Pursuant to Belgian transparency legislation¹, Galapagos received transparency notifications on November 18 and November 19, 2025, from Bank of America Corporation indicating that it positively crossed the threshold of 5% of Galapagos' voting rights on November 12, 2025 following an acquisition of Galapagos' voting rights and equivalent financial instruments, and then subsequently fell below this threshold on November 14, 2025 following the disposal of such instruments.

On November 14, 2025, the Bank of America Corporation (taking into account the holding of its affiliates) owned 103,534 voting rights and 2,159,259 equivalent financial instruments, representing together 3.43% of Galapagos' currently outstanding 65,897,071 shares, versus 168,924 voting rights and 3,295,951 equivalent financial instruments, representing together 5.26%, in the previous notification.

Summary of the transactions:

Content of the notifications from Bank of America Corporation:
The notification dated November 19, 2025 contains the following information:

• Date of notification: November 19, 2025
• Date on which the threshold is crossed: November 14, 2025
• Threshold of voting rights crossed downwards (in %): 5%
• Notification by: Bank of America Corporation
• Denominator: 65,897,071
• Reason for the notification: Acquisition or disposal of financial instruments that are treated as voting securities
• Notified details:
  

The chain of control has been described at the end of the notification (section 11) and can be found here.

The notification dated November 18, 2025 contains the following information:

• Date of notification: November 18, 2025
• Date on which the threshold is crossed: November 12, 2025
• Threshold of voting rights crossed upwards (in %): 5%
• Notification by: Bank of America Corporation
• Denominator: 65,897,071
• Reason for the notification: Acquisition or disposal of voting securities or voting rights and acquisition or disposal of financial instruments that are treated as voting securities
• Notified details:
  

The chain of control has been described at the end of the notification (section 11) and can be found here.

For further information, contact Galapagos:
Investor Relations
Glenn Schulman

+1 412 522 6239
...

Corporate Communications
Marieke Vermeersch
+32 479 490 603

...

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¹ Belgian Act of 2 May 2007 on the disclosure of major shareholdings in issuers whose shares are admitted to trading on a regulated market and regarding miscellaneous provisions, as amended from time to time.

Attachments

• Galapagos Receives Transparency Notifications from Bank of America
• GALAPAGOS NV Form TD 14.11.2025_Revised Part I
• GALAPAGOS NV Form TD 12.11.2025_Part I_Revision2

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