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TDK announces AMF approval of public tender offer, followed by a mandatory squeeze-out targeting the shares of Tronic's

November 7, 2025

TDK Corporation (TSE:6762) and its wholly-owned subsidiary TDK Electronics AG announce that the French Financial Markets Authority (Autorité des Marchés Financiers – the "AMF"), on November 6, 2025, has declared the proposed public tender offer compliant, followed by a mandatory squeeze-out targeting the shares of Tronic's Microsystems S.A. ("Tronic's"), listed on Euronext Growth Paris.

OFFER PRICE: €5.56per share TRONIC'S OFFER DURATION: 10 days of negotiation

This press release is prepared and issued by TDK Electronics AG ("TDK" or the "Initiator") in accordance with the provisions of Article 231-28 I of the general regulations of the Autorité des Marchés Financiers (the " AMF ").

Pursuant to Article L. 621-8 of the Monetary and Financial Code and Article 231-23 of its general regulations, the AMF, in application of the decision of compliance regarding the public withdrawal offer followed by a mandatory withdrawal procedure (the " Offer"), has issued visa no. 25-430 dated November 6, 2025, regarding the information memorandum prepared by the Initiator as part of the Offer (the " Information Memorandum")

IMPORTANT NOTICE

Following the public delisting offer covered by this press release, the mandatory delisting procedure provided for under Article L. 433-4, II of the Monetary and Financial Code will be implemented, as the conditions for such delisting have already been met. Tronics's shares not tendered to the public delisting offer will be transferred to TDK in exchange for compensation equal to the price of the public delisting offer per share, i.e., 5.56 € per Tronic's share, net of all fees.

In accordance with the provisions of Article 231-28 of the AMF General Regulation, information relating to the characteristics, particularly legal, financial, and accounting aspects of TDK (the "Other Information Document") has been filed with the AMF and made available to the public on November 6, 2025.

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The Information Memorandum approved by the AMF and the Other Information Document are available on the AMF website (www.amf-france.org), and can be obtained free of charge from:

TDK Electronics AG

Rosenheimer Strasse 141 e 81671 Munich, Germany

Societe Generale

GLBA/IBD/ECM/SEG 75886 Paris Cedex 18

It is reminded that the Offer will be open for a period of 10 trading days. Prior to the opening of the Offer, the AMF will publish a notice of opening, and Euronext Paris will publish a notice announcing the terms and schedule of the Offer.

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About TDK Corporation

TDK Corporation (TSE:6762) is a global technology company and innovation leader in the electronics industry, based in Tokyo, Japan. With the tagline "In Everything, Better" TDK aims to realize a better future across all aspects of life, industry, and society. For over 90 years, TDK has shaped the world from within; from the pioneering ferrite cores to cassette tapes that defined an era, to powering the digital age with advanced components, sensors, and batteries, leading the way towards a more sustainable future. United by TDK Venture Spirit, a start-up mentality built on visions, courage and mutual trust, TDK's passionate team members around the globe pursue better—for ourselves, customers, partners, and the world. Today, the state-of-the-art technologies of TDK are in everything, from industrial applications, energy systems, electric vehicles, to smartphones and gaming, at the core of modern life. TDK's comprehensive, innovative-driven portfolio includes cutting-edge passive components, sensors and sensor systems, power supplies, lithium-ion and solidstate batteries, magnetic heads, AI and enterprise software solutions, and more—featuring numerous marketleading products. These are marketed under the product brands TDK, EPCOS, InvenSense, Micronas, Tronics, TDK-Lambda, TDK SensEI, and ATL. Positioning the AI ecosystem as a key strategic area, TDK leverages its global network across the automotive, information and communication technology, and industrial equipment sectors to expand its business in a wide range of fields. In fiscal 2025, TDK posted total sales of USD 14.4 billion and employed about 105,000 people worldwide.

About Tronic's Microsystems

Tronic's Microsystems SA, a company of the TDK group, is a leader in MEMS (Micro Electro-Mechanical System) inertial sensor solutions. The company offers cutting-edge technologies for motion control, positioning, navigation, and condition monitoring of critical systems. Its comprehensive range includes accelerometers, gyroscopes, vibration sensors, and modules, as well as a foundry service, thereby contributing to the digital transformation of the transportation, energy, and industrial sectors. Founded in 1997, Tronics employs around a hundred people at its site in Crolles, near Grenoble, France, where its EN 9100-certified MEMS wafer manufacturing plant is located, along with its assembly, calibration, and testing facilities. Tronics has been majority-owned by TDK Electronics AG since January 2017.

* ISIN Code: FR0004175099 ALTRO

You can download this text from www.tdk-electronics.tdk.com/en/251107

Contacts for regional media

Region	Contact		Phone	Mail
Global	Mr. Q. VINCENT	Tronic's Microsystems SACrolles, France	+33 4 76 97 94 30	[email protected]
Europe	Mr. U. PECHER	TDK Electronics AGMünchen, Deutschland	+49 89 54020 2044	[email protected]

AI assistant

Tronics Microsystems M&A Activity 2025

1720_tar_2025-11-07_3a325eae-f524-474f-b563-83e132d31dd1.pdf

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