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Ambarella
AMBA

Overview Fund Activity

211 hedge funds and large institutions have $1.18B invested in Ambarella in 2015 Q1 according to their latest regulatory filings, with 54 funds opening new positions, 59 increasing their positions, 82 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
211
Holders Change
+25
Holders Change %
+13.44%
% of All Funds
5.63%
Holding in Top 10
5
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+150%
% of All Funds
0.13%
New
54
Increased
59
Reduced
82
Closed
28
Calls
$112M
Puts
$211M
Net Calls
-$99.4M
Net Calls Change
-$33.2M

Top Buyers

1
Coatue Management
Coatue Management
New York
$72.5M
2
EC
Eminence Capital
New York
$37.9M
3
Wellington Management Group
Wellington Management Group
Massachusetts
$38.7M
4
NCGI
Next Century Growth Investors
Minnesota
$19M
5
Vanguard Group
Vanguard Group
Pennsylvania
$118M

Top Sellers

1
ACM
Andor Capital Management
New York
$9.46M
2
BIT
BlackRock Institutional Trust
California
$26M
3
CPIM
Columbia Partners Investment Management
Virginia
$28.1M
4
Susquehanna International Group
Susquehanna International Group
Pennsylvania
$43.2M
5
RHJA
Rice Hall James & Associates
California
$13.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
HH
151
Hilltop Holdings
Texas
$247K +$247K +3,266 New
SGH
152
Schonfeld Group Holdings
New York
$231K +$231K +3,045 New
AB
153
Amalgamated Bank
New York
$222K +$222K +2,926 New
RCM
154
Reynolds Capital Management
Nevada
$212K -$159K -2,100 -43%
Daiwa Securities Group
155
Daiwa Securities Group
Japan
$211K +$211K +2,800 New
Envestnet Asset Management
156
Envestnet Asset Management
Illinois
$208K +$158K +2,086 +318%
BJ
157
BlackRock Japan
Japan
$206K -$374K -4,930 -64%
PAM
158
Panagora Asset Management
Massachusetts
$205K – – –
SNT
159
Security National Trust
West Virginia
$190K – – –
Parallax Volatility Advisers
160
Parallax Volatility Advisers
California
$188K -$57.8K -763 -24%
CFA
161
Camarda Financial Advisors
Florida
$174K +$53.5K +705 +44%
AA
162
Apriem Advisors
California
$167K +$91.1K +1,200 +120%
TRCT
163
Tower Research Capital (TRC)
New York
$146K +$144K +1,905 +7,620%
MFS
164
MSI Financial Services
Massachusetts
$140K +$92.5K +1,225 +194%
SCA
165
Strategic Capital Alternatives
United States
$137K +$137K +1,806 New
Royal Bank of Canada
166
Royal Bank of Canada
Ontario, Canada
$132K -$55.8K -737 -30%
PAI
167
Pittenger & Anderson Inc
Nebraska
$132K +$18.9K +250 +17%
WRM
168
Westport Resources Management
Connecticut
$114K – – –
BRWM
169
B. Riley Wealth Management
Tennessee
$113K -$37.7K -500 -25%
US Bancorp
170
US Bancorp
Minnesota
$93K +$7.08K +93 +8%
DADC
171
D.A. Davidson & Co
Montana
$92K +$66.1K +880 +255%
EWM
172
Evercore Wealth Management
New York
$91K -$22.8K -300 -20%
AIM
173
Advantage Investment Management
Iowa
$90K – – –
HNB
174
Huntington National Bank
Ohio
$81K -$49.7K -657 -38%
FNBT
175
FineMark National Bank & Trust
Florida
$76K +$76K +1,010 New
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7
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