WithSecure Oyj Ownership

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

Recent Insider Transactions

HLSE:WITH Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
20 Oct 25	Sell€159,990	Antti Koskela	Individual	94,112	€1.70
20 Oct 25	Sell€107,066	Tom Jansson	Individual	62,980	€1.70
20 Oct 25	Sell€67,597	Ciaran Martin	Individual	39,763	€1.70
20 Oct 25	Sell€131,891	Tiina Sarhimaa	Individual	77,583	€1.70
20 Oct 25	Sell€106,272	Charlotte Guillou	Individual	62,513	€1.70
20 Oct 25	Sell€102,171,859	Risto Siilasmaa	Individual	60,101,079	€1.70
20 Oct 25	Sell€155,213	Christine Bejerasco	Individual	91,302	€1.70
20 Oct 25	Sell€50,884	Amanda Bedborough	Individual	29,932	€1.70
20 Oct 25	Sell€56,219	Niilo Fredrikson	Individual	33,070	€1.70
20 Oct 25	Sell€135,060	Tuomas Syrjänen	Individual	79,447	€1.70
20 Oct 25	Sell€65,952	Pilvi Tunturi	Individual	38,795	€1.70
18 Jul 25	Buy€1,649	Tom Jansson	Individual	1,713	€0.96
18 Jul 25	Buy€756	Christine Bejerasco	Individual	785	€0.96
18 Jul 25	Buy€3,500	Antti Koskela	Individual	3,636	€0.96
18 Jul 25	Buy€899	Pilvi Tunturi	Individual	934	€0.96

Insider Trading Volume

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

Ownership Breakdown

What is the ownership structure of WITH?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	916,883	0.525%
VC/PE Firms	9,569,424	5.48%
Institutions	68,137,442	39%
General Public	96,083,321	55%

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

Top Shareholders

Top 25 shareholders own 44.88% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
7.95%	Nordea Investment Management, AB	13,890,845	€23.8m	0%	0.01%
5.48%	CVC Capital Partners plc	9,569,424	€16.4m	0%	2.93%
4.32%	Skandinaviska Enskilda Banken AB (publ)	7,544,620	€12.9m	0%	0.13%
3.45%	Keskinäinen Eläkevakuutusyhtiö Ilmarinen	6,020,000	€10.3m	0%	0.07%
2.9%	Sampo Oyj	5,069,434	€8.7m	0%	0.57%
2.46%	Proprius Partners Oy	4,300,000	€7.4m	0%	no data
2.28%	Sp-Rahastoyhtiö Oy	3,985,627	€6.8m	0%	0.28%
2.27%	Keskinäinen työeläkevakuutusyhtiö Varma	3,970,660	€6.8m	0%	0.04%
2.23%	Valtion Elakerahasto - State Pension Fund	3,900,000	€6.7m	0%	0.47%
1.81%	Aktia Kapitalforvaltning Ab	3,159,671	€5.4m	0%	0.35%
1.77%	Schroder Investment Management Limited	3,100,000	€5.3m	0%	no data
1.6%	Norges Bank Investment Management	2,795,502	€4.8m	0%	no data
1.46%	Keskinäinen vakuutusyhtiö Eläke-Fennia	2,557,275	€4.4m	0%	0.06%
1.32%	OP Varainhoito Oy	2,299,040	€3.9m	0%	0.03%
0.89%	Danske Capital Denmark	1,546,473	€2.6m	0%	0.02%
0.7%	FIM Asset Management Ltd.	1,228,495	€2.1m	0%	0.11%
0.54%	Dimensional Fund Advisors LP	936,815	€1.6m	0%	no data
0.38%	Juhani Hintikka	666,087	€1.1m	0%	no data
0.3%	Handelsbanken Asset Management	523,114	€894.5k	0%	no data
0.29%	KBC Asset Management NV	501,376	€857.4k	0%	no data
0.17%	Fondita Rahastoyhtio AB	300,000	€513.0k	0%	0.12%
0.11%	Universal Investment GmbH	200,000	€342.0k	0%	no data
0.072%	Pertti Ervi	126,209	€215.8k	19%	no data
0.072%	Seligson & Co Rahastoyhtio Oy	125,560	€214.7k	0%	0.01%
0.051%	American Century Investment Management Inc	89,578	€153.2k	1,590%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/11/25 06:23
End of Day Share Price	2025/11/25 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

WithSecure Oyj is covered by 9 analysts. 2 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
Erik Moberg	Berenberg
Simon Jonsson	Berenberg
Matti Riikonen	Carnegie Investment Bank AB