secwatch.observer — SEC 8-K summary
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Issuer:     Lantheus Holdings, Inc. (LNTH)
CIK:        0001521036
Form:       8-K
Filed at:   2025-11-12T23:59:59+00:00
Accession:  0001193125-25-277754
Event type: leadership
Sentiment:  neutral
Materiality: 0.65
Item codes: 5.02
LLM model:  deepseek-v4-flash:cloud@v2

Lantheus CEO Brian Markison to retire Dec 31, 2025; consulting deal through Mar 31, 2026
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- CEO Brian Markison retiring effective Dec 31, 2025; enters consulting agreement from Jan 1 to Mar 31, 2026.
- Monthly advisory fee of $83,333 during consulting period, subject to restrictive covenants.
- Base salary paid through retirement; 2025 annual bonus paid lump sum within 60 days if earned.
- Outstanding equity awards vest through retirement date, then follow retirement provisions.
- No successor named; consulting period extendable by mutual agreement.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1521036/000119312525277754/0001193125-25-277754-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1521036/000119312525277754/d92727d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-277754

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer