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Ambarella
AMBA

Overview Fund Activity

220 hedge funds and large institutions have $1.38B invested in Ambarella in 2017 Q4 according to their latest regulatory filings, with 52 funds opening new positions, 61 increasing their positions, 66 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
220
Holders Change
+16
Holders Change %
+7.84%
% of All Funds
5%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
52
Increased
61
Reduced
66
Closed
36
Calls
$210M
Puts
$136M
Net Calls
+$74.1M
Net Calls Change
-$62.6M

Top Buyers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$39.6M
2
CCM
2
Criterion Capital Management
California
$35.2M
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$34.9M
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$32.1M
5
Millennium Management
5
Millennium Management
New York
$27.1M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$506K
2
Susquehanna International Group
2
Susquehanna International Group
Pennsylvania
$10.9M
3
VBA
3
Van Berkom & Associates
Quebec, Canada
$59.8M
4
Citigroup
4
Citigroup
New York
$714K
5
Deutsche Bank
5
Deutsche Bank
Germany
$15.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
GBBWRPM
176
Genovese Burford & Brothers Wealth & Retirement Plan Management
California
$76K – – –
SNT
177
Security National Trust
West Virginia
$71K – – –
ARMC
178
American Research & Management Company
Massachusetts
$68K -$106K -1,800 -61%
AAM
179
Advisors Asset Management
Colorado
$64K -$5.84K -100 -8%
Fifth Third Bancorp
180
Fifth Third Bancorp
Ohio
$59K +$59K +1,000 New
RFC
181
Regions Financial Corp
Alabama
$57K +$57K +981 New
ASN
182
Advisory Services Network
Georgia
$54K -$48.4K -825 -47%
PNC Financial Services Group
183
PNC Financial Services Group
Pennsylvania
$46K -$23.8K -398 -34%
LJHT
184
Laurie J. Hall Trustee
$33K -$6.37K -110 -16%
EWM
185
Evercore Wealth Management
New York
$29K -$29K -500 -50%
GRP
186
Global Retirement Partners
California
$29K – – –
FIB
187
First Interstate Bank
Montana
$24K – – –
JCM
188
Jacobi Capital Management
Pennsylvania
$22K – – –
LWM
189
Lenox Wealth Management
Ohio
$18K – – –
VIA
190
Vantage Investment Advisors
Pennsylvania
$18K – – –
WCAMG
191
Woodard & Company Asset Management Group
North Carolina
$18K +$18K +300 New
GEA
192
Glen Eagle Advisors
New Jersey
$17.6K – – –
SFG
193
SevenBridge Financial Group
Pennsylvania
$16K – – –
MA
194
MUFG Americas
New York
$16K +$12.1K +200 +313%
Bank of Montreal
195
Bank of Montreal
Ontario, Canada
$15K -$122K -1,995 -89%
WEC
196
Winslow Evans & Crocker
Massachusetts
$14.7K – – –
CFD
197
Creative Financial Designs
Indiana
$13K +$5.78K +100 +80%
RA
198
Royce & Associates
New York
$11K -$879K -15,028 -99%
AIM
199
Advantage Investment Management
Iowa
$11K – – –
TC
200
Trust Company
Kansas
$10K +$10K +176 New
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