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Ambarella

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$77.4M +$12.6M +379,600 +27%
Lord, Abbett & Co
2
Lord, Abbett & Co
New Jersey
$38.5M +$20.4M +616,807 +232%
CPIM
3
Columbia Partners Investment Management
Virginia
$33.1M -$3.79M -114,525 -13%
BFA
4
BlackRock Fund Advisors
California
$30.1M -$711K -21,485 -3%
Vanguard Group
5
Vanguard Group
Pennsylvania
$30M +$20.1M +607,023 +751%
Calamos Advisors
6
Calamos Advisors
Illinois
$27.7M +$20M +604,410 +2,043%
RHJA
7
Rice Hall James & Associates
California
$23.6M -$4.59M -138,768 -20%
ACM
8
Andor Capital Management
New York
$21.8M +$16.6M +500,000 New
State Street
9
State Street
Massachusetts
$19.7M +$2.91M +87,970 +24%
Morgan Stanley
10
Morgan Stanley
New York
$19.1M +$7.64M +230,793 +112%
RIM
11
RS Investment Management
California
$18.2M -$9.25M -279,300 -40%
TA
12
Teachers Advisors
New York
$16.8M +$950K +28,700 +8%
BIT
13
BlackRock Institutional Trust
California
$16.5M +$823K +24,872 +7%
FA
14
Friess Associates
Delaware
$13.5M -$1.56K -47 -0%
Northern Trust
15
Northern Trust
Illinois
$11.8M +$2.52M +76,088 +39%
Susquehanna International Group
16
Susquehanna International Group
Pennsylvania
$9.82M -$12.6M -379,434 -63%
OAM
17
Origin Asset Management
United Kingdom
$9.28M +$7.03M +212,429 New
Jane Street
18
Jane Street
New York
$8.31M -$1.83M -55,183 -22%
TCIM
19
TIAA CREF Investment Management
New York
$8.23M -$205K -6,193 -3%
Wellington Management Group
20
Wellington Management Group
Massachusetts
$8.04M +$3.65M +110,098 +149%
CS
21
Credit Suisse
Switzerland
$7.73M +$3.89M +117,424 +197%
CCI
22
Columbus Circle Investors
$7.6M +$5.76M +173,980 New
BA
23
BlackRock Advisors
Delaware
$7.56M +$4.62M +139,490 +415%
DCM
24
Driehaus Capital Management
Illinois
$7.54M +$3.4M +102,747 +147%
Stifel Financial
25
Stifel Financial
Missouri
$6.67M +$4.02M +121,302 +385%