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, Q4 2023
Institutional positions in Spok Holdings, Inc as of Dec 31, 2023. 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
- 107
- +10 vs. Q3 2023
- Shares held
- 10.2M
- +207.9K (+2.1%) vs. Q3 2023
- Total value
- $158.2M
- +$15.1M (+10.5%) vs. Q3 2023
- New holders
- 26
- 37 more added
- Sold out
- 16
- 34 more reduced
Compare with Q3 2023: 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, Q4 2023
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 1,409,039 | $21.8M | 0.00% | +70,234+5.2% | Added |
| Vanguard Group Inc | 994,313 | $15.4M | 0.00% | +25,739+2.7% | Added |
| Renaissance Technologies LLC | 974,222 | $15.1M | 0.02% | −116,000−10.6% | Reduced |
| Dimensional Fund Advisors LP | 736,997 | $11.4M | 0.00% | −21,728−2.9% | Reduced |
| HighTower Advisors, LLC | 640,170 | $9.91M | 0.02% | +168,377+35.7% | Added |
| Foundry Partners, LLC | 447,290 | $6.92M | 0.42% | −7,875−1.7% | Reduced |
| Geode Capital Management, LLC | 440,671 | $6.82M | 0.00% | +23,446+5.6% | Added |
| State Street Corp | 391,461 | $6.06M | 0.00% | +84,892+27.7% | Added |
| Acadian Asset Management LLC | 350,020 | $5.42M | 0.02% | +80,044+29.6% | Added |
| Nuveen Asset Management, LLC | 346,400 | $5.36M | 0.00% | +113,414+48.7% | Added |
| Prudential Financial Inc | 306,740 | $4.75M | 0.01% | +202,100+193.1% | Added |
| Fuller & Thaler Asset Management, Inc. | 251,123 | $3.89M | 0.02% | −200−0.1% | Reduced |
| Bank of New York Mellon Corp | 243,697 | $3.77M | 0.00% | +60,952+33.4% | Added |
| Two Sigma Advisers, LP | 215,400 | $3.33M | 0.01% | −84,500−28.2% | Reduced |
| Northern Trust Corp | 202,117 | $3.13M | 0.00% | +15,822+8.5% | Added |
| Morgan Stanley | 195,102 | $3.02M | 0.00% | +41,218+26.8% | Added |
| Uniplan Investment Counsel, Inc. | 156,409 | $2.42M | 0.18% | +92,820+146.0% | Added |
| Prelude Capital Management, LLC | 155,835 | $2.41M | 0.21% | −29,987−16.1% | Reduced |
| Two Sigma Investments, LP | 143,128 | $2.22M | 0.01% | −104,868−42.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 99,285 | $1.54M | 0.00% | −33,296−25.1% | Reduced |
| Invesco Ltd. | 74,011 | $1.15M | 0.00% | −6,119−7.6% | Reduced |
| Gsa Capital Partners LLP | 68,868 | $1.07M | 0.09% | −30,893−31.0% | Reduced |
| Goldman Sachs Group Inc | 61,350 | $949.7K | 0.00% | +4,590+8.1% | Added |
| Campbell & CO Investment Adviser LLC | 55,951 | $866.1K | 0.08% | +6,392+12.9% | Added |
| Advisor Group Holdings, Inc. | 55,807 | $863.7K | 0.00% | +50,609+973.6% | Added |
| First Trust Advisors LP | 54,908 | $850.0K | 0.00% | +1,339+2.5% | Added |
| Los Angeles Capital Management LLC | 54,880 | $849.5K | 0.00% | −11,720−17.6% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 54,459 | $843.0K | 0.00% | −22,202−29.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 52,543 | $813.4K | 0.00% | −5,337−9.2% | Reduced |
| Charles Schwab Investment Management Inc | 50,864 | $787.4K | 0.00% | −1,464−2.8% | Reduced |
| Janney Montgomery Scott LLC | 43,982 | $681.0K | 0.00% | +43,982 | New |
| Citadel Advisors LLC | 40,013 | $619.4K | 0.00% | +39,902+35,947.7% | Added |
| Aviva PLC | 38,967 | $603.2K | 0.00% | +38,967 | New |
| UBS Group AG | 37,532 | $581.0K | 0.00% | +4,101+12.3% | Added |
| STRS Ohio | 36,500 | $565.0K | 0.00% | −800−2.1% | Reduced |
| EAM Investors, LLC | 34,309 | $531.1K | 0.10% | −63,113−64.8% | Reduced |
| Kennedy Capital Management, Inc. | 28,713 | $444.5K | 0.01% | −88,062−75.4% | Reduced |
| Rhumbline Advisers | 25,968 | $402.0K | 0.00% | +21+0.1% | Added |
| Bank of America Corp | 25,941 | $401.6K | 0.00% | +4,716+22.2% | Added |
| Royal Bank of Canada | 25,790 | $399.0K | 0.00% | −1,315−4.9% | Reduced |
| Koss-Olinger Consulting, LLC | 24,843 | $385.0K | 0.04% | +24,843 | New |
| Barclays PLC | 24,413 | $377.9K | 0.00% | +21,369+702.0% | Added |
| Significant Wealth Partners LLC | 23,547 | $364.5K | 0.27% | +23,547 | New |
| Susquehanna International Group, LLP | 22,374 | $346.4K | 0.00% | +9,089+68.4% | Added |
| Cambridge Investment Research Advisors, Inc. | 22,322 | $346.0K | 0.00% | −3,523−13.6% | Reduced |
| LSV Asset Management | 21,700 | $336.0K | 0.00% | 00.0% | Unchanged |
| Hennion & Walsh Asset Management, Inc. | 21,493 | $332.7K | 0.02% | +21,493 | New |
| Winton Group Ltd | 19,902 | $308.1K | 0.02% | −11,659−36.9% | Reduced |
| Guggenheim Capital LLC | 19,511 | $302.0K | 0.00% | +19,511 | New |
| Franklin Resources Inc | 18,738 | $290.1K | 0.00% | +18,738 | New |
| Trexquant Investment LP | 18,511 | $286.6K | 0.01% | −56,189−75.2% | Reduced |
| Man Group plc | 17,100 | $264.7K | 0.00% | – | – |
| Jacobs Levy Equity Management, Inc | 16,555 | $256.3K | 0.00% | −36,579−68.8% | Reduced |
| Johnson Investment Counsel Inc | 16,070 | $248.8K | 0.00% | +16,070 | New |
| Wells Fargo & Company | 15,512 | $240.1K | 0.00% | +3,408+28.2% | Added |
| Martingale Asset Management L P | 15,117 | $234.0K | 0.00% | +400+2.7% | Added |
| State Board of Administration of Florida Retirement System | 14,994 | $232.1K | 0.00% | +14,994 | New |
| Jane Street Group, LLC | 14,877 | $230.3K | 0.00% | +14,877 | New |
| SG Americas Securities, LLC | 14,288 | $221.0K | 0.00% | +2,105+17.3% | Added |
| Bank of Montreal | 14,100 | $220.8K | 0.00% | +14,100 | New |
| Mariner, LLC | 14,239 | $220.4K | 0.00% | +14,239 | New |
| Lazard Asset Management LLC | 12,126 | $187.0K | 0.00% | +1,609+15.3% | Added |
| Qube Research & Technologies Ltd | 12,007 | $185.9K | 0.00% | +9,497+378.4% | Added |
| Captrust Financial Advisors | 11,934 | $184.7K | 0.00% | −12,104−50.4% | Reduced |
| JPMorgan Chase & Co | 11,837 | $183.2K | 0.00% | −268−2.2% | Reduced |
| DekaBank Deutsche Girozentrale | 11,442 | $176.0K | 0.00% | 00.0% | Unchanged |
| Grantham, Mayo, Van Otterloo & Co. LLC | 10,878 | $168.4K | 0.00% | 00.0% | Unchanged |
| Thompson Davis & Co., Inc. | 10,800 | $167.2K | 0.14% | +10,800 | New |
| Citigroup Inc | 10,030 | $155.3K | 0.00% | +6,698+201.0% | Added |
| BCJ Capital Management, LLC | 10,027 | $155.2K | 0.01% | +10,027 | New |
| State of Wyoming | 9,605 | $148.7K | 0.03% | +4,418+85.2% | Added |
| FMR LLC | 9,373 | $145.1K | 0.00% | +6,993+293.8% | Added |
| MetLife Investment Management | 9,363 | $144.9K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 9,218 | $142.7K | 0.00% | +3,685+66.6% | Added |
| American International Group, Inc. | 8,836 | $136.8K | 0.00% | −36−0.4% | Reduced |
| Tucker Asset Management LLC | 8,163 | $126.4K | 0.03% | +8,163 | New |
| Great West Life Assurance Co | 7,484 | $116.0K | 0.00% | +1,416+23.3% | Added |
| New York State Common Retirement Fund | 7,450 | $115.3K | 0.00% | −36−0.5% | Reduced |
| Tower Research Capital LLC (TRC) | 4,913 | $76.1K | 0.00% | +4,003+439.9% | Added |
| BNP Paribas Arbitrage, SA | 4,693 | $72.6K | 0.00% | −7,096−60.2% | Reduced |
| EntryPoint Capital, LLC | 3,335 | $51.6K | 0.05% | +3,335 | New |
| Northwestern Mutual Wealth Management Co | 3,170 | $49.1K | 0.00% | +3,170 | New |
| Simplex Trading, LLC | 3,089 | $47.0K | 0.00% | +3,089 | New |
| California State Teachers Retirement System | 2,926 | $45.3K | 0.00% | −997−25.4% | Reduced |
| Public Employees Retirement System of Ohio | 1,933 | $29.9K | 0.00% | −5,844−75.1% | Reduced |
| Covestor Ltd | 1,870 | $29.0K | 0.02% | +1,673+849.2% | Added |
| Amalgamated Bank | 1,551 | $24.0K | 0.00% | −178−10.3% | Reduced |
| Group One Trading, L.P. | 1,488 | $23.0K | 0.00% | +1,488 | New |
| Ameritas Investment Partners, Inc. | 1,468 | $22.7K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 1,426 | $22.1K | 0.00% | −233−14.0% | Reduced |
| US Bancorp | 1,266 | $19.6K | 0.00% | +941+289.5% | Added |
| Metropolitan Life Insurance Co | 970 | $15.0K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 609 | $9.43K | 0.00% | +59+10.7% | Added |
| Bank of New Hampshire | 570 | $8.82K | 0.00% | +570 | New |
| CWM, LLC | 292 | $5.00K | 0.00% | +4+1.4% | Added |
| McIlrath & Eck, LLC | 211 | $3.27K | 0.00% | +211 | New |
| WealthCollab, LLC | 185 | $2.86K | 0.00% | +185 | New |
| Parallel Advisors, LLC | 137 | $2.12K | 0.00% | +137 | New |
| Steward Partners Investment Advisory, LLC | 100 | $1.55K | 0.00% | −275−73.3% | Reduced |
| Farther Finance Advisors, LLC | 95 | $1.47K | 0.00% | +95 | New |