---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-045082"
form_type: "8-K"
ticker: "MXCT"
cik: "0001287098"
company_name: "MAXCYTE, INC."
filed_at: "2022-04-12T23:59:59+00:00"
generated_at: "2026-06-26T07:51:15.938463+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# MaxCyte CFO resigns; appoints Ron Holtz as interim CFO; Q1 revenue at least $11M

## Summary
- Amanda Murphy resigns as CFO effective April 15, 2022; Ron Holtz (former CFO 2005-2020, CAO) named interim CFO.
- Preliminary Q1 2022 revenue at least $11.0M, up 69% YoY from $6.5M.
- Core business revenue at least $9.0M vs $6.5M; SPL program revenue $2.0M vs $0.0.
- Sean Menarguez promoted to Director, Investor Relations.
- Executive search firm Korn Ferry engaged to find a permanent CFO.

## SEC filing metadata
- accession: 0001104659-22-045082
- form_type: 8-K
- ticker: MXCT
- cik: 0001287098
- company_name: MAXCYTE, INC.
- filed_at: 2022-04-12T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1287098/000110465922045082/0001104659-22-045082-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1287098/000110465922045082/tm2212379d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-045082
- JSON: https://secwatch.observer/filing/0001104659-22-045082.json
- Plain text: https://secwatch.observer/filing/0001104659-22-045082.txt

## Key facts
- Executive change
  Ron Holtz was appointed as Interim Chief Financial Officer at MAXCYTE, INC..
  - Action: appointed
  - Role: Interim Chief Financial Officer
  source text: On April 8, 2022, the Board of Directors of the Company appointed Ron Holtz, currently the Company’s Senior Vice President and Chief Accounting Officer, as Interim Chief Financial Officer, effective upon Ms. Murphy’s departure.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1287098/000110465922045082/0001104659-22-045082-index.htm
- Executive change
  Amanda L. Murphy resigned as Chief Financial Officer at MAXCYTE, INC..
  - Action: resigned
  - Role: Chief Financial Officer
  source text: On April 7, 2022, Amanda L. Murphy, Chief Financial Officer of the Company, resigned from that position, effective as of April 15, 2022, to pursue other interests.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1287098/000110465922045082/0001104659-22-045082-index.htm

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