Applied Optoelectronics Ownership

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

Recent Insider Transactions

BIT:1AAOI Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
15 Aug 25	Sell€38,157	David Kuo	Individual	2,000	€19.08
15 Aug 25	Sell€229,248	Stefan Murry	Individual	12,000	€19.10
14 Aug 25	Buy€85,606	Che-Wei Lin	Individual	4,609	€18.57
14 Aug 25	Buy€149,393	Chih-Hsiang Lin	Individual	8,075	€18.56
14 Aug 25	Buy€348,212	William Yeh	Individual	18,000	€19.87
13 Aug 25	Buy€146,670	Min-Chu Chen	Individual	7,500	€19.56
13 Aug 25	Buy€361,425	Chih-Hsiang Lin	Individual	18,600	€19.75
13 Aug 25	Sell€305,854	Hung-Lun Chang	Individual	15,784	€19.38
14 May 25	Sell€194,799	David Kuo	Individual	11,426	€17.05
13 May 25	Buy€345,669	Chih-Hsiang Lin	Individual	21,200	€16.33
13 May 25	Sell€406,579	Hung-Lun Chang	Individual	23,837	€17.06
03 Dec 24	Sell€409,827	William Yeh	Individual	10,000	€40.98

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of 1AAOI?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	3,198,538	4.68%
General Public	17,742,840	26%
Institutions	47,338,510	69.3%

Dilution of Shares: Shareholders have been substantially diluted in the past year, with total shares outstanding growing by 51.5%.

Top Shareholders

Top 25 shareholders own 56.65% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
7.11%	BlackRock, Inc.	4,851,851	€111.8m	14.2%	no data
6.77%	The Vanguard Group, Inc.	4,624,570	€106.6m	13.6%	no data
4.74%	Tidal Investments LLC	3,235,300	€74.6m	370,000%	0.35%
4.11%	JPMorgan Chase & Co.	2,803,006	€64.6m	11,600%	0.01%
2.89%	Point72 Asset Management, L.P.	1,975,740	€45.5m	0%	0.09%
2.77%	Oberweis Asset Management, Inc.	1,888,041	€43.5m	0%	1.52%
2.31%	Hood River Capital Management LLC	1,575,623	€36.3m	0%	0.46%
2.19%	The Goldman Sachs Group, Inc.	1,495,530	€34.5m	576%	0.01%
2.16%	Norges Bank Investment Management	1,477,489	€34.0m	0%	no data
2.11%	State Street Global Advisors, Inc.	1,440,595	€33.2m	17.8%	no data
2.02%	Chih-Hsiang Lin	1,382,557	€31.9m	2.17%	no data
2%	Geode Capital Management, LLC	1,366,263	€31.5m	6.27%	no data
1.7%	Citigroup Inc.	1,160,456	€26.7m	60%	0.02%
1.58%	CloudAlpha Capital Management Limited	1,078,750	€24.9m	-23.4%	2.52%
1.54%	UBS Asset Management AG	1,051,052	€24.2m	-6.7%	no data
1.5%	Susquehanna International Group, LLP	1,023,223	€23.6m	89.1%	0.04%
1.45%	Emerald Advisers, LLC	989,441	€22.8m	-0.19%	0.49%
1.23%	Royce & Associates, LP	836,853	€19.3m	-7.7%	0.2%
1.21%	Hawk Ridge Capital Management LP	824,997	€19.0m	0%	1.05%
1.11%	Alyeska Investment Group, L.P.	761,196	€17.5m	0%	0.06%
0.96%	Citadel Advisors LLC	653,774	€15.1m	0%	0.01%
0.95%	Morgan Stanley	649,818	€15.0m	-29.1%	no data
0.8%	Portolan Capital Management, LLC	546,219	€12.6m	20%	0.8%
0.74%	Northern Trust Global Investments	507,761	€11.7m	5%	no data
0.7%	Charles Schwab Investment Management, Inc.	481,370	€11.1m	194%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/12/01 11:22
End of Day Share Price	2025/12/01 00:00
Earnings	2025/09/30
Annual Earnings	2024/12/31

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 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

Applied Optoelectronics, Inc. is covered by 14 analysts. 6 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
null null	Argus Research Company
Ku Kang	B. Riley Securities, Inc.
Richard Shannon	Craig-Hallum Capital Group LLC