---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-031135"
form_type: "8-K"
ticker: "PTGX"
cik: "0001377121"
company_name: "Protagonist Therapeutics, Inc"
filed_at: "2023-03-10T23:59:59+00:00"
generated_at: "2026-06-18T05:18:45.074451+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Protagonist Therapeutics discloses limited SVB exposure, $13M at risk out of $231M total

## Summary
- Cash at SVB approximately $13M as of March 9, 2023; company considers exposure limited.
- Third-party investments of ~$218M held at multiple custodians are not directly exposed to SVB liquidity concerns.
- Total cash and investments approximately $231M; company notes multiple custodians reduce risk.

## SEC filing metadata
- accession: 0001104659-23-031135
- form_type: 8-K
- ticker: PTGX
- cik: 0001377121
- company_name: Protagonist Therapeutics, Inc
- filed_at: 2023-03-10T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1377121/000110465923031135/0001104659-23-031135-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1377121/000110465923031135/tm239184d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-031135
- JSON: https://secwatch.observer/filing/0001104659-23-031135.json
- Plain text: https://secwatch.observer/filing/0001104659-23-031135.txt

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