---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-065886"
form_type: "8-K"
ticker: "ASRT"
cik: "0001808665"
company_name: "Assertio Holdings, Inc."
filed_at: "2024-05-29T23:59:59+00:00"
generated_at: "2026-06-01T07:44:53.085681+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Assertio appoints Brendan P. O'Grady as new CEO effective May 29, 2024

## Summary
- Brendan P. O'Grady appointed CEO and director, effective May 29, 2024.
- Heather Mason transitions back to independent director role after serving as interim CEO since Jan 2024.
- O'Grady base salary $850,000 with 85% target bonus; receives 1.8M stock options and 500K RSUs as inducement.
- O'Grady previously CEO of Glenmark Global Formulations, CCO of Amwell, and CEO of Teva USA.
- Management continuity agreement provides severance of 2x base salary plus target bonus upon change-in-control termination.

## SEC filing metadata
- accession: 0001104659-24-065886
- form_type: 8-K
- ticker: ASRT
- cik: 0001808665
- company_name: Assertio Holdings, Inc.
- filed_at: 2024-05-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1808665/000110465924065886/0001104659-24-065886-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1808665/000110465924065886/tm2415496d2_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-065886
- JSON: https://secwatch.observer/filing/0001104659-24-065886.json
- Plain text: https://secwatch.observer/filing/0001104659-24-065886.txt

## Key facts
- Executive change
  Heather L. Mason changed role as Independent Director at Assertio Holdings, Inc..
  - Action: transitioned back to
  - Role: Independent Director
  source text: Heather L. Mason, who has served as Interim Chief Executive Officer since January 2024, will transition back to her role as independent director.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1808665/000110465924065886/0001104659-24-065886-index.htm
- Executive change
  Brendan P. O'Grady was appointed as Chief Executive Officer at Assertio Holdings, Inc..
  - Action: appointed
  - Role: Chief Executive Officer
  source text: appointed Brendan P. O’Grady to serve as the Company’s Chief Executive Officer (and principal executive officer) and as a director.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1808665/000110465924065886/0001104659-24-065886-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.