---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-24-093605"
form_type: "8-K"
ticker: null
cik: "0001844149"
company_name: "Spectaire Holdings Inc."
filed_at: "2024-11-04T23:59:59+00:00"
generated_at: "2026-05-30T06:17:47.236023+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Chris Grossman resigns as CEO; Brian Semkiw appointed CEO of Spectaire Holdings

## Summary
- Chris Grossman resigned as CEO on October 28, 2024.
- Brian Semkiw, a director and former CEO, appointed CEO on October 29, 2024.
- Semkiw will receive an annual base salary of $120,000.
- Semkiw previously served as CEO immediately before Grossman.
- No other compensatory changes were disclosed in the filing.

## SEC filing metadata
- accession: 0001213900-24-093605
- form_type: 8-K
- cik: 0001844149
- company_name: Spectaire Holdings Inc.
- filed_at: 2024-11-04T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844149/000121390024093605/0001213900-24-093605-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844149/000121390024093605/ea0219697-8k_spectaire.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-24-093605
- JSON: https://secwatch.observer/filing/0001213900-24-093605.json
- Plain text: https://secwatch.observer/filing/0001213900-24-093605.txt

## Key facts
- Executive change
  Chris Grossman resigned as Chief Executive Officer at Spectaire Holdings Inc..
  - Action: resigned
  - Role: Chief Executive Officer
  source text: Chris Grossman resigned as Chief Executive Officer of Spectaire Holdings Inc.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844149/000121390024093605/0001213900-24-093605-index.htm
- Executive change
  Brian Semkiw was appointed as Chief Executive Officer at Spectaire Holdings Inc..
  - Action: appointed
  - Role: Chief Executive Officer
  source text: Brian Semkiw replaced Mr. Grossman as Chief Executive Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844149/000121390024093605/0001213900-24-093605-index.htm

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