---
schema_version: "secwatch.filing_event.v1"
accession: "0001847903-24-000041"
form_type: "8-K"
ticker: "CNTA"
cik: "0001847903"
company_name: "Centessa Pharmaceuticals plc"
filed_at: "2024-02-09T23:59:59+00:00"
generated_at: "2026-06-06T04:58:26.187824+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "low"
source: SEC EDGAR
---

# Centessa files 8-K referencing SerpinPC clinical update but no data in exhibit

## Summary
- Exhibit 99.1 only contains a title slide and standard disclaimers; no numerical results provided.
- Presentation is posted on company website but not fully reproduced in the filing.
- SerpinPC is an investigational serpin for haemophilia A/B with or without inhibitors.
- No financial or guidance changes disclosed.

## SEC filing metadata
- accession: 0001847903-24-000041
- form_type: 8-K
- ticker: CNTA
- cik: 0001847903
- company_name: Centessa Pharmaceuticals plc
- filed_at: 2024-02-09T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: low
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1847903/000184790324000041/0001847903-24-000041-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1847903/000184790324000041/cnta-20240209.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001847903-24-000041
- JSON: https://secwatch.observer/filing/0001847903-24-000041.json
- Plain text: https://secwatch.observer/filing/0001847903-24-000041.txt

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