---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-056974"
form_type: "8-K"
ticker: "VIVS"
cik: "0001497253"
company_name: "VivoSim Labs, INC."
filed_at: "2025-04-23T23:59:59+00:00"
generated_at: "2026-05-23T08:02:05.858415+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Organovo rebrands as VivoSim Labs, ticker changes to VIVS effective April 24

## Summary
- Company to carry forward 3D bioprinting and legacy technology as VivoSim Labs, Inc.
- Name change effective April 24, 2025; new Nasdaq ticker symbol 'VIVS' begins trading at market open.
- No action required by existing stockholders; CUSIP number 68620A302 remains unchanged.
- Common stock continues to list on Nasdaq Capital Market under the new name.

## SEC filing metadata
- accession: 0000950170-25-056974
- form_type: 8-K
- ticker: VIVS
- cik: 0001497253
- company_name: VivoSim Labs, INC.
- filed_at: 2025-04-23T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1497253/000095017025056974/0000950170-25-056974-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1497253/000095017025056974/onvo-20250423.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-056974
- JSON: https://secwatch.observer/filing/0000950170-25-056974.json
- Plain text: https://secwatch.observer/filing/0000950170-25-056974.txt

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