---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-023577"
form_type: "8-K"
ticker: "SERA"
cik: "0001534969"
company_name: "SERA PROGNOSTICS, INC."
filed_at: "2025-02-10T23:59:59+00:00"
generated_at: "2026-05-27T00:00:19.187210+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Sera Prognostics terminates unused $50M ATM offering program

## Summary
- No shares of Class A common stock were sold under the ATM offering since its August 2024 inception.
- Sales agreement with TD Cowen remains in force; no new sales without a fresh prospectus supplement.
- Termination of the ATM prospectus supplement effective February 10, 2025.

## SEC filing metadata
- accession: 0001193125-25-023577
- form_type: 8-K
- ticker: SERA
- cik: 0001534969
- company_name: SERA PROGNOSTICS, INC.
- filed_at: 2025-02-10T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1534969/000119312525023577/0001193125-25-023577-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1534969/000119312525023577/d836719d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-023577
- JSON: https://secwatch.observer/filing/0001193125-25-023577.json
- Plain text: https://secwatch.observer/filing/0001193125-25-023577.txt

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