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Spok Holdings
SPOK

Overview Fund Activity

124 hedge funds and large institutions have $174M invested in Spok Holdings in 2025 Q1 according to their latest regulatory filings, with 23 funds opening new positions, 41 increasing their positions, 39 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
124
Holders Change
+9
Holders Change %
+7.83%
% of All Funds
1.68%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
23
Increased
41
Reduced
39
Closed
12
Calls
$898K
Puts
$52K
Net Calls
+$846K
Net Calls Change
+$358K

Top Buyers

1
BlackRock
BlackRock
New York
+$2.63M
2
Goldman Sachs
Goldman Sachs
New York
+$2.15M
3
Citadel Advisors
Citadel Advisors
Florida
+$2.03M
4
Two Sigma Investments
Two Sigma Investments
New York
+$1.05M
5
Marshall Wace
Marshall Wace
United Kingdom
+$876K

Top Sellers

1
HighTower Advisors
HighTower Advisors
Illinois
-$2.37M
2
TC
Truvestments Capital
Florida
-$1.79M
3
MF
Magnetar Financial
Illinois
-$647K
4
Prudential Financial
Prudential Financial
New Jersey
-$493K
5
Vanguard Group
Vanguard Group
Pennsylvania
-$458K
Name Holding Trade Value Shares
Change 		Shares
Change %
CF
76
Corebridge Financial
Texas
$147K -$2.19K -133 -1%
New York State Common Retirement Fund
77
New York State Common Retirement Fund
New York
$122K – – –
SOW
78
State of Wyoming
Wyoming
$107K +$107K +6,501 New
SG Americas Securities
79
SG Americas Securities
New York
$106K -$26.2K -1,592 -20%
Legal & General Group
80
Legal & General Group
United Kingdom
$91.2K – – –
PFSRSONJ
81
Police & Firemen's Retirement System of New Jersey
New Jersey
$70.8K – – –
Nisa Investment Advisors
82
Nisa Investment Advisors
Missouri
$62.3K +$61.8K +3,759 +12,126%
Osaic Holdings
83
Osaic Holdings
Arizona
$58K -$8.5K -517 -13%
US Bancorp
84
US Bancorp
Minnesota
$45.9K +$41.1K +2,500 +862%
SS
85
SBI Securities
Japan
$36.2K +$13.9K +844 +62%
LFG
86
Larson Financial Group
Missouri
$32.9K +$4.11K +250 +14%
Russell Investments Group
87
Russell Investments Group
United Kingdom
$30.7K +$12.2K +741 +66%
Carson Wealth (CWM LLC)
88
Carson Wealth (CWM LLC)
Nebraska
$29K +$21.9K +1,317 +309%
HIMS
89
Hager Investment Management Services
New Hampshire
$24.6K – – –
AIP
90
Ameritas Investment Partners
Nebraska
$24.1K – – –
ME
91
McIlrath & Eck
Washington
$23.9K – – –
California State Teachers Retirement System (CalSTRS)
92
California State Teachers Retirement System (CalSTRS)
California
$21.8K – – –
Canada Life
93
Canada Life
Manitoba, Canada
$20K +$2.53K +155 +14%
BNP Paribas Financial Markets
94
BNP Paribas Financial Markets
France
$18K -$24.1K -1,467 -57%
MFC
95
Mechanics Financial Corp
Ohio
$13.4K +$13.4K +813 New
DWM
96
Darwin Wealth Management
Florida
$12.7K – – –
PA
97
Parallel Advisors
California
$12K +$6.08K +370 +103%
Lazard Asset Management
98
Lazard Asset Management
New York
$12K -$78.6K -5,091 -87%
TRCT
99
Tower Research Capital (TRC)
New York
$10.9K -$11.9K -723 -52%
AB
100
Amalgamated Bank
New York
$10K – – –
2 3
4
5 6