Atomo Diagnostics Ownership

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

Recent Insider Transactions

ASX:AT1 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
03 Jul 25	BuyAU$185,050	Australia North Holdings Pty Ltd	Company	10,002,433	AU$0.019
03 Jul 25	BuyAU$219,786	Lin Xiaoyi	Individual	11,880,000	AU$0.019
03 Jul 25	BuyAU$195,181	Australia West Holdings Pty Ltd	Company	10,550,000	AU$0.019
25 Jun 25	BuyAU$53,059	Gz Family Holdings Pty Ltd	Company	3,293,383	AU$0.017
08 May 25	BuyAU$6,274	Gz Family Holdings Pty Ltd	Company	368,656	AU$0.017

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 AT1?
Owner Type	Number of Shares	Ownership Percentage
VC/PE Firms	61,570,716	7.6%
Individual Insiders	83,428,682	10.3%
Private Companies	284,494,150	35.1%
General Public	380,681,734	47%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 26.7%.

Top Shareholders

Top 25 shareholders own 52.95% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
11.1%	Gz Family Holdings Pty Ltd	89,895,644	AU$2.6m	4.13%	no data
8.04%	Dalraida Holdings Pty Limited	65,120,000	AU$1.9m	0%	no data
7.6%	Global Health Funds, Inc.	61,570,716	AU$1.8m	0%	100.0%
3.78%	Wellgrow Investments Pty Ltd	30,648,649	AU$888.8k	0%	no data
2.93%	Lin Xiaoyi	23,760,000	AU$689.0k	100%	no data
2.6%	Australia West Holdings Pty Ltd	21,050,000	AU$610.4k	100%	no data
2.42%	Australia North Holdings Pty Ltd	19,582,433	AU$567.9k	104%	no data
1.41%	Grand Challenges Canada	11,390,824	AU$330.3k	0%	no data
1.35%	Liverbird Pty Ltd	10,931,653	AU$317.0k	0%	no data
1.33%	Acclime Holdings HK Limited	10,810,811	AU$313.5k	0%	no data
1.11%	IDE Pty Ltd	9,032,248	AU$261.9k	0%	no data
1.11%	John Kelly	8,991,870	AU$260.8k	0%	no data
1%	Zeyu Shi	8,134,108	AU$235.9k	0%	no data
0.99%	Rue Des Rocs Pty Ltd	8,000,000	AU$232.0k	111%	no data
0.96%	Mark Smith	7,790,224	AU$225.9k	0%	no data
0.93%	Ian Johnson	7,506,080	AU$217.7k	0%	no data
0.9%	Leo Lynch	7,321,121	AU$212.3k	0%	no data
0.73%	Ankur Choudhary	5,887,126	AU$170.7k	0%	no data
0.69%	Ruth Devney	5,626,408	AU$163.2k	0%	no data
0.5%	Sokolov Pty Limited	4,031,888	AU$116.9k	0%	no data
0.49%	H & L Management Pty Ltd	4,000,000	AU$116.0k	0%	no data
0.41%	Lisa Mackenzie	3,351,968	AU$97.2k	0%	no data
0.4%	John Keith	3,261,056	AU$94.6k	0%	no data
0.089%	Patrick Cook	717,909	AU$20.8k	0%	no data
0.067%	Anthony May	540,541	AU$15.7k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/11/14 20:56
End of Day Share Price	2025/11/14 00:00
Earnings	2025/06/30
Annual Earnings	2025/06/30

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

Atomo Diagnostics Limited is covered by 1 analysts. 0 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
Martyn Jacobs	Canaccord Genuity