---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-322859"
form_type: "8-K"
ticker: "STRO"
cik: "0001382101"
company_name: "SUTRO BIOPHARMA, INC."
filed_at: "2025-12-17T23:59:59+00:00"
generated_at: "2026-05-16T12:54:06.724893+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Sutro Biopharma regains Nasdaq minimum bid price compliance after prior deficiency

## Summary
- Received Nasdaq notice on Dec 17, 2025 confirming compliance with Listing Rule 5450(a)(1) after 10 consecutive business days with closing bid at or above $1.00.
- Non-compliance was initially disclosed on June 20, 2025 when bid price fell below $1.00 for 30 consecutive business days.
- Listing matter is now closed; company meets all other Nasdaq Global Market continued listing criteria.

## SEC filing metadata
- accession: 0001193125-25-322859
- form_type: 8-K
- ticker: STRO
- cik: 0001382101
- company_name: SUTRO BIOPHARMA, INC.
- filed_at: 2025-12-17T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1382101/000119312525322859/0001193125-25-322859-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1382101/000119312525322859/d40412d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-322859
- JSON: https://secwatch.observer/filing/0001193125-25-322859.json
- Plain text: https://secwatch.observer/filing/0001193125-25-322859.txt

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