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 2022
Institutional positions in Spok Holdings, Inc as of Mar 31, 2022. 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
- 62
- −9 vs. Q4 2021
- Shares held
- 11.3M
- −287.7K (−2.5%) vs. Q4 2021
- Total value
- $89.4M
- −$18.2M (−16.9%) vs. Q4 2021
- New holders
- 6
- 12 more added
- Sold out
- 15
- 34 more reduced
Compare with Q4 2021: 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 2022
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Deprince Race & Zollo Inc | 1,586,289 | $12.7M | 0.25% | −147,707−8.5% | Reduced |
| Dimensional Fund Advisors LP | 1,309,236 | $10.4M | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 1,174,722 | $9.37M | 0.01% | −37,800−3.1% | Reduced |
| Morgan Stanley | 842,248 | $6.72M | 0.00% | −17,596−2.0% | Reduced |
| Vanguard Group Inc | 756,173 | $6.03M | 0.00% | +6,917+0.9% | Added |
| Russell Investments Group, Ltd. | 682,578 | $5.45M | 0.01% | −36,359−5.1% | Reduced |
| Man Group plc | 647,525 | $5.17M | 0.02% | +647,525 | New |
| Western Standard LLC | 670,498 | $4.61M | 4.38% | +536,106+398.9% | Added |
| BlackRock Inc. | 445,871 | $3.56M | 0.00% | +21,486+5.1% | Added |
| Foundry Partners, LLC | 293,516 | $2.34M | 0.12% | −5,984−2.0% | Reduced |
| Millennium Management LLC | 269,400 | $2.15M | 0.00% | −36,649−12.0% | Reduced |
| Franklin Resources Inc | 202,951 | $1.62M | 0.00% | −12,849−6.0% | Reduced |
| Bank of New York Mellon Corp | 190,688 | $1.52M | 0.00% | −2,048−1.1% | Reduced |
| Geode Capital Management, LLC | 187,013 | $1.49M | 0.00% | −3,753−2.0% | Reduced |
| Susquehanna International Group, LLP | 183,743 | $1.47M | 0.00% | −13,761−7.0% | Reduced |
| Jacobs Levy Equity Management, Inc | 163,778 | $1.31M | 0.01% | +19,393+13.4% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 150,578 | $1.20M | 0.01% | −76,500−33.7% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 124,800 | $996.0K | 0.00% | +124,800 | New |
| Bridgeway Capital Management, LLC | 120,816 | $964.0K | 0.02% | −17,000−12.3% | Reduced |
| Kennedy Capital Management, Inc. | 118,151 | $943.0K | 0.02% | −18,368−13.5% | Reduced |
| Employees Retirement System of Texas | 105,000 | $838.0K | 0.01% | −5,000−4.5% | Reduced |
| HighTower Advisors, LLC | 103,275 | $828.0K | 0.00% | −13,548−11.6% | Reduced |
| BCK Capital Management LP | 90,480 | $722.0K | 0.43% | −235,255−72.2% | Reduced |
| Goldman Sachs Group Inc | 88,083 | $703.0K | 0.00% | −7,945−8.3% | Reduced |
| Granite Point Capital Management, L.P. | 75,000 | $599.0K | 0.30% | 00.0% | Unchanged |
| Northern Trust Corp | 67,764 | $541.0K | 0.00% | −2,364−3.4% | Reduced |
| State Street Corp | 59,054 | $471.0K | 0.00% | +3,882+7.0% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 54,311 | $433.0K | 0.00% | −10,434−16.1% | Reduced |
| Blair William & Co | 43,078 | $344.0K | 0.00% | −5,250−10.9% | Reduced |
| Invesco Ltd. | 40,868 | $326.0K | 0.00% | +9,877+31.9% | Added |
| Engineers Gate Manager LP | 40,631 | $324.0K | 0.01% | +9,418+30.2% | Added |
| Citadel Advisors LLC | 39,848 | $318.0K | 0.00% | −30,979−43.7% | Reduced |
| Two Sigma Advisers, LP | 34,500 | $275.0K | 0.00% | −89,987−72.3% | Reduced |
| Barclays PLC | 32,009 | $255.0K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 31,570 | $252.0K | 0.00% | −14,487−31.5% | Reduced |
| Nuveen Asset Management, LLC | 25,982 | $209.0K | 0.00% | 00.0% | Unchanged |
| Royce & Associates LP | 26,054 | $208.0K | 0.00% | −13,723−34.5% | Reduced |
| Royal Bank of Canada | 22,600 | $180.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 20,044 | $160.0K | 0.00% | −13,439−40.1% | Reduced |
| RBF Capital, LLC | 20,000 | $160.0K | 0.01% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 18,950 | $151.0K | 0.01% | −74,535−79.7% | Reduced |
| D. E. Shaw & Co., Inc. | 15,857 | $127.0K | 0.00% | −29,064−64.7% | Reduced |
| Tower Research Capital LLC (TRC) | 15,559 | $124.0K | 0.00% | +426+2.8% | Added |
| Allspring Global Investments Holdings, LLC | 14,200 | $113.0K | 0.00% | +14,200 | New |
| Personal Capital Advisors Corp | 13,825 | $110.0K | 0.00% | +3,382+32.4% | Added |
| Marshall Wace, LLP | 13,650 | $109.0K | 0.00% | −60,155−81.5% | Reduced |
| Parametric Portfolio Associates LLC | 11,402 | $91.0K | 0.00% | −3,884−25.4% | Reduced |
| Tocqueville Asset Management L.P. | 10,500 | $84.0K | 0.00% | −379,900−97.3% | Reduced |
| KBC Group NV | 10,199 | $81.0K | 0.00% | +4,915+93.0% | Added |
| Advisor Group Holdings, Inc. | 8,600 | $69.0K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 5,931 | $47.0K | 0.00% | −2,277−27.7% | Reduced |
| Wells Fargo & Company | 5,341 | $43.0K | 0.00% | +193+3.7% | Added |
| Teachers Retirement System of the State of Kentucky | 4,700 | $38.0K | 0.00% | 00.0% | Unchanged |
| Professional Financial Advisors, LLC | 2,577 | $21.0K | 0.01% | +1,829+244.5% | Added |
| JPMorgan Chase & Co | 1,801 | $14.0K | 0.00% | −1,841−50.5% | Reduced |
| UBS Group AG | 704 | $5.00K | 0.00% | −1,194−62.9% | Reduced |
| FMR LLC | 340 | $3.00K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 355 | $3.00K | 0.00% | +355 | New |
| Meeder Asset Management Inc | 313 | $2.00K | 0.00% | +313 | New |
| The PNC Financial Services Group, Inc. | 20 | $0 | 0.00% | 00.0% | Unchanged |
| Sageworth Trust Co of South Dakota | 13 | $0 | 0.00% | −34−72.3% | Reduced |
| Quent Capital, LLC | 1 | $0 | 0.00% | +1 | New |
| Centiva Capital, LP | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Corton Capital Inc. | 0 | $0 | 0.00% | −41,784−100.0% | Sold out |
| Maven Securities LTD | 0 | $0 | 0.00% | −27,530−100.0% | Sold out |
| Vazirani Asset Management LLC | 0 | $0 | 0.00% | −23,670−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −22,620−100.0% | Sold out |
| Prescott Group Capital Management, L.L.C. | 0 | $0 | 0.00% | −21,598−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −19,847−100.0% | Sold out |
| Delphia (USA) Inc. | 0 | $0 | 0.00% | −16,195−100.0% | Sold out |
| First Quadrant L P | 0 | $0 | 0.00% | −14,600−100.0% | Sold out |
| Meristem Family Wealth, LLC | 0 | $0 | 0.00% | −11,000−100.0% | Sold out |
| Levin Capital Strategies, L.P. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Eaton Vance Management | 0 | $0 | 0.00% | −2,202−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Sageworth Trust Co | 0 | $0 | 0.00% | −16−100.0% | Sold out |