AMBA icon

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.

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

Top Sellers

1
ACM
1
Andor Capital Management
New York
$9.46M
2
BIT
2
BlackRock Institutional Trust
California
$26M
3
CPIM
3
Columbia Partners Investment Management
Virginia
$28.1M
4
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$43.2M
5
RHJA
5
Rice Hall James & Associates
California
$13.9M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$118M 1,560,828 +202,129 +15%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$110M 1,448,960 -64,200 -4%
Coatue Management
3
Coatue Management
New York
$72.5M 957,516 +957,516 New
Lord, Abbett & Co
4
Lord, Abbett & Co
New Jersey
$70.2M 927,544 +2,701 +0.3%
BFA
5
BlackRock Fund Advisors
California
$60.7M 802,231 +2,334 +0.3%
Morgan Stanley
6
Morgan Stanley
New York
$43.8M 578,184 -150,006 -21%
Susquehanna International Group
7
Susquehanna International Group
Pennsylvania
$43.2M 569,951 -181,749 -24%
Wellington Management Group
8
Wellington Management Group
Massachusetts
$38.7M 511,625 +451,103 +745%
EC
9
Eminence Capital
New York
$37.9M 500,000 +500,000 New
State Street
10
State Street
Massachusetts
$34.4M 454,053 +9,678 +2%
State of Tennessee, Department of Treasury
11
State of Tennessee, Department of Treasury
Tennessee
$28.3M 374,228 -25,772 -6%
CPIM
12
Columbia Partners Investment Management
Virginia
$28.1M 370,585 -224,989 -38%
BIT
13
BlackRock Institutional Trust
California
$26M 342,783 -248,113 -42%
Northern Trust
14
Northern Trust
Illinois
$23.4M 308,683 +46,508 +18%
O
15
OppenheimerFunds
New York
$22M 291,050 +86,290 +42%
NCGI
16
Next Century Growth Investors
Minnesota
$19M 250,547 +250,547 New
Bank of New York Mellon
17
Bank of New York Mellon
New York
$18.3M 241,057 +115,949 +93%
Macquarie Group
18
Macquarie Group
Australia
$17.4M 229,166 +128,166 +127%
RHJA
19
Rice Hall James & Associates
California
$13.9M 184,087 -174,677 -49%
OAM
20
Origin Asset Management
United Kingdom
$13.9M 183,816 -2,913 -2%
DCM
21
Driehaus Capital Management
Illinois
$12.3M 161,869 -33,026 -17%
BA
22
BlackRock Advisors
Delaware
$11.4M 151,087 -152,572 -50%
Arrowstreet Capital
23
Arrowstreet Capital
Massachusetts
$10.3M 136,350 +136,350 New
Wells Fargo
24
Wells Fargo
California
$10M 132,194 +9,570 +8%
Invesco
25
Invesco
Georgia
$9.61M 126,908 +41,120 +48%
1
2 3 4 5