Ambarella, Inc.

BIT:1AMBA Stock Report

Market Cap: €2.7b

Ambarella Ownership

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

Recent Insider Transactions

BIT:1AMBA Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
14 Oct 25Sell€784,702Chi-Hong JuIndividual11,213€70.14
06 Oct 25Sell€194,215Elizabeth SchwartingIndividual2,664€72.90
17 Sep 25Sell€150,753Leslie KohnIndividual2,249€67.03
17 Sep 25Sell€330,329Feng-Ming WangIndividual4,928€67.03
17 Sep 25Sell€172,001John YoungIndividual2,566€67.03
17 Sep 25Sell€78,292Chi-Hong JuIndividual1,168€67.03
17 Sep 25Sell€130,509Chan LeeIndividual1,947€67.03
10 Sep 25Sell€611,655Yun-Lung ChenIndividual8,492€72.03
17 Jun 25Sell€212,083Feng-Ming WangIndividual4,677€45.35
17 Jun 25Sell€72,599Chan LeeIndividual1,601€45.35
17 Jun 25Sell€77,768Leslie KohnIndividual1,715€45.35
17 Jun 25Sell€15,508Christopher DayIndividual342€45.35
17 Jun 25Sell€110,418John YoungIndividual2,435€45.35
17 Jun 25Sell€50,243Chi-Hong JuIndividual1,108€45.35
18 Mar 25Sell€79,718Leslie KohnIndividual1,584€50.33
18 Mar 25Sell€160,744Feng-Ming WangIndividual3,194€50.33
18 Mar 25Sell€73,880Chan LeeIndividual1,468€50.33
18 Mar 25Sell€24,107Christopher DayIndividual479€50.33
18 Mar 25Sell€105,837John YoungIndividual2,103€50.33
18 Mar 25Sell€52,038Chi-Hong JuIndividual1,034€50.33
06 Mar 25Sell€107,273Chan LeeIndividual2,108€50.89
06 Mar 25Sell€42,441Christopher DayIndividual834€50.89
06 Mar 25Sell€94,602Chi-Hong JuIndividual1,859€50.89
06 Mar 25Sell€117,858Leslie KohnIndividual2,316€50.89
06 Mar 25Sell€208,847Feng-Ming WangIndividual4,104€50.89
06 Mar 25Sell€135,516John YoungIndividual2,663€50.89
03 Jan 25Sell€94,628Christopher DayIndividual1,247€75.88
18 Dec 24Sell€66,846Christopher DayIndividual929€71.96
18 Dec 24Sell€17,276Elizabeth SchwartingIndividual253€68.28
16 Dec 24Sell€308,411Feng-Ming WangIndividual4,296€71.79
16 Dec 24Sell€126,136Leslie KohnIndividual1,757€71.79
16 Dec 24Sell€106,824Chan LeeIndividual1,488€71.79
16 Dec 24Sell€153,344John YoungIndividual2,136€71.79
16 Dec 24Sell€34,603Christopher DayIndividual482€71.79
16 Dec 24Sell€75,236Chi-Hong JuIndividual1,048€71.79
13 Dec 24Sell€26,632Hsiao-Wuen HonIndividual377€70.64
09 Dec 24Sell€366,242Chi-Hong JuIndividual5,118€71.57
02 Dec 24Sell€87,201Christopher DayIndividual1,278€68.23

Insider Trading Volume

Insider Buying: 1AMBA insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of 1AMBA?
Owner TypeNumber of SharesOwnership Percentage
State or Government3,8280.00897%
Individual Insiders2,507,4305.87%
General Public3,096,2017.25%
Institutions37,081,54786.9%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 60.68% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
12.1%
The Vanguard Group, Inc.
5,168,636€330.4m0.09%no data
9.19%
BlackRock, Inc.
3,922,098€250.7m0.12%no data
3.94%
State Street Global Advisors, Inc.
1,680,855€107.5m-9.4%no data
2.84%
Jericho Capital Asset Management L.P.
1,213,347€77.6m10.5%0.96%
2.59%
Fuller & Thaler Asset Management, Inc.
1,107,673€70.8m8.89%0.28%
2.31%
Geode Capital Management, LLC
985,017€63.0m0.89%no data
2.29%
Leslie Kohn
977,428€62.5m-0.23%no data
2.12%
Kodai Capital Management, L.P.
904,536€57.8m0%2.22%
2.11%
UBS Asset Management AG
900,474€57.6m123%0.01%
2.04%
Morgan Stanley
869,891€55.6m23.9%0.01%
2%
Manulife Asset Management
853,215€54.5m-37.8%0.04%
1.85%
Feng-Ming Wang
788,929€50.4m-0.59%no data
1.82%
Barclays PLC
775,065€49.5m122%0.03%
1.43%
Oberweis Asset Management, Inc.
611,360€39.1m6.63%1.36%
1.38%
Squarepoint OPS LLC
586,972€37.5m5.35%0.09%
1.33%
Connor, Clark & Lunn Investment Management Ltd.
566,830€36.2m17.8%0.12%
1.22%
Legal & General Investment Management Limited
518,799€33.2m-18.2%0.01%
1.2%
Dimensional Fund Advisors LP
511,598€32.7m-0.88%0.01%
1.12%
Stephens Investment Management Group, LLC
477,498€30.5m-3.33%0.46%
1.07%
Citadel Advisors LLC
454,988€29.1m-51.9%0.03%
1.01%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
430,084€27.5m19.2%0.01%
0.99%
Tributary Capital Management, LLC
423,790€27.1m88.5%1.5%
0.93%
Jacobs Levy Equity Management Inc
397,202€25.4m-11.3%0.12%
0.92%
Mirae Asset Global Investments Co., Ltd.
392,826€25.1m36%0.02%
0.9%
Northern Trust Global Investments
383,175€24.5m0.13%no data

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2025/12/01 13:58
End of Day Share Price 2025/11/28 00:00
Earnings2025/10/31
Annual Earnings2025/01/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Ambarella, Inc. is covered by 25 analysts. 14 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Alexi UngerArete Research Services LLP
Tayla-Blair BothaArete Research Services LLP
David WilliamsAscendiant Capital Markets LLC