Straumann Holding Ownership

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

Recent Insider Transactions

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 STMN?
Owner Type	Number of Shares	Ownership Percentage
Institutions	42,575,767	26.7%
Individual Insiders	51,532,688	32.3%
General Public	65,342,350	41%

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

Top Shareholders

Top 25 shareholders own 52.26% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
15.6%	Thomas Straumann	24,857,465	CHF 2.4b	0%	no data
10.2%	H. C. Maag	16,263,986	CHF 1.5b	0%	no data
5.1%	UBS Asset Management AG	8,131,993	CHF 770.3m	0%	0.06%
4.25%	BlackRock, Inc.	6,775,082	CHF 641.7m	-9.6%	0.01%
3.4%	Simone de Moura Cunha	5,421,329	CHF 513.5m	0%	no data
3%	Gabriella Straumann	4,783,525	CHF 453.1m	0%	no data
2.05%	Vanguard Capital Management, LLC	3,263,585	CHF 309.1m	0.22%	0.01%
1.29%	Norges Bank Investment Management	2,052,286	CHF 194.4m	0%	0.01%
0.82%	Comgest S.A.	1,304,750	CHF 123.6m	-13%	1.08%
0.73%	Eleva Capital LLP	1,163,643	CHF 110.2m	0%	1.56%
0.61%	Morgan Stanley Investment Management Inc.	976,263	CHF 92.5m	-3.14%	0.1%
0.6%	Vanguard Fiduciary Trust Company	955,137	CHF 90.5m	0.55%	0.01%
0.6%	Geode Capital Management, LLC	954,144	CHF 90.4m	1.77%	0.01%
0.48%	Jupiter Fund Management Plc	770,977	CHF 73.0m	0%	0.21%
0.43%	Amundi Asset Management SAS	684,119	CHF 64.8m	0.2%	0.01%
0.43%	Eleva Capital S.A.S.	683,161	CHF 64.7m	0%	0.81%
0.41%	Invesco Ltd.	646,141	CHF 61.2m	0%	0.02%
0.39%	Eaton Vance Management	621,884	CHF 58.9m	-0.23%	0.01%
0.29%	Seilern Investment Management Ltd.	469,763	CHF 44.5m	0%	4.05%
0.29%	Financiere de l'Echiquier	466,089	CHF 44.1m	0%	0.35%
0.29%	Vanguard Asset Management, Limited	462,332	CHF 43.8m	22.9%	0.02%
0.28%	State Street Global Advisors, Inc.	440,955	CHF 41.8m	-0.46%	no data
0.26%	GAM Holding AG	421,488	CHF 39.9m	0%	0.86%
0.25%	Universal-Investment-Luxembourg SA	400,000	CHF 37.9m	0%	1.04%
0.23%	Dimensional Fund Advisors LP	363,949	CHF 34.5m	6.09%	0.01%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/05/31 00:28
End of Day Share Price	2026/05/29 00:00
Earnings	2025/12/31
Annual Earnings	2025/12/31

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

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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

Straumann Holding AG is covered by 35 analysts. 17 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
Robert Bate	Barclays
Hassan Al-Wakeel	Barclays
Victoria Lambert	Berenberg