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 2024
Institutional positions in Spok Holdings, Inc as of Dec 31, 2024. 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
- 116
- +7 vs. Q3 2024
- Shares held
- 10.1M
- +7.04K (+0.1%) vs. Q3 2024
- Total value
- $162.1M
- +$10.1M (+6.6%) vs. Q3 2024
- New holders
- 22
- 44 more added
- Sold out
- 15
- 32 more reduced
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 1,382,119 | $22.2M | 0.00% | −28,818−2.0% | Reduced |
| Vanguard Group Inc | 1,048,161 | $16.8M | 0.00% | −6,020−0.6% | Reduced |
| Renaissance Technologies LLC | 975,650 | $15.7M | 0.02% | −24,072−2.4% | Reduced |
| Dimensional Fund Advisors LP | 707,848 | $11.4M | 0.00% | +1,123+0.2% | Added |
| HighTower Advisors, LLC | 666,713 | $10.7M | 0.01% | −6,555−1.0% | Reduced |
| Geode Capital Management, LLC | 514,427 | $8.26M | 0.00% | +6,591+1.3% | Added |
| State Street Corp | 438,594 | $7.04M | 0.00% | +22,718+5.5% | Added |
| Goldman Sachs Group Inc | 391,093 | $6.28M | 0.00% | +225,174+135.7% | Added |
| Acadian Asset Management LLC | 369,631 | $5.93M | 0.02% | −48,863−11.7% | Reduced |
| Foundry Partners, LLC | 362,040 | $5.81M | 0.29% | −75,215−17.2% | Reduced |
| JPMorgan Chase & Co | 213,575 | $3.43M | 0.00% | +15,156+7.6% | Added |
| Northern Trust Corp | 207,068 | $3.32M | 0.00% | +8,175+4.1% | Added |
| Uniplan Investment Counsel, Inc. | 203,587 | $3.27M | 0.30% | −2,154−1.0% | Reduced |
| Bank of New York Mellon Corp | 199,989 | $3.21M | 0.00% | −28,728−12.6% | Reduced |
| Morgan Stanley | 158,400 | $2.54M | 0.00% | −26,324−14.3% | Reduced |
| Prelude Capital Management, LLC | 149,085 | $2.39M | 0.20% | +1,200+0.8% | Added |
| Truvestments Capital LLC | 129,532 | $2.08M | 0.54% | −26,433−16.9% | Reduced |
| North Star Investment Management Corp. | 122,000 | $1.96M | 0.14% | 00.0% | Unchanged |
| Prudential Financial Inc | 114,040 | $1.83M | 0.00% | −97,700−46.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 110,997 | $1.78M | 0.00% | +44,896+67.9% | Added |
| Trexquant Investment LP | 106,467 | $1.71M | 0.02% | +35,401+49.8% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 105,241 | $1.69M | 0.01% | +60,256+133.9% | Added |
| Nuveen Asset Management, LLC | 81,345 | $1.31M | 0.00% | −3,992−4.7% | Reduced |
| Jacobs Levy Equity Management, Inc | 78,092 | $1.25M | 0.00% | +78,092 | New |
| Qube Research & Technologies Ltd | 71,880 | $1.15M | 0.00% | +47,284+192.2% | Added |
| Charles Schwab Investment Management Inc | 53,348 | $856.2K | 0.00% | +393+0.7% | Added |
| Millennium Management LLC | 52,929 | $849.5K | 0.00% | +14,552+37.9% | Added |
| Hennion & Walsh Asset Management, Inc. | 50,221 | $806.0K | 0.04% | +12,471+33.0% | Added |
| Keebeck Wealth Management, LLC | 50,000 | $802.5K | 0.12% | +3,400+7.3% | Added |
| CWM Advisors, LLC | 49,914 | $801.1K | 0.09% | +49,914 | New |
| State Board of Administration of Florida Retirement System | 44,618 | $716.1K | 0.00% | +3,188+7.7% | Added |
| UBS Group AG | 44,164 | $708.8K | 0.00% | +27,569+166.1% | Added |
| Magnetar Financial LLC | 40,329 | $647.3K | 0.01% | +40,329 | New |
| Invesco Ltd. | 40,116 | $643.9K | 0.00% | +938+2.4% | Added |
| Gsa Capital Partners LLP | 36,736 | $590.0K | 0.04% | +2,412+7.0% | Added |
| Rhumbline Advisers | 34,854 | $559.4K | 0.00% | −106−0.3% | Reduced |
| Two Sigma Advisers, LP | 32,800 | $526.4K | 0.00% | −30,400−48.1% | Reduced |
| Los Angeles Capital Management LLC | 32,500 | $521.6K | 0.00% | −7,000−17.7% | Reduced |
| Citadel Advisors LLC | 30,812 | $494.5K | 0.00% | −51,645−62.6% | Reduced |
| Ameriprise Financial Inc | 30,779 | $494.0K | 0.00% | +30,779 | New |
| Engineers Gate Manager LP | 30,540 | $490.2K | 0.01% | −1,775−5.5% | Reduced |
| American Century Companies Inc | 29,927 | $480.3K | 0.00% | +3,978+15.3% | Added |
| Koss-Olinger Consulting, LLC | 28,033 | $450.0K | 0.04% | −1,695−5.7% | Reduced |
| Barclays PLC | 27,513 | $441.6K | 0.00% | +3,435+14.3% | Added |
| Sanctuary Advisors, LLC | 27,269 | $439.3K | 0.00% | +1,271+4.9% | Added |
| Bank of America Corp | 26,978 | $433.0K | 0.00% | +7,332+37.3% | Added |
| Royal Bank of Canada | 25,030 | $402.0K | 0.00% | +349+1.4% | Added |
| Campbell & CO Investment Adviser LLC | 21,378 | $343.1K | 0.03% | −26,085−55.0% | Reduced |
| FMR LLC | 20,290 | $325.7K | 0.00% | +5,811+40.1% | Added |
| Deutsche Bank AG | 20,075 | $322.2K | 0.00% | +9,115+83.2% | Added |
| Citigroup Inc | 20,045 | $321.7K | 0.00% | −5,018−20.0% | Reduced |
| Wells Fargo & Company | 19,432 | $311.9K | 0.00% | +2,546+15.1% | Added |
| Martingale Asset Management L P | 19,310 | $309.9K | 0.01% | +141+0.7% | Added |
| Stifel Financial Corp | 18,791 | $301.6K | 0.00% | +1,286+7.3% | Added |
| Significant Wealth Partners LLC | 18,399 | $295.3K | 0.15% | +18,399 | New |
| Cambria Investment Management, L.P. | 18,161 | $291.5K | 0.02% | +412+2.3% | Added |
| Financial Advocates Investment Management | 17,011 | $273.0K | 0.02% | −336−1.9% | Reduced |
| Susquehanna International Group, LLP | 14,245 | $228.6K | 0.00% | +14,245 | New |
| Schonfeld Strategic Advisors LLC | 13,100 | $210.3K | 0.00% | +13,100 | New |
| Public Employees Retirement System of Ohio | 12,203 | $195.9K | 0.00% | +12,203 | New |
| Virtus ETF Advisers LLC | 11,643 | $186.9K | 0.08% | +255+2.2% | Added |
| Cerity Partners LLC | 11,385 | $182.7K | 0.00% | +11,385 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 10,878 | $174.6K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 10,502 | $168.6K | 0.00% | +456+4.5% | Added |
| MetLife Investment Management | 10,333 | $165.8K | 0.00% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 10,307 | $165.0K | 0.00% | −2,447−19.2% | Reduced |
| Corebridge Financial, Inc. | 9,094 | $146.0K | 0.00% | −687−7.0% | Reduced |
| SG Americas Securities, LLC | 8,021 | $129.0K | 0.00% | +321+4.2% | Added |
| New York State Common Retirement Fund | 7,450 | $119.6K | 0.00% | 00.0% | Unchanged |
| Quest Partners LLC | 6,167 | $99.0K | 0.01% | −25,208−80.3% | Reduced |
| Lazard Asset Management LLC | 5,868 | $94.0K | 0.00% | +1,383+30.8% | Added |
| Legal & General Group Plc | 5,546 | $89.0K | 0.00% | +2,031+57.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 4,304 | $69.1K | 0.00% | +4,304 | New |
| Advisor Group Holdings, Inc. | 4,047 | $65.0K | 0.00% | −61,555−93.8% | Reduced |
| BNP Paribas Arbitrage, SA | 2,561 | $41.1K | 0.00% | −1,276−33.3% | Reduced |
| New Age Alpha Advisors, LLC | 2,143 | $34.4K | 0.00% | +2,143 | New |
| Larson Financial Group LLC | 1,750 | $28.1K | 0.00% | 00.0% | Unchanged |
| Hager Investment Management Services, LLC | 1,498 | $24.0K | 0.02% | +1,498 | New |
| Covestor Ltd | 1,490 | $24.0K | 0.02% | −458−23.5% | Reduced |
| Ameritas Investment Partners, Inc. | 1,468 | $23.6K | 0.00% | 00.0% | Unchanged |
| McIlrath & Eck, LLC | 1,451 | $23.3K | 0.00% | +821+130.3% | Added |
| Tower Research Capital LLC (TRC) | 1,384 | $22.2K | 0.00% | −7,895−85.1% | Reduced |
| SBI Securities Co., Ltd. | 1,356 | $21.8K | 0.00% | +1,356 | New |
| California State Teachers Retirement System | 1,325 | $21.3K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 1,125 | $18.1K | 0.00% | +519+85.6% | Added |
| Great West Life Assurance Co | 1,071 | $17.0K | 0.00% | −438−29.0% | Reduced |
| Darwin Advisors, LLC | 792 | $12.7K | 0.00% | +14+1.8% | Added |
| Signaturefd, LLC | 699 | $11.2K | 0.00% | +501+253.0% | Added |
| Amalgamated Bank | 600 | $10.0K | 0.00% | 00.0% | Unchanged |
| Meeder Asset Management Inc | 595 | $9.55K | 0.00% | +595 | New |
| Sterling Capital Management LLC | 587 | $9.42K | 0.00% | +529+912.1% | Added |
| Bank of New Hampshire | 570 | $9.15K | 0.00% | 00.0% | Unchanged |
| Venturi Wealth Management, LLC | 498 | $7.99K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 455 | $7.30K | 0.00% | −375−45.2% | Reduced |
| CWM, LLC | 426 | $7.00K | 0.00% | −1−0.2% | Reduced |
| GAMMA Investing LLC | 398 | $6.39K | 0.00% | +252+172.6% | Added |
| Parallel Advisors, LLC | 360 | $5.78K | 0.00% | +282+361.5% | Added |
| Jones Financial Companies LLLP | 313 | $5.02K | 0.00% | +150+92.0% | Added |
| US Bancorp | 290 | $4.66K | 0.00% | +290 | New |
| Gen-Wealth Partners Inc | 270 | $4.33K | 0.00% | 00.0% | Unchanged |