Ambarella Ownership

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

Recent Insider Transactions

DB:A8B Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
09 Jul 26	Sell€409,981	Yun-Lung Chen	Individual	5,958	€68.81
01 Jul 26	Sell€780,015	Chi-Hong Ju	Individual	10,000	€78.00
17 Jun 26	Sell€363,253	Feng-Ming Wang	Individual	6,204	€58.55
17 Jun 26	Sell€172,785	Chan Lee	Individual	2,951	€58.55
17 Jun 26	Sell€186,545	John Young	Individual	3,186	€58.55
17 Jun 26	Sell€118,098	Chi-Hong Ju	Individual	2,017	€58.55
12 Jun 26	Sell€570,857	Yun-Lung Chen	Individual	9,856	€57.92
19 Mar 26	Sell€379,455	Feng-Ming Wang	Individual	8,083	€46.94
19 Mar 26	Sell€101,166	Chi-Hong Ju	Individual	2,155	€46.94
19 Mar 26	Sell€170,926	Chan Lee	Individual	3,641	€46.94
19 Mar 26	Sell€189,336	John Young	Individual	4,059	€46.94
05 Jan 26	Sell€498,884	Chi-Hong Ju	Individual	7,728	€64.56
30 Dec 25	Sell€474,472	Chi-Hong Ju	Individual	7,945	€59.72
26 Dec 25	Sell€30,677	Christopher Paisley	Individual	500	€61.35
18 Dec 25	Sell€393,282	John Young	Individual	6,370	€62.13
17 Dec 25	Sell€302,538	Feng-Ming Wang	Individual	4,950	€61.12
17 Dec 25	Sell€147,052	Chan Lee	Individual	2,406	€61.12
17 Dec 25	Sell€82,021	Chi-Hong Ju	Individual	1,342	€61.12
16 Dec 25	Sell€38,357	Elizabeth Schwarting	Individual	624	€61.47
14 Oct 25	Sell€784,702	Chi-Hong Ju	Individual	11,213	€70.14
06 Oct 25	Sell€194,215	Elizabeth Schwarting	Individual	2,664	€72.90
17 Sep 25	Sell€150,753	Leslie Kohn	Individual	2,249	€67.03
17 Sep 25	Sell€330,329	Feng-Ming Wang	Individual	4,928	€67.03
17 Sep 25	Sell€172,001	John Young	Individual	2,566	€67.03
17 Sep 25	Sell€78,292	Chi-Hong Ju	Individual	1,168	€67.03
17 Sep 25	Sell€130,509	Chan Lee	Individual	1,947	€67.03

Insider Trading Volume

Insider Buying: A8B insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of A8B?
Owner Type	Number of Shares	Ownership Percentage
State or Government	0	0%
Private Companies	155	0.000351%
Individual Insiders	2,014,764	4.56%
General Public	5,514,442	12.5%
Institutions	36,611,610	82.9%

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

Top Shareholders

Top 25 shareholders own 64.16% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
8.94%	BlackRock, Inc.	3,944,592	€230.8m	4.1%	no data
8.36%	Vanguard Portfolio Management, LLC	3,688,405	€215.9m	-0.77%	0.01%
7.05%	T. Rowe Price Group, Inc.	3,112,545	€182.2m	157%	0.02%
5.81%	State Street Investment Management	2,562,733	€150.0m	29.7%	no data
4.92%	Vanguard Capital Management, LLC	2,171,615	€127.1m	3.46%	no data
2.69%	Manulife Asset Management	1,186,541	€69.4m	-25.2%	0.05%
2.53%	Legal & General Investment Management Limited	1,116,729	€65.4m	20.6%	0.01%
2.49%	Geode Capital Management, LLC	1,098,120	€64.3m	6.69%	no data
1.75%	Feng-Ming Wang	773,607	€45.3m	-2.06%	no data
1.72%	Menora Mivtachim Provident Funds	757,571	€44.3m	0%	0.14%
1.64%	Stephens Investment Management Group, LLC	721,711	€42.2m	51.9%	0.55%
1.63%	Dimensional Fund Advisors LP	718,154	€42.0m	12.5%	0.01%
1.55%	Connor, Clark & Lunn Investment Management Ltd.	685,726	€40.1m	14.2%	0.08%
1.43%	Exchange Traded Concepts, LLC	630,697	€36.9m	10.3%	0.13%
1.32%	Leslie Kohn	584,495	€34.2m	0%	no data
1.29%	Mirae Asset Global Investments Co., Ltd.	568,681	€33.3m	3.59%	0.02%
1.23%	Morgan Stanley	544,026	€31.8m	-15.7%	no data
1.17%	D. E. Shaw & Co., L.P.	515,084	€30.1m	110%	0.02%
1.14%	Jacobs Levy Equity Management Inc	504,409	€29.5m	38.4%	0.12%
1.11%	AQR Capital Management, LLC	489,231	€28.6m	0.13%	0.01%
0.93%	Pinnacle Associates, Ltd.	408,846	€23.9m	-4.97%	0.31%
0.91%	Northern Trust Global Investments	403,692	€23.6m	7.71%	no data
0.9%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	397,260	€23.2m	8.94%	0.01%
0.86%	Charles Schwab Investment Management, Inc.	379,551	€22.2m	4.48%	no data
0.81%	Squarepoint OPS LLC	358,889	€21.0m	-22.1%	0.05%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/09/14 18:08
End of Day Share Price	2026/09/11 00:00
Earnings	2026/07/31
Annual Earnings	2026/01/31

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.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* 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 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 22 analysts. 13 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Alexi Unger	Arete Research Services LLP
David Williams	Ascendiant Capital Markets LLC
Tristan Gerra	Baird