Update Call Q2/6M 2025/26 HORNBACH Holding AG & Co. KGaA

Page 1 Investor Presentation | September 2025 ©HORNBACH Group 2025

September 30, 2025, 8:30 a.m. CEST

Disclaimer

This document has been prepared by HORNBACH Holding AG & Co. KGaA (the "Company", and together with its consolidated subsidiaries, the "HORNBACH Group") solely for informational purposes. This disclaimer shall apply in all respects to the entire presentation, including any oral presentation of the slides by the representatives of the Company (or any other person on behalf of the Company), any questions-and-answer session that follows an oral presentation as well as any additional materials distributed at, or in connection with, this presentation (collectively, the "Presentation").

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The Presentation does not constitute or form part of, and should not be construed as, an offer to sell or issue, or the solicitation of an offer to purchase, subscribe to, or acquire, securities of the Company or its affiliates, or an inducement to enter into investment activity in the United States or in any other country. No part of this Presentation, nor the fact of its distribution, should form the basis of, or be relied on by any person in connection with, any contract or commitment or investment decision whatsoever.

Certain industry, market and competitive position data contained in this Presentation come from official or third-party sources. Third-party publications, studies and surveys generally state that the data contained therein has been obtained from sources believed to be reliable but that there is no guarantee of the accuracy or completeness of such data. While the Company believes that each of the publications, studies and surveys has been prepared by a reputable source, the Company has not independently verified the data contained therein, and the Company assumes no responsibility whatsoever in respect of the accuracy and completeness of any such data. In addition, certain industry, market and competitive position data contained in this Presentation come from the HORNBACH Group's own research and analyses and certain estimates are based on the knowledge and experience of the HORNBACH Group's management in the markets in which the HORNBACH Group operates. While the Company believes that such research, analyses and estimates are reasonable and reliable, they, and their underlying methodology and assumptions, have not been verified by any independent source for accuracy and completeness and are subject to change without notice. Therefore, the Company also assumes no responsibility whatsoever in respect of the accuracy and completeness of any such research, analyses and estimates.

Certain information in the Presentation, including, inter alia, statements regarding the possible or assumed future performance of the Company and its affiliates or its industry or other projections, constitute forward-looking statements. These statements reflect the Company's current knowledge and expectations and projections about future events. By their nature, forward-looking statements involve known and unknown risks, uncertainties, assumptions and other factors because they relate to events and depend on circumstances that will occur in the future whether or not outside the control of the Company. Such factors include, but are not limited to, changes in economic conditions and industry-specific conditions, the competitive as well as the political situation, changes in national and international law, interest rate or exchange rate fluctuation, legal disputes and investigations, and the availability of funds. These factors may cause actual results, performance or developments to differ materially from those expressed or implied by such forward-looking statements. Accordingly, no assurance is given that such forward-looking statements are correct,complete or accurate. They speak only as at the date of the Presentation and the Company undertakes no obligation to update these forward-looking statements.

The financial information of the HORNBACH Group included in the Presentation should be read in conjunction with the relevant audited annual financial statements, reviewed half-year financial statements and unaudited quarterly financial statements. In addition to figures prepared in accordance with IFRS, the Presentation also includes certain alternative performance measures. These alternative performance measures have been included because the Company believes that investors may find them helpful to assess the HORNBACH Group's performance. However, these alternative performance measures should be considered only in addition to, but not in isolation or as a substitute for, the information prepared in accordance with IFRS. Alternative performance measures are not subject to IFRS or any other generally accepted accounting principles, and other companies that report similarly named measures may define or calculate these performance measuresin different ways.

Due to rounding, numbers presented in this Presentation may not add up precisely to the totals provided and percentages may not precisely reflect the absolute figures.

Update Call Q2/6M 2025/26 HORNBACH Holding AG & Co. KGaA Dr. Joanna Kowalska (CFO HORNBACH Management AG)

Page 3 Investor Presentation | September 2025 ©HORNBACH Group 2025

September 30, 2025, 8:30 a.m. CEST

Dr. Joanna Kowalska

Chief Financial Officer HORNBACH Management AG & HORNBACH Baumarkt AG

Image rights: Andi Werner - Business & People Fotograf Düsseldorf

Page 4 Investor Presentation | September 2025 ©HORNBACH Group 2025

Key financials 6M: Sales growth and improved adj. EBIT

Sales		Gross Profit / margin		Adj. EBIT / margin
€ 3,599.1m Total sales: +4.4% Lfl1): +3.6%	€ 1,257.3m +4.6%	34.9% 34.9%	€ 272.2m +2.5%	7.6% 7.7%
Customer footfall		CAPEX		Free Cash Flow
+3.3% vs. prior-year period		€ 106.7m (+>100%) € 51.2m		€ 129.6m (+16.0%)2) € 111.7m

Italicsrefer to prior-year period H1 2024/25, if not specifically stated otherwise.

1) Lfl = Like-for-like, in constant currencies; includes sales from all stores that have been open for at least one year and sales from online shop; refers to home improvement business of HORNBACH Baumarkt AG; 2) Free Cash Flow after net CAPEX and dividend

HORNBACH Baumarkt: Operational Update

High customer satisfaction and continued international expansion

HORNBACH – top rankings in customer surveys

1 Overall customer satisfaction in Germany & Austria1)
1 Do-It-Yourself online shop in the Netherlands2)

Romania "Bucharest Colentina"

Opening: September 2025
10th store in Romania
Sales area of more than 18,000 sqm3)
120 employees
Planned and built for minimal environmental impact

Austria "Eisenstadt"

Opening: September 2025
15th store in Austria
Sales area of more than 16,000 sqm3)
1 st regional DIY drive-through
100 employees underscore clear commitment to the region

Upcoming Store: Romania "Timișoara 2"

Opening: October 2025
11th store in Romania
Big box store with large DIY sales area & garden center
Further stores in Romanian planned for the coming years

1) "Kundenmonitor 2025" 2) "Retailer of the Year 2025" 3) Unweighted sales area

Page 6 Investor Presentation | September 2025 ©HORNBACH Group 2025

HORNBACH Group net sales up – driven by strong spring season and solid summer

6M 2025/26 net sales

Baumarkt subgroup: +4.7% (GER: +2.9% | Other EUR: +6.4%) Baustoff Union subgroup: -0.8%

Note: Inaccuracies might result from rounding differences and consolidation effects; total sales represent the consolidated figure

HORNBACH Baumarkt: Like-for-like sales growth in %

6M Like-for-like sales growth in all countries

6M like-for-like sales development significantly improved - particularly strong performance in the Netherlands
Q2 positive across all countries except Germany being burdened by fewer business days (Q2: -2.8)
Group-wide slightly reduced number of business days in 6M (-0.8) (Q1: +1.2 // Q2: -2.0)

Like-for-like sales growth1) per quarter and half year in %

	Q1 2025/26	Q2 2025/26	6M 2025/26	Q1 2024/25	Q2 2024/25	6M 2024/25
Total	4.7	2.4	3.6	2.5	(1.2)	0.7
Germany	3.4	(0.8)	1.5	2.9	(2.2)	0.4
Other Europe	5.9	5.2	5.6	2.1	(0.3)	1.0
Austria	4.8	3.8	4.3	3.0	(3.4)	(0.1)
Czechia	3.0	1.3	2.2	3.4	1.1	2.3
Luxembourg	10.9	3.3	7.3	(2.3)	(4.4)	(3.3)
Netherlands	10.9	9.5	10.3	1.8	1.9	1.8
Romania	4.3	6.6	5.4	3.9	1.7	2.9
Slovakia	(1.4)	2.4	0.4	2.7	(0.1)	1.3
Sweden	4.6	3.6	4.1	3.9	0.3	2.1
Switzerland	4.0	2.9	3.5	(0.7)	(3.4)	(2.0)

1) Like-for-like, in constant currencies; includes sales from all stores that have been open for at least one year as well as sales from online shop

HORNBACH Baumarkt: Market share calendar year: Jan – Jul 2025 in %

HORNBACH Baumarkt: Net sales in € million from online channels

E-commerce sales with strong growth

▪ E-commerce growth in 6M 2025/26, driven by both: Click & Collect and Direct delivery

▪ Share of e-commerce sales of 13.1% in 6M 2025/26 up from prior-year period

Gross profit growth – cost development reflects increased wages and expansion

Gross margin stable at 34.9%, reflecting product mix and innovative assortment – gross profit up by 4.6%
Selling and store expenses in % of sales stable – higher wages and expansion costs
General and administration expenses in % of sales stable, despite increased wages
Increased pre-opening expenses driven by store openings
Overall personnel cost of € 580.3m (+5.7%)

Strong gross profit drives adj. EBIT growth – international contribution increased

Free cash flow increased by €18 million

	6M 2025/26	6M 2024/25
Cash flow from operating activities	271.6	193.8
of which: funds from operations	295.5	297.3
of which: change in working capital	(23.9)	(103.5)
Cash flow from investing activities	(102.3)	(42.1)
of which: gross CAPEX	(106.7)	(51.2)
Cash flow from financing activities	(109.7)	(116.4)
Cash-effective change in cash and cash equivalents	59.6	35.3
Free cash flow (after net CAPEX and dividend)	129.6	111.7

▪ Cash flow from operating activities increased, driven by change in working capital

▪ CAPEX split 6M 2025/26:

Land and new stores (56%)
Store conversions and equipment (33%)
Software (11%)
Free cash flow of +€ 18m mainly reflects changes from working capital and higher CAPEX

Robust balance sheet structure

Decreased inventories reflect seasonal reduction
Net financial debt below February 2025 due to reduced long-term liabilities
Leverage: Net debt / EBITDA improved to 2.4x (February 2025: 2.6x)
Strong equity ratio

FY 2025/26 guidance reflecting continued external challenges – confirmed

Guidance nomenclature: Sales: "At previous year's level" = -2% to +2% | "Slight" = +/- 2% to +/- 6% | "Significant" = changes of more than 6%. | Adj. EBIT: "At previous year's level" = -5% to +5% | "Slight" = +/- 5% to +/- 12% | "Significant" = > +/- 12%. Future developments are subject to considerable uncertainty. Please see disclaimer at the beginning of the presentation regarding forward-looking statements.

Upcoming events & IR contact Financial Calendar

October 7, 2025 Quirin SME Conference, Paris November 17, 2025 Equity Forum Winter 1on1-Summit (virtual) November 19, 2025 BofA - EMEA Consumer and Retail Conference, Paris November 25, 2025 German Equity Forum, Frankfurt/Main December 19, 2025 Quarterly Statement Q3 2025/26 as of November 30, 2025 January 20, 2026 UniCredit & Kepler Cheuvreux 25th German Corporate Conference, Frankfurt February 4, 2026 Montega Hamburger Investorentage, Hamburg

Investor Relations Contact

Antje Kelbert (+49) 0 63 48 / 60-2444 [email protected]

Anne Spies (+49) 0 63 48 / 60-4558 [email protected]

Maximilian Franz (+49) 0 63 48 / 60-2071 [email protected]

Fabienne Villwock (+49) 0 63 48 / 60-5262 [email protected]

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