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Spok Holdings

Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$27M -$190K -18,378 -0.6%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$14.6M -$261K -25,191 -2%
Renaissance Technologies
3
Renaissance Technologies
New York
$14.1M +$629K +60,700 +4%
Vanguard Group
4
Vanguard Group
Pennsylvania
$13.5M +$351K +33,847 +2%
State Street
5
State Street
Massachusetts
$5.72M -$273K -26,374 -4%
PAIM
6
Punch & Associates Investment Management
Minnesota
$5.48M -$61.1K -5,895 -1%
JP Morgan Chase
7
JP Morgan Chase
New York
$4.73M +$1.61M +155,046 +44%
FP
8
Foundry Partners
Minnesota
$3.79M -$279K -26,885 -6%
BRF
9
B. Riley Financial
California
$3.54M -$1.13M -108,715 -22%
DRZID
10
DePrince Race & Zollo Inc (DRZ)
Florida
$3.48M -$1.08M -104,637 -22%
Grantham, Mayo, Van Otterloo & Co (GMO)
11
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$3.37M -$754K -72,800 -17%
Bank of New York Mellon
12
Bank of New York Mellon
New York
$3.08M +$95.8K +9,249 +3%
Northern Trust
13
Northern Trust
Illinois
$2.62M -$6.07K -586 -0.2%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$2.58M +$77.9K +7,520 +3%
Nuveen
15
Nuveen
North Carolina
$2.28M +$603K +58,176 +31%
WG
16
Winton Group
United Kingdom
$1.7M +$1.58M +152,194 +510%
Charles Schwab
17
Charles Schwab
California
$1.54M +$566K +54,640 +50%
Invesco
18
Invesco
Georgia
$1.39M -$194K -18,694 -11%
Arrowstreet Capital
19
Arrowstreet Capital
Massachusetts
$1.24M -$45.6K -4,400 -3%
Principal Financial Group
20
Principal Financial Group
Iowa
$1.23M -$10.6K -1,020 -0.8%
MAM
21
Martingale Asset Management
Massachusetts
$1.03M
GPCM
22
Granite Point Capital Management
Massachusetts
$935K
Man Group
23
Man Group
United Kingdom
$916K -$15.5K -1,500 -2%
Wells Fargo
24
Wells Fargo
California
$897K +$622K +60,069 +167%
Ameriprise
25
Ameriprise
Minnesota
$859K -$64.3K -6,209 -6%