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Spok Holdings

119 hedge funds and large institutions have $244M invested in Spok Holdings in 2018 Q3 according to their latest regulatory filings, with 18 funds opening new positions, 31 increasing their positions, 48 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
119
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
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 Buyers

1 +$2.77M
2 +$2.52M
3 +$1.79M
4
BlackRock
BlackRock
New York
+$902K
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$885K

Top Sellers

1 -$5.33M
2 -$2.05M
3 -$1.31M
4
AIM
Alambic Investment Management
California
-$1.29M
5
Invesco
Invesco
Georgia
-$1.17M
Name Holding Trade Value Shares
Change
Change in
Stake
76
$214K
77
$210K
78
$210K
79
$196K
80
$175K
81
$174K
82
$172K
83
$169K
84
$149K
85
$139K
86
$110K
87
$99K
88
$89K
89
$83K
90
$75K
91
$72K
92
$67K
93
$64.6K
94
$60K
95
$52K
96
$43K
97
$25K
98
$19K
99
$15K
100
$11K