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Spok Holdings

116 hedge funds and large institutions have $262M invested in Spok Holdings in 2017 Q3 according to their latest regulatory filings, with 12 funds opening new positions, 35 increasing their positions, 47 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
116
Holders Change
-1
Holders Change %
-0.85%
% of All Funds
2.9%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
12
Increased
35
Reduced
47
Closed
13
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Shares
Change %
Citadel Advisors
26
Citadel Advisors
Florida
$1.26M +$536K +34,922 +74%
SFM
27
Systematic Financial Management
New Jersey
$1.14M -$66.4K -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 -$96.3K -6,273 -8%
New York State Teachers Retirement System (NYSTRS)
30
New York State Teachers Retirement System (NYSTRS)
New York
$1.09M -$39.9K -2,600 -4%
ETM
31
Euclidean Technologies Management
Washington
$1.08M
OSAM
32
O'Shaughnessy Asset Management
Connecticut
$1.07M -$1.73M -112,788 -62%
MAM
33
Martingale Asset Management
Massachusetts
$968K -$104K -6,800 -10%
AG
34
Aperio Group
California
$912K -$663K -43,184 -42%
PAM
35
Panagora Asset Management
Massachusetts
$906K
GC
36
Guggenheim Capital
Illinois
$836K +$142K +9,276 +21%
Two Sigma Advisers
37
Two Sigma Advisers
New York
$810K +$188K +12,261 +30%
TCIM
38
TIAA CREF Investment Management
New York
$784K -$67.9K -4,428 -8%
MC
39
Menta Capital
California
$754K +$158K +10,261 +26%
PI
40
PineBridge Investments
New York
$733K +$44.9K +2,925 +7%
Two Sigma Investments
41
Two Sigma Investments
New York
$700K +$109K +7,076 +18%
Los Angeles Capital Management
42
Los Angeles Capital Management
California
$697K
Prudential Financial
43
Prudential Financial
New Jersey
$691K -$66K -4,300 -9%
SO
44
STRS Ohio
Ohio
$680K +$86K +5,600 +14%
Bank of America
45
Bank of America
North Carolina
$678K -$84.8K -5,530 -11%
RhumbLine Advisers
46
RhumbLine Advisers
Massachusetts
$676K +$13.4K +870 +2%
TA
47
Teachers Advisors
New York
$613K
Legal & General Group
48
Legal & General Group
United Kingdom
$568K -$14.7K -953 -3%
Balyasny Asset Management
49
Balyasny Asset Management
Illinois
$565K +$565K +36,807 New
Connor, Clark & Lunn Investment Management (CC&L)
50
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$552K -$359K -23,375 -39%