Spirent Communications plc

LSE:SPT Stock Report

Market Cap: UK£1.2b

This company listing is no longer active

This company may still be operating, however this listing is no longer active. Find out why through their latest events.

Spirent Communications Past Earnings Performance

Past criteria checks 0/6

Spirent Communications's earnings have been declining at an average annual rate of -32.3%, while the Communications industry saw earnings growing at 6.9% annually. Revenues have been declining at an average rate of 3.8% per year. Spirent Communications's return on equity is 1.8%, and it has net margins of 1.5%.

Key information

-32.26%

Earnings growth rate

-31.70%

EPS growth rate

Communications Industry Growth11.69%
Revenue growth rate-3.82%
Return on equity1.81%
Net Margin1.53%
Last Earnings Update30 Jun 2025

Recent past performance updates

Analysis Article Mar 14

There May Be Reason For Hope In Spirent Communications' (LON:SPT) Disappointing Earnings

The market for Spirent Communications plc's ( LON:SPT ) shares didn't move much after it posted weak earnings recently...

Recent updates

Analysis Article Mar 14

There May Be Reason For Hope In Spirent Communications' (LON:SPT) Disappointing Earnings

The market for Spirent Communications plc's ( LON:SPT ) shares didn't move much after it posted weak earnings recently...
Analysis Article Mar 06

Why Investors Shouldn't Be Surprised By Spirent Communications plc's (LON:SPT) 51% Share Price Surge

Spirent Communications plc ( LON:SPT ) shares have continued their recent momentum with a 51% gain in the last month...
Analysis Article Jan 17

Spirent Communications plc's (LON:SPT) Shareholders Might Be Looking For Exit

There wouldn't be many who think Spirent Communications plc's ( LON:SPT ) price-to-earnings (or "P/E") ratio of 13.1x...
Analysis Article Dec 15

Investors Shouldn't Overlook Spirent Communications' (LON:SPT) Impressive Returns On Capital

What trends should we look for it we want to identify stocks that can multiply in value over the long term? Ideally, a...
Analysis Article Oct 17

News Flash: 5 Analysts Think Spirent Communications plc (LON:SPT) Earnings Are Under Threat

One thing we could say about the analysts on Spirent Communications plc ( LON:SPT ) - they aren't optimistic, having...
Analysis Article Sep 07

Are Investors Undervaluing Spirent Communications plc (LON:SPT) By 34%?

Key Insights The projected fair value for Spirent Communications is UK£2.24 based on 2 Stage Free Cash Flow to Equity...
Analysis Article Apr 26

Why The 23% Return On Capital At Spirent Communications (LON:SPT) Should Have Your Attention

What are the early trends we should look for to identify a stock that could multiply in value over the long term? One...
Analysis Article Mar 10

Spirent Communications' (LON:SPT) Shareholders Will Receive A Bigger Dividend Than Last Year

Spirent Communications plc's ( LON:SPT ) dividend will be increasing from last year's payment of the same period to...
Analysis Article Mar 08

Estimating The Fair Value Of Spirent Communications plc (LON:SPT)

Key Insights Spirent Communications' estimated fair value is UK£2.24 based on 2 Stage Free Cash Flow to Equity Spirent...
Analysis Article Jan 16

Here's Why Spirent Communications (LON:SPT) Has Caught The Eye Of Investors

The excitement of investing in a company that can reverse its fortunes is a big draw for some speculators, so even...
Analysis Article Dec 03

Calculating The Intrinsic Value Of Spirent Communications plc (LON:SPT)

Today we will run through one way of estimating the intrinsic value of Spirent Communications plc ( LON:SPT ) by...
Analysis Article Oct 26

Investors Should Be Encouraged By Spirent Communications' (LON:SPT) Returns On Capital

Did you know there are some financial metrics that can provide clues of a potential multi-bagger? Ideally, a business...
Analysis Article Oct 07

Do Spirent Communications' (LON:SPT) Earnings Warrant Your Attention?

For beginners, it can seem like a good idea (and an exciting prospect) to buy a company that tells a good story to...
Analysis Article Aug 27

Is There An Opportunity With Spirent Communications plc's (LON:SPT) 24% Undervaluation?

Today we'll do a simple run through of a valuation method used to estimate the attractiveness of Spirent Communications...
Analysis Article Aug 07

Spirent Communications' (LON:SPT) Shareholders Will Receive A Bigger Dividend Than Last Year

Spirent Communications plc ( LON:SPT ) has announced that it will be increasing its dividend from last year's...
Analysis Article May 24

Calculating The Fair Value Of Spirent Communications plc (LON:SPT)

Does the May share price for Spirent Communications plc ( LON:SPT ) reflect what it's really worth? Today, we will...
Analysis Article May 02

Spirent Communications (LON:SPT) Is Investing Its Capital With Increasing Efficiency

To find a multi-bagger stock, what are the underlying trends we should look for in a business? Firstly, we'll want to...

Revenue & Expenses Breakdown

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


Earnings and Revenue History

LSE:SPT Revenue, expenses and earnings (USD Millions)
DateRevenueEarningsG+A ExpensesR&D Expenses
30 Jun 254717211102
31 Mar 2546610206100
31 Dec 244601320199
30 Sep 244541320098
30 Jun 244481319897
31 Mar 2446119203100
31 Dec 2347425208102
30 Sep 2351348208105
30 Jun 2355171208107
31 Mar 2357985209109
31 Dec 22608100209111
30 Sep 2260497211115
30 Jun 2260194213118
31 Mar 2258992208116
31 Dec 2157689202113
30 Sep 2156086196109
30 Jun 2154482189105
31 Mar 2153383185104
31 Dec 2052284181103
30 Sep 2052189179101
30 Jun 205209417799
31 Mar 205128618098
31 Dec 195047818397
30 Sep 194946818197
30 Jun 194855817997
31 Mar 194815717697
31 Dec 184775617397
30 Sep 184644417197
30 Jun 184503216898
31 Mar 1845331167100
31 Dec 1745529166103
30 Sep 17456-1165106
30 Jun 17458-32164108
31 Mar 17458-37166110
31 Dec 16458-42168112
30 Sep 16465-13166114
30 Jun 1647216164116
31 Mar 1647514168117
31 Dec 1547713173118
30 Sep 1547414174120
30 Jun 154559181120
31 Mar 1545514175118
31 Dec 1445721168115

Quality Earnings: SPT has a large one-off loss of $23.1M impacting its last 12 months of financial results to 30th June, 2025.

Growing Profit Margin: SPT's current net profit margins (1.5%) are lower than last year (3%).


Free Cash Flow vs Earnings Analysis


Past Earnings Growth Analysis

Earnings Trend: SPT's earnings have declined by 32.3% per year over the past 5 years.

Accelerating Growth: SPT's has had negative earnings growth over the past year, so it can't be compared to its 5-year average.

Earnings vs Industry: SPT had negative earnings growth (-45.9%) over the past year, making it difficult to compare to the Communications industry average (11.5%).


Return on Equity

High ROE: SPT's Return on Equity (1.8%) 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 Analysis2025/10/17 11:56
End of Day Share Price 2025/10/15 00:00
Earnings2025/06/30
Annual Earnings2024/12/31

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.

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

Spirent Communications plc is covered by 17 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.

AnalystInstitution
Alban CousinArete Research Services LLP
Gerardus VosBarclays
Stuart JeffreyBarclays