Alkermes plc Completes Acquisition of Avadel Pharmaceuticals plc, Accelerating Entry Into Sleep Medicine Market

DUBLIN–(BUSINESS WIRE)–Feb. 12, 2026– Alkermes plc (Nasdaq: ALKS) (“Alkermes”) and Avadel Pharmaceuticals plc (Nasdaq: AVDL) (“Avadel”) today announced Alkermes’ completion of its acquisition of Avadel, a commercial-stage biopharmaceutical company. The acquisition adds Avadel’s FDA-approved product, LUMRYZ®, to Alkermes’ commercial portfolio, and provides Alkermes with a commercial organization experienced in this disease state. This strategic move accelerates Alkermes’ entry into the sleep medicine market and enhances its ability to unlock the full potential of its late-stage development pipeline focused on central disorders of hypersomnolence.

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