Dialight Ownership

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

Recent Insider Transactions

LSE:DIA Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
02 Jul 25	BuyUK£29,699	Stephen Blair	Individual	15,631	UK£1.90
24 Jun 25	BuyUK£19,999	Mark Rupert Fryer	Individual	13,751	UK£1.45
18 Mar 25	BuyUK£1,280	Neil Johnson	Individual	1,000	UK£1.28

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 DIA?
Owner Type	Number of Shares	Ownership Percentage
Public Companies	11,811	0.0297%
Private Companies	198,411	0.499%
Employee Share Scheme	250,034	0.628%
Individual Insiders	345,085	0.867%
General Public	7,053,677	17.7%
Institutions	31,929,131	80.2%

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

Top Shareholders

Top 25 shareholders own 80.94% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
24.9%	Aberforth Partners LLP	9,917,207	UK£25.7m	0%	4.72%
17.8%	Odyssean Capital LLP	7,100,000	UK£18.4m	0%	8.61%
14.5%	Schroder Investment Management Limited	5,778,251	UK£15.0m	-5%	0.01%
10.4%	Notz, Stucki Europe S.A.	4,129,822	UK£10.7m	0%	4.74%
4.05%	Blackmoor Investment Partners Limited	1,610,263	UK£4.2m	0%	27.15%
1.54%	River Global Investors LLP	612,810	UK£1.6m	443%	0.13%
1.47%	Aberdeen Group Plc	583,702	UK£1.5m	31.2%	no data
1.11%	Hargreaves Lansdown Asset Management Ltd.	442,945	UK£1.1m	-8.51%	no data
0.96%	Union Bancaire Privee Asset Management LLC	382,394	UK£990.4k	0%	0.02%
0.63%	Dialight plc, ESOP	250,034	UK£647.6k	-6.31%	100.0%
0.43%	Equiniti Group Limited	169,311	UK£438.5k	-2.47%	0.01%
0.34%	Canaccord Genuity Wealth (International) Ltd.	137,032	UK£354.9k	16.3%	0.01%
0.32%	HBOS Investment Fund Managers Limited	125,473	UK£325.0k	-2.25%	no data
0.31%	Harwood Capital LLP	125,000	UK£323.7k	0%	0.03%
0.26%	Stephen Blair	104,114	UK£269.7k	17.7%	no data
0.25%	NatWest Markets Plc	97,696	UK£253.0k	0%	0.02%
0.24%	Neil Johnson	97,393	UK£252.2k	0%	no data
0.21%	Raymond James Wealth Management Limited	85,051	UK£220.3k	-5.26%	no data
0.2%	UBS Asset Management AG	80,118	UK£207.5k	0.68%	no data
0.18%	Lombard Odier Darier Hentsch & Cie Asset Management	73,500	UK£190.4k	0%	no data
0.17%	Public Employees' Retirement Association of Colorado	69,443	UK£179.9k	0%	no data
0.17%	Barclays Bank PLC	68,438	UK£177.3k	-13.9%	no data
0.15%	Fiske plc	60,500	UK£156.7k	3.42%	0.06%
0.13%	Rathbones Investment Management Limited	51,998	UK£134.7k	0%	no data
0.13%	Rizwan Ahmad	51,609	UK£133.7k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/10/24 12:14
End of Day Share Price	2025/10/24 00:00
Earnings	2025/03/31
Annual Earnings	2025/03/31

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

Dialight plc is covered by 8 analysts. 1 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 Chantry	Berenberg
Jonathan Dorsheimer	Canaccord Genuity
Zsolt Mester	Edison Investment Research