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Spok Holdings

126 hedge funds and large institutions have $309M invested in Spok Holdings in 2015 Q4 according to their latest regulatory filings, with 14 funds opening new positions, 43 increasing their positions, 43 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
126
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Sellers

1 -$2.89M
2 -$1.56M
3 -$899K
4
Renaissance Technologies
Renaissance Technologies
New York
-$865K
5
Morgan Stanley
Morgan Stanley
New York
-$679K
Name Holding Trade Value Shares
Change
Change in
Stake
101
$92K
102
$75.1K
103
$62K
104
$60K
105
$51K
106
$51K
107
$49K
108
$48K
109
$48K
110
$44K
111
$43K
112
$36K
113
$23K
114
$22K
115
$17K
116
$16K
117
$16K
118
$14K
119
$13K
120
$13K
121
$11K
122
$7K
123
$4K
124
$4K
125
$2K