Dialight plc

LSE:DIA Stock Report

Market Cap: UK£148.0m

Dialight Past Earnings Performance

Past criteria checks 2/6

Dialight's earnings have been declining at an average annual rate of -17.8%, while the Electrical industry saw earnings declining at 2.2% annually. Revenues have been growing at an average rate of 1.9% per year. Dialight's return on equity is 14.8%, and it has net margins of 4%.

Key information

-17.81%

Earnings growth rate

-14.19%

EPS growth rate

Electrical Industry Growth8.55%
Revenue growth rate1.86%
Return on equity14.78%
Net Margin4.01%
Next Earnings Update26 Jun 2026

Recent past performance updates

Recent updates

Analysis Article Nov 13

Dialight plc's (LON:DIA) Low P/S No Reason For Excitement

Dialight plc's ( LON:DIA ) price-to-sales (or "P/S") ratio of 0.8x might make it look like a buy right now compared to...
Analysis Article Jul 04

Dialight plc (LON:DIA) Surges 86% Yet Its Low P/S Is No Reason For Excitement

The Dialight plc ( LON:DIA ) share price has done very well over the last month, posting an excellent gain of 86...
Analysis Article Jun 10

The Returns At Dialight (LON:DIA) Aren't Growing

What trends should we look for it we want to identify stocks that can multiply in value over the long term? Firstly...
Analysis Article Feb 08

Improved Revenues Required Before Dialight plc (LON:DIA) Stock's 27% Jump Looks Justified

Dialight plc ( LON:DIA ) shares have had a really impressive month, gaining 27% after a shaky period beforehand. Not...
Analysis Article Jan 29

Slowing Rates Of Return At Dialight (LON:DIA) Leave Little Room For Excitement

What trends should we look for it we want to identify stocks that can multiply in value over the long term? Firstly...
Analysis Article Nov 27

Health Check: How Prudently Does Dialight (LON:DIA) Use Debt?

Howard Marks put it nicely when he said that, rather than worrying about share price volatility, 'The possibility of...
Analysis Article Oct 31

Investors Don't See Light At End Of Dialight plc's (LON:DIA) Tunnel And Push Stock Down 32%

Dialight plc ( LON:DIA ) shares have had a horrible month, losing 32% after a relatively good period beforehand. The...
Analysis Article Sep 12

Dialight plc (LON:DIA) Shares Fly 41% But Investors Aren't Buying For Growth

The Dialight plc ( LON:DIA ) share price has done very well over the last month, posting an excellent gain of 41...
Analysis Article Jul 26

Dialight plc's (LON:DIA) Revenues Are Not Doing Enough For Some Investors

With a price-to-sales (or "P/S") ratio of 0.5x Dialight plc ( LON:DIA ) may be sending bullish signals at the moment...
Analysis Article Feb 01

Dialight plc's (LON:DIA) Price Is Right But Growth Is Lacking

Dialight plc's ( LON:DIA ) price-to-sales (or "P/S") ratio of 0.4x might make it look like a strong buy right now...
Analysis Article Sep 19

Is Dialight (LON:DIA) A Risky Investment?

The external fund manager backed by Berkshire Hathaway's Charlie Munger, Li Lu, makes no bones about it when he says...
Analysis Article Apr 06

Dialight (LON:DIA) Will Be Hoping To Turn Its Returns On Capital Around

What trends should we look for it we want to identify stocks that can multiply in value over the long term? Firstly...
Analysis Article Oct 20

Dialight (LON:DIA) May Have Issues Allocating Its Capital

If you're not sure where to start when looking for the next multi-bagger, there are a few key trends you should keep an...
Analysis Article Aug 30

Is Dialight (LON:DIA) Using Too Much Debt?

The external fund manager backed by Berkshire Hathaway's Charlie Munger, Li Lu, makes no bones about it when he says...
Analysis Article May 31

Dialight (LON:DIA) Could Be At Risk Of Shrinking As A Company

When we're researching a company, it's sometimes hard to find the warning signs, but there are some financial metrics...
Analysis Article Apr 06

An Intrinsic Calculation For Dialight plc (LON:DIA) Suggests It's 45% Undervalued

Does the April share price for Dialight plc ( LON:DIA ) reflect what it's really worth? Today, we will estimate the...
Analysis Article Jun 06

Would Dialight (LON:DIA) Be Better Off With Less Debt?

Legendary fund manager Li Lu (who Charlie Munger backed) once said, 'The biggest investment risk is not the volatility...
Analysis Article May 07

Estimating The Intrinsic Value Of Dialight plc (LON:DIA)

How far off is Dialight plc ( LON:DIA ) from its intrinsic value? Using the most recent financial data, we'll take a...
Analysis Article Apr 02

Dialight plc (LON:DIA) Just Reported And Analysts Have Been Lifting Their Price Targets

It's been a good week for Dialight plc ( LON:DIA ) shareholders, because the company has just released its latest...
Analysis Article Mar 11

Dialight's (LON:DIA) Stock Price Has Reduced 55% In The Past Five Years

Statistically speaking, long term investing is a profitable endeavour. But no-one is immune from buying too high. To...
Analysis Article Jan 18

Dialight plc's (LON:DIA) Intrinsic Value Is Potentially 30% Above Its Share Price

Does the January share price for Dialight plc ( LON:DIA ) reflect what it's really worth? Today, we will estimate the...

Revenue & Expenses Breakdown

How Dialight makes and spends money. Based on latest reported earnings, on an LTM basis.


Earnings and Revenue History

LSE:DIA Revenue, expenses and earnings (USD Millions)
DateRevenueEarningsG+A ExpensesR&D Expenses
30 Sep 251807570
30 Jun 25182-3590
31 Mar 25184-14610
30 Sep 24180-39580
30 Jun 24180-32590
31 Mar 24181-26600
31 Dec 23190-14600
30 Sep 23190-9590
30 Jun 23206-5630
31 Mar 23205-2620
31 Dec 222101610
30 Sep 221901590
30 Jun 221852620
31 Mar 221861630
31 Dec 211780610
30 Sep 21172-3580
30 Jun 21172-7560
31 Mar 21167-9570
31 Dec 20163-11570
30 Sep 20161-15560
30 Jun 20161-20570
31 Mar 20175-20600
31 Dec 19200-21680
30 Sep 19196-10650
30 Jun 192130690
31 Mar 192203690
31 Dec 182167670
30 Sep 182194680
30 Jun 182191690
31 Mar 182432770
31 Dec 172442770
30 Sep 172524800
30 Jun 172545800
31 Mar 172361740
31 Dec 16225-3700
30 Sep 16222-6690
30 Jun 16214-9660
31 Mar 16232-6720
31 Dec 15238-3740
30 Sep 152503780
30 Jun 1526710840

Quality Earnings: DIA has a large one-off gain of $3.5M impacting its last 12 months of financial results to 30th September, 2025.

Growing Profit Margin: DIA became profitable in the past.


Free Cash Flow vs Earnings Analysis


Past Earnings Growth Analysis

Earnings Trend: DIA has become profitable over the past 5 years, growing earnings by -17.8% per year.

Accelerating Growth: DIA has become profitable in the last year, making the earnings growth rate difficult to compare to its 5-year average.

Earnings vs Industry: DIA has become profitable in the last year, making it difficult to compare its past year earnings growth to the Electrical industry (19.6%).


Return on Equity

High ROE: DIA's Return on Equity (14.8%) is considered low.


Return on Assets


Return on Capital Employed


Discover strong past performing companies

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/06/23 09:01
End of Day Share Price 2026/06/23 00:00
Earnings2025/09/30
Annual Earnings2025/03/31

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.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* 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 7 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.

AnalystInstitution
Robert ChantryBerenberg
Jonathan DorsheimerCanaccord Genuity
Joel SpunginInvestec Bank plc (UK)