Great Divide Mining Ownership

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

Recent Insider Transactions

CHIA:GDM Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
15 Jan 26	BuyAU$30,000	Adam Arkinstall	Individual	100,000	AU$0.30
05 Jan 26	BuyAU$4,870	Adam Arkinstall	Individual	16,000	AU$0.30
02 Jan 26	BuyAU$10,194	Adam Arkinstall	Individual	33,479	AU$0.30
30 Dec 25	BuyAU$4,861	Adam Arkinstall	Individual	15,939	AU$0.30
23 Dec 25	BuyAU$2,475	Adam Arkinstall	Individual	7,500	AU$0.33
19 Aug 25	BuyAU$21,212	Adam Arkinstall	Individual	53,361	AU$0.40
05 Aug 25	BuyAU$2,050	Adam Arkinstall	Individual	5,000	AU$0.41
07 Apr 25	BuyAU$40,000	Simon Tolhurst	Individual	100,000	AU$0.40
18 Mar 25	BuyAU$4,722	Adam Arkinstall	Individual	9,500	AU$0.50
04 Feb 25	BuyAU$9,664	Adam Arkinstall	Individual	23,123	AU$0.42

Insider Trading Volume

Insider Buying: GDM insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of GDM?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	9,468,974	18.9%
Private Companies	16,034,650	31.9%
General Public	24,683,737	49.2%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 24.8%.

Top Shareholders

Top 23 shareholders own 50.82% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
19.4%	Westpearl Pty. Ltd.	9,747,212	AU$3.3m	0%	no data
5.62%	Adam Arkinstall	2,822,738	AU$945.6k	27.5%	no data
3.61%	PR Motor Sports Pty Ltd	1,812,500	AU$607.2k	0%	no data
3.56%	Paul Byrne	1,786,250	AU$598.4k	0%	no data
3.53%	Rygig Pty Ltd	1,771,250	AU$593.4k	0%	no data
2.49%	Venkatta Nuvvala	1,250,000	AU$418.8k	0%	no data
1.49%	Dennis Perry	750,000	AU$251.3k	0%	no data
1%	Karsin Investments Pty Ltd	500,000	AU$167.5k	0%	no data
1%	Stst Pty Ltd	500,000	AU$167.5k	0%	no data
1%	Menage Pty Ltd	500,000	AU$167.5k	0%	no data
1%	Janice Crow	500,000	AU$167.5k	0%	no data
0.95%	Simon Tolhurst	475,387	AU$159.3k	31.1%	no data
0.9%	Maurice Paterson	450,000	AU$150.8k	0%	no data
0.87%	Brookfield Inv Pty Limited	438,509	AU$146.9k	-29.8%	no data
0.83%	Spgms Pty Ltd	415,179	AU$139.1k	20.8%	no data
0.8%	Katya Hijin	400,000	AU$134.0k	0%	no data
0.8%	Damian Walsh	400,000	AU$134.0k	0%	no data
0.7%	Hari Krishna (Qld) Pty Ltd	350,000	AU$117.3k	0%	no data
0.48%	Paul Ryan	240,455	AU$80.6k	2.12%	no data
0.36%	John Heeson	178,572	AU$59.8k	0%	no data
0.36%	Melissa Heeson	178,572	AU$59.8k	0%	no data
0.05%	Lindsay Marshall	25,000	AU$8.4k	0%	no data
0.024%	Justin Haines	12,000	AU$4.0k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/01/25 20:35
End of Day Share Price	2026/01/21 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

Great Divide Mining Ltd is covered by 0 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.