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Spok Holdings

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$21.2M -$243K -15,976 -1%
Vanguard Group
2
Vanguard Group
Pennsylvania
$15.9M +$134K +8,825 +0.8%
Renaissance Technologies
3
Renaissance Technologies
New York
$15.1M -$228K -15,000 -1%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$10.6M -$19.9K -1,307 -0.2%
HighTower Advisors
5
HighTower Advisors
Illinois
$10.1M +$411K +27,048 +4%
Geode Capital Management
6
Geode Capital Management
Massachusetts
$7.65M +$355K +23,367 +5%
FP
7
Foundry Partners
Minnesota
$6.59M +$62.6K +4,120 +1%
Acadian Asset Management
8
Acadian Asset Management
Massachusetts
$6.3M +$1.48M +97,337 +30%
State Street
9
State Street
Massachusetts
$6.26M +$190K +12,467 +3%
Bank of New York Mellon
10
Bank of New York Mellon
New York
$3.44M -$53.1K -3,493 -2%
Prudential Financial
11
Prudential Financial
New Jersey
$3.19M -$1.53M -100,500 -32%
UIC
12
Uniplan Investment Counsel
Wisconsin
$3.1M -$62.1K -4,084 -2%
Northern Trust
13
Northern Trust
Illinois
$3M +$37.7K +2,480 +1%
JP Morgan Chase
14
JP Morgan Chase
New York
$2.99M +$2.89M +190,024 +2,264%
Morgan Stanley
15
Morgan Stanley
New York
$2.78M -$416K -27,343 -13%
Goldman Sachs
16
Goldman Sachs
New York
$2.5M +$911K +59,937 +57%
TC
17
Truvestments Capital
Florida
$2.35M +$348K +22,925 +17%
PCM
18
Prelude Capital Management
New York
$2.23M
NSIM
19
North Star Investment Management
Illinois
$1.84M +$973K +64,000 +110%
Nuveen
20
Nuveen
North Carolina
$1.29M -$653K -42,953 -33%
Citadel Advisors
21
Citadel Advisors
Florida
$1.24M +$1.25M +82,457 New
TI
22
Trexquant Investment
Connecticut
$1.07M -$94.9K -6,241 -8%
Allspring Global Investments
23
Allspring Global Investments
North Carolina
$995K -$272K -17,885 -21%
Osaic Holdings
24
Osaic Holdings
Arizona
$988K +$53.8K +3,537 +6%
Two Sigma Advisers
25
Two Sigma Advisers
New York
$952K -$594K -39,100 -38%