell Investments Group, Ltd. | 7,851 | $85.6K | 0.00% | +4,113+110.0% | Added |
| Vanguard Global Advisers, LLC | 8,987 | $98.0K | 0.00% | +8,987 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 9,683 | $105.5K | 0.00% | +238+2.5% | Added |
| State of Wyoming | 10,013 | $109.1K | 0.01% | +6,167+160.3% | Added |
| Oxford Asset Management LLP | 10,020 | $109.2K | 0.04% | −332−3.2% | Reduced |
| Redhawk Wealth Advisors, Inc. | 10,134 | $110.5K | 0.01% | +10,134 | New |
| Axq Capital, LP | 10,283 | $112.1K | 0.01% | +10,283 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 10,473 | $114.2K | 0.00% | −1,834−14.9% | Reduced |
| Public Employees Retirement System of Ohio | 10,673 | $116.3K | 0.00% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 11,367 | $123.9K | 0.00% | +11,367 | New |
| Buckingham Strategic Partners | 12,111 | $132.0K | 0.00% | +12,111 | New |
| Brady Martz Wealth Solutions, LLC | 12,220 | $133.2K | 0.02% | +12,220 | New |
| Squarepoint Ops LLC | 12,481 | $136.0K | 0.00% | −3,631−22.5% | Reduced |
| Susquehanna International Group, LLP | 13,064 | $142.4K | 0.00% | +13,064 | New |
| Magnetar Financial LLC | 13,904 | $151.6K | 0.00% | −7,577−35.3% | Reduced |
| EntryPoint Capital, LLC | 14,850 | $161.9K | 0.05% | +14,850 | New |
| Price T Rowe Associates Inc | 14,791 | $162.0K | 0.00% | +4,047+37.7% | Added |
| FMR LLC | 15,029 | $163.8K | 0.00% | −111,953−88.2% | Reduced |
| Canada Pension Plan Investment Board | 15,200 | $165.7K | 0.00% | 00.0% | Unchanged |
| Empowered Funds, LLC | 15,203 | $165.7K | 0.00% | +15,203 | New |
| Barclays PLC | 15,320 | $167.0K | 0.00% | −29,200−65.6% | Reduced |
| Significant Wealth Partners LLC | 16,683 | $181.8K | 0.22% | +1,885+12.7% | Added |
| Ameriprise Financial Inc | 16,881 | $184.0K | 0.00% | −3,128−15.6% | Reduced |
| Aquatic Capital Management LLC | 17,342 | $189.0K | 0.01% | +12,376+249.2% | Added |
| Citadel Advisors LLC | 17,775 | $193.7K | 0.00% | −31,917−64.2% | Reduced |
| Deutsche Bank AG | 17,974 | $195.9K | 0.00% | +4,820+36.6% | Added |
| Occudo Quantitative Strategies LP | 18,948 | $202.6K | 0.01% | +5,416+40.0% | Added |
| Hennion & Walsh Asset Management, Inc. | 18,707 | $203.9K | 0.01% | −139−0.7% | Reduced |
| Wells Fargo & Company | 18,991 | $207.0K | 0.00% | −10,643−35.9% | Reduced |
| Cambria Investment Management, L.P. | 19,744 | $215.2K | 0.01% | +7,590+62.4% | Added |
| Two Sigma Investments, LP | 19,900 | $216.9K | 0.00% | −42,687−68.2% | Reduced |
| State of Wisconsin Investment Board | 20,300 | $221.3K | 0.00% | +9,200+82.9% | Added |
| Martingale Asset Management L P | 23,025 | $251.0K | 0.01% | −669−2.8% | Reduced |
| Quantinno Capital Management LP | 26,150 | $285.0K | 0.00% | −66,576−71.8% | Reduced |
| Bank of America Corp | 26,528 | $289.2K | 0.00% | −9,959−27.3% | Reduced |
| Bridgeway Capital Management, LLC | 26,600 | $289.9K | 0.01% | +26,600 | New |
| UBS Group AG | 29,018 | $316.3K | 0.00% | −27,937−49.1% | Reduced |
| Invesco Ltd. | 30,475 | $332.2K | 0.00% | −455−1.5% | Reduced |
| Rhumbline Advisers | 31,194 | $340.0K | 0.00% | −340−1.1% | Reduced |
| Alliancebernstein L.P. | 28,160 | $371.4K | 0.00% | +4,000+16.6% | Added |
| Millennium Management LLC | 37,155 | $405.0K | 0.00% | −88,653−70.5% | Reduced |
| Dynamic Technology Lab Private Ltd | 37,544 | $409.2K | 0.07% | +37,544 | New |
| HSBC Holdings PLC | 41,499 | $458.4K | 0.00% | −18,832−31.2% | Reduced |
| Victory Capital Management Inc | 42,816 | $466.7K | 0.00% | +5,779+15.6% | Added |