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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
76
$338K
77
$321K
78
$315K
79
$311K
80
$310K
81
$301K
82
$293K
83
$288K
84
$286K
85
$285K
86
$272K
87
$244K
88
$243K
89
$225K
90
$224K
91
$223K
92
$216K
93
$215K
94
$209K
95
$196K
96
$190K
97
$189K
98
$185K
99
$171K
100
$112K