Synthomer Ownership

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

Recent Insider Transactions

LSE:SYNT Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
11 Nov 25	BuyUK£30,983	Michael Willome	Individual	63,000	UK£0.49
07 Aug 25	BuyUK£15,925	Uwe Halder	Individual	25,000	UK£0.64
05 Aug 25	BuyUK£12,780	Lily Liu	Individual	20,000	UK£0.64
27 Mar 25	BuyUK£56,673	Michael Willome	Individual	47,000	UK£1.21
14 Mar 25	BuyUK£82,950	Michael Willome	Individual	70,000	UK£1.18
14 Mar 25	BuyUK£64,800	Lily Liu	Individual	54,990	UK£1.18

Insider Trading Volume

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

Ownership Breakdown

What is the ownership structure of SYNT?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	789,159	0.472%
Private Companies	1,065,244	0.637%
Public Companies	44,045,918	26.3%
Institutions	121,457,433	72.6%

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

Top Shareholders

Top 25 shareholders own 91.61% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
26.9%	Kuala Lumpur Kepong Berhad	43,986,318	UK£26.7m	0%	no data
7.72%	UBS Asset Management AG	12,614,956	UK£7.6m	60.1%	no data
5.47%	Artemis Investment Management LLP	8,943,309	UK£5.4m	1.25%	0.02%
5.24%	Schroder Investment Management Limited	8,562,397	UK£5.2m	25.8%	no data
5.01%	Lombard Odier Asset Management (Europe) Ltd.	8,195,727	UK£5.0m	48.5%	0.11%
4.82%	Greater Manchester Pension Fund	7,881,745	UK£4.8m	-18.9%	9.68%
4.45%	Aberdeen Group Plc	7,268,074	UK£4.4m	39%	no data
3.79%	Janus Henderson Group plc	6,203,288	UK£3.8m	10.7%	no data
3.15%	Hargreaves Lansdown Asset Management Ltd.	5,151,453	UK£3.1m	35.8%	0.01%
3.08%	Hosking Partners LLP	5,037,130	UK£3.1m	57.5%	0.12%
2.75%	The Goldman Sachs Group, Inc.	4,493,053	UK£2.7m	184%	no data
2.59%	Barclays Bank PLC	4,228,869	UK£2.6m	33.2%	no data
2.12%	Raymond James Wealth Management Limited	3,466,505	UK£2.1m	12.4%	0.02%
2.02%	River Global Investors LLP	3,308,832	UK£2.0m	9.35%	0.16%
1.5%	RobecoSAM AG	2,459,000	UK£1.5m	0.08%	0.02%
1.37%	FMR LLC	2,245,991	UK£1.4m	3.69%	no data
1.36%	Bank of Singapore Limited	2,223,085	UK£1.3m	4.22%	0.14%
1.3%	Cape Wrath Capital	2,125,108	UK£1.3m	0%	4.28%
1.24%	BlackRock, Inc.	2,031,289	UK£1.2m	-6.9%	no data
1.17%	HBOS Investment Fund Managers Limited	1,911,559	UK£1.2m	19.7%	0.01%
1.06%	Dimensional Fund Advisors LP	1,736,545	UK£1.1m	-15.3%	no data
1.02%	First Equity Limited	1,665,000	UK£1.0m	62.4%	1.25%
1.01%	Liontrust Asset Management PLC	1,645,325	UK£997.1k	-58%	0.01%
0.78%	Legal & General Investment Management Limited	1,282,895	UK£777.4k	-48.1%	no data
0.67%	JPMorgan Chase & Co.	1,096,005	UK£664.2k	110%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/12/21 08:03
End of Day Share Price	2025/12/19 00:00
Earnings	2025/06/30
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

Synthomer plc is covered by 21 analysts. 6 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
James Stewart	Barclays
Katie Richards	Barclays