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Spok Holdings

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$54.4M -$1.79M -106,704 -3%
Vanguard Group
2
Vanguard Group
Pennsylvania
$35.4M -$1.85M -110,314 -5%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$26.4M -$153K -9,125 -0.5%
Renaissance Technologies
4
Renaissance Technologies
New York
$24.5M -$65.4K -3,900 -0.2%
PAIM
5
Punch & Associates Investment Management
Minnesota
$14.2M -$115K -6,839 -0.7%
NI
6
Numeric Investors
Massachusetts
$11.4M +$68.7K +4,100 +0.6%
State Street
7
State Street
Massachusetts
$11M +$700K +41,738 +6%
Bank of New York Mellon
8
Bank of New York Mellon
New York
$7.39M -$902K -53,843 -10%
FP
9
Foundry Partners
Minnesota
$4.47M +$425K +25,385 +10%
American Century Companies
10
American Century Companies
Missouri
$4.42M +$62.5K +3,728 +1%
Northern Trust
11
Northern Trust
Illinois
$4.23M -$140K -8,359 -3%
BCM
12
Bridgeway Capital Management
Texas
$3.6M -$4.19K -250 -0.1%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$3.49M -$701K -41,854 -16%
Morgan Stanley
14
Morgan Stanley
New York
$2.7M -$288K -17,178 -9%
Invesco
15
Invesco
Georgia
$2.45M -$1.21M -72,111 -32%
PA
16
Prism Advisors
California
$2.41M +$2.58M +154,171 New
Principal Financial Group
17
Principal Financial Group
Iowa
$2.34M -$144K -8,604 -5%
Ameriprise
18
Ameriprise
Minnesota
$2.01M -$30.2K -1,800 -1%
AllianceBernstein
19
AllianceBernstein
Tennessee
$1.78M -$20.1K -1,200 -1%
JP Morgan Chase
20
JP Morgan Chase
New York
$1.76M +$226K +13,508 +14%
HighTower Advisors
21
HighTower Advisors
Illinois
$1.68M -$42.2K -2,518 -2%
Goldman Sachs
22
Goldman Sachs
New York
$1.64M +$249K +14,864 +16%
CS
23
Credit Suisse
Switzerland
$1.62M -$400K -23,880 -19%
PPA
24
Parametric Portfolio Associates
Washington
$1.57M -$82.8K -4,942 -5%
Hotchkis & Wiley Capital Management
25
Hotchkis & Wiley Capital Management
California
$1.55M +$1.46M +87,124 +737%