---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-298752"
form_type: "8-K"
ticker: "LNTH"
cik: "0001521036"
company_name: "Lantheus Holdings, Inc."
filed_at: "2021-10-14T23:59:59+00:00"
generated_at: "2026-06-28T20:49:52.806857+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Lantheus Holdings CMO Istvan Molnar resigns effective Oct 13, 2021

## Summary
- Dr. Istvan Molnar resigned as Chief Medical Officer effective October 13, 2021.
- A search process for the next Chief Medical Officer has been initiated.
- No reason for resignation or interim appointment disclosed in the filing.

## SEC filing metadata
- accession: 0001193125-21-298752
- form_type: 8-K
- ticker: LNTH
- cik: 0001521036
- company_name: Lantheus Holdings, Inc.
- filed_at: 2021-10-14T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1521036/000119312521298752/0001193125-21-298752-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1521036/000119312521298752/d238782d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-298752
- JSON: https://secwatch.observer/filing/0001193125-21-298752.json
- Plain text: https://secwatch.observer/filing/0001193125-21-298752.txt

## Key facts
- Executive change
  Istvan Molnar resigned as Chief Medical Officer at Lantheus Holdings, Inc..
  - Action: resigned
  - Role: Chief Medical Officer
  source text: On October 13, 2021, Dr. Istvan Molnar informed Lantheus Holdings, Inc. (the “ Compan y”) of his resignation as the Chief Medical Officer of the Company and its subsidiaries, effective as of October 13, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1521036/000119312521298752/0001193125-21-298752-index.htm

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