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Spok (SPOK) Institutional Ownership

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$10.65 -0.24 (-2.20%)
As of 02:52 PM Eastern
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Institutional Ownership Changes (13F Filings) for Spok (NASDAQ:SPOK)

Current
Institutional Ownership
Percentage
50.81%
Number of
Institutional Buyers
(last 12 months)
73
Total
Institutional Inflows
(last 12 months)
$233.58M
Number of
Institutional Sellers
(last 12 months)
37
Total
Institutional Outflows
(last 12 months)
$16.28M
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Skip Chart & View Institutional Buying and Selling Data

SPOK Institutional Buying and Selling by Quarter

Spok Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/7/2026 Dimensional Fund Advisors LP715,869$7.80M0.0%+1.7%3.427%
5/5/2026 Bank of New York Mellon Corp217,803$2.37M0.0%+2.3%1.051%
4/30/2026 Hsbc Holdings PLC41,499$458K0.0%-31.2%0.200%
4/15/2026 Brady Martz Wealth Solutions LLC12,220$133K0.0%N/A0.059%
3/20/2026 Hsbc Holdings PLC60,331$797K0.0%+11.6%0.291%
2/19/2026Invesco Ltd.30,930$408K0.0%-5.7%0.150%
2/18/2026Uniplan Investment Counsel Inc.153,824$2.03M0.6%-4.6%0.747%
2/18/2026Occudo Quantitative Strategies LP13,532$178K0.0%+5.9%0.066%
2/18/2026Oxford Asset Management LLP10,352$137K0.1%N/A0.050%
2/18/2026Millennium Management LLC125,808$1.66M0.0%+344.7%0.611%
2/18/2026Man Group plc26,439$349K0.0%+4.2%0.128%
2/18/2026Engineers Gate Manager LP36,356$480K0.0%+9.3%0.177%
2/18/2026Boothbay Fund Management LLC22,231$293K0.0%N/A0.108%
2/17/2026AQR Capital Management LLC16,366$216K0.0%-62.2%0.079%
2/17/2026Trexquant Investment LP170,653$2.25M0.0%+92.0%0.828%
2/17/2026 Russell Investments Group Ltd.3,738$49K0.0%-17.9%0.018%
2/17/2026State of Wisconsin Investment Board11,100$146K0.0%N/A0.054%
2/17/2026Royal Bank of Canada3,100$40K0.0%+182.8%0.015%
2/17/2026Magnetar Financial LLC21,481$283K0.0%N/A0.104%
2/16/2026Squarepoint Ops LLC16,112$213K0.0%N/A0.078%
2/16/2026Truvestments Capital LLC8,828$116K0.0%-24.9%0.043%
2/16/2026Panagora Asset Management Inc.93,085$1.23M0.0%+52.0%0.452%
2/16/2026Barclays PLC44,520$587K0.0%+5.5%0.216%
2/13/2026CANADA LIFE ASSURANCE Co2,465$33K0.0%+69.8%0.012%
2/13/2026Virtus Advisers LLC14,663$193K0.1%+130.9%0.071%
2/13/2026Jacobs Levy Equity Management Inc.118,967$1.57M0.0%+85.4%0.578%
2/13/2026First Trust Advisors LP65,119$859K0.0%+2.5%0.316%
2/13/2026State Street Corp446,919$5.90M0.0%-2.3%2.170%
2/13/2026Martingale Asset Management L P23,694$313K0.0%-27.9%0.115%
2/13/2026Wells Fargo & Company MN29,634$391K0.0%+29.5%0.144%
2/12/2026Jane Street Group LLC13,764$182K0.0%-65.7%0.067%
2/12/2026Triumph Capital Management4,801$63K0.0%-21.3%0.023%
2/12/2026 State Board of Administration of Florida Retirement System22,698$299K0.0%-28.4%0.110%
2/12/2026Renaissance Technologies LLC1,246,579$16.44M0.0%+6.3%6.051%
2/12/2026 Dimensional Fund Advisors LP703,826$9.28M0.0%-2.1%3.417%
2/12/2026Campbell & CO Investment Adviser LLC49,038$647K0.0%+66.0%0.238%
2/11/2026CSM Advisors LLC262,945$3.47M0.1%-21.4%1.277%
2/11/2026 Los Angeles Capital Management LLC102,021$1.41M0.0%+55.3%0.495%
2/11/2026State of Wyoming3,846$51K0.0%-83.5%0.019%
2/10/2026Goldman Sachs Group Inc.362,471$4.78M0.0%-8.4%1.760%
2/10/2026 Hillsdale Investment Management Inc.14,100$186K0.0%-14.5%0.068%
2/9/2026Geode Capital Management LLC598,552$7.90M0.0%-0.4%2.906%
2/6/2026 HighTower Advisors LLC382,375$5.04M0.0%-6.3%1.856%
1/14/2026Hennion & Walsh Asset Management Inc.18,846$249K0.0%-62.3%0.091%
1/7/2026 Significant Wealth Partners LLC14,798$195K0.2%-43.0%0.072%
1/1/2026JPMorgan Chase & Co.114,533$1.98M0.0%-48.9%0.556%
12/23/2025Triumph Capital Management6,101$105K0.0%N/A0.030%
11/17/2025Triumph Capital Management6,101$105K0.0%N/A0.030%
11/17/2025Qube Research & Technologies Ltd161,975$2.79M0.0%+11.1%0.786%
11/17/2025Millennium Management LLC28,293$488K0.0%-28.8%0.137%
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9,553$165K0.0%-14.4%0.046%
11/17/2025Citadel Advisors LLC23,357$403K0.0%-64.3%0.113%
11/17/2025CSM Advisors LLC334,345$5.77M0.2%-4.2%1.623%
11/17/2025Bank of America Corp DE59,416$1.03M0.0%+27.1%0.288%
11/17/2025Algert Global LLC11,000$190K0.0%N/A0.053%
11/17/2025Alliancebernstein L.P.20,660$356K0.0%+11.3%0.100%
11/17/2025Ameriprise Financial Inc.19,097$329K0.0%-31.1%0.093%
11/14/2025Creative Planning20,785$359K0.0%N/A0.101%
11/14/2025Lazard Asset Management LLC80,885$1.40M0.0%+22.1%0.393%
11/14/2025Raymond James Financial Inc.10,843$187K0.0%+22.8%0.053%
11/14/2025Man Group plc25,374$438K0.0%-3.6%0.123%
11/14/2025Occudo Quantitative Strategies LP12,778$220K0.0%+13.9%0.062%
11/14/2025Two Sigma Investments LP169,231$2.92M0.0%+55.6%0.822%
11/13/2025 UBS Group AG66,804$1.15M0.0%+80.8%0.324%
11/13/2025BNP Paribas Financial Markets18,401$317K0.0%+277.7%0.089%
11/13/2025 Legal & General Group Plc3,954$68K0.0%-30.2%0.019%
11/13/2025 Russell Investments Group Ltd.4,551$79K0.0%+74.2%0.022%
11/13/2025 Parallel Advisors LLC1,796$31K0.0%+305.4%0.009%
11/13/2025First Trust Advisors LP63,519$1.10M0.0%N/A0.308%
11/12/2025Barclays PLC42,207$728K0.0%-3.8%0.205%
11/12/2025 Dimensional Fund Advisors LP719,050$12.40M0.0%+1.1%3.491%
11/12/2025Victory Capital Management Inc.22,888$395K0.0%N/A0.111%
11/12/2025New Age Alpha Advisors LLC6,570$113K0.0%-41.1%0.032%
11/12/2025 R Squared Ltd19,227$332K0.1%+10.5%0.093%
11/7/2025 GSA Capital Partners LLP26,948$465K0.0%N/A0.131%
11/7/2025Vanguard Group Inc.1,154,631$19.92M0.0%+0.5%5.606%
11/7/2025JPMorgan Chase & Co.114,533$1.98M0.0%-48.9%0.556%
11/7/2025 HighTower Advisors LLC408,011$7.04M0.0%-9.9%1.981%
11/6/2025Rhumbline Advisers39,963$689K0.0%+14.8%0.194%
11/4/2025State of Wyoming23,371$403K0.0%-6.6%0.114%
11/4/2025 Significant Wealth Partners LLC25,969$448K0.2%+12.1%0.126%
11/3/2025 AlphaQuest LLC8,951$154K0.0%-21.1%0.043%
10/28/2025Campbell & CO Investment Adviser LLC29,534$509K0.0%N/A0.143%
10/22/2025McIlrath & Eck LLC2,166$37K0.0%+49.3%0.011%
10/22/2025Hennion & Walsh Asset Management Inc.49,938$861K0.0%-3.4%0.243%
10/22/2025 Longboard Asset Management LP10,350$179K0.3%N/A0.050%
10/20/2025 Allspring Global Investments Holdings LLC74,403$1.28M0.0%N/A0.361%
10/15/2025CWM LLC3,310$57K0.0%+44.7%0.016%
10/15/2025 Inspire Investing LLC60,695$1.05M0.1%+17.8%0.295%
8/19/2025State of Wyoming25,016$442K0.1%+284.8%0.121%
8/15/2025Tower Research Capital LLC TRC 2,774$49K0.0%+319.7%0.013%
8/15/2025Man Group plc26,335$466K0.0%-3.3%0.128%
8/15/2025Lazard Asset Management LLC66,261$1.17M0.0%+8,427.8%0.322%
8/15/2025Engineers Gate Manager LP21,958$388K0.0%-18.4%0.107%
8/15/2025BNP Paribas Financial Markets4,872$86K0.0%+345.3%0.024%
8/15/2025Bank of America Corp DE46,737$826K0.0%+121.3%0.227%
8/15/2025Ameriprise Financial Inc.27,721$490K0.0%-9.9%0.135%
8/14/2025Raymond James Financial Inc.8,832$156K0.0%N/A0.043%
8/14/2025Occudo Quantitative Strategies LP11,215$198K0.0%-36.0%0.054%
8/14/2025Qube Research & Technologies Ltd145,818$2.58M0.0%+16.6%0.708%


SPOK Institutional Ownership - Frequently Asked Questions

During the previous two years, 117 institutional investors and hedge funds held shares of Spok. The most heavily invested institutionals were Kingstone Capital Partners Texas LLC ($197.63M), Vanguard Group Inc. ($19.92M), Renaissance Technologies LLC ($16.44M), Geode Capital Management LLC ($7.90M), Dimensional Fund Advisors LP ($7.80M), Acadian Asset Management LLC ($6.89M), and Foundry Partners LLC ($5.92M).Learn more on Spok's institutional investors.

50.81% of Spok's stock is owned by institutional investors. Learn more on SPOK's institutional investor holdings.

Of the 108 institutional investors that purchased Spok's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Kingstone Capital Partners Texas LLC ($11.18M), CSM Advisors LLC ($349.19K), Hillsdale Investment Management Inc. ($252.20K), JPMorgan Chase & Co. ($230.17K), Trexquant Investment LP ($154.06K), Connor Clark & Lunn Investment Management Ltd. ($153.99K), and Jacobs Levy Equity Management Inc. ($148.38K).

Institutional investors have bought a total of 13,393,959 shares in the last 24 months. This purchase volume represents approximately $233.58M in transactions.

Of the 37 institutional investors that sold Spok's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: JPMorgan Chase & Co. ($219.04K), HighTower Advisors LLC ($214.50K), Truvestments Capital LLC ($111.98K), CSM Advisors LLC ($86.24K), Citadel Advisors LLC ($42.06K), Prudential Financial Inc. ($34.42K), and Goldman Sachs Group Inc. ($33.43K).

Institutional investors have sold a total of 1,033,348 shares in the last 24 months. This volume of shares sold represents approximately $16.28M in transactions.


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This page (NASDAQ:SPOK) was last updated on 5/11/2026 by MarketBeat.com Staff.
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