---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-058519"
form_type: "8-K"
ticker: "AZTA"
cik: "0000933974"
company_name: "Azenta, Inc."
filed_at: "2026-08-24T12:03:23+00:00"
generated_at: "2026-08-24T12:05:10.912419+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Azenta CEO Marotta resigns; Madaus named interim CEO; Q4 revenue guidance reaffirmed

## Summary
- John P. Marotta resigned as President, CEO and director effective Aug 22, 2026; no disagreement with Company.
- Dr. Martin Madaus, board member since 2024, appointed interim President and CEO; also principal executive officer.
- Madaus is Senior Operating Executive at Carlyle Group; led Millipore sale to Merck KGaA for $7.2B.
- Board reduced from 9 to 8 members; Heidrick & Struggles retained to search for permanent CEO.
- Company reaffirms Q4 FY2026 total revenue guidance; adjusted EBITDA to include ~$3M one-time consulting expense.

## SEC filing metadata
- accession: 0001628280-26-058519
- form_type: 8-K
- ticker: AZTA
- cik: 0000933974
- company_name: Azenta, Inc.
- filed_at: 2026-08-24T12:03:23+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/933974/000162828026058519/0001628280-26-058519-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/933974/000162828026058519/azta-20260822.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-058519
- JSON: https://secwatch.observer/filing/0001628280-26-058519.json
- Plain text: https://secwatch.observer/filing/0001628280-26-058519.txt

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