---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-141323"
form_type: "8-K"
ticker: "VIVS"
cik: "0001497253"
company_name: "VivoSim Labs, INC."
filed_at: "2024-12-31T23:59:59+00:00"
generated_at: "2026-05-28T21:47:15.266658+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Organovo names Norman Staskey President and CFO; Tomas Hess resigns for retirement

## Summary
- Tomas Hess resigned as President, CFO effective Dec 24, 2024 to pursue retirement; no disagreement on accounting policies.
- Norman Staskey appointed President, CFO and Principal Financial Officer effective Dec 30, 2024, via Danforth Advisors consulting agreement.
- Staskey is paid $450/hour under the Danforth Consulting Agreement; he also serves as CFO of Azitra, Inc.
- Staskey brings M&A experience as company pursues potential strategic transactions with other pharma firms.
- Amendment No. 6 to Consulting Agreement formalizes Staskey's services; prior CFO services were from Hess.

## SEC filing metadata
- accession: 0000950170-24-141323
- form_type: 8-K
- ticker: VIVS
- cik: 0001497253
- company_name: VivoSim Labs, INC.
- filed_at: 2024-12-31T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1497253/000095017024141323/0000950170-24-141323-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1497253/000095017024141323/onvo-20241223.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-141323
- JSON: https://secwatch.observer/filing/0000950170-24-141323.json
- Plain text: https://secwatch.observer/filing/0000950170-24-141323.txt

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