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Diploma (DPLM) Competitors

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GBX 7,180.57 +45.57 (+0.64%)
As of 08/21/2026 12:05 PM Eastern

DPLM vs. SUNB, AHT, RS1, GFTU, and AGK

Should you buy Diploma stock or one of its competitors? Diploma's main competitors and comparable companies include Sunbelt Rentals (SUNB), Ashtead Group (AHT), RS Group (RS1), Grafton Group (GFTU), and Aggreko (AGK). Companies are selected based on similarities in market, industry, and size. These companies are all part of the "trading companies & distributors" industry.

How does Diploma compare to Sunbelt Rentals?

Diploma (LON:DPLM) and Sunbelt Rentals (LON:SUNB) are both industrials companies, but which is the better investment? We will contrast the two companies based on the strength of their institutional ownership, risk, media sentiment, analyst recommendations, profitability, dividends, valuation and earnings.

Diploma has a net margin of 9.42% compared to Sunbelt Rentals' net margin of 0.00%. Diploma's return on equity of 18.55% beat Sunbelt Rentals' return on equity.

Company Net Margins Return on Equity Return on Assets
Diploma9.42% 18.55% 8.32%
Sunbelt Rentals N/A N/A N/A

Diploma currently has a consensus price target of GBX 7,044.29, indicating a potential downside of 1.90%. Sunbelt Rentals has a consensus price target of GBX 5,500, indicating a potential downside of 1.65%. Given Sunbelt Rentals' higher possible upside, analysts plainly believe Sunbelt Rentals is more favorable than Diploma.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
Diploma
0 Sell rating(s)
3 Hold rating(s)
5 Buy rating(s)
0 Strong Buy rating(s)
2.63
Sunbelt Rentals
0 Sell rating(s)
1 Hold rating(s)
0 Buy rating(s)
0 Strong Buy rating(s)
2.00

67.0% of Diploma shares are held by institutional investors. Comparatively, 68.7% of Sunbelt Rentals shares are held by institutional investors. 1.1% of Diploma shares are held by company insiders. Comparatively, 4.7% of Sunbelt Rentals shares are held by company insiders. Strong institutional ownership is an indication that hedge funds, endowments and large money managers believe a stock is poised for long-term growth.

Diploma has higher earnings, but lower revenue than Sunbelt Rentals. Sunbelt Rentals is trading at a lower price-to-earnings ratio than Diploma, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
Diploma£1.65B5.85£115.40M£140.8051.00
Sunbelt Rentals£11.15B2.06N/A£315.0017.75

In the previous week, Diploma had 1 more articles in the media than Sunbelt Rentals. MarketBeat recorded 1 mentions for Diploma and 0 mentions for Sunbelt Rentals. Diploma's average media sentiment score of 1.11 beat Sunbelt Rentals' score of 0.00 indicating that Diploma is being referred to more favorably in the media.

Company Overall Sentiment
Diploma Positive
Sunbelt Rentals Neutral

Summary

Diploma beats Sunbelt Rentals on 9 of the 14 factors compared between the two stocks.

How does Diploma compare to Ashtead Group?

Diploma (LON:DPLM) and Ashtead Group (LON:AHT) are both industrials companies, but which is the superior investment? We will compare the two companies based on the strength of their analyst recommendations, dividends, valuation, earnings, profitability, risk, institutional ownership and media sentiment.

In the previous week, Diploma and Diploma both had 1 articles in the media. Diploma's average media sentiment score of 1.11 beat Ashtead Group's score of 0.00 indicating that Diploma is being referred to more favorably in the media.

Company Very Positive Positive Neutral Negative Very Negative Overall Sentiment
Diploma
1 Very Positive mention(s)
0 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive
Ashtead Group
0 Very Positive mention(s)
0 Positive mention(s)
1 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Neutral

67.0% of Diploma shares are held by institutional investors. Comparatively, 61.0% of Ashtead Group shares are held by institutional investors. 1.1% of Diploma shares are held by insiders. Comparatively, 4.6% of Ashtead Group shares are held by insiders. Strong institutional ownership is an indication that hedge funds, endowments and large money managers believe a company is poised for long-term growth.

Diploma pays an annual dividend of GBX 62.30 per share and has a dividend yield of 0.9%. Ashtead Group pays an annual dividend of GBX 106.77 per share and has a dividend yield of 2.0%. Diploma pays out 44.2% of its earnings in the form of a dividend. Ashtead Group pays out 32.3% of its earnings in the form of a dividend. Both companies have healthy payout ratios and should be able to cover their dividend payments with earnings for the next several years. Ashtead Group is clearly the better dividend stock, given its higher yield and lower payout ratio.

Diploma has a beta of 0.918, meaning that its stock price is 8% less volatile than the broader market. Comparatively, Ashtead Group has a beta of 1.22, meaning that its stock price is 22% more volatile than the broader market.

Ashtead Group has a net margin of 13.30% compared to Diploma's net margin of 9.42%. Diploma's return on equity of 18.55% beat Ashtead Group's return on equity.

Company Net Margins Return on Equity Return on Assets
Diploma9.42% 18.55% 8.32%
Ashtead Group 13.30%15.82%7.78%

Diploma presently has a consensus target price of GBX 7,044.29, suggesting a potential downside of 1.90%. Ashtead Group has a consensus target price of GBX 5,100, suggesting a potential downside of 4.24%. Given Diploma's stronger consensus rating and higher probable upside, analysts plainly believe Diploma is more favorable than Ashtead Group.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
Diploma
0 Sell rating(s)
3 Hold rating(s)
5 Buy rating(s)
0 Strong Buy rating(s)
2.63
Ashtead Group
1 Sell rating(s)
2 Hold rating(s)
0 Buy rating(s)
0 Strong Buy rating(s)
1.67

Ashtead Group has higher revenue and earnings than Diploma. Ashtead Group is trading at a lower price-to-earnings ratio than Diploma, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
Diploma£1.65B5.85£115.40M£140.8051.00
Ashtead Group£10.86B2.03£1.93B£330.7016.11

Summary

Diploma beats Ashtead Group on 9 of the 17 factors compared between the two stocks.

How does Diploma compare to RS Group?

RS Group (LON:RS1) and Diploma (LON:DPLM) are both mid-cap industrials companies, but which is the superior stock? We will compare the two companies based on the strength of their earnings, valuation, dividends, media sentiment, profitability, analyst recommendations, institutional ownership and risk.

RS Group currently has a consensus target price of GBX 696.25, suggesting a potential downside of 4.51%. Diploma has a consensus target price of GBX 7,044.29, suggesting a potential downside of 1.90%. Given Diploma's higher possible upside, analysts clearly believe Diploma is more favorable than RS Group.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
RS Group
0 Sell rating(s)
2 Hold rating(s)
7 Buy rating(s)
0 Strong Buy rating(s)
2.78
Diploma
0 Sell rating(s)
3 Hold rating(s)
5 Buy rating(s)
0 Strong Buy rating(s)
2.63

RS Group has higher revenue and earnings than Diploma. RS Group is trading at a lower price-to-earnings ratio than Diploma, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
RS Group£2.88B1.19£181.90M£34.5021.13
Diploma£1.65B5.85£115.40M£140.8051.00

In the previous week, RS Group had 1 more articles in the media than Diploma. MarketBeat recorded 2 mentions for RS Group and 1 mentions for Diploma. Diploma's average media sentiment score of 1.11 beat RS Group's score of 0.67 indicating that Diploma is being referred to more favorably in the news media.

Company Very Positive Positive Neutral Negative Very Negative Overall Sentiment
RS Group
1 Very Positive mention(s)
1 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive
Diploma
1 Very Positive mention(s)
0 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive

RS Group has a beta of 0.867, indicating that its stock price is 13% less volatile than the broader market. Comparatively, Diploma has a beta of 0.918, indicating that its stock price is 8% less volatile than the broader market.

71.6% of RS Group shares are held by institutional investors. Comparatively, 67.0% of Diploma shares are held by institutional investors. 0.7% of RS Group shares are held by insiders. Comparatively, 1.1% of Diploma shares are held by insiders. Strong institutional ownership is an indication that large money managers, endowments and hedge funds believe a company will outperform the market over the long term.

Diploma has a net margin of 9.42% compared to RS Group's net margin of 5.62%. Diploma's return on equity of 18.55% beat RS Group's return on equity.

Company Net Margins Return on Equity Return on Assets
RS Group5.62% 11.55% 6.58%
Diploma 9.42%18.55%8.32%

RS Group pays an annual dividend of GBX 22.60 per share and has a dividend yield of 3.1%. Diploma pays an annual dividend of GBX 62.30 per share and has a dividend yield of 0.9%. RS Group pays out 65.5% of its earnings in the form of a dividend. Diploma pays out 44.2% of its earnings in the form of a dividend. Both companies have healthy payout ratios and should be able to cover their dividend payments with earnings for the next several years.

Summary

Diploma beats RS Group on 11 of the 18 factors compared between the two stocks.

How does Diploma compare to Grafton Group?

Grafton Group (LON:GFTU) and Diploma (LON:DPLM) are both industrials companies, but which is the better stock? We will compare the two businesses based on the strength of their profitability, earnings, media sentiment, analyst recommendations, dividends, risk, institutional ownership and valuation.

Grafton Group pays an annual dividend of GBX 30.50 per share and has a dividend yield of 3.0%. Diploma pays an annual dividend of GBX 62.30 per share and has a dividend yield of 0.9%. Grafton Group pays out 33.3% of its earnings in the form of a dividend. Diploma pays out 44.2% of its earnings in the form of a dividend. Both companies have healthy payout ratios and should be able to cover their dividend payments with earnings for the next several years. Grafton Group is clearly the better dividend stock, given its higher yield and lower payout ratio.

Grafton Group has a beta of 1.072, indicating that its stock price is 7% more volatile than the broader market. Comparatively, Diploma has a beta of 0.918, indicating that its stock price is 8% less volatile than the broader market.

Diploma has a net margin of 9.42% compared to Grafton Group's net margin of 5.42%. Diploma's return on equity of 18.55% beat Grafton Group's return on equity.

Company Net Margins Return on Equity Return on Assets
Grafton Group5.42% 8.38% 3.60%
Diploma 9.42%18.55%8.32%

Grafton Group has higher revenue and earnings than Diploma. Grafton Group is trading at a lower price-to-earnings ratio than Diploma, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
Grafton Group£2.52B0.95£127.90M£91.5311.27
Diploma£1.65B5.85£115.40M£140.8051.00

0.0% of Grafton Group shares are owned by institutional investors. Comparatively, 67.0% of Diploma shares are owned by institutional investors. 9.3% of Grafton Group shares are owned by company insiders. Comparatively, 1.1% of Diploma shares are owned by company insiders. Strong institutional ownership is an indication that hedge funds, endowments and large money managers believe a stock will outperform the market over the long term.

In the previous week, Grafton Group had 1 more articles in the media than Diploma. MarketBeat recorded 2 mentions for Grafton Group and 1 mentions for Diploma. Grafton Group's average media sentiment score of 1.11 equaled Diploma'saverage media sentiment score.

Company Very Positive Positive Neutral Negative Very Negative Overall Sentiment
Grafton Group
2 Very Positive mention(s)
0 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive
Diploma
1 Very Positive mention(s)
0 Positive mention(s)
0 Neutral mention(s)
0 Negative mention(s)
0 Very Negative mention(s)
Positive

Grafton Group currently has a consensus target price of GBX 2,825, suggesting a potential upside of 173.90%. Diploma has a consensus target price of GBX 7,044.29, suggesting a potential downside of 1.90%. Given Grafton Group's stronger consensus rating and higher possible upside, analysts plainly believe Grafton Group is more favorable than Diploma.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
Grafton Group
0 Sell rating(s)
0 Hold rating(s)
6 Buy rating(s)
0 Strong Buy rating(s)
3.00
Diploma
0 Sell rating(s)
3 Hold rating(s)
5 Buy rating(s)
0 Strong Buy rating(s)
2.63

Summary

Grafton Group beats Diploma on 10 of the 17 factors compared between the two stocks.

How does Diploma compare to Aggreko?

Diploma (LON:DPLM) and Aggreko (LON:AGK) are both mid-cap industrials companies, but which is the better stock? We will compare the two businesses based on the strength of their institutional ownership, earnings, risk, media sentiment, profitability, dividends, analyst recommendations and valuation.

67.0% of Diploma shares are owned by institutional investors. 1.1% of Diploma shares are owned by company insiders. Strong institutional ownership is an indication that large money managers, hedge funds and endowments believe a stock will outperform the market over the long term.

Diploma has higher revenue and earnings than Aggreko. Aggreko is trading at a lower price-to-earnings ratio than Diploma, indicating that it is currently the more affordable of the two stocks.

CompanyGross RevenuePrice/Sales RatioNet IncomeEarnings Per SharePrice/Earnings Ratio
Diploma£1.65B5.85£115.40M£140.8051.00
Aggreko£1.36B0.00N/A-£43.50N/A

Diploma has a net margin of 9.42% compared to Aggreko's net margin of 0.00%. Diploma's return on equity of 18.55% beat Aggreko's return on equity.

Company Net Margins Return on Equity Return on Assets
Diploma9.42% 18.55% 8.32%
Aggreko N/A N/A N/A

Diploma pays an annual dividend of GBX 62.30 per share and has a dividend yield of 0.9%. Aggreko pays an annual dividend of GBX 0.05 per share. Diploma pays out 44.2% of its earnings in the form of a dividend. Aggreko pays out -0.1% of its earnings in the form of a dividend. Both companies have healthy payout ratios and should be able to cover their dividend payments with earnings for the next several years.

Diploma presently has a consensus target price of GBX 7,044.29, indicating a potential downside of 1.90%. Given Aggreko's higher possible upside, analysts plainly believe Aggreko is more favorable than Diploma.

Company Sell Ratings Hold Ratings Buy Ratings Strong Buy Ratings Rating Score
Diploma
0 Sell rating(s)
3 Hold rating(s)
5 Buy rating(s)
0 Strong Buy rating(s)
2.63
Aggreko
0 Sell rating(s)
0 Hold rating(s)
0 Buy rating(s)
0 Strong Buy rating(s)
0.00

In the previous week, Diploma had 1 more articles in the media than Aggreko. MarketBeat recorded 1 mentions for Diploma and 0 mentions for Aggreko. Diploma's average media sentiment score of 1.11 beat Aggreko's score of 0.00 indicating that Diploma is being referred to more favorably in the media.

Company Overall Sentiment
Diploma Positive
Aggreko Neutral

Summary

Diploma beats Aggreko on 13 of the 15 factors compared between the two stocks.

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Media Sentiment Over Time

This chart shows the average media sentiment of LON and its competitors over the past 90 days as caculated by MarketBeat. The averaged score is equivalent to the following: Very Negative Sentiment <= -1.5, Negative Sentiment > -1.5 and <= -0.5, Neutral Sentiment > -0.5 and < 0.5, Positive Sentiment >= 0.5 and < 1.5, and Very Positive Sentiment >= 1.5.
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DPLM vs. The Competition

MetricDiplomaTrading Companies & Distributors IndustryIndustrials SectorLON Exchange
Market Cap£9.57B£9.41B£10.69B£2.54B
Dividend Yield0.89%3.40%97.23%6.17%
P/E Ratio51.0028.1426.69367.57
Price / Sales5.8523.36328.8083,481.74
Price / Cash87.8247.7324.4727.89
Price / Book10.773.214.497.19
Net Income£115.40M£373.58M£612.35M£5.89B
7 Day Performance-2.65%-2.14%-1.41%0.30%
1 Month Performance-3.88%2.30%2.54%3.31%
1 Year Performance32.24%5.70%12.36%22.13%

Diploma Competitors List

CompanyMarketRankShare PriceAnalysts' Price Target1Y Price PerformanceMarket CapRevenueP/E RatioEmployee CountIndicator(s)
DPLM
Diploma
1.6025 of 5 stars
GBX 7,180.57
+0.6%
GBX 7,044.29
-1.9%
+32.2%£9.57B£1.65B51.003,500
SUNB
Sunbelt Rentals
N/AGBX 6,022
+1.2%
GBX 5,500
-8.7%
N/A£24.69B£11.15B19.12N/A
AHT
Ashtead Group
1.7798 of 5 stars
GBX 5,326
0.0%
GBX 5,075
-4.7%
-1.9%£22.10B£10.86B16.11120
RS1
RS Group
1.5541 of 5 stars
GBX 729.75
-0.2%
GBX 696.25
-4.6%
+24.7%£3.44B£2.88B21.156,500
GFTU
Grafton Group
3.9993 of 5 stars
GBX 1,041.60
+0.6%
GBX 2,825
+171.2%
+14.3%£2.41B£2.52B11.389,000

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This page (LON:DPLM) was last updated on 8/23/2026 by MarketBeat.com Staff.
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