Change of Listing | ADAPTIMMUNE THERAPEUTICS PLC | 28th October 2025

ADAPTIMMUNE THERAPEUTICS PLC announced a Change of Listing from NASDAQ to OTC on October 20, 2025. The Change of Listing is expected to be completed on October 28, 2025.

The treatment below will be applied to the following indices:

• ADAPTIMMUNE THERAPEUTICS PLC will be removed from the Index.
• The weight of ADAPTIMMUNE THERAPEUTICS PLC (ADAP.OQ) based on its last close price will be distributed pro rata to remaining Index constituents.
• Effective Date (open): 28/10/2025

Solactive US Extended Broad Market Index (GTR)