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Spok Holdings

Name Holding Trade Value Shares
Change
Change in
Stake
PPA
26
Parametric Portfolio Associates
Washington
$1.34M -$161K -10,641 -11%
SG Americas Securities
27
SG Americas Securities
New York
$1.33M +$906K +59,906 +208%
Citadel Advisors
28
Citadel Advisors
Florida
$1.31M +$367K +24,255 +38%
AIMCA
29
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$1.08M +$1.1M +72,600 New
SFM
30
Systematic Financial Management
New Jersey
$1.07M +$76.3K +5,045 +8%
Deutsche Bank
31
Deutsche Bank
Germany
$1.04M +$184K +12,163 +21%
TEE
32
Tibra Equities Europe
United Kingdom
$1.04M +$740K +48,938 +235%
New York State Teachers Retirement System (NYSTRS)
33
New York State Teachers Retirement System (NYSTRS)
New York
$1.02M -$9.08K -600 -0.9%
RhumbLine Advisers
34
RhumbLine Advisers
Massachusetts
$955K +$214K +14,119 +28%
PA
35
Prism Advisors
California
$909K -$1.38M -91,474 -59%
California Public Employees Retirement System
36
California Public Employees Retirement System
California
$784K -$284K -18,771 -26%
Millennium Management
37
Millennium Management
New York
$753K -$235K -15,552 -24%
AllianceBernstein
38
AllianceBernstein
Tennessee
$717K -$991K -65,530 -58%
SO
39
STRS Ohio
Ohio
$704K +$42.4K +2,800 +6%
TCIM
40
TIAA CREF Investment Management
New York
$697K -$47.4K -3,135 -6%
GC
41
Guggenheim Capital
Illinois
$626K -$98.7K -6,522 -13%
SRAM
42
Stone Ridge Asset Management
New York
$604K
CS
43
Credit Suisse
Switzerland
$602K -$954K -63,071 -61%
TA
44
Teachers Advisors
New York
$597K
Russell Investments Group
45
Russell Investments Group
United Kingdom
$575K +$89.3K +5,905 +18%
Legal & General Group
46
Legal & General Group
United Kingdom
$540K -$3.39K -224 -0.6%
Two Sigma Advisers
47
Two Sigma Advisers
New York
$536K -$49.9K -3,300 -8%
Prudential Financial
48
Prudential Financial
New Jersey
$514K -$118K -7,800 -18%
Canada Life
49
Canada Life
Manitoba, Canada
$506K +$9.03K +597 +2%
Bank of America
50
Bank of America
North Carolina
$505K -$44.3K -2,927 -8%