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Ambarella
AMBA

Overview Fund Activity

294 hedge funds and large institutions have $1.77B invested in Ambarella in 2025 Q1 according to their latest regulatory filings, with 58 funds opening new positions, 113 increasing their positions, 93 reducing their positions, and 53 closing their positions.

Holders
294
Holders Change
-2
Holders Change %
-0.68%
% of All Funds
3.99%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
58
Increased
113
Reduced
93
Closed
53
Calls
$29.7M
Puts
$32.6M
Net Calls
-$2.86M
Net Calls Change
-$4M

Top Buyers

1
Jacobs Levy Equity Management
1
Jacobs Levy Equity Management
New Jersey
$32.6M
2
UBS AM
2
UBS AM
Illinois
$62M
3
OAM
3
Oberweis Asset Management
Illinois
$28.6M
4
TC
4
Tairen Capital
Hong Kong
$19.3M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$18M

Top Sellers

1
William Blair Investment Management
1
William Blair Investment Management
Illinois
$320K
2
Point72 Asset Management
2
Point72 Asset Management
Connecticut
$4.77M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$2.33M
4
Millennium Management
4
Millennium Management
New York
$45.8M
5
Goldman Sachs
5
Goldman Sachs
New York
$21.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
Primecap Management
101
Primecap Management
California
$1.27M -$25.2K -500 -2%
FM
102
Freemont Management
Switzerland
$1.24M +$1.24M +24,700 New
SEI Investments
103
SEI Investments
Pennsylvania
$1.24M +$685K +13,610 +124%
Two Sigma Investments
104
Two Sigma Investments
New York
$1.22M -$2.89M -57,492 -70%
Ohio Public Employees Retirement System (OPERS)
105
Ohio Public Employees Retirement System (OPERS)
Ohio
$1.21M +$1.21M +24,093 New
MIM
106
MetLife Investment Management
New Jersey
$1.13M -$19.5K -387 -2%
KBC Group
107
KBC Group
Belgium
$1.13M +$26.7K +531 +2%
Thrivent Financial for Lutherans
108
Thrivent Financial for Lutherans
Minnesota
$1.08M – – –
CCM
109
Collar Capital Management
Wisconsin
$1.07M -$28.5K -567 -3%
Raymond James Financial
110
Raymond James Financial
Florida
$1.05M -$4.73M -93,969 -82%
EGM
111
Engineers Gate Manager
New York
$1.02M -$233K -4,620 -19%
VAM
112
Valliance Asset Management
Hong Kong
$1.01M +$1.01M +20,000 New
MP
113
McDonald Partners
Ohio
$979K -$64.2K -1,275 -6%
Pathstone Holdings
114
Pathstone Holdings
New Jersey
$960K -$28K -557 -3%
CF
115
Corebridge Financial
Texas
$951K +$3.02K +60 +0.3%
DTL
116
Dynamic Technology Lab
Singapore
$941K +$941K +18,710 New
GI
117
GAMCO Investors
Connecticut
$923K -$7.7K -153 -0.8%
SG Americas Securities
118
SG Americas Securities
New York
$922K +$922K +18,310 New
Holocene Advisors
119
Holocene Advisors
New York
$921K +$735K +14,595 +394%
LTAS
120
Linden Thomas Advisory Services
North Carolina
$874K -$2.27K -45 -0.3%
BCM
121
Bayesian Capital Management
New York
$869K +$473K +9,392 +119%
SRL
122
Scientech Research LLC
New Jersey
$855K +$855K +16,997 New
Creative Planning
123
Creative Planning
Kansas
$830K +$23.1K +458 +3%
BAM
124
Blueshift Asset Management
New Jersey
$807K +$807K +16,043 New
SO
125
STRS Ohio
Ohio
$770K +$322K +6,400 +72%
3 4
5
6 7