Diploma stock trades 6.20 percent below its 52-week high

Published on 10/20/2026 at 21:30 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

FY25 margin was 22.50 percent; results are due November 17, 2026. Diploma stock is EUR 90.68 on October 20, 2026, down 2.49 percent versus Düsseldorf.

Key facts at a glance

Diploma stock stood 6.20 percent below its 52-week high of GBp 7,980.00.
Fiscal year 2025 adjusted operating margin reached 22.50 percent.
Diploma stock costs EUR 90.68 at Lang & Schwarz on October 20, 2026 at 9:21 p.m. CEST, 2.49 percent below the Düsseldorf price of October 19, 2026.
Preliminary results and the final dividend announcement are scheduled for November 17, 2026.

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Diploma (GB0001826634) stock stood 6.20 percent below its 52-week high of GBp 7,980.00 on October 20, 2026. The London-listed industrial distributor reported a 22.50 percent adjusted operating margin for fiscal year 2025, while its investor calendar lists preliminary results and a final dividend announcement for November 17, 2026. Diploma stock was trading at EUR 90.68 at Lang & Schwarz on October 20, 2026 at 9:21 p.m. CEST, down 2.49 percent versus the Düsseldorf price of October 19, 2026 at EUR 93.00.

Fiscal year 2025 margin reached 22.50 percent

Diploma's investor page reports 11.00 percent organic revenue growth and 12.00 percent total revenue growth for fiscal year 2025. Adjusted earnings per share grew 21.00 percent, free cash flow conversion reached 105.00 percent and net debt stood at 0.80 times adjusted operating profit before depreciation and amortization. The company also reported a 20.90 percent return on adjusted trading capital employed and 5.00 percent dividend growth for the same period, according to Diploma PLC.

Stock remains below the yearly high

The LSE quotation was GBp 7,485.00 at 4:35 p.m. BST on October 20, 2026, against a 52-week range of GBp 4,970.00 to GBp 7,980.00. The latest price was 6.20 percent below the high and 50.60 percent above the low. Diploma's market capitalization was GBP 10.0 billion, with 403,283 shares traded in the quoted session.

Valuation meets a November date

Diploma carried a price-to-earnings ratio of 53.46 on October 20, 2026. The investor calendar names November 17, 2026 for both the preliminary results and the final dividend announcement, according to Diploma PLC. That date gives the next defined checkpoint for the fiscal year 2026 outlook and capital return.

Comparison with peers

Diploma (LSE, GBp/GBP): down 2.49 percent, price-to-earnings ratio 53.46, market capitalization GBP 10.0 billion.

Halma (LSE, GBp/GBP): down 2.58 percent, price-to-earnings ratio 33.92, market capitalization GBP 12.6 billion.

The Weir Group (LSE, GBp/GBP): down 2.20 percent, price-to-earnings ratio 25.24, market capitalization GBP 6.7 billion.

What the November date adds

The stock's 6.20 percent gap to its yearly high leaves the November reporting date as the next measurable test for the 22.50 percent margin and 21.00 percent adjusted earnings-per-share growth recorded in fiscal year 2025.

Diploma stock was trading at EUR 90.68 at Lang & Schwarz on October 20, 2026 at 9:21 p.m. CEST, down 2.49 percent versus the Düsseldorf price of October 19, 2026 at EUR 93.00. The further course of trading is shown by the continuously updated real-time quote of Diploma stock.