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Spok Holdings

Name Holding Trade Value Shares
Change
Change in
Stake
Citadel Advisors
26
Citadel Advisors
Florida
$1.26M +$570K +34,922 +74%
SFM
27
Systematic Financial Management
New Jersey
$1.14M -$70.6K -4,325 -6%
PCM
28
Piermont Capital Management
Missouri
$1.11M
California Public Employees Retirement System
29
California Public Employees Retirement System
California
$1.09M -$102K -6,273 -8%
New York State Teachers Retirement System (NYSTRS)
30
New York State Teachers Retirement System (NYSTRS)
New York
$1.09M -$42.5K -2,600 -4%
ETM
31
Euclidean Technologies Management
Washington
$1.08M
OSAM
32
O'Shaughnessy Asset Management
Connecticut
$1.07M -$1.84M -112,788 -62%
MAM
33
Martingale Asset Management
Massachusetts
$968K -$111K -6,800 -10%
AG
34
Aperio Group
California
$912K -$705K -43,184 -42%
PAM
35
Panagora Asset Management
Massachusetts
$906K
GC
36
Guggenheim Capital
Illinois
$836K +$152K +9,276 +21%
Two Sigma Advisers
37
Two Sigma Advisers
New York
$810K +$200K +12,261 +30%
TCIM
38
TIAA CREF Investment Management
New York
$784K -$72.3K -4,428 -8%
MC
39
Menta Capital
California
$754K +$168K +10,261 +26%
PI
40
PineBridge Investments
New York
$733K +$47.8K +2,925 +7%
Two Sigma Investments
41
Two Sigma Investments
New York
$700K +$116K +7,076 +18%
Los Angeles Capital Management
42
Los Angeles Capital Management
California
$697K
Prudential Financial
43
Prudential Financial
New Jersey
$691K -$70.2K -4,300 -9%
SO
44
STRS Ohio
Ohio
$680K +$91.5K +5,600 +14%
Bank of America
45
Bank of America
North Carolina
$678K -$90.3K -5,530 -11%
RhumbLine Advisers
46
RhumbLine Advisers
Massachusetts
$676K +$14.2K +870 +2%
TA
47
Teachers Advisors
New York
$613K
Legal & General Group
48
Legal & General Group
United Kingdom
$568K -$15.6K -953 -3%
Balyasny Asset Management
49
Balyasny Asset Management
Illinois
$565K +$601K +36,807 New
Connor, Clark & Lunn Investment Management (CC&L)
50
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$552K -$382K -23,375 -39%