Institutional Ownership Spok Holdings, Inc (SPOK)
This table provides information about the institutional ownership of Spok Holdings, Inc (SPOK). We have compiled data on the 133 institutions that hold shares in the stock, with a total of 22.1 Million shares, which have been reported (via 13F filing form) to have a value of $387 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Lazard Asset Management LLC
New York, NY |
Aug 14, 2025 Q2 2025 |
66,261
shares
|
$1.16 Million
0.0% of portfolio
|
Q2 2025
Added 8427.8%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Aug 14, 2025 Q2 2025 |
65,417
shares
|
$1.15 Million
0.0% of portfolio
|
Q2 2025
Reduced 57.61%
|
|
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
Aug 14, 2025 Q2 2025 |
64,667
shares
|
$1.13 Million
0.0% of portfolio
|
Q2 2025
Reduced 30.89%
|
|
|
Los Angeles Capital Management LLC
|
Aug 06, 2025 Q2 2025 |
63,810
shares
|
$1.12 Million
0.0% of portfolio
|
Q2 2025
Added 125.08%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Aug 12, 2025 Q2 2025 |
60,930
shares
|
$1.07 Million
0.0% of portfolio
|
Q2 2025
Added 10.15%
|
|
|
Hennion & Walsh Asset Management, Inc.
|
Aug 07, 2025 Q2 2025 |
51,678
shares
|
$905,915
0.04% of portfolio
|
Q2 2025
Reduced 4.41%
|
|
|
Inspire Investing, LLC
Meridian, ID |
Jul 24, 2025 Q2 2025 |
51,504
shares
|
$902,865
0.1% of portfolio
|
Q2 2025
Added 5.98%
|
|
|
Prudential Financial Inc
Newark, NJ |
Aug 12, 2025 Q2 2025 |
49,640
shares
|
$870,189
0.0% of portfolio
|
Q2 2025
Reduced 40.95%
|
|
|
Bank Of America Corp
Charlotte, NC |
Aug 14, 2025 Q2 2025 |
46,737
shares
|
$819,299
0.0% of portfolio
|
Q2 2025
Added 121.33%
|
|
|
Barclays PLC
London, X0 |
Aug 14, 2025 Q2 2025 |
43,897
shares
|
$769,514
0.0% of portfolio
|
Q2 2025
Added 84.63%
|
|
|
Keebeck Wealth Management, LLC
Chicago, IL |
Aug 14, 2025 Q2 2025 |
40,000
shares
|
$701,200
0.1% of portfolio
|
Q2 2025
Reduced 20.0%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Aug 14, 2025 Q2 2025 |
39,728
shares
|
$696,431
0.0% of portfolio
|
Q2 2025
Reduced 18.09%
|
|
|
American Century Companies Inc
Kansas City, MO |
Aug 12, 2025 Q2 2025 |
39,225
shares
|
$687,614
0.0% of portfolio
|
Q2 2025
Added 15.04%
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Aug 14, 2025 Q2 2025 |
38,964
shares
|
$683,038
0.0% of portfolio
|
Q2 2025
Added 6.45%
|
|
|
Ubs Group Ag
|
Aug 14, 2025 Q2 2025 |
36,954
shares
|
$647,803
0.0% of portfolio
|
Q2 2025
Added 19.84%
|
|
|
Rhumbline Advisers
Boston, MA |
Aug 12, 2025 Q2 2025 |
34,805
shares
|
$610,131
0.0% of portfolio
|
Q2 2025
Added 5.37%
|
|
|
Panagora Asset Management Inc
Boston, MA |
Aug 13, 2025 Q2 2025 |
33,789
shares
|
$592,321
0.0% of portfolio
|
Q2 2025
Reduced 0.22%
|
|
|
Invesco Ltd.
Atlanta, GA |
Aug 13, 2025 Q2 2025 |
33,672
shares
|
$590,270
0.0% of portfolio
|
Q2 2025
Reduced 11.61%
|
|
|
Marshall Wace, LLP
London, X0 |
Aug 13, 2025 Q2 2025 |
33,075
shares
|
$579,804
0.0% of portfolio
|
Q2 2025
Reduced 37.9%
|
|
|
Aqr Capital Management LLC
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
32,054
shares
|
$561,906
0.0% of portfolio
|
Q2 2025
Added 94.69%
|
|
|
Walleye Capital LLC
Plymouth, MN |
Aug 13, 2025 Q2 2025 |
30,344
shares
|
$531,930
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Hsbc Holdings PLC
London, X0 |
Aug 13, 2025 Q2 2025 |
30,026
shares
|
$526,355
0.0% of portfolio
|
Q2 2025
New holding
|
|
|
Ameriprise Financial Inc
Minneapolis, MN |
Aug 14, 2025 Q2 2025 |
27,721
shares
|
$485,949
0.0% of portfolio
|
Q2 2025
Reduced 9.94%
|
|
|
Sanctuary Advisors, LLC
Indianapolis, IN |
Jan 31, 2025 Q4 2024 |
27,269
shares
|
$478,025
0.0% of portfolio
|
Q4 2024
Added 4.89%
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Aug 14, 2025 Q2 2025 |
27,103
shares
|
$475,115
0.0% of portfolio
|
Q2 2025
Added 5.57%
|