---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-066161"
form_type: "8-K"
ticker: "HSDT"
cik: "0001610853"
company_name: "Solana Co"
filed_at: "2025-07-07T23:59:59+00:00"
generated_at: "2026-05-18T09:16:53.961055+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Helius Medical Technologies files prospectus for up to $25M at-the-market stock offering

## Summary
- Filed updated Prospectus Supplement for sale of up to $25M of common stock.
- Sales will be made through Roth Capital Partners as sales agent via at-the-market offerings.
- Net proceeds to be used for working capital, commercialization, and R&D activities.
- Shares are registered under existing S-3 registration statement.

## SEC filing metadata
- accession: 0001104659-25-066161
- form_type: 8-K
- ticker: HSDT
- cik: 0001610853
- company_name: Solana Co
- filed_at: 2025-07-07T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1610853/000110465925066161/0001104659-25-066161-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1610853/000110465925066161/tm2519791d2_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-066161
- JSON: https://secwatch.observer/filing/0001104659-25-066161.json
- Plain text: https://secwatch.observer/filing/0001104659-25-066161.txt

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