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Spok Holdings
SPOK

Overview Fund Activity

128 hedge funds and large institutions have $194M invested in Spok Holdings in 2025 Q2 according to their latest regulatory filings, with 24 funds opening new positions, 51 increasing their positions, 35 reducing their positions, and 19 closing their positions.

Holders
128
Holders Change
+3
Holders Change %
+2.4%
% of All Funds
1.72%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
24
Increased
51
Reduced
35
Closed
19
Calls
$237K
Puts
$907K
Net Calls
-$670K
Net Calls Change
-$1.52M

Top Buyers

1
CA
1
CSM Advisors
Pennsylvania
$6.18M
2
BlackRock
2
BlackRock
New York
$30.5M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$20.3M
4
Lazard Asset Management
4
Lazard Asset Management
New York
$1.17M
5
Connor, Clark & Lunn Investment Management (CC&L)
5
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$3.52M

Top Sellers

1
Allspring Global Investments
1
Allspring Global Investments
North Carolina
$0
2
Citadel Advisors
2
Citadel Advisors
Florida
$1.16M
3
HighTower Advisors
3
HighTower Advisors
Illinois
$8.01M
4
Prudential Financial
4
Prudential Financial
New Jersey
$878K
5
TI
5
Trexquant Investment
Connecticut
$1.97M
Name Market Value Shares Shares
Change 		Shares
Change %
Jacobs Levy Equity Management
26
Jacobs Levy Equity Management
New Jersey
$1.14M 64,667 -28,909 -31%
Los Angeles Capital Management
27
Los Angeles Capital Management
California
$1.13M 63,810 +35,460 +125%
Charles Schwab
28
Charles Schwab
California
$1.08M 60,930 +5,616 +10%
HWAM
29
Hennion & Walsh Asset Management
New Jersey
$914K 51,678 -2,383 -4%
II
30
Inspire Investing
Idaho
$911K 51,504 +2,904 +6%
Prudential Financial
31
Prudential Financial
New Jersey
$878K 49,640 -34,420 -41%
Bank of America
32
Bank of America
North Carolina
$826K 46,737 +25,621 +121%
Barclays
33
Barclays
United Kingdom
$776K 43,897 +20,121 +85%
KWM
34
Keebeck Wealth Management
Illinois
$707K 40,000 -10,000 -20%
Millennium Management
35
Millennium Management
New York
$702K 39,728 -8,775 -18%
American Century Companies
36
American Century Companies
Missouri
$693K 39,225 +5,128 +15%
CSS
37
Cubist Systematic Strategies
Connecticut
$689K 38,964 +2,360 +6%
UBS Group
38
UBS Group
Switzerland
$653K 36,954 +6,118 +20%
RhumbLine Advisers
39
RhumbLine Advisers
Massachusetts
$615K 34,805 +1,773 +5%
PAM
40
Panagora Asset Management
Massachusetts
$597K 33,789 -74 -0.2%
Invesco
41
Invesco
Georgia
$595K 33,672 -4,422 -12%
Marshall Wace
42
Marshall Wace
United Kingdom
$585K 33,075 -20,182 -38%
AQR Capital Management
43
AQR Capital Management
Connecticut
$567K 32,054 +15,590 +95%
Walleye Capital
44
Walleye Capital
New York
$536K 30,344 +30,344 New
HSBC Holdings
45
HSBC Holdings
United Kingdom
$525K 30,026 +30,026 New
Ameriprise
46
Ameriprise
Minnesota
$490K 27,721 -3,058 -10%
Susquehanna International Group
47
Susquehanna International Group
Pennsylvania
$479K 27,103 +1,430 +6%
Man Group
48
Man Group
United Kingdom
$466K 26,335 -909 -3%
SBH
49
Segall Bryant & Hamill
Illinois
$456K 25,806 +25,806 New
SOW
50
State of Wyoming
Wyoming
$442K 25,016 +18,515 +285%
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