Assertio appoints Mark Reisenauer as CEO, replacing Brendan O'Grady

Assertio Holdings, Inc.

CEO Brendan O'Grady separated effective Oct 27, 2025; entitled to severance under his existing agreement.
Board appoints director Mark Reisenauer as CEO; receives $800k base salary, 85% target bonus (no 2025 bonus), and initial equity grants (1M options + 500k RSUs).
Reisenauer has 30+ years experience, previously President of U.S. Commercial at Astellas (~$5B sales).
Company to report Q3 2025 results on Nov 10, 2025; expects to update guidance within current range at that time.

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