SPOK icon

Spok Holdings
SPOK

Overview Fund Activity

129 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, 52 increasing their positions, 35 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
129
Holders Change
+4
Holders Change %
+3.2%
% of All Funds
1.73%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
24
Increased
52
Reduced
35
Closed
19
Calls
$622K
Puts
$1.19M
Net Calls
-$566K
Net Calls Change
-$1.41M

Top Buyers

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

Top Sellers

1
Allspring Global Investments
Allspring Global Investments
North Carolina
$0
2
Citadel Advisors
Citadel Advisors
Florida
$1.16M
3
HighTower Advisors
HighTower Advisors
Illinois
$8.01M
4
Prudential Financial
Prudential Financial
New Jersey
$878K
5
TI
Trexquant Investment
Connecticut
$1.97M
Name Holding Trade Value Shares
Change 		Shares
Change %
Jacobs Levy Equity Management
26
Jacobs Levy Equity Management
New Jersey
$1.14M -$511K -28,909 -31%
Los Angeles Capital Management
27
Los Angeles Capital Management
California
$1.13M +$627K +35,460 +125%
Charles Schwab
28
Charles Schwab
California
$1.08M +$99.3K +5,616 +10%
HWAM
29
Hennion & Walsh Asset Management
New Jersey
$914K -$42.1K -2,383 -4%
II
30
Inspire Investing
Idaho
$911K +$51.3K +2,904 +6%
Prudential Financial
31
Prudential Financial
New Jersey
$878K -$609K -34,420 -41%
Bank of America
32
Bank of America
North Carolina
$826K +$453K +25,621 +121%
Barclays
33
Barclays
United Kingdom
$776K +$356K +20,121 +85%
KWM
34
Keebeck Wealth Management
Illinois
$707K -$177K -10,000 -20%
Millennium Management
35
Millennium Management
New York
$702K -$155K -8,775 -18%
American Century Companies
36
American Century Companies
Missouri
$693K +$90.7K +5,128 +15%
CSS
37
Cubist Systematic Strategies
Connecticut
$689K +$41.7K +2,360 +6%
UBS Group
38
UBS Group
Switzerland
$653K +$108K +6,118 +20%
RhumbLine Advisers
39
RhumbLine Advisers
Massachusetts
$615K +$31.3K +1,773 +5%
PAM
40
Panagora Asset Management
Massachusetts
$597K -$1.31K -74 -0.2%
Invesco
41
Invesco
Georgia
$595K -$78.2K -4,422 -12%
Marshall Wace
42
Marshall Wace
United Kingdom
$585K -$357K -20,182 -38%
AQR Capital Management
43
AQR Capital Management
Connecticut
$567K +$276K +15,590 +95%
Walleye Capital
44
Walleye Capital
New York
$536K +$536K +30,344 New
HSBC Holdings
45
HSBC Holdings
United Kingdom
$525K +$525K +30,026 New
Ameriprise
46
Ameriprise
Minnesota
$490K -$54.1K -3,058 -10%
Susquehanna International Group
47
Susquehanna International Group
Pennsylvania
$479K +$25.3K +1,430 +6%
Man Group
48
Man Group
United Kingdom
$466K -$16.1K -909 -3%
SBH
49
Segall Bryant & Hamill
Illinois
$456K +$456K +25,806 New
SOW
50
State of Wyoming
Wyoming
$442K +$327K +18,515 +285%
1
2
3 4 5