---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-24-018902"
form_type: "8-K"
ticker: "VTGN"
cik: "0001411685"
company_name: "Vistagen Therapeutics, Inc."
filed_at: "2024-05-31T23:59:59+00:00"
generated_at: "2026-06-01T07:07:17.592405+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Vistagen stockholders approve major increase in authorized equity shares

## Summary
- Approved amendment to 2019 Omnibus Equity Incentive Plan: authorized shares increase from 1M to 5M; 82.0% votes cast in favor.
- Approved amendment to 2019 Employee Stock Purchase Plan: authorized shares increase from 33,334 to 1M; 82.3% votes cast in favor.
- Both proposals passed at special meeting held May 29, 2024, with over 82% of votes cast supporting each.
- Total potential dilution from the two plan amendments increases available shares by 4.97M (net of prior reserves).

## SEC filing metadata
- accession: 0001437749-24-018902
- form_type: 8-K
- ticker: VTGN
- cik: 0001411685
- company_name: Vistagen Therapeutics, Inc.
- filed_at: 2024-05-31T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1411685/000143774924018902/0001437749-24-018902-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1411685/000143774924018902/vtgn20240529_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-24-018902
- JSON: https://secwatch.observer/filing/0001437749-24-018902.json
- Plain text: https://secwatch.observer/filing/0001437749-24-018902.txt

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