---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-040579"
form_type: "8-K"
ticker: "ASYS"
cik: "0000720500"
company_name: "AMTECH SYSTEMS INC"
filed_at: "2023-08-09T23:59:59+00:00"
generated_at: "2026-06-11T23:47:11.551994+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Amtech reports Q3 net loss of $1.0M; appoints Bob Daigle as CEO replacing Michael Whang

## Summary
- GAAP net loss of $1.0M ($0.07 loss per share) on revenue of $30.7M, up 54% YoY.
- Non-GAAP operating income of $0.4M vs GAAP operating loss of $1.1M.
- Customer orders of $26.2M; backlog of $61.3M; book-to-bill ratio 0.9:1.
- Bob Daigle appointed President and CEO effective Aug 8, 2023, succeeding Michael Whang.
- Michael Whang steps down as CEO and will serve as advisor for six months through Feb 8, 2024.

## SEC filing metadata
- accession: 0000950170-23-040579
- form_type: 8-K
- ticker: ASYS
- cik: 0000720500
- company_name: AMTECH SYSTEMS INC
- filed_at: 2023-08-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/720500/000095017023040579/0000950170-23-040579-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/720500/000095017023040579/asys-20230808.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-040579
- JSON: https://secwatch.observer/filing/0000950170-23-040579.json
- Plain text: https://secwatch.observer/filing/0000950170-23-040579.txt

## Key facts
- Earnings Releases
  AMTECH SYSTEMS INC reported the third quarter ended June 30, 2023 results: revenue $30.7 million, net income $1.0 million, EPS $0.07 per diluted share.
  - Period: the third quarter ended June 30, 2023
  - Revenue: $30.7 million
  - Net income: $1.0 million
  - EPS: $0.07 per diluted share
  - Result: reported results
  source text: (CleanTech) applications, today reported results for its third quarter ended June 30, 2023. Third Quarter Fiscal 2023 Financial and Operational Highlights: • Net revenue of $30.7 million • GAAP operating loss of $1.1 million • Non-GAAP operating income of $0.4 million (1) • GAAP net loss of $1.0 million • Non-GAAP net income of $0.3 million (1) • GAAP net loss
  evidence_url: https://www.sec.gov/Archives/edgar/data/720500/000095017023040579/0000950170-23-040579-index.htm
- Executive change
  Michael Whang departed as President and Chief Executive Officer at AMTECH SYSTEMS INC.
  - Action: stepped down
  - Role: President and Chief Executive Officer
  source text: Mr. Whang has informed the Company of his decision to step down as the Company’s President and Chief Executive Officer to pursue other opportunities effective August 8, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/720500/000095017023040579/0000950170-23-040579-index.htm
- Executive change
  Robert C. Daigle was appointed as President and Chief Executive Officer at AMTECH SYSTEMS INC.
  - Action: appointed
  - Role: President and Chief Executive Officer
  source text: approved the appointment of Robert C. Daigle to succeed Michael Whang as President and Chief Executive Officer of the Company effective August 8, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/720500/000095017023040579/0000950170-23-040579-index.htm

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