Ambarella, Inc.

NasdaqGS:AMBA Stock Report

Market Cap: US$2.2b

Ambarella Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:AMBA Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
17 Sep 24SellUS$86,092Leslie KohnIndividual1,608US$53.54
17 Sep 24SellUS$230,276Feng-Ming WangIndividual4,301US$53.54
17 Sep 24SellUS$56,217Chi-Hong JuIndividual1,050US$53.54
17 Sep 24SellUS$79,775Chan LeeIndividual1,490US$53.54
17 Sep 24SellUS$25,860Christopher DayIndividual483US$53.54
17 Sep 24SellUS$114,522John YoungIndividual2,139US$53.54
16 Sep 24SellUS$12,757Elizabeth SchwartingIndividual240US$53.16
08 Jul 24SellUS$86,817Christopher DayIndividual1,408US$61.66
26 Jun 24SellUS$317,422Chi-Hong JuIndividual6,000US$52.90
18 Jun 24SellUS$83,442Chan LeeIndividual1,504US$55.48
18 Jun 24SellUS$27,019Christopher DayIndividual487US$55.48
18 Jun 24SellUS$119,670John YoungIndividual2,157US$55.48
18 Jun 24SellUS$169,658Feng-Ming WangIndividual3,058US$55.48
18 Jun 24SellUS$58,753Chi-Hong JuIndividual1,059US$55.48
18 Jun 24SellUS$90,044Leslie KohnIndividual1,623US$55.48
17 Jun 24SellUS$12,779Elizabeth SchwartingIndividual230US$55.56
10 Jun 24SellUS$239,342Chi-Hong JuIndividual4,191US$57.50
20 Mar 24SellUS$11,873Elizabeth SchwartingIndividual240US$49.47
18 Mar 24SellUS$59,025Leslie KohnIndividual1,198US$49.27
18 Mar 24SellUS$107,064Feng-Ming WangIndividual2,173US$49.27
18 Mar 24SellUS$38,332Chi-Hong JuIndividual778US$49.27
18 Mar 24SellUS$52,965Chan LeeIndividual1,075US$49.27
18 Mar 24SellUS$20,496Christopher DayIndividual416US$49.27
18 Mar 24SellUS$76,171John YoungIndividual1,546US$49.27
08 Mar 24SellUS$36,697Chan LeeIndividual642US$57.16
08 Mar 24SellUS$17,262Christopher DayIndividual302US$57.16
08 Mar 24SellUS$40,241John YoungIndividual704US$57.16
08 Mar 24SellUS$74,137Feng-Ming WangIndividual1,297US$57.16
08 Mar 24SellUS$29,094Chi-Hong JuIndividual509US$57.16
08 Mar 24SellUS$40,469Leslie KohnIndividual708US$57.16
19 Dec 23SellUS$194,983Feng-Ming WangIndividual3,093US$63.04
19 Dec 23SellUS$67,705Chi-Hong JuIndividual1,074US$63.04
19 Dec 23SellUS$107,988Leslie KohnIndividual1,713US$63.04
19 Dec 23SellUS$95,821Chan LeeIndividual1,520US$63.04
19 Dec 23SellUS$22,694Christopher DayIndividual360US$63.04
19 Dec 23SellUS$211,625Brian WhiteIndividual3,357US$63.04
18 Dec 23SellUS$50,218Elizabeth SchwartingIndividual804US$62.46

Insider Trading Volume

Insider Buying: AMBA insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of AMBA?
Owner TypeNumber of SharesOwnership Percentage
Individual Insiders2,491,1966.04%
General Public3,233,9357.84%
Institutions35,549,36486.1%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 3.5%.

Top Shareholders

Top 25 shareholders own 63.79% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
11.1%
The Vanguard Group, Inc.
4,596,170US$250.0m5.88%no data
8.41%
BlackRock, Inc.
3,473,129US$188.9m0.98%no data
4.55%
State Street Global Advisors, Inc.
1,876,379US$102.1m-0.68%no data
3.51%
Millennium Management LLC
1,447,466US$78.7m6.97%0.06%
3.13%
Manulife Asset Management
1,291,900US$70.3m36.2%0.05%
2.61%
Morgan Stanley, Investment Banking and Brokerage Investments
1,078,988US$58.7m-18.6%0.01%
2.61%
Citadel Advisors LLC
1,076,216US$58.5m20.9%0.06%
2.49%
Kodai Capital Management, L.P.
1,027,414US$55.9m1.74%1.01%
2.33%
Leslie Kohn
961,433US$52.3m-0.17%no data
2.19%
Geode Capital Management, LLC
902,189US$49.1m3.9%no data
1.94%
Feng-Ming Wang
799,527US$43.5m-0.5%no data
1.91%
UBS Asset Management AG
787,776US$42.9m280%no data
1.77%
William Blair Investment Management, LLC
732,127US$39.8m-54.5%0.05%
1.71%
Credit Suisse Asset Management (Switzerland) Ltd.
705,909US$38.4m0%0.03%
1.66%
Dimensional Fund Advisors LP
683,119US$37.2m0.44%0.01%
1.62%
Point72 Asset Management, L.P.
666,939US$36.3m143%0.09%
1.49%
Marshall Wace LLP
613,346US$33.4m69.2%0.05%
1.3%
Legal & General Investment Management Limited
536,800US$29.2m-2.36%0.01%
1.22%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
502,384US$27.3m166%0.01%
1.18%
Pinnacle Associates, Ltd.
485,838US$26.4m0.19%0.4%
1.1%
SG Capital Management LLC
455,562US$24.8m0%3.94%
1.01%
Stephens Investment Management Group, LLC
417,284US$22.7m31.1%0.3%
1%
GO ETF Solutions LLP
413,046US$22.5m0%0.27%
0.98%
Assenagon Asset Management S.A.
402,507US$21.9m0%0.04%
0.96%
Voloridge Investment Management, LLC
395,713US$21.5m-7.84%0.08%