---
schema_version: "secwatch.filing_event.v1"
accession: "0001564590-21-045202"
form_type: "8-K"
ticker: "HSDT"
cik: "0001610853"
company_name: "Solana Co"
filed_at: "2021-08-19T23:59:59+00:00"
generated_at: "2026-06-29T08:55:39.122613+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# COO Joyce LaViscount resigns for good reason; Helius pays $442K severance

## Summary
- LaViscount's COO employment ended July 20, 2021; she resigned for good reason under her employment agreement.
- Company pays $442,150 in 12 monthly installments of ~$36,846, plus 9 months of health insurance premiums.
- Unvested stock options accelerated and are exercisable through October 18, 2022.
- LaViscount remains subject to 12-month non-compete and non-solicitation covenants.
- Separation agreement signed August 17, 2021; terms disclosed in Form 8-K.

## SEC filing metadata
- accession: 0001564590-21-045202
- form_type: 8-K
- ticker: HSDT
- cik: 0001610853
- company_name: Solana Co
- filed_at: 2021-08-19T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1610853/000156459021045202/0001564590-21-045202-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1610853/000156459021045202/hsdt-8k_20210817.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001564590-21-045202
- JSON: https://secwatch.observer/filing/0001564590-21-045202.json
- Plain text: https://secwatch.observer/filing/0001564590-21-045202.txt

## Key facts
- Executive change
  Joyce LaViscount resigned as Chief Operating Officer at Solana Co.
  - Action: resigned
  - Role: Chief Operating Officer
  source text: the employment of Joyce LaViscount, Chief Operating Officer of Helius Medical Technologies, Inc. (the “Company”) ended on July 20, 2021
  evidence_url: https://www.sec.gov/Archives/edgar/data/1610853/000156459021045202/0001564590-21-045202-index.htm

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