---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-075281"
form_type: "8-K"
ticker: null
cik: "0001117480"
company_name: "CHIMERIX INC"
filed_at: "2023-06-27T23:59:59+00:00"
generated_at: "2026-06-13T15:59:53.896395+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Chimerix CEO Michael Sherman to retire Aug 1; Michael Andriole named President & CEO, becomes Board Chair

## Summary
- Michael Sherman to retire as President and CEO as of Aug 1, 2023; will become Chair of Board.
- Michael Andriole, previously Chief Business Officer and CFO, promoted to President and CEO, effective same date.
- Andriole's compensation: $600k base salary, 150,000 share option (4yr vest), 25,000 RSUs (4yr vest), 55% target bonus.
- Martha Demski transitions from Board Chair to Lead Independent Director.
- Sherman and Demski each receive $35k annual retainer for their new board roles in addition to $40k board retainer.

## SEC filing metadata
- accession: 0001104659-23-075281
- form_type: 8-K
- cik: 0001117480
- company_name: CHIMERIX INC
- filed_at: 2023-06-27T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1117480/000110465923075281/0001104659-23-075281-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1117480/000110465923075281/tm2319595d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-075281
- JSON: https://secwatch.observer/filing/0001104659-23-075281.json
- Plain text: https://secwatch.observer/filing/0001104659-23-075281.txt

## Key facts
- Executive change
  Michael Sherman was appointed as Chair of the Board at CHIMERIX INC.
  - Action: appointed
  - Role: Chair of the Board
  source text: the Board appointed Mr. Sherman as Chair of the Board to succeed Martha J. Demski in that role
  evidence_url: https://www.sec.gov/Archives/edgar/data/1117480/000110465923075281/0001104659-23-075281-index.htm
- Executive change
  Michael Andriole was appointed as Class I Director at CHIMERIX INC.
  - Action: appointed
  - Role: Class I Director
  source text: the Board appointed Mr. Andriole to serve as a Class I director of the Company
  evidence_url: https://www.sec.gov/Archives/edgar/data/1117480/000110465923075281/0001104659-23-075281-index.htm
- Executive change
  Michael Andriole was appointed as President and Chief Executive Officer at CHIMERIX INC.
  - Action: appointed
  - Role: President and Chief Executive Officer
  source text: the Board of Directors (the “Board”) of the Company had appointed Michael Andriole, age 50, to succeed Mr. Sherman as the Company’s President and Chief Executive Officer
  evidence_url: https://www.sec.gov/Archives/edgar/data/1117480/000110465923075281/0001104659-23-075281-index.htm
- Executive change
  Michael Sherman retired as President and Chief Executive Officer at CHIMERIX INC.
  - Action: retired
  - Role: President and Chief Executive Officer
  source text: Michael Sherman intends to retire as the Company’s President and Chief Executive Officer
  evidence_url: https://www.sec.gov/Archives/edgar/data/1117480/000110465923075281/0001104659-23-075281-index.htm
- Executive change
  Martha J. Demski was appointed as Lead Independent Director at CHIMERIX INC.
  - Action: appointed
  - Role: Lead Independent Director
  source text: appointed Ms. Demski to serve as Lead Independent Director
  evidence_url: https://www.sec.gov/Archives/edgar/data/1117480/000110465923075281/0001104659-23-075281-index.htm

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