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 2023
Institutional positions in Spok Holdings, Inc as of Jun 30, 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
- 87
- +2 vs. Q1 2023
- Shares held
- 10.2M
- +539.3K (+5.6%) vs. Q1 2023
- Total value
- $135.4M
- +$37.3M (+38.0%) vs. Q1 2023
- New holders
- 25
- 22 more added
- Sold out
- 23
- 28 more reduced
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| The PNC Financial Services Group, Inc. | 12 | $159 | 0.00% | +12 | New |
| Ridgewood Investments LLC | 27 | $356 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 65 | $1.00K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 77 | $1.00K | 0.00% | +77 | New |
| Federated Hermes, Inc. | 155 | $2.06K | 0.00% | −24−13.4% | Reduced |
| GWM Advisors LLC | 189 | $2.51K | 0.00% | +189 | New |
| Tower Research Capital LLC (TRC) | 268 | $3.56K | 0.00% | −6,366−96.0% | Reduced |
| Steward Partners Investment Advisory, LLC | 375 | $4.98K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 400 | $6.16K | 0.00% | +400 | New |
| South State Corp. | 730 | $9.70K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 970 | $12.9K | 0.00% | +970 | New |
| Ameritas Investment Partners, Inc. | 1,468 | $19.5K | 0.00% | +1,468 | New |
| Legal & General Group Plc | 1,659 | $22.0K | 0.00% | +1,659 | New |
| Amalgamated Bank | 1,729 | $23.0K | 0.00% | +1,729 | New |
| Nisa Investment Advisors, LLC | 1,910 | $25.4K | 0.00% | +1,910 | New |
| Clear Street Markets LLC | 2,500 | $33.0K | 0.01% | +1,200+92.3% | Added |
| Group One Trading, L.P. | 3,128 | $41.6K | 0.00% | −20,315−86.7% | Reduced |
| Barclays PLC | 3,552 | $47.2K | 0.00% | −59,095−94.3% | Reduced |
| Lazard Asset Management LLC | 4,795 | $63.0K | 0.00% | +4,795 | New |
| Citigroup Inc | 5,307 | $70.5K | 0.00% | −34,405−86.6% | Reduced |
| California State Teachers Retirement System | 5,914 | $78.6K | 0.00% | +5,914 | New |
| Great West Life Assurance Co | 6,068 | $81.0K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 6,170 | $82.0K | 0.00% | +2,170+54.3% | Added |
| New York State Common Retirement Fund | 7,300 | $97.0K | 0.00% | +7,300 | New |
| American International Group, Inc. | 8,556 | $113.7K | 0.00% | +8,556 | New |
| FMR LLC | 8,643 | $114.9K | 0.00% | +8,259+2,150.8% | Added |
| MetLife Investment Management | 9,363 | $124.4K | 0.00% | +9,363 | New |
| Ameriprise Financial Inc | 10,323 | $137.2K | 0.00% | −21,872−67.9% | Reduced |
| Tocqueville Asset Management L.P. | 10,500 | $139.5K | 0.00% | 00.0% | Unchanged |
| Jump Financial, LLC | 13,500 | $179.4K | 0.01% | −2,400−15.1% | Reduced |
| JPMorgan Chase & Co | 13,784 | $183.2K | 0.00% | −11,874−46.3% | Reduced |
| Millennium Management LLC | 14,341 | $190.6K | 0.00% | −139,587−90.7% | Reduced |
| Wells Fargo & Company | 16,001 | $212.7K | 0.00% | +10,330+182.2% | Added |
| Prudential Financial Inc | 16,040 | $213.2K | 0.00% | +16,040 | New |
| DekaBank Deutsche Girozentrale | 16,457 | $217.0K | 0.00% | +16,457 | New |
| Citadel Advisors LLC | 16,907 | $224.7K | 0.00% | −1,649−8.9% | Reduced |
| Engineers Gate Manager LP | 17,087 | $227.1K | 0.01% | −22,909−57.3% | Reduced |
| Bank of America Corp | 17,153 | $228.0K | 0.00% | +14,847+643.8% | Added |
| Public Employees Retirement System of Ohio | 17,141 | $228.0K | 0.00% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 18,582 | $247.0K | 0.01% | +18,582 | New |
| Cubist Systematic Strategies, LLC | 20,467 | $272.0K | 0.00% | −98,782−82.8% | Reduced |
| Global Retirement Partners, LLC | 20,757 | $275.9K | 0.01% | +1,840+9.7% | Added |
| LSV Asset Management | 21,700 | $288.0K | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 24,139 | $320.8K | 0.03% | +24,139 | New |
| Rhumbline Advisers | 25,134 | $334.0K | 0.00% | +25,134 | New |
| Occudo Quantitative Strategies LP | 25,590 | $340.1K | 0.04% | −5,901−18.7% | Reduced |
| UBS Group AG | 26,498 | $352.2K | 0.00% | +21,459+425.9% | Added |
| Bailard, Inc. | 27,079 | $359.9K | 0.01% | 00.0% | Unchanged |
| Man Group plc | 28,200 | $374.8K | 0.00% | – | – |
| Cambridge Investment Research Advisors, Inc. | 28,339 | $377.0K | 0.00% | +28,339 | New |
| Royal Bank of Canada | 28,549 | $380.0K | 0.00% | +11,980+72.3% | Added |
| Allspring Global Investments Holdings, LLC | 31,625 | $420.3K | 0.00% | −4,675−12.9% | Reduced |
| Advisor Group Holdings, Inc. | 33,678 | $445.4K | 0.00% | +33,294+8,670.3% | Added |
| STRS Ohio | 38,300 | $509.0K | 0.00% | +38,300 | New |
| Captrust Financial Advisors | 39,961 | $531.1K | 0.00% | +39,961 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 42,878 | $569.8K | 0.00% | −1,100−2.5% | Reduced |
| Charles Schwab Investment Management Inc | 50,484 | $670.9K | 0.00% | +50,484 | New |
| Goldman Sachs Group Inc | 54,202 | $720.3K | 0.00% | −44,384−45.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 57,660 | $766.3K | 0.00% | −746−1.3% | Reduced |
| Susquehanna International Group, LLP | 61,337 | $815.2K | 0.00% | −119,087−66.0% | Reduced |
| Invesco Ltd. | 63,160 | $839.4K | 0.00% | +23,825+60.6% | Added |
| Bridgeway Capital Management, LLC | 71,116 | $945.1K | 0.02% | −25,000−26.0% | Reduced |
| Trexquant Investment LP | 107,114 | $1.42M | 0.04% | +12,216+12.9% | Added |
| Gsa Capital Partners LLP | 109,691 | $1.46M | 0.15% | +34,004+44.9% | Added |
| Nuveen Asset Management, LLC | 114,220 | $1.52M | 0.00% | +79,933+233.1% | Added |
| Kennedy Capital Management, Inc. | 116,775 | $1.55M | 0.04% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 118,899 | $1.58M | 0.01% | −124,916−51.2% | Reduced |
| Morgan Stanley | 127,050 | $1.69M | 0.00% | +60,026+89.6% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 130,573 | $1.74M | 0.00% | +130,573 | New |
| Bank of New York Mellon Corp | 159,446 | $2.12M | 0.00% | +45,364+39.8% | Added |
| Penn Mutual Asset Management, LLC | 167,910 | $2.23M | 2.01% | −213,350−56.0% | Reduced |
| EAM Investors, LLC | 180,912 | $2.40M | 0.45% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 185,190 | $2.46M | 0.20% | −632−0.3% | Reduced |
| Northern Trust Corp | 186,762 | $2.48M | 0.00% | +112,961+153.1% | Added |
| Bank of Montreal | 232,107 | $3.11M | 0.00% | +232,107 | New |
| Fuller & Thaler Asset Management, Inc. | 258,833 | $3.44M | 0.02% | −440−0.2% | Reduced |
| State Street Corp | 286,445 | $3.81M | 0.00% | +218,091+319.1% | Added |
| Two Sigma Advisers, LP | 298,400 | $3.97M | 0.01% | +29,600+11.0% | Added |
| Two Sigma Investments, LP | 341,313 | $4.54M | 0.01% | +12,779+3.9% | Added |
| Arrowstreet Capital, Limited Partnership | 381,756 | $5.07M | 0.01% | −83,357−17.9% | Reduced |
| Geode Capital Management, LLC | 394,264 | $5.24M | 0.00% | +200,971+104.0% | Added |
| Foundry Partners, LLC | 453,920 | $6.03M | 0.37% | −82,060−15.3% | Reduced |
| HighTower Advisors, LLC | 554,227 | $7.37M | 0.01% | −1,129−0.2% | Reduced |
| Dimensional Fund Advisors LP | 814,544 | $10.8M | 0.00% | −42,935−5.0% | Reduced |
| Vanguard Group Inc | 935,227 | $12.4M | 0.00% | +78,012+9.1% | Added |
| Renaissance Technologies LLC | 1,198,917 | $15.9M | 0.02% | −17,105−1.4% | Reduced |
| BlackRock Inc. | 1,230,666 | $16.4M | 0.00% | +808,001+191.2% | Added |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −181,875−100.0% | Sold out |
| PCG Wealth Advisors, LLC | 0 | $0 | 0.00% | −162,471−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −109,059−100.0% | Sold out |
| Formidable Asset Management, LLC | 0 | $0 | 0.00% | −56,430−100.0% | Sold out |
| Toroso Investments, LLC | 0 | $0 | 0.00% | −56,430−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −24,166−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −22,056−100.0% | Sold out |
| Perritt Capital Management Inc | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −18,985−100.0% | Sold out |
| State of Tennessee, Treasury Department | 0 | $0 | 0.00% | −18,593−100.0% | Sold out |
| Innovis Asset Management LLC | 0 | $0 | 0.00% | −18,312−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −17,400−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −14,670−100.0% | Sold out |