definiens: means a transaction or series of transactions involving any license, sale, assignment or transfer by Purchaser to a non -Affiliate of Purchaser of all or substantially all of Purchaser ’s rights with respect to the development or commercialization of any product comprising or containing Vo fatamab as a naked monoclonal antibody in one or more fields of use ( whether for use alone or in combination with any active pharmaceutical ingredient other than any modification of Vofatamab ), but specifically excluding [ * * * ] Notwithstanding the foregoing, Vofatamab Transaction will be deemed to include [ * * * ] . The deemed date of a Vofatamab Transaction shall be the date that the agreement governing such license, sale, assignment or transfer is executed . A transaction shall not be deemed to consist of of Purchaser ’s rights in the Product if such transaction represents a sale or other disposition of substantially all of the equity or assets of Purchaser, or the first underwritten, initial public offering of securities of Purchaser