Azelis Group NV

Major Shareholding Notification • May 6, 2025

Azelis news release REGULATED INFORMATION

6 May 2025

Transparency notification from Ameriprise Financial, Inc.

Antwerp (Belgium), 6 May 2025 – 17:45 CET – In accordance with Article 14 of the Belgian Transparency law of 2 May 2007, Azelis Group NV announces that on 30 April 2025, it has received a transparency notification from Ameriprise Financial, Inc.

1. Summary of the notification

Ameriprise Financial, Inc. reported in its notification dated 30 April 2025, that on 25 April 2025, following a disposal of voting securities, its participation decreased and crossed downwards the threshold of 5.00% in Azelis Group NV.

On 25 April 2025, Ameriprise Financial, Inc. (taking into account the holding of its affiliates) owned 11,056,256 shares with voting rights, representing 4.53% of the total voting rights issued by the company (243,921,719) as well as 1,110,745 voting rights not linked to securities, representing 0.46% of the total voting rights, versus 13,028,709 shares with voting rights representing 5.34% in its previous notification dated 3 March 2025.

2. Content of the notification

Reason for the 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

Name	Address (for legal entities)
Ameriprise Financial, Inc.	1099 Ameriprise Financial Center, Minneapolis, MN 55474, USA

Date on which the threshold is crossed

25 April 2025

Threshold that is crossed (in %)

Denominator

243,921,719

Notified Details

A) Voting rights	Previous notification	After the transaction
	# of voting rights	# of voting rights		% of voting rights
Holders of voting rights		Linked to securities	Not linked to the securities	Linked to securities	Not linked to the securities
Ameriprise Financial, Inc.	0	0	0	0.00%	0.00%
Threadneedle Asset Management Limited	11,534,281	10,146,470	0	4.16%	0.00%
Columbia Wanger Asset Management, LLC	526,497	369,240	0	0.15%	0.00%
Columbia Management Investment Advisers, LLC	295,682	0	0	0.00%	0.00%
Columbia Threadneedle Management Limited	672,249	540,546	1,110,745	0.22%	0.46%
Subtotal	13,028,709	11,056,256	1,110,745	4.53%	0.46%
	TOTAL	11,056,256	1,110,745	4.53%	0.46%

B) Equivalent financial instruments	After the transaction
Holders of equivalent financial instruments	Type of financial instrument	Expiration date	Exercise period or date	# of voting rights that may be acquired if the instrument is exercised	% of voting rights	Settlement
				0	0.00%
	TOTAL			0	0.00%

TOTAL (A & B)		# of voting rights	% of voting rights
	CALCULATE	12,167,001	4.99%

Chain of controlled undertakings through which the holding is effectively held, if applicable

• Columbia Wanger Asset Management, LLC is wholly owned by Columbia Management Investment Advisers, LLC, which is itself wholly owned by Ameriprise Financial, Inc.
• Threadneedle Asset Management Limited is wholly owned by TC Financing Limited, which is itself wholly owned by Threadneedle Asset Management Holdings Limited, which is itself wholly owned by TAM UK Holdings Limited, which is itself wholly owned by Threadneedle Holdings Limited, which is itself wholly owned by TAM UK International Holdings Limited, which is itself wholly owned by Ameriprise Financial, Inc.
• Columbia Threadneedle Management Limited is wholly owned by Columbia Threadneedle Holdings Limited, which is wholly owned by Columbia Threadneedle Group (Management) Limited, which is wholly owned by Columbia Threadneedle Group (Holdings) Limited, which is wholly owned by Columbia Threadneedle AM (Holdings) Plc, which is wholly owned by Columbia Threadneedle (Europe) Limited, which is wholly owned by Columbia Threadneedle Investments UK International Limited, which is wholly owned by Ameriprise Financial, Inc.
• For clarity, Ameriprise Financial, Inc. is not a controlled entity.

Additional information

Columbia Theadneedle Management Limited, Threadneedle Asset Management Limited and Columbia Wanger Asset Management, LLC are investment managers who manage funds and accounts which hold the shares reporting in this filing.

3. Further information

The full transparency notification as well as this press release can be consulted on the Azelis Group NV's website.

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Contact information:

Azelis investor-relations@azelis.com

About Azelis

Azelis is a leading global innovation service provider in the speciality chemical and food ingredients industry present in 65 countries across the globe with over 4,300 employees. Our knowledgeable teams of industry, market and technical experts are each dedicated to a specific market within Life Sciences and Industrial Chemicals. We offer a lateral value chain of complementary products to more than 62,000 customers, supported by +2,800 principal relationships, creating a turnover of €4.2 billion (2024). Azelis Group NV is listed on Euronext Brussels under ticker AZE.

Across our extensive network of more than 70 application laboratories, our award-winning teams help develop formulations and provide technical guidance throughout the customers' product development process. We combine a global market reach with a local footprint to offer a reliable, integrated, and unique digital service to local customers and attractive- business opportunities to principals. Top industry-rated by Sustainalytics, Azelis is a leader in sustainability. We believe in building and nurturing solid, honest, and transparent relationships with our people and partners.

Impact through ideas. Innovation through formulation.

www.azelis.com