ATS Ownership

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

Recent Insider Transactions

DB:ATO0 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
07 Jul 26	Buy€22,991	Jeffrey Adamson	Individual	953	€24.12
07 Jul 26	Buy€22,074	Angella Alexander	Individual	915	€24.12
07 Jul 26	Buy€10,060	Steve Emery	Individual	417	€24.12
07 Jul 26	Buy€114,280	Miroslav Kafedzhiev	Individual	4,737	€24.12
07 Jul 26	Buy€51,506	Anne Cybulski	Individual	289	€178.22
07 Jul 26	Buy€58,069	Gordon Raman	Individual	2,407	€24.12
07 Jul 26	Buy€13,751	Simon Roberts	Individual	570	€24.12
07 Jul 26	Buy€9,939	Giuseppe Tassone	Individual	412	€24.12
05 Jun 26	Buy€215,161	Douglas Wright	Individual	8,900	€24.57
13 Mar 26	Buy€217,917	Douglas Wright	Individual	8,800	€24.76
13 Mar 26	Buy€21,852,507	Mason Capital Management LLC	Company	840,602	€26.00
11 Mar 26	Buy€432,725	Douglas Wright	Individual	16,900	€26.00
11 Feb 26	Buy€103,138	Ryan McLeod	Individual	4,000	€25.78

Insider Trading Volume

Insider Buying: ATO0 insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of ATO0?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	260,131	0.268%
General Public	7,866,832	8.11%
Hedge Funds	23,572,282	24.3%
Institutions	65,316,656	67.3%

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

Top Shareholders

Top 25 shareholders own 74.67% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
16.9%	Mason Capital Management LLC	16,404,170	€287.6m	0%	50.62%
7.39%	EdgePoint Investment Group Inc.	7,168,112	€125.7m	4.05%	0.57%
6.75%	RBC Global Asset Management Inc.	6,552,202	€114.9m	2.22%	0.06%
5.05%	Turtle Creek Asset Management Inc.	4,896,669	€85.8m	-13.2%	3.27%
4.94%	Beutel Goodman & Company Ltd.	4,796,922	€84.1m	-12.1%	0.55%
3.22%	Vanguard Capital Management, LLC	3,122,702	€54.7m	0.9%	no data
2.99%	FMR LLC	2,905,456	€50.9m	27.6%	no data
2.56%	Hamblin Watsa Investment Counsel Ltd.	2,486,400	€43.6m	0%	1.62%
2.37%	Janus Henderson Group Ltd.	2,297,214	€40.3m	167%	0.01%
2.15%	Vinva Investment Management Limited	2,088,947	€36.6m	0%	0.06%
2.04%	Burgundy Asset Management Ltd.	1,977,309	€34.7m	-3.25%	0.32%
1.83%	The Toronto-Dominion Bank	1,776,858	€31.1m	2.85%	0.03%
1.7%	Hill City Capital LP	1,649,857	€28.9m	0%	1.0%
1.55%	ACK Asset Management LLC	1,500,000	€26.3m	-18.8%	3.72%
1.49%	The Bank of Nova Scotia	1,443,772	€25.3m	0%	0.04%
1.37%	Fidelity International Ltd	1,326,851	€23.3m	-25.4%	0.01%
1.21%	Alberta Investment Management Corporation	1,177,491	€20.6m	25.2%	0.14%
1.21%	Scheer, Rowlett & Associates Investment Management Ltd.	1,175,268	€20.6m	-0.56%	1.57%
1.18%	Exchange Traded Concepts, LLC	1,147,189	€20.1m	44%	0.07%
1.17%	RBC Dominion Securities Inc.	1,138,660	€20.0m	0.99%	0.02%
1.13%	Marathon Asset Management Limited	1,093,911	€19.2m	-0.35%	0.13%
1.12%	Connor, Clark & Lunn Investment Management Ltd.	1,089,460	€19.1m	-51.9%	0.04%
1.12%	BMO Asset Management Corp.	1,085,664	€19.0m	1.3%	0.01%
1.11%	Norges Bank Investment Management	1,079,090	€18.9m	0%	no data
1.09%	ClearBridge Investments, LLC	1,060,487	€18.6m	-2.82%	0.02%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/08/17 20:45
End of Day Share Price	2026/08/17 00:00
Earnings	2026/06/28
Annual Earnings	2026/03/31

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

ATS Corporation is covered by 16 analysts. 8 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
David Ocampo	ATB Cormark Historical (Cormark Securities)
David Tyerman	Canaccord Genuity
Neil Linsdell	Cantor Fitzgerald Canada Corporation