olivlawolivlaw

olivLaw · European equity research

Diploma PLC DPLM.L

United Kingdom · London Stock Exchange · ISIN GB0001826634 · Vertical: Listed companies from United Kingdom

70.00GBP−0.64% · 1 dayClose 05 Nov 2026

Diploma PLC is a UK group supplying sealing components, fluid power solutions and industrial products through decentralised businesses serving many industries. In fiscal 2025 the Seals sector reported revenue of £456.0m, down on the prior year but with organic growth of 2%, showing resilience in a difficult market.

At the close of 05 Nov 2026, Diploma PLC (DPLM.L) stock was 70.00 GBP (−0.64% on the day), with market capitalisation 9.4 bn GBP, P/E 51.0 on diluted EPS of 1.37 GBP over the last 12 months, beta 0.85, 52-week range 50.15–79.30 GBP.

Data as of · AI analysis dated · Source: ESEF annual reports and closing prices, computed by olivLaw.

Market cap
9.4 bn GBP
shares as of 30 Sept 2025
P/E (TTM)
51.0
Diluted EPS TTM 1.37 · TTM to 30 Sept 2025
E/P (TTM)
1.96%
TTM to 30 Sept 2025
Dividend yield
unavailable
Beta (2y)
0.85
Volatility (1y) 30%
52-week range
50.1579.30

Price history

Loading chart…

Technical reading

RSI (14)
36.2
weak (30–45)
Bollinger (20, 2)
67.74 – 81.02
in the lower half of the band · %B 0.17 · band width 17.9%
SMA 50 / 200
74.32 / 67.60
mixed trend
MACD (12, 26, 9)
-1.32 / -0.84
MACD below signal

Indicators describe past prices; on their own they do not predict direction. On our history the RSI ≤ 40 filter added no return (see the signals methodology).

Performance

CompanyEURO STOXX 50vs EURO STOXX 50Vertical median
1 month−10.9%−0.6%−10.3 pp—
3 months−8.9%−4.2%−4.7 pp—
6 months−1.9%+4.3%−6.2 pp—
Year to date+32.2%+7.5%+24.7 pp—
1 year+25.9%+9.9%+16.0 pp+5.8%
3 years+140.5%+49.8%+90.7 pp+26.3%
5 years+118.8%+42.8%+75.9 pp—
Max drawdown (1y)
−13.1%
14 Oct 2026 → 23 Oct 2026
Max drawdown (5y)
−37.6%
22 Nov 2021 → 16 Jun 2022
Compound annual growth (5y)
+16.9%
EURO STOXX 50 +7.4%

Price returns, dividends excluded.

Quarterly results

ESEF annual reports carry no quarters: the results are annual (below).

E/P over time

E/P = trailing-12-month diluted EPS / price at quarter end. E/P is the inverse of P/E and stays defined when earnings are negative.

Today's P/E sits at the 100 percentile of its own 3-quarter history (min 33.2, median 38.6, max 46.1; quarters with earnings only).

Fiscal years

Fiscal year202320242025
Revenue1.2 bn1.4 bn1.5 bn
Revenue YoYunavailable+13.6%+11.8%
Net income117.7 m129.3 m184.9 m
Net income YoYunavailable+9.9%+43.0%
Diluted EPS0.900.961.37
Diluted EPS YoYunavailable+6.3%+42.9%
net %9.8%9.5%12.1%
Free cash flow167.6 m179.2 m254.2 m

Balance sheet & financial health

Fiscal year 2025 · 30 Sept 2025

Cash
81.7 m GBP
Financial debt
381.1 m GBP
Net debt
299.4 m GBP
Equity
994.2 m GBP
Total assets
unavailable GBP
Debt / equity
0.38x
Current ratio
2.04x
ROE
19.6%
ROA
unavailable
FCF margin
16.7%

Financial statements (source on every figure)

Revenue and net income (GBP)

Margins

Income statement · GBP

Revenue
2023
1.2 bn
2024
1.4 bn
2025
1.5 bn

esef· 09 Dec 2025verified

Operating income
2023
183.3 m
2024
207.4 m
2025
283.7 m

esef· 09 Dec 2025verified

Pre-tax income
2023
155.6 m
2024
176.6 m
2025
248.3 m

esef· 09 Dec 2025verified

Income tax
2023
37.3 m
2024
46.6 m
2025
62.8 m

esef· 09 Dec 2025verified

Net income
2023
117.7 m
2024
129.3 m
2025
184.9 m

esef· 09 Dec 2025verified

Diluted EPS
2023
0.90
2024
0.96
2025
1.37

esef· 09 Dec 2025verified

Balance sheet · GBP

Cash
2023
62.4 m
2024
55.5 m
2025
81.7 m

esef· 09 Dec 2025verified

Receivables
2023
193.1 m
2024
206.9 m
2025
229.0 m

esef· 09 Dec 2025verified

Inventories
2023
232.7 m
2024
280.1 m
2025
297.4 m

esef· 09 Dec 2025verified

Current assets
2023
488.2 m
2024
588.9 m
2025
608.1 m

esef· 09 Dec 2025verified

Property, plant & equipment, net
2023
59.2 m
2024
63.4 m
2025
66.7 m

esef· 09 Dec 2025verified

Goodwill
2023
439.1 m
2024
541.1 m
2025
563.5 m

esef· 09 Dec 2025verified

Intangibles (excl. goodwill)
2023
520.1 m
2024
507.8 m
2025
479.1 m

esef· 09 Dec 2025verified

Short-term debt
2023
300.0 k
2024
0
2025
900.0 k

esef· 09 Dec 2025verified

Long-term debt
2023
316.8 m
2024
479.8 m
2025
380.2 m

esef· 09 Dec 2025verified

Current liabilities
2023
236.5 m
2024
271.2 m
2025
298.3 m

esef· 09 Dec 2025verified

Equity
2023
902.0 m
2024
894.7 m
2025
994.2 m

esef· 09 Dec 2025verified

Shares outstanding at year end
2023
129.6 m
2024
134.0 m
2025
134.1 m

esef· 09 Dec 2025derived

Cash flow · GBP

Operating cash flow
2023
189.2 m
2024
198.1 m
2025
267.6 m

esef· 09 Dec 2025verified

Capex
2023
21.6 m
2024
18.9 m
2025
13.4 m

esef· 09 Dec 2025verified

Free cash flow
2023
167.6 m ≈
2024
179.2 m ≈
2025
254.2 m ≈

esef· 09 Dec 2025derived

Investing cash flow
2023
-270.9 m
2024
-294.8 m
2025
-31.3 m

esef· 09 Dec 2025verified

Financing cash flow
2023
107.5 m
2024
90.3 m
2025
-212.9 m

esef· 09 Dec 2025verified

Computed indicators

Growth

Revenue growth (YoY)
11.8%
computed by olivLawFY 2025
Revenue CAGR 3Y
unavailable
input data missing
Revenue CAGR 5Y
unavailable
input data missing
EBIT growth (YoY)
36.8%
computed by olivLawFY 2025
Net income growth (YoY)
43.0%
computed by olivLawFY 2025
Net income CAGR 3Y
unavailable
input data missing
Net income CAGR 5Y
unavailable
input data missing
EPS growth (YoY)
42.9%
computed by olivLawFY 2025
EPS CAGR 3Y
unavailable
input data missing
EPS CAGR 5Y
unavailable
input data missing
FCF growth (YoY)
41.9%
computed by olivLawFY 2025

Profitability

Gross margin
unavailable
input data missing
EBITDA margin
unavailable
input data missing
EBIT margin
18.6%
computed by olivLawFY 2025
Net margin
12.1%
computed by olivLawFY 2025
FCF margin
16.7%
computed by olivLawFY 2025

Returns

ROE
19.7%
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
ROA
unavailable
input data missing
ROIC
16.2%
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
ROCE
unavailable
input data missing
Payout ratio (EPS)
unavailable
input data missing
Payout ratio (FCF)
unavailable
input data missing

Balance sheet

Net debt
299.4 m GBP
computed by olivLawbalance sheet at 30 Sept 2025
Net debt / EBITDA
unavailable
input data missing
Debt / equity
0.4x
computed by olivLawbalance sheet at 30 Sept 2025
Interest coverage
unavailable
input data missing

Liquidity

Current ratio
2.0x
computed by olivLawbalance sheet at 30 Sept 2025
Quick ratio
1.0x
computed by olivLawbalance sheet at 30 Sept 2025
Cash ratio
0.3x
computed by olivLawbalance sheet at 30 Sept 2025

Cash

Operating cash flow
267.6 m GBP
computed by olivLawFY 2025
Capital expenditure
13.4 m GBP
computed by olivLawFY 2025
Free cash flow
254.2 m GBP
computed by olivLawFY 2025
FCF conversion
137.5%
computed by olivLawFY 2025
Cash conversion
unavailable
input data missing

Efficiency

Days sales outstanding
52 days
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
Days inventory outstanding
unavailable
input data missing
Days payables outstanding
unavailable
input data missing
Cash conversion cycle
unavailable
input data missing

Market and valuation

Market capitalisation
9.4 bn GBP
computed by olivLawbalance sheet at 30 Sept 2025
Enterprise value
9.7 bn GBP
computed by olivLawbalance sheet at 30 Sept 2025
Market cap / net income TTM
50.8x
computed by olivLawFY 2025
P/E (TTM)
51.0x
computed by olivLawFY 2025
Earnings yield
2.0%
computed by olivLawFY 2025
P/B
9.5x
computed by olivLawbalance sheet at 30 Sept 2025
P/S
6.2x
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
EV/EBITDA
unavailable
input data missing
EV/EBIT
34.1x
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
EV/Sales
6.4x
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
P/FCF
36.9x
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
FCF yield
2.7%
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
Dividend yield
unavailable
no dividend in the structured statements; a missing line is not a confirmed zero
Shareholder yield (distributions)
unavailable
input data missing

1 indicators that do not apply to the sector.

Valuation

olivLaw classification

Insufficient data
What is missing
  • score weight coverage: 45.8% of at least 60%

A scoring methodology on indicators and valuation, not investment advice.

Closing price

70.00 GBP

05 Nov 2026Source: olivLaw, closing series

Market cap: 9.4 bn GBP

Key indicators

Market capitalisation
9.4 bn GBP
computed by olivLawbalance sheet at 30 Sept 2025
P/E (TTM)
51.0x
computed by olivLawFY 2025
P/B
9.5x
computed by olivLawbalance sheet at 30 Sept 2025
EV/EBITDA
unavailable
input data missing
ROE
19.7%
computed by olivLawFY 2025 · balance sheet at 30 Sept 2025
Net margin
12.1%
computed by olivLawFY 2025
Revenue growth (YoY)
11.8%
computed by olivLawFY 2025
Dividend yield
unavailable
no dividend in the structured statements; a missing line is not a confirmed zero

Coverage and freshness

23/37 reporting lines present
Latest full fiscal year: 2025
Latest reported period: 30 Sept 2025
Latest balance sheet date: 30 Sept 2025
Share count (cover of the latest filing), as of: 30 Sept 2025
Source: esefpublished 09 Dec 2025
verified 74derived 3

The data is older than the freshness threshold.

Score by group

46% · Insufficient data

Estimated value range

unavailable — no valuation assumptions for the reporting currency

Valuation assumptions are editorial choices, not measured; beta is not measured.

Valuation methods

    Assumptions (illustrative, editorial)

    Risk-free rate
    6.5%
    Equity risk premium
    6.0%
    Beta (default)
    1.00
    Cost of equity
    12.5%
    Terminal growth
    3.0%

    Factor scorecard

    Insufficient data

    Minimum-evidence gate: score weight coverage: 45.8% of at least 60%

    FactorValueScoreWeight used
    ROIC · Quality16.2%63 (vs peers)23%
    Net margin · Quality12.1%51 (vs peers)14%
    FCF conversion · Quality137.5%100 (on a fixed band)14%
    Revenue CAGR 3Y · Growthunavailableunavailable—
    EPS CAGR 3Y · Growthunavailableunavailable—
    Net debt / EBITDA · Balance sheetunavailableunavailable—
    Interest coverage · Balance sheetunavailableunavailable—
    Current ratio · Balance sheet2.0x100 (on a fixed band)9%
    P/E (TTM) · Valuation51.0x0 (vs peers)23%
    EV/EBITDA · Valuationunavailableunavailable—
    FCF yield · Valuation2.7%34 (on a fixed band)18%
    Shareholder yield (distributions) · Returnsunavailableunavailable—
    Payout ratio (FCF) · Returnsunavailableunavailable—

    Factors without a value were dropped; the remaining weights were renormalised.

    Score groups

    • Balance sheet· partial100/100 · 1/3 factors with a value
    • Growth· partialunavailable · 0/2 factors with a value
    • Quality70/100 · 3/3 factors with a value
    • Returns· partialunavailable · 0/2 factors with a value
    • Valuation15/100 · 2/3 factors with a value

    A «partial» group is computed from under half of its weight or from one factor: it is not a full assessment of the group.

    Memo

    DIPLOMA PLC (DPLM.L). Latest full fiscal year: 2025; data up to 2025-09-30.

    Figures computed from the financial statements: revenue 1.5 bn GBP in 2025; YoY growth 11.8%; net margin 12.1%; ROE 19.7%.

    The estimated value range is 15.50–23.91 GBP per share (median of 1 methods, agreement: single method); assumptions are illustrative. Against the central value of 19.81 GBP, the price of 70.00 GBP leaves a potential of -71.7% (value / price − 1) and a margin of safety of -253.4% (1 − price / value). The range is the median of the methods' low, central and high values, not a probability interval.

    Insufficient data for a verdict (score weight coverage: 45.8% of at least 60%).

    Text generated deterministically from the figures shown; no language model. Not investment advice.

    What supports the thesis

    • FCF conversion: 137.5%
    • Current ratio: 2.0x

    What contradicts it

    • P/E (TTM): 51.0x
    • The price is above the estimated value range

    Not assessed (insufficient data or a ratio without meaning): Revenue CAGR 3Y, EPS CAGR 3Y, Net debt / EBITDA, Interest coverage, EV/EBITDA, Shareholder yield (distributions), Payout ratio (FCF).

    Versus the vertical median

    Listed companies from United Kingdom · same country · compared with 39 companies

    Multiples and returns vs the median

    P/E
    51.0x
    vertical median 15.3x
    above median (+232.4%)
    EV/EBITDA
    —
    vertical median —
    P/S
    6.2x
    vertical median 1.5x
    above median (+300.7%)
    P/B
    9.5x
    vertical median 2.2x
    above median (+339.0%)
    ROE
    19.7%
    vertical median 14.4%
    above median (+37.1%)
    Net margin
    12.1%
    vertical median 10.8%
    above median (+12.6%)
    EBIT margin
    18.6%
    vertical median 22.9%
    below median (−18.9%)
    Revenue YoY
    11.8%
    vertical median 7.9%
    above median (+49.9%)
    Net debt/EBITDA
    —
    vertical median —
    Dividend yield
    —
    vertical median 2.9%

    Price rebased to 100 (monthly, 5 years)

    Companies in the vertical

    Market capP/EROENet marginRevenue YoY1A / 3A
    BATS.LBritish American Tobacco P.L.C.104.3 bn13.516.5%30.3%−1.0%+7% / +88%
    ABF.LAssociated British Foods PLC14.7 bn14.39.2%5.3%−3.1%−5% / −15%
    DPLM.LDiploma PLC9.4 bn51.019.7%12.1%+11.8%+28% / +109%
    0EV1.LCarnival PLC5.5 bn4.146.7%13.4%+6.4%unavailable / unavailable
    BAB.LBabcock International Group PLC5.1 bn24.734.7%4.1%+7.2%−10% / +158%
    AUTO.LAutotrader Group PLC4.8 bn16.460.2%47.1%+3.9%−13% / −23%
    BBY.LBalfour Beatty PLC4.2 bn16.323.2%2.8%+15.2%+20% / +160%
    ABDN.LAberdeen Group PLC4.1 bn10.88.0%28.9%−2.1%+11% / +41%
    BKG.LThe Berkeley Group Holdings PLC3.6 bn11.38.8%13.4%−4.2%−0% / −22%
    BME.LB&M European Value Retail PLC2.9 bn17.421.2%2.8%+3.7%+68% / −51%
    AJB.LAj Bell PLC2.4 bn22.849.9%33.1%+18.0%+8% / +128%
    ASHM.LAshmore Group PLC1.4 bn13.913.1%71.6%−0.1%+28% / +18%
    BCG.LBaltic Classifieds Group PLC1.2 bn23.215.8%57.6%+6.9%−99% / −99%
    APN.LApplied Nutrition PLC763.6 m36.241.2%19.7%+24.2%+71% / unavailable
    BAG.LA.G. Barr P.L.C.671.9 m14.414.4%10.8%+4.0%−7% / +26%
    ASC.LAsos PLC494.5 m—-81.3%-12.0%−14.7%+71% / +8%
    ALFA.LAlfa Financial Software Holdings PLC486.8 m16.361.5%23.8%+15.3%−28% / +10%
    AML.LAston Martin Lagonda Global Holdings PLC344.3 m—-93.4%-39.2%−20.6%−45% / −85%
    APTD.LAptitude Software Group PLC111.3 m28.57.2%6.2%−7.3%−30% / −23%
    AMGO.LAmigo Holdings PLC9.9 m———−81.9%+325% / +844%
    ASBE.LAssociated British Engineering PLC605.3 k—-19.1%—unavailableunavailable / unavailable
    AMIF.LAmicorp Fs (uk) PLC221.6 k0.127.5%9.1%+8.1%unavailable / unavailable
    AAF.LAirtel Africa PLC——24.1%10.6%+29.5%−7% / +164%
    AAL.LAnglo American PLC——-19.3%-20.2%+4.5%+30% / +76%
    ACG.LAcg Metals Limited——-80.3%-32.0%+134.8%+60% / +63%

    1- and 3-year price returns: for DPLM.L from daily closes (the same as the performance table), for the other companies from month-end closes.

    olivLaw engine forecast

    The world engine ran after the company's latest material disclosure. Probabilities are of TOUCHING a level within the horizon (not closing there) and sit next to the random walk (p_rw), the no-information benchmark.

    The engine has no published run for this company yet.

    Valuation scenarios (editable assumptions)

    Illustrative scenarios

    Illustrative: not forecasts and without probabilities. Each case is one coherent set of assumptions, computed on today's figures.

    Bear
    Allowed range: -50 … 50%
    Allowed range: -100 … 100%
    Allowed range: 0 … 100
    Allowed range: -10 … 20%
    Allowed range: 0 … 100%
    Base
    Allowed range: -50 … 50%
    Allowed range: -100 … 100%
    Allowed range: 0 … 100
    Allowed range: -10 … 20%
    Allowed range: 0 … 100%
    Bull
    Allowed range: -50 … 50%
    Allowed range: -100 … 100%
    Allowed range: 0 … 100
    Allowed range: -10 … 20%
    Allowed range: 0 … 100%
    Nothing is saved.

    Estimated price (GBP)

    Estimated priceBearBaseBull
    1 years
    44.61
    Total return -36% · Per year -36%
    78.61
    Total return 12% · Per year 12%
    118.06
    Total return 69% · Per year 69%
    3 years
    49.90
    Total return -29% · Per year -11%
    98.29
    Total return 40% · Per year 12%
    161.10
    Total return 130% · Per year 32%
    5 years
    55.81
    Total return -20% · Per year -4%
    122.89
    Total return 76% · Per year 12%
    219.84
    Total return 214% · Per year 26%
    What moves the 3-year price the most
    • Exit P/E± 24.57
    • Net margin± 17.20
    • Annual revenue growth± 13.19
    • Annual dilution± 1.45

    AI analysis

    AI-generatedAI-generated analysis (Claude) from cited public sources; it may contain errors. Not investment advice. As of 27 Oct 2026 · Model: claude-haiku-5-5.

    In brief

    Diploma PLC is a UK group supplying sealing components, fluid power solutions and industrial products through decentralised businesses serving many industries. In fiscal 2025 the Seals sector reported revenue of £456.0m 1, down on the prior year but with organic growth of 2% 1, showing resilience in a difficult market.

    SWOT

    Strengths

    • Diversification across geographies, sectors and customer types, with a decentralised structure that keeps businesses close to markets 1.
    • Rising operating margin in the Seals sector, which points to operational discipline 1.
    • A solid balance sheet and strong operational cash flows that management describes as supporting strategy 1.

    Weaknesses

    • Demand in Europe and the United Kingdom stayed weak, and international revenue declined 1.
    • Reliance on acquisitions for growth carries integration risk and the risk of overpaying 1.
    • Seals sector revenue fell in fiscal 2025, partly because of business disposals 1.

    Opportunities

    • Growth in industrial aftermarket and online ordering could support expansion in segments with recurring demand 1.
    • Investment in commercial and operational capabilities could strengthen positions in growing markets 1.
    • If European markets recover, the international segment could benefit 1.

    Threats

    • Electrification and new technologies could reduce demand for certain sealing products 1.
    • Geopolitical risks and supply chain disruption could affect deliveries 1.
    • A cyber security incident could affect the group's systems and data 1.

    Risks

    • Cyber securityhigh

      A successful attack could lead to loss of confidential information or unavailability of critical systems, with impact on customers and reputation 1.

    • Product liabilityhigh

      Failures of mission-critical products in healthcare, aerospace or engineering could lead to recalls, claims and loss of confidence 1.

    • Acquisitionsmedium

      Acquisitions could bring overpayment, weak performance or loss of customers during integration 1.

    • Supply chain disruptionmedium

      Reliance on single-source suppliers or regions could delay deliveries if geopolitical tensions arise 1.

    • Talent and successionmedium

      Loss of key personnel or weak succession planning could limit execution of strategy 1.

    Investment thesis

    What would need to be true (bull case)

    • Organic growth in the United States and an improving operating margin show the decentralised model can work even in difficult markets 1.
    • Aftermarket activity and online ordering could create steadier revenue if the trend continues 1.
    • A solid balance sheet and operating cash flows give flexibility for acquisitions and investment 1.

    What would break the thesis

    • Seals sector revenue fell in fiscal 2025, and markets in Europe and the United Kingdom stayed weak 1.
    • Growth in fiscal 2026 could be more moderate, especially in the second half, after a strong comparison base 1.
    • Electrification and technology risks could gradually reduce demand for certain products 1.

    What to watch

    • Revenue trends in the United States and the international segment2026
    • Operating margin of the Seals sector and the effect of organic growth2026
    • Integration pace of recent acquisitions and of DICSA2026
    • Development of the dividend and the progressive dividend strategynext 10-K

    Products, market & competition

    AI-generatedAI-generated analysis (Claude) from cited public sources; it may contain errors. Not investment advice. As of 27 Oct 2026 · Model: claude-haiku-5-5.

    The business

    Diploma PLC is an industrial group organised into sectors; the Seals sector supplies sealing and fluid power solutions for equipment in construction, agriculture, energy, water and other fields 1. Its model is decentralised: each business keeps close relationships with its customers and suppliers, and the group pursues growth through acquisitions and value-add service 1. The company has an important presence in the United States, the United Kingdom and Europe, and its dividend is managed under a progressive strategy 1.

    The Seals sector brings together several businesses with distinct roles: aftermarket parts distribution, OEM products and bespoke engineering solutions 1. Customers range from original equipment manufacturers to maintenance, repair and overhaul projects, giving diversification across cycles 1. The group notes that profitability depends on disciplined acquisitions and their operational integration 1.

    The group's strategy rests on acquisitions, cost control and investment in operational and commercial capabilities, while leadership aims to keep each business autonomous 1. This model makes results depend on the performance of each unit as well as the central capacity to select and integrate new companies 1.

    Segments

    North American Seals

    The North American segment grew organically by 5% 1, supported by Hercules Aftermarket, which gained share in US repair and expanded its industrial aftermarket activity 1. Online sales now represent over two-thirds of orders, and VSP grew in transportation and nuclear 1.

    International Seals

    The international segment saw revenue decline by 2% 1, as markets remained soft in the UK, Europe and Australia 1. There are still pockets of strong growth, and DICSA has gone through a leadership transition aimed at operational efficiency and stronger commercial momentum 1.

    Product diversification

    Seals products account for 46% of revenue, gaskets 27%, hoses and fittings 19%, and pumps and valves 8% 1. This structure spreads risk across components with different replacement cycles 1.

    Market context

    The sector's end markets include aerospace, agriculture, automotive, energy, industrial, mining, water and medical, and the company serves both OEMs and the service market 1. The group signals that markets in Europe and Australia stayed weak, while the United States showed signs of improvement in the second half 1.

    For fiscal 2026, management expects more moderate growth, weighted significantly to the first half because it is lapping strong comparatives 1. This is most relevant to Peerless 1.

    Trends

    • Electrification of industrial equipmentheadwind

      Adoption of electric power in place of hydraulic power could make some seal applications redundant, and maintenance designed for combustion engines could change 1. The group continues to monitor this effect, which has not yet become material 1.

    • Digitalisation and AI in servicesmixed

      Digital technologies could give customers access to specialised knowledge that the group's businesses currently provide 1. This could pressure value-add revenue, but it could also be an opportunity if the group adapts its offers 1.

    • Aftermarket and repair demandtailwind

      Repair and maintenance activity supported growth in the United States, and online ordering rose significantly 1. An active maintenance cycle can support sales over the longer term 1.

    • Cost pressures and tariffsmixed

      Tariffs had limited impact on local production, and where applied, costs were recovered through pricing 1. A tight labour market and wage inflation add pressure 1.

    Competitive position

    The reviewed sources do not identify the Seals sector's competitors in detail, so this section is limited to the positioning factors the company cites: distribution network, inventory and value-add solutions 1. The advantage the group describes is proximity to customers through local businesses 1.

    The group stresses that its decentralised model and its ability to offer stock and technical services set it apart from larger suppliers 1. Competitive pressure could rise if digitalisation makes specialised knowledge easier to access 1.

    • Regional sealing and fittings suppliers

      The sources do not name specific competitors; the group implicitly compares with local distributors and manufacturers in its markets.

    • Aftermarket parts distributors

      Hercules Aftermarket competes in repairing heavy equipment, a segment where the group gained share 1.

    • Engineered component manufacturers

      VSP and Hercules OEM operate in bespoke solutions for critical industries 1.

    • Wire and cable connectivity suppliers

      The group flags the risk that advances in wireless infrastructure could reduce demand for wired connections 1.

    News & filings

    In the press

    Annual reports (ESEF)

    Sources

    1. [1] Annual report, fiscal year ended 2025-09-30 (ESEF) · SEC / Diploma PLC · 30 Sept 2025

    Figures computed by olivLaw from ESEF annual reports and closing prices; the qualitative analysis is AI-generated from cited sources. Not investment advice.

    Diploma PLC (DPLM.L): stock, results, valuation and forecast · olivLaw