Tuesday, May 20, 2025

Equity Corporate Actions Alert #2025 - 255
Information Regarding the Merger of OptiNose, Inc. (OPTN)

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  • Industry Announcement

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At a special meeting held on May 16, 2025, the shareholders of OptiNose, Inc. (OPTN) approved the proposed merger with Paratek Pharmaceuticals, Inc. (PRTK) and Orca Merger Sub, Inc., a wholly owned subsidiary of Paratek. The merger is tentatively scheduled to close prior to the market open on May 21, 2025. In anticipation of the closing, the stock will be halted immediately following the after-hours session at or around 7:50 p.m. on May 20, 2025. If the merger closes as anticipated, the stock will remain halted on the day of closing (May 21st) and will be suspended effective May 22, 2025. The details are as follows:

Company Name/Issue: OptiNose, Inc. Common Stock
CUSIP#: 68404V209
Symbol: OPTN
Anticipated Last Trading Date: May 20, 2025
Anticipated Marketplace Effective Date for Suspension: May 22, 2025
Merger Consideration: $9.00 and one (1) contractual contingent value right representing the right to receive two (2) contingent cash payments with an aggregate maximum amount payable of $5.00 for each share held.


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