Spok (SPOK) Institutional Ownership

$10.57 -0.07 (-0.66%)

Closing price 04:00 PM Eastern

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$10.56 -0.01 (-0.05%)

As of 07:30 PM Eastern

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Current Institutional Ownership Percentage: 50.81%
Number of Institutional Buyers (last 12 months): 56
Total Institutional Inflows (last 12 months): $18.55M

Number of Institutional Sellers (last 12 months): 32
Total Institutional Outflows (last 12 months): $12.00M

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SPOK Institutional Buying and Selling by Quarter

Spok Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
8/26/2026	Amundi	12,242	$125K	0.0%	N/A	0.059%
8/26/2026	HighTower Advisors LLC	339,892	$3.48M	0.0%	-11.0%	1.625%
8/24/2026	California State Teachers Retirement System	2,929	$286K	0.0%	+165.8%	0.014%
8/19/2026	Hsbc Holdings PLC	12,054	$125K	0.0%	-71.0%	0.058%
8/18/2026	Public Employees Retirement System of Ohio	20,788	$213K	0.0%	N/A	0.099%
8/6/2026	Bank of New York Mellon Corp	234,112	$2.40M	0.0%	N/A	1.119%
7/10/2026	Redhawk Wealth Advisors Inc.	19,155	$196K	0.0%	+89.0%	0.092%
6/16/2026	Empowered Funds LLC	15,203	$166K	0.0%	N/A	0.073%
5/19/2026	Bank of America Corp DE	26,528	$289K	0.0%	-27.3%	0.127%
5/18/2026	Empowered Funds LLC	15,203	$166K	0.0%	N/A	0.073%
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5/16/2026	Quantinno Capital Management LP	26,150	$285K	0.0%	-71.8%	0.125%
5/14/2026	Renaissance Technologies LLC	1,261,579	$13.75M	0.0%	+1.2%	6.039%
5/14/2026	Keebeck Wealth Management	50,000	$545K	0.1%	+25.0%	0.239%
5/14/2026	State of Wyoming	10,013	$109K	0.0%	+160.3%	0.048%
5/7/2026	Dimensional Fund Advisors LP	715,869	$7.80M	0.0%	+1.7%	3.427%
5/5/2026	Bank of New York Mellon Corp	217,803	$2.37M	0.0%	+2.3%	1.051%
4/30/2026	Hsbc Holdings PLC	41,499	$458K	0.0%	-31.2%	0.200%
4/15/2026	Brady Martz Wealth Solutions LLC	12,220	$133K	0.0%	N/A	0.059%
3/20/2026	Hsbc Holdings PLC	60,331	$797K	0.0%	+11.6%	0.291%
2/19/2026	Invesco Ltd.	30,930	$408K	0.0%	-5.7%	0.150%
2/18/2026	Uniplan Investment Counsel Inc.	153,824	$2.03M	0.6%	-4.6%	0.747%
2/18/2026	Occudo Quantitative Strategies LP	13,532	$178K	0.0%	+5.9%	0.066%
2/18/2026	Oxford Asset Management LLP	10,352	$137K	0.1%	N/A	0.050%
2/18/2026	Millennium Management LLC	125,808	$1.66M	0.0%	+344.7%	0.611%
2/18/2026	Man Group plc	26,439	$349K	0.0%	+4.2%	0.128%
2/18/2026	Engineers Gate Manager LP	36,356	$480K	0.0%	+9.3%	0.177%
2/18/2026	Boothbay Fund Management LLC	22,231	$293K	0.0%	N/A	0.108%
2/17/2026	AQR Capital Management LLC	16,366	$216K	0.0%	-62.2%	0.079%
2/17/2026	Trexquant Investment LP	170,653	$2.25M	0.0%	+92.0%	0.828%
2/17/2026	Russell Investments Group Ltd.	3,738	$49K	0.0%	-17.9%	0.018%
2/17/2026	State of Wisconsin Investment Board	11,100	$146K	0.0%	N/A	0.054%
2/17/2026	Royal Bank of Canada	3,100	$40K	0.0%	+182.8%	0.015%
2/17/2026	Magnetar Financial LLC	21,481	$283K	0.0%	N/A	0.104%
2/16/2026	Squarepoint Ops LLC	16,112	$213K	0.0%	N/A	0.078%
2/16/2026	Truvestments Capital LLC	8,828	$116K	0.0%	-24.9%	0.043%
2/16/2026	Panagora Asset Management Inc.	93,085	$1.23M	0.0%	+52.0%	0.452%
2/16/2026	Barclays PLC	44,520	$587K	0.0%	+5.5%	0.216%
2/13/2026	CANADA LIFE ASSURANCE Co	2,465	$33K	0.0%	+69.8%	0.012%
2/13/2026	Virtus Advisers LLC	14,663	$193K	0.1%	+130.9%	0.071%
2/13/2026	Jacobs Levy Equity Management Inc.	118,967	$1.57M	0.0%	+85.4%	0.578%
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2/13/2026	First Trust Advisors LP	65,119	$859K	0.0%	+2.5%	0.316%
2/13/2026	State Street Corp	446,919	$5.90M	0.0%	-2.3%	2.170%
2/13/2026	Martingale Asset Management L P	23,694	$313K	0.0%	-27.9%	0.115%
2/13/2026	Wells Fargo & Company MN	29,634	$391K	0.0%	+29.5%	0.144%
2/12/2026	Jane Street Group LLC	13,764	$182K	0.0%	-65.7%	0.067%
2/12/2026	Triumph Capital Management	4,801	$63K	0.0%	-21.3%	0.023%
2/12/2026	State Board of Administration of Florida Retirement System	22,698	$299K	0.0%	-28.4%	0.110%
2/12/2026	Renaissance Technologies LLC	1,246,579	$16.44M	0.0%	+6.3%	6.051%
2/12/2026	Dimensional Fund Advisors LP	703,826	$9.28M	0.0%	-2.1%	3.417%
2/12/2026	Campbell & CO Investment Adviser LLC	49,038	$647K	0.0%	+66.0%	0.238%
2/11/2026	CSM Advisors LLC	262,945	$3.47M	0.1%	-21.4%	1.277%
2/11/2026	Los Angeles Capital Management LLC	102,021	$1.41M	0.0%	+55.3%	0.495%
2/11/2026	State of Wyoming	3,846	$51K	0.0%	-83.5%	0.019%
2/10/2026	Goldman Sachs Group Inc.	362,471	$4.78M	0.0%	-8.4%	1.760%
2/10/2026	Hillsdale Investment Management Inc.	14,100	$186K	0.0%	-14.5%	0.068%
2/9/2026	Geode Capital Management LLC	598,552	$7.90M	0.0%	-0.4%	2.906%
2/6/2026	HighTower Advisors LLC	382,375	$5.04M	0.0%	-6.3%	1.856%
1/14/2026	Hennion & Walsh Asset Management Inc.	18,846	$249K	0.0%	-62.3%	0.091%
1/7/2026	Significant Wealth Partners LLC	14,798	$195K	0.2%	-43.0%	0.072%
1/1/2026	JPMorgan Chase & Co.	114,533	$1.98M	0.0%	-48.9%	0.556%
12/23/2025	Triumph Capital Management	6,101	$105K	0.0%	N/A	0.030%
11/17/2025	Triumph Capital Management	6,101	$105K	0.0%	N/A	0.030%
11/17/2025	Qube Research & Technologies Ltd	161,975	$2.79M	0.0%	+11.1%	0.786%
11/17/2025	Millennium Management LLC	28,293	$488K	0.0%	-28.8%	0.137%
11/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	9,553	$165K	0.0%	-14.4%	0.046%
11/17/2025	Citadel Advisors LLC	23,357	$403K	0.0%	-64.3%	0.113%
11/17/2025	CSM Advisors LLC	334,345	$5.77M	0.2%	-4.2%	1.623%
11/17/2025	Bank of America Corp DE	59,416	$1.03M	0.0%	+27.1%	0.288%
11/17/2025	Algert Global LLC	11,000	$190K	0.0%	N/A	0.053%
11/17/2025	Alliancebernstein L.P.	20,660	$356K	0.0%	+11.3%	0.100%
11/17/2025	Ameriprise Financial Inc.	19,097	$329K	0.0%	-31.1%	0.093%
11/14/2025	Creative Planning	20,785	$359K	0.0%	N/A	0.101%
11/14/2025	Lazard Asset Management LLC	80,885	$1.40M	0.0%	+22.1%	0.393%
11/14/2025	Raymond James Financial Inc.	10,843	$187K	0.0%	+22.8%	0.053%
11/14/2025	Man Group plc	25,374	$438K	0.0%	-3.6%	0.123%
11/14/2025	Occudo Quantitative Strategies LP	12,778	$220K	0.0%	+13.9%	0.062%
11/14/2025	Two Sigma Investments LP	169,231	$2.92M	0.0%	+55.6%	0.822%
11/13/2025	UBS Group AG	66,804	$1.15M	0.0%	+80.8%	0.324%
11/13/2025	BNP Paribas Financial Markets	18,401	$317K	0.0%	+277.7%	0.089%
11/13/2025	Legal & General Group Plc	3,954	$68K	0.0%	-30.2%	0.019%
11/13/2025	Russell Investments Group Ltd.	4,551	$79K	0.0%	+74.2%	0.022%
11/13/2025	Parallel Advisors LLC	1,796	$31K	0.0%	+305.4%	0.009%
11/13/2025	First Trust Advisors LP	63,519	$1.10M	0.0%	N/A	0.308%
11/12/2025	Barclays PLC	42,207	$728K	0.0%	-3.8%	0.205%
11/12/2025	Dimensional Fund Advisors LP	719,050	$12.40M	0.0%	+1.1%	3.491%
11/12/2025	Victory Capital Management Inc.	22,888	$395K	0.0%	N/A	0.111%
11/12/2025	New Age Alpha Advisors LLC	6,570	$113K	0.0%	-41.1%	0.032%
11/12/2025	R Squared Ltd	19,227	$332K	0.1%	+10.5%	0.093%
11/7/2025	GSA Capital Partners LLP	26,948	$465K	0.0%	N/A	0.131%
11/7/2025	Vanguard Group Inc.	1,154,631	$19.92M	0.0%	+0.5%	5.606%
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11/7/2025	JPMorgan Chase & Co.	114,533	$1.98M	0.0%	-48.9%	0.556%
11/7/2025	HighTower Advisors LLC	408,011	$7.04M	0.0%	-9.9%	1.981%
11/6/2025	Rhumbline Advisers	39,963	$689K	0.0%	+14.8%	0.194%
11/4/2025	State of Wyoming	23,371	$403K	0.0%	-6.6%	0.114%
11/4/2025	Significant Wealth Partners LLC	25,969	$448K	0.2%	+12.1%	0.126%
11/3/2025	AlphaQuest LLC	8,951	$154K	0.0%	-21.1%	0.043%
10/28/2025	Campbell & CO Investment Adviser LLC	29,534	$509K	0.0%	N/A	0.143%
10/22/2025	McIlrath & Eck LLC	2,166	$37K	0.0%	+49.3%	0.011%
10/22/2025	Hennion & Walsh Asset Management Inc.	49,938	$861K	0.0%	-3.4%	0.243%
10/22/2025	Longboard Asset Management LP	10,350	$179K	0.3%	N/A	0.050%

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 ($13.75M), 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 107 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), Bank of New York Mellon Corp ($239.10K), 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 1,341,956 shares in the last 24 months. This purchase volume represents approximately $18.55M in transactions.

Of the 32 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 ($112.36K), CSM Advisors LLC ($86.24K), Quantinno Capital Management LP ($66.58K), Hsbc Holdings PLC ($48.28K), Citadel Advisors LLC ($42.06K), and Goldman Sachs Group Inc. ($33.43K).

Institutional investors have sold a total of 832,673 shares in the last 24 months. This volume of shares sold represents approximately $12.00M in transactions.

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Institutional ownership data for NASDAQ:SPOK is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/26/2026. New 13F filings are added each quarter as they're published.

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Spok (SPOK) Institutional Ownership

SPOK Institutional Buying and Selling by Quarter

Spok Major Shareholders & Ownership History

SPOK Institutional Ownership - Frequently Asked Questions

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Spok (SPOK) Institutional Ownership

Institutional Ownership Changes (13F Filings) for Spok (NASDAQ:SPOK)

SPOK Institutional Buying and Selling by Quarter

Spok Major Shareholders & Ownership History

SPOK Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of SPOK shares?

What percentage of Spok's stock is owned by institutional investors?

Which institutional investors have been buying Spok's stock?

How much institutional buying is happening at Spok?

Which of Spok's major shareholders have been selling company stock?

How much institutional selling is happening at Spok?

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