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Spok Holdings

Name Holding Trade Value Shares
Change
Change in
Stake
Royal Bank of Canada
51
Royal Bank of Canada
Ontario, Canada
$231K -$301K -33,456 -60%
PPA
52
Parametric Portfolio Associates
Washington
$207K -$514K -57,218 -74%
RC
53
RBF Capital
California
$204K
Two Sigma Investments
54
Two Sigma Investments
New York
$197K +$173K +19,259 New
Walleye Trading
55
Walleye Trading
New York
$167K +$146K +16,295 New
HS
56
HighVista Strategies
Massachusetts
$160K +$30.3K +3,374 +27%
FQ
57
First Quadrant
California
$149K -$213K -23,673 -62%
PA
58
Probity Advisors
Texas
$133K +$117K +13,021 New
PP
59
Paloma Partners
Connecticut
$122K +$107K +11,954 New
MFW
60
Meristem Family Wealth
Minnesota
$112K
PCA
61
Personal Capital Advisors
California
$107K
DAM
62
DLD Asset Management
New York
$102K +$89.8K +10,000 New
Wolverine Trading
63
Wolverine Trading
Illinois
$101K +$90.4K +10,058 New
CSC
64
Cove Street Capital
California
$90K +$79.1K +8,800 New
KBC Group
65
KBC Group
Belgium
$82K -$20.9K -2,331 -22%
Canada Life
66
Canada Life
Manitoba, Canada
$62K -$141K -15,681 -72%
Wells Fargo
67
Wells Fargo
California
$62K +$37.3K +4,147 +214%
TRSOTSOK
68
Teachers Retirement System of the State of Kentucky
Kentucky
$48K
UBS Group
69
UBS Group
Switzerland
$29K -$62.4K -6,942 -71%
TRCT
70
Tower Research Capital (TRC)
New York
$20K -$53.5K -5,954 -75%
Group One Trading
71
Group One Trading
Illinois
$19K +$3.59K +400 +27%
PI
72
PEAK6 Investments
Illinois
$16K -$202K -22,451 -93%
Nisa Investment Advisors
73
Nisa Investment Advisors
Missouri
$11K
PFA
74
Professional Financial Advisors
Nebraska
$8K +$81 +9 +1%
GEA
75
Glen Eagle Advisors
New Jersey
$5.11K