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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
NL
1
Nuveen LLC
North Carolina
$32.2M
2
Jacobs Levy Equity Management
2
Jacobs Levy Equity Management
New Jersey
$32.6M
3
UBS AM
3
UBS AM
Illinois
$62M
4
OAM
4
Oberweis Asset Management
Illinois
$28.6M
5
TC
5
Tairen Capital
Hong Kong
$19.3M

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 Market Value Shares Shares
Change 		Shares
Change %
HFO
326
Heritage Family Offices
Arizona
– – -2,925 Closed
MCG
327
McCollum Christoferson Group
New York
– – -2,750 Closed
AAP
328
Ardsley Advisory Partners
Connecticut
– – -2,500 Closed
PIA
329
Perennial Investment Advisors
California
– – -2,303 Closed
Group One Trading
330
Group One Trading
Illinois
– – -1,419 Closed
RS
331
R Squared
Hong Kong
– – -930 Closed
JFGIW
332
Johnson Financial Group Inc (Wisconsin)
Wisconsin
– – -924 Closed
ACM
333
Aster Capital Management
United Arab Emirates
– – -510 Closed
MAM
334
Meeder Asset Management
Ohio
– – -483 Closed
CAS
335
Coppell Advisory Solutions
Texas
– – -331 Closed
PD
336
Point72 (DIFC)
United Arab Emirates
– – -304 Closed
CBT
337
CoreFirst Bank & Trust
Kansas
– – -100 Closed
HBW
338
Hazlett, Burt & Watson
West Virginia
– – -76 Closed
BBHC
339
Brown Brothers Harriman & Co
New York
– – -49 Closed
Bessemer Group
340
Bessemer Group
New Jersey
– – -45 Closed
AP
341
Aspect Partners
Virginia
– – -40 Closed
CFB
342
Cullen/Frost Bankers
Texas
– – -35 Closed
CFGS
343
Concourse Financial Group Securities
Alabama
– – -19 Closed
CPG
344
Cornerstone Planning Group
New Jersey
– – -14 Closed
CIAM
345
Caitong International Asset Management
Hong Kong
– – -11 Closed
RAM
346
Riggs Asset Management
Pennsylvania
– – -4 Closed
C
347
Covestor
United Kingdom
$0 2 -1 -33%
HWM
348
Hemington Wealth Management
Virginia
$0 14 – –
SPM
349
Symmetry Peak Management
Pennsylvania
– – – –
10 11 12 13
14