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Ambarella
AMBA

Overview Fund Activity

186 hedge funds and large institutions have $764M invested in Ambarella in 2014 Q4 according to their latest regulatory filings, with 56 funds opening new positions, 46 increasing their positions, 69 reducing their positions, and 29 closing their positions.

Holders
186
Holders Change
+26
Holders Change %
+16.25%
% of All Funds
4.96%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
56
Increased
46
Reduced
69
Closed
29
Calls
$53.2M
Puts
$119M
Net Calls
-$66.2M
Net Calls Change
+$35.1M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$68.9M
2
Susquehanna International Group
2
Susquehanna International Group
Pennsylvania
$38.1M
3
State of Tennessee, Department of Treasury
3
State of Tennessee, Department of Treasury
Tennessee
$20.3M
4
ACM
4
Andor Capital Management
New York
$40.6M
5
Morgan Stanley
5
Morgan Stanley
New York
$36.9M

Top Sellers

1
Calamos Advisors
1
Calamos Advisors
Illinois
$0
2
RIM
2
RS Investment Management
California
$0
3
TA
3
Teachers Advisors
New York
$2.14M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$76.7M
5
RHJA
5
Rice Hall James & Associates
California
$18.2M
Name Market Value Shares Shares
Change 		Shares
Change %
Lazard Asset Management
176
Lazard Asset Management
New York
$5K 115 – –
RFA
177
Reilly Financial Advisors
California
$5K 100 – –
CCS
178
Crosspoint Capital Strategies
California
$5K 103 +103 New
CHP
179
Cable Hill Partners
Oregon
$4K 75 +75 New
AFIA
180
America First Investment Advisors
Nebraska
$3K 50 – –
VIA
181
Vantage Investment Advisors
Pennsylvania
$2K 35 – –
ST
182
Spot Trading
Illinois
$1K 23 -10,470 -100%
SEI Investments
183
SEI Investments
Pennsylvania
$1K 22 +22 New
TRCT
184
Tower Research Capital (TRC)
New York
$1K 25 +25 New
Manulife (Manufacturers Life Insurance)
185
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$919 18,125 -512 -3%
BRWA
186
B. Riley Wealth Advisors
Florida
$51 1,000 +1,000 New
Calamos Advisors
187
Calamos Advisors
Illinois
– – -633,995 Closed
RIM
188
RS Investment Management
California
– – -416,217 Closed
Jane Street
189
Jane Street
New York
– – -190,388 Closed
CCI
190
Columbus Circle Investors
– – -173,980 Closed
PC
191
Pier Capital
Connecticut
– – -147,169 Closed
HCS
192
Harvest Capital Strategies
California
– – -50,000 Closed
EI
193
EAM Investors
California
– – -44,066 Closed
BL
194
Bolton LP
Connecticut
– – -42,000 Closed
California Public Employees Retirement System
195
California Public Employees Retirement System
California
– – -38,620 Closed
AI
196
Axiom Investors
Connecticut
– – -33,860 Closed
OAM
197
Oxford Asset Management
United Kingdom
– – -31,631 Closed
Daiwa Securities Group
198
Daiwa Securities Group
Japan
– – -18,000 Closed
AP
199
AlpInvest Partners
Netherlands
– – -15,898 Closed
VKH
200
Virtu KCG Holdings
New York
– – -13,259 Closed
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