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Ambarella
AMBA

Overview Fund Activity

207 hedge funds and large institutions have $870M invested in Ambarella in 2018 Q2 according to their latest regulatory filings, with 32 funds opening new positions, 66 increasing their positions, 60 reducing their positions, and 42 closing their positions.

Holders
207
Holders Change
-13
Holders Change %
-5.91%
% of All Funds
4.75%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
32
Increased
66
Reduced
60
Closed
42
Calls
$66.3M
Puts
$62.1M
Net Calls
+$4.16M
Net Calls Change
-$80.1M

Top Buyers

1
Citadel Advisors
1
Citadel Advisors
Florida
$18.6M
2
Susquehanna International Group
2
Susquehanna International Group
Pennsylvania
$9.32M
3
VBA
3
Van Berkom & Associates
Quebec, Canada
$59.8M
4
FG
4
Formula Growth
Quebec, Canada
$8.51M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$35.9M

Top Sellers

1
Ameriprise
1
Ameriprise
Minnesota
$0
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$0
3
AllianceBernstein
3
AllianceBernstein
Tennessee
$1.6M
4
PSCM
4
Prince Street Capital Management
New York
$0
5
Renaissance Technologies
5
Renaissance Technologies
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Commonwealth Equity Services
101
Commonwealth Equity Services
Massachusetts
$754K 19,532 -678 -3%
GIM
102
Greylin Investment Management
Virginia
$736K 19,053 -3,347 -15%
State Board of Administration of Florida Retirement System
103
State Board of Administration of Florida Retirement System
Florida
$731K 18,924 +610 +3%
Invesco
104
Invesco
Georgia
$729K 18,873 +219 +1%
WPC
105
White Pine Capital
Minnesota
$631K 16,350 -1,100 -6%
Jane Street
106
Jane Street
New York
$597K 15,450 -8,169 -35%
LPL Financial
107
LPL Financial
California
$590K 15,289 -2,778 -15%
Walleye Trading
108
Walleye Trading
New York
$556K 14,393 +10,367 +258%
TCM
109
Teza Capital Management
Illinois
$520K 13,459 +13,459 New
VOYA Investment Management
110
VOYA Investment Management
Georgia
$496K 12,849 -1,267 -9%
TRCT
111
Tower Research Capital (TRC)
New York
$495K 12,828 +8,592 +203%
BNP Paribas Financial Markets
112
BNP Paribas Financial Markets
France
$495K 12,813 -789 -6%
MIFH
113
Migdal Insurance & Financial Holdings
Israel
$459K 11,890 +11,890 New
Mirae Asset Global Investments
114
Mirae Asset Global Investments
South Korea
$454K 11,760 +1,190 +11%
SIA
115
Sit Investment Associates
Minnesota
$438K 11,350 – –
GC
116
Guggenheim Capital
Illinois
$437K 11,330 -7,763 -41%
Millennium Management
117
Millennium Management
New York
$422K 10,938 -141,996 -93%
AG
118
Advisor Group
Arizona
$422K 10,928 +2,759 +34%
UBS Group
119
UBS Group
Switzerland
$409K 10,590 -15,210 -59%
AAM
120
Azzad Asset Management
Virginia
$406K 10,517 +348 +3%
Nomura Asset Management
121
Nomura Asset Management
Japan
$405K 10,500 – –
SBH
122
Segall Bryant & Hamill
Illinois
$401K 10,374 +10,374 New
Jacobs Levy Equity Management
123
Jacobs Levy Equity Management
New Jersey
$394K 10,200 +10,200 New
CSS
124
Cubist Systematic Strategies
Connecticut
$318K 8,246 -687 -8%
SF
125
Synovus Financial
Georgia
$318K 8,159 -395 -5%
3 4
5
6 7