AMBA icon

Ambarella

301 hedge funds and large institutions have $2.32B invested in Ambarella in 2025 Q2 according to their latest regulatory filings, with 59 funds opening new positions, 107 increasing their positions, 104 reducing their positions, and 50 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
301
Holders Change
+7
Holders Change %
+2.38%
% of All Funds
4.04%
Holding in Top 10
6
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+50%
% of All Funds
0.08%
New
59
Increased
107
Reduced
104
Closed
50
Calls
$64.4M
Puts
$61.2M
Net Calls
+$3.15M
Net Calls Change
+$6.01M
Name Holding Trade Value Shares
Change
Shares
Change %
WCM
51
Westerly Capital Management
California
$9.45M +$9.45M +143,000 New
Bank of New York Mellon
52
Bank of New York Mellon
New York
$8.89M -$1.04M -15,758 -10%
JPMorgan Chase & Co
53
JPMorgan Chase & Co
New York
$8.07M -$7.15M -108,220 -47%
Neuberger Berman Group
54
Neuberger Berman Group
New York
$7.97M -$1.78K -27 -0%
SST
55
S Squared Technology
New York
$7.83M -$3.44M -52,000 -30%
AllianceBernstein
56
AllianceBernstein
Tennessee
$7.83M -$4.99M -75,546 -39%
Arrowstreet Capital
57
Arrowstreet Capital
Massachusetts
$7.44M +$6.7M +101,389 +900%
SLG
58
Stanley-Laman Group
Pennsylvania
$7.34M +$7.34M +111,164 New
HVCM
59
Hel Ved Capital Management
Hong Kong
$6.86M -$1.22M -18,460 -15%
Russell Investments Group
60
Russell Investments Group
United Kingdom
$6.76M +$1.77M +26,750 +36%
JG
61
Jain Global
New York
$6.71M +$6.71M +101,616 New
EGM
62
Engineers Gate Manager
New York
$6.71M +$5.37M +81,342 +403%
Man Group
63
Man Group
United Kingdom
$6.59M +$2.36M +35,682 +56%
HIM
64
Hillsdale Investment Management
Ontario, Canada
$6.4M +$1.56M +23,600 +32%
Capital Fund Management (CFM)
65
Capital Fund Management (CFM)
France
$6.39M +$5.53M +83,676 +642%
Mitsubishi UFJ Asset Management
66
Mitsubishi UFJ Asset Management
Japan
$6.35M -$973K -14,727 -13%
Ameriprise
67
Ameriprise
Minnesota
$6.21M -$1.74M -26,310 -22%
Marshall Wace
68
Marshall Wace
United Kingdom
$5.83M +$5.54M +83,897 +1,895%
EIM
69
Essex Investment Management
Massachusetts
$5.58M -$129K -1,952 -2%
Swiss National Bank
70
Swiss National Bank
Switzerland
$5.09M +$19.8K +300 +0.4%
SI
71
Sora Investors
Pennsylvania
$5.01M -$2.96M -44,772 -37%
SP
72
SWS Partners
Ohio
$4.97M -$50.9K -770 -1%
Royal Bank of Canada
73
Royal Bank of Canada
Ontario, Canada
$4.74M +$464K +7,017 +11%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
74
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$4.7M +$4.7M +71,200 New
Lord, Abbett & Co
75
Lord, Abbett & Co
New Jersey
$4.56M -$7.21M -109,210 -61%