Acquisition | OPTINOSE INC | 21st May 2025

Initially announced on March 20, 2025 Paratek Pharmaceuticals Inc made a cash offer for OPTINOSE INC of USD 9 and one contingent value right per OPTINOSE INC share held. OPTINOSE INC shareholders approved the Acquisition on May 16, 2025. Pending the completion of customary closing conditions, the Acquisition is expected to be completed on May 21, 2025. Trading in shares of OPTINOSE INC is expected to be halted effective May 21, 2025. Due to the presence of a contingent value right in the offer, OPTINOSE INC will be removed pro rata at its last close price effective (open) May 21, 2025.

The treatment below will be applied to the following indices:

• OPTINOSE INC will be removed from the Index.
• The weight of OPTINOSE INC (OPTN.OQ) based on its last close price will be distributed pro rata to remaining Index constituents.
• Effective Date (open): 21/05/2025

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