Deceuninck NV

Major Shareholding Notification • Jan 10, 2019

Press release

Regulated Information – Notification according to the Act of 2 May 2007. Transparency declaration 10 January 2019 5.45 pm CET

Transparency declaration

Hooglede-Gits, Belgium, 10 January 2019, 5.45 pm – Deceuninck NV (Euronext: DECB) discloses it received a notification from Gramo BVBA, Holve NV and Francis Van Eeckhout, notifying together they own 39,386,181 voting rights (28.82% of the total number of shares outstanding).

Content

Categories of notification	Results of the received form
Reason for notification	Acquisition or disposal of voting securities or voting rights
Notification by	A parent undertaking or a controlling person
Persons subject to the notification requirement	- Gramo BVBA, Vlaanderenstraat 2, 8800 Roeselare - Holve NV, Vlaanderenstraat 2, 8800 Roeselare - Francis Van Eeckhout
Date on which the threshold is crossed	18/12/2018
Threshold that is crossed	25%
Denominator	136,670,838
Notified details	Previous notification: # of voting rights: - Francis Van Eeckhout: 0 - Gramo BVBA: 35,536,308 - Holve NV: / After the transaction: # of voting rights: - Francis Van Eeckhout: 0 - Gramo BVBA: 23,679,374 - Holve NV: 15,706,807 - Together: 39,386,181 After the transaction: % of voting rights: - Francis Van Eeckhout: 0.00% - Gramo BVBA: 17.33% - Holve NV: 11.49% - Together: 28.82%
Chain of controlled undertakings through which the holding is effectively held, if applicable	Francis Van Eeckhout directly controls Gramo BVBA and directly controls Holve NV

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Proportion for disclosure set by Articles of Association

According to the Articles of Association of Deceuninck NV and according to article 18 of the Act of 2 May 2007 regarding the disclosure of important shareholdings, the proportion for the disclosure of holding has been established at 3%, subsequently at 5% and each multiple of 5%.

Notifications

Notifications should be transmitted to both Deceuninck NV and the FSMA. The FSMA requires transmission of the notifications electronically via e-mail to trp.fin@fsma.be. Deceuninck recommends transmitting notifications per e-mail for the attention of ann.bataillie@deceuninck.com.

The abovementioned notifications will be published on the Investors pages of the website of Deceuninck NV (www.deceuninck.com) in the section Deceuninck Financial News and in the sections Deceuninck Transparency Declarations

Financial calendar

21 February 2019 Annual Results FY2018 23 April 2019 General Assembly of Shareholders 20 August 2019 Half year results H1 2019

End of press release

About Deceuninck

Founded in 1937, Deceuninck is a top 3 independent manufacturer of PVC and composite profiles for windows and doors. Headquartered in Hooglede-Gits (BE), Deceuninck is organized in 4 geographical segments: Western Europe, Central & Eastern Europe, North America and Turkey & Emerging Markets. Deceuninck operates 15 vertically integrated manufacturing facilities, which together with 21 warehousing and distribution facilities guarantee the necessary service and response time to Customers. Deceuninck strongly focuses on innovation, ecology and design. Deceuninck is listed on Euronext Brussels ("DECB").

Contact Deceuninck: Bert Castel • T +32 51 239 204 • bert.castel@deceuninck.com