---
schema_version: "secwatch.filing_event.v1"
accession: "0001534969-23-000057"
form_type: "8-K"
ticker: "SERA"
cik: "0001534969"
company_name: "SERA PROGNOSTICS, INC."
filed_at: "2023-05-25T23:59:59+00:00"
generated_at: "2026-06-14T14:29:06.297708+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Sera Prognostics CFO and CCO depart; interim leadership appointed; commercial restructuring

## Summary
- CFO Jay Moyes resigns effective June 7, 2023; Austin Aerts appointed interim CFO.
- CCO Nadia Altomare resigns effective June 9, 2023, moves to consulting role.
- Interim President and CEO Zhenya Lindgardt appointed May 15, 2023; leads cost optimization.
- Company engages leading strategy house to evaluate pathways for revenue growth at lower costs.
- Select headcount reductions in commercial organization to focus on near-term lucrative opportunities.

## SEC filing metadata
- accession: 0001534969-23-000057
- form_type: 8-K
- ticker: SERA
- cik: 0001534969
- company_name: SERA PROGNOSTICS, INC.
- filed_at: 2023-05-25T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1534969/000153496923000057/0001534969-23-000057-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1534969/000153496923000057/sera-20230522.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001534969-23-000057
- JSON: https://secwatch.observer/filing/0001534969-23-000057.json
- Plain text: https://secwatch.observer/filing/0001534969-23-000057.txt

## Key facts
- Executive change
  Austin Aerts was appointed as Interim Chief Financial Officer at SERA PROGNOSTICS, INC..
  - Action: appointed
  - Role: Interim Chief Financial Officer
  source text: Concurrently with Mr. Moyes’s resignation, Austin Aerts, the Company’s current Vice President of Finance and Corporate Controller, was appointed as the interim Chief Financial Officer of the Company, effective June 7, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1534969/000153496923000057/0001534969-23-000057-index.htm
- Executive change
  Jay Moyes resigned as Chief Financial Officer at SERA PROGNOSTICS, INC..
  - Action: resigned
  - Role: Chief Financial Officer
  source text: On May 22, 2023, Jay Moyes notified Sera Prognostics, Inc. (the “ Company ”) of his intention to resign from the position of Treasurer and Chief Financial Officer of the Company, effective as of June 7, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1534969/000153496923000057/0001534969-23-000057-index.htm
- Executive change
  Nadia Altomare resigned as Chief Commercial Officer at SERA PROGNOSTICS, INC..
  - Action: resigned
  - Role: Chief Commercial Officer
  source text: On May 24, 2023, Nadia Altomare notified the Company of her intention to resign from the position of Chief Commercial Officer of the Company, effective as of June 9, 2023, and is expected to move to a consulting role to effect a smooth commercial transition.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1534969/000153496923000057/0001534969-23-000057-index.htm

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