Spok HoldingsSPOK
13F holders, Q2 2026 (June 30)At the end of Q2 2026, 132 institutions reported holding Spok Holdings Inc. (SPOK) in their 13F filings, down 7 from Q1 2026. 19 opened new positions and 23 sold out. The largest holders were BlackRock, Inc. ($17.6M), Renaissance Technologies ($11.8M) and Vanguard Capital Management LLC ($8.9M). 7 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Spok Holdings Inc.
- Filed as
- SPOK HLDGS INC (Q2 2026)
- CUSIP
- 84863T106
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 19 | $1.8M |
| Exits | 23 | $3.6M |
All 13F filers, Q1 2026 → Q2 2026: 1,254,678 shares bought and 910,660 shares sold, net +344,018 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 132 holders
| BlackRock, Inc. | 0.00% | Add +2.6% | 1,719,219 | $17.6M |
| Renaissance Technologies | 0.02% | Reduce -9.0% | 1,148,579 | $11.8M |
| Vanguard Capital Management LLC | 0.00% | Add +1.5% | 872,359 | $8.9M |
| Dimensional Fund Advisors LP | 0.00% | Add +0.2% | 717,616 | $7.3M |
| Geode Capital Management, LLC | 0.00% | Add +9.2% | 595,842 | $6.1M |
| State Street Corp. | 0.00% | Add +2.1% | 471,584 | $4.8M |
| HighTower Advisors, LLC | 0.00% | Reduce -11.0% | 339,892 | $3.5M |
| Qube Research & Technologies Ltd | 0.00% | Add +67.2% | 287,617 | $2.9M |
| Goldman Sachs Group Inc. | 0.00% | Add +28.4% | 281,980 | $2.9M |
| Vanguard Portfolio Management LLC | 0.00% | Add +3.1% | 273,278 | $2.8M |
| Bank of New York Mellon Corp | 0.00% | Add +7.5% | 234,112 | $2.4M |
| Northern Trust Corp. | 0.00% | Add +2.9% | 222,895 | $2.3M |
| Uniplan Investment Counsel, Inc. | 0.21% | Add +2.9% | 215,764 | $2.2M |
| CSM Advisors, LLC | 0.05% | Reduce -0.1% | 212,910 | $2.2M |
| United Capital Financial Advisors, LLC | 0.01% | Add +86.0% | 194,815 | $2.0M |
| Citadel Advisors | 0.00% | Add +932.0% | 183,447 | $1.9M |
| Morgan Stanley | 0.00% | Add +4.2% | 166,575 | $1.7M |
| Jacobs Levy Equity Management, Inc. | 0.01% | Add +37.2% | 160,312 | $1.6M |
| Gsa Capital Partners LLP | 0.10% | Add +74.9% | 150,124 | $1.5M |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +5.9% | 136,898 | $1.4M |
| D. E. Shaw & Co. | 0.00% | Add +45.5% | 130,163 | $1.3M |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | Reduce -25.8% | 107,475 | $1.1M |
| Panagora Asset Management Inc. | 0.00% | Add +18.8% | 93,030 | $953K |
| North Star Investment Management Corp. | 0.05% | Reduce -26.2% | 90,000 | $922K |
| FMR LLC | 0.00% | Add +493.3% | 89,161 | $913K |
| Fidelis Capital Partners, LLC | 0.04% | Add +0.1% | 75,072 | $769K |
| Charles Schwab Investment Management Inc. | 0.00% | Add +24.7% | 69,857 | $715K |
| First Trust Advisors LP | 0.00% | Add +5.8% | 69,321 | $710K |
| JPMorgan Chase & Co. | 0.00% | Reduce -5.8% | 65,653 | $686K |
| Quantinno Capital Management LP | 0.00% | Add +143.2% | 63,600 | $651K |
| Man Group plc | 0.00% | Add +19.4% | 57,712 | $591K |
| Victory Capital Management Inc. | 0.00% | Add +34.3% | 57,510 | $589K |
| Keebeck Wealth Management | 0.05% | No change | 50,000 | $512K |
| Nuveen, LLC | 0.00% | Reduce -32.6% | 49,408 | $506K |
| Campbell & CO Investment Adviser LLC | 0.03% | Reduce -5.5% | 48,083 | $492K |
| Numerai GP LLC | 0.04% | Reduce -33.0% | 46,223 | $473K |
| AQR Capital Management | 0.00% | Add +4.3% | 44,987 | $461K |
| Atom Investors LP | 0.04% | New | 44,289 | $454K |
| American Century Companies Inc. | 0.00% | Reduce -2.0% | 42,490 | $435K |
| Trexquant Investment LP | 0.00% | Reduce -69.6% | 39,184 | $401K |
| Ameriprise Financial Inc. | 0.00% | Add +131.1% | 39,014 | $400K |
| Russell Investments Group, Ltd. | 0.00% | Add +394.2% | 38,801 | $397K |
| Invesco Ltd. | 0.00% | Add +14.2% | 34,792 | $356K |
| Bridgeway Capital Management, LLC | 0.01% | Add +30.1% | 34,600 | $354K |
| Rhumbline Advisers | 0.00% | Add +1.1% | 31,535 | $323K |
| UBS Group AG | 0.00% | Add +5.4% | 30,573 | $313K |
| Alliancebernstein L.P. | 0.00% | Reduce -1.1% | 27,860 | $304K |
| EntryPoint Capital, LLC | 0.07% | Add +94.3% | 28,852 | $295K |
| Wells Fargo & Company | 0.00% | Add +49.2% | 28,343 | $290K |
| Guggenheim Capital LLC | 0.00% | New | 27,026 | $277K |
| Bank of America Corp. | 0.00% | Reduce -1.6% | 26,094 | $267K |
| Martingale Asset Management L P | 0.01% | Add +13.3% | 26,091 | $267K |
| Cambria Investment Management, L.P. | 0.01% | Add +29.6% | 25,586 | $262K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 24,450 | $250K |
| Two Sigma Investments, LP | 0.00% | Add +16.3% | 23,150 | $237K |
| Millennium Management | 0.00% | Reduce -39.8% | 22,380 | $229K |
| Public Employees Retirement System of Ohio | 0.00% | Add +94.8% | 20,788 | $213K |
| Deutsche Bank AG | 0.00% | Add +11.7% | 20,075 | $206K |
| Redhawk Wealth Advisors, Inc. | 0.02% | Add +89.0% | 19,155 | $196K |
| Point72 Asset Management | 0.00% | Reduce -78.7% | 19,105 | $196K |
| Hennion & Walsh Asset Management, Inc. | 0.01% | Reduce -1.5% | 18,432 | $189K |
| Significant Wealth Partners LLC | 0.20% | Add +8.8% | 18,145 | $186K |
| Mercer Global Advisors Inc. | 0.00% | New | 15,330 | $157K |
| Occudo Quantitative Strategies LP | 0.01% | Reduce -19.7% | 15,215 | $156K |
| Canada Pension Plan Investment Board | 0.00% | No change | 15,200 | $156K |
| Jane Street Group, LLC | 0.00% | Reduce -82.4% | 15,193 | $156K |
| Empowered Funds, LLC | 0.00% | Reduce -0.6% | 15,119 | $155K |
| T. Rowe Price Associates Inc. | 0.00% | No change | 14,791 | $152K |
| Brevan Howard Capital Management LP | 0.00% | New | 14,010 | $143K |
| Susquehanna International Group, LLP | 0.00% | Add +6.6% | 13,927 | $143K |
| Cetera Investment Advisers | 0.00% | New | 13,899 | $142K |
| Amundi | 0.00% | New | 12,242 | $125K |
| HSBC Holdings PLC | 0.00% | Reduce -71.0% | 12,054 | $125K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | New | 12,130 | $124K |
| MetLife Investment Management, LLC | 0.00% | Add +74.2% | 11,276 | $115K |
| Los Angeles Capital Management LLC | 0.00% | New | 10,905 | $112K |
| Citigroup Inc. | 0.00% | Add +551.6% | 10,602 | $109K |
| Axq Capital, LP | 0.01% | Add +2.5% | 10,538 | $108K |
| GMO | 0.00% | No change | 10,473 | $107K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -0.3% | 9,649 | $99K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 8,987 | $92K |
| Virtus Advisers, LLC | 0.03% | Reduce -4.0% | 6,840 | $70K |
| Truvestments Capital LLC | 0.01% | Reduce -3.1% | 6,795 | $70K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 6,597 | $68K |
| Barclays PLC | 0.00% | Reduce -57.5% | 6,509 | $67K |
| Osaic Holdings, Inc. | 0.00% | Add +3928.0% | 6,042 | $62K |
| New Age Alpha Advisors, LLC | 0.00% | No change | 5,855 | $60K |
| Triumph Capital Management | 0.01% | Reduce -9.6% | 4,971 | $51K |
| PNC Financial Services Group, Inc. | 0.00% | Add +613.5% | 3,924 | $40K |
| BNP Paribas Financial Markets | 0.00% | Reduce -20.9% | 3,471 | $36K |
| SBI Securities Co., Ltd. | 0.00% | Add +48.1% | 2,753 | $28K |
| Rockefeller Capital Management L.P. | 0.00% | No change | 2,744 | $28K |
| Royal Bank of Canada | 0.00% | Add +237.2% | 2,549 | $26K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -42.5% | 2,395 | $25K |
| CANADA LIFE ASSURANCE Co | 0.00% | Reduce -7.0% | 2,386 | $24K |
| IFG Advisory, LLC | 0.00% | New | 2,231 | $23K |
| GAMMA Investing LLC | 0.00% | Add +355.5% | 2,150 | $22K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 2,080 | $21K |
| Larson Financial Group LLC | 0.00% | No change | 2,000 | $20K |
| Legal & General Group Plc | 0.00% | Reduce -53.2% | 1,851 | $19K |
| Nisa Investment Advisors, LLC | 0.00% | Add +90.5% | 1,509 | $15K |
| Covestor Ltd | 0.01% | Add +79.5% | 973 | $10K |
| Arax Advisory Partners | 0.00% | Add +2844.4% | 795 | $8K |
| State of Alaska, Department of Revenue | 0.00% | No change | 653 | $6K |
| New York State Common Retirement Fund | 0.00% | No change | 450 | $5K |
| Sterling Capital Management LLC | 0.00% | Reduce -37.4% | 422 | $4K |
| IFP Advisors, Inc | 0.00% | Add +706.1% | 395 | $4K |
| California State Teachers Retirement System | 0.00% | Reduce -74.0% | 286 | $3K |
| Physician Wealth Advisors, Inc. | 0.00% | New | 229 | $2K |
| Cornerstone Planning Group LLC | 0.00% | New | 217 | $2K |
| Jones Financial Companies LLLP | 0.00% | Add +34.7% | 202 | $2K |
| Harbour Investments, Inc. | 0.00% | Reduce -37.5% | 200 | $2K |
| Geneos Wealth Management Inc. | 0.00% | No change | 200 | $2K |
| Allworth Financial LP | 0.00% | Reduce -19.4% | 104 | $1K |
| Capital Advisors, Ltd. LLC | 0.00% | No change | 65 | $1K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | No change | 97 | $993 |
| EverSource Wealth Advisors, LLC | 0.00% | Add +53.1% | 75 | $768 |
| SJS Investment Consulting Inc. | 0.00% | Add +530.0% | 63 | $646 |
| Bogart Wealth, LLC | 0.00% | New | 48 | $492 |
| Optiver Holding B.V. | 0.00% | Reduce -74.1% | 42 | $430 |
| Farther Finance Advisors, LLC | 0.00% | Reduce -71.5% | 39 | $401 |
| TD Private Client Wealth LLC | 0.00% | New | 39 | $399 |
| Rothschild Investment LLC | 0.00% | Reduce -59.5% | 30 | $307 |
| JFS Wealth Advisors, LLC | 0.00% | New | 19 | $195 |
| True Wealth Design, LLC | 0.00% | Add +100.0% | 14 | $144 |
| Caitong International Asset Management Co., Ltd | 0.00% | New | 12 | $123 |
| Fifth Third Bancorp | 0.00% | Reduce -50.0% | 8 | $82 |
| Essential Partners LLC | 0.00% | Reduce -90.6% | 5 | $51 |
| Basecamp Wealth Advisors LLC | 0.00% | Reduce -90.0% | 4 | $41 |
| Clearstead Advisors, LLC | 0.00% | New | 1 | $11 |
| Fortitude Family Office, LLC | 0.00% | New | 1 | $10 |
| Wealth Enhancement Trust Services, Inc. | 0.00% | New | 1 | $10 |
"% of holder's portfolio" is SPOK's weight in each manager's 13F, not the share of Spok Holdings Inc. the manager owns.