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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.

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 Market Value Shares Shares
Change 		Shares
Change %
Daiwa Securities Group
76
Daiwa Securities Group
Japan
$2.22M 37,839 -3,610 -9%
RJA
77
Raymond James & Associates
Florida
$2.21M 37,601 -2,382 -6%
Baird Financial Group
78
Baird Financial Group
Wisconsin
$2.16M 36,808 -7,678 -17%
CANY
79
Caxton Associates (New York)
New York
$2.06M 35,000 +14,500 +71%
BCM
80
Bluefin Capital Management
New York
$2.05M 34,874 +21,161 +154%
RhumbLine Advisers
81
RhumbLine Advisers
Massachusetts
$2.01M 34,204 -5,643 -14%
NIP
82
Nicholas Investment Partners
California
$2.01M 34,186 -22,745 -40%
CAM
83
Cortina Asset Management
Wisconsin
$1.95M 33,232 -49,907 -60%
EMG
84
ETF Managers Group
New Jersey
$1.85M 29,723 +7,835 +36%
RIM
85
Reliant Investment Management
Tennessee
$1.82M 31,010 -210 -0.7%
RAM
86
Redmond Asset Management
Virginia
$1.71M 29,102 – –
Two Sigma Advisers
87
Two Sigma Advisers
New York
$1.69M 28,700 -23,900 -45%
MOACM
88
Mutual of America Capital Management
New York
$1.65M 28,088 -20,701 -42%
Commonwealth Equity Services
89
Commonwealth Equity Services
Massachusetts
$1.57M 26,785 -1,736 -6%
FNBOO
90
First National Bank of Omaha
Nebraska
$1.57M 26,633 +3,660 +16%
BCM
91
Bayesian Capital Management
New York
$1.52M 25,800 +25,800 New
CS
92
Credit Suisse
Switzerland
$1.49M 25,395 -20,023 -44%
Manulife (Manufacturers Life Insurance)
93
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.45M 24,659 +175 +0.7%
OA
94
Oak Associates
Ohio
$1.41M 24,070 – –
GXMC
95
Global X Management Company
New York
$1.37M 23,377 +8,615 +58%
GIM
96
Greylin Investment Management
Virginia
$1.36M 23,175 -3,370 -13%
PPA
97
Parametric Portfolio Associates
Washington
$1.33M 22,692 +5,503 +32%
AIG
98
American International Group
New York
$1.29M 21,868 +21,868 New
OC
99
Oppenheimer & Co
New York
$1.26M 21,498 +21,498 New
LPL Financial
100
LPL Financial
California
$1.22M 20,729 -2,519 -11%
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4
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