Failure to Satisfy Listing Rule (Form 8-K)

In connection with the consummation of the Merger on November 2, 2026, Supernus Pharmaceuticals, Inc. (the "Company") notified Nasdaq of the completion of the Merger and requested that Nasdaq (i) suspend trading of the Supernus Common Stock, effective prior to the opening of trading on November 2, 2026, and (ii) file with the SEC a Notification of Removal from Listing and/or Registration on Form 25 to effect the delisting of the Supernus Common Stock from Nasdaq and the deregistration of the Supernus Common Stock under Section 12(b) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). Following the effectiveness of such Form 25, the Company intends to file with the SEC a certification on Form 15 requesting the deregistration of the Supernus Common Stock under Section 12(g) of the Exchange Act and the suspension of the Company's reporting obligations under Sections 13 and 15(d) of the Exchange Act. As a result of the Merger, the Supernus Common Stock will no longer be listed on any national securities exchange.