---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-065559"
form_type: "8-K"
ticker: "VTGN"
cik: "0001411685"
company_name: "Vistagen Therapeutics, Inc."
filed_at: "2026-10-09T21:15:59+00:00"
generated_at: "2026-10-12T14:58:52.363865+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Vistagen board amends executive severance plan; severance now payable without Cause outside CIC

## Summary
- Board approved an amended and restated Executive Severance Plan on Oct 7, 2026, superseding the Change in Control Executive Severance Plan adopted Aug 11, 2026.
- Severance now applies to involuntary terminations without Cause even absent a Change in Control, per the plan effective Oct 7, 2026.
- Qualifying Termination window runs from 3 months before to 18 months after a Change in Control; employees need 12 months of full-time service to qualify.
- CIC qualifying terminations add full equity acceleration (performance awards at target) and a lump sum of target annual bonus times the Bonus Severance Period.
- CEO Shawn K. Singh is deemed an Eligible Employee for Section 6(c) equity acceleration despite his Individual Agreement; all current executive officers are covered.

## SEC filing metadata
- accession: 0001628280-26-065559
- form_type: 8-K
- ticker: VTGN
- cik: 0001411685
- company_name: Vistagen Therapeutics, Inc.
- filed_at: 2026-10-09T21:15:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1411685/000162828026065559/0001628280-26-065559-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1411685/000162828026065559/vtgn-20261007.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-065559
- JSON: https://secwatch.observer/filing/0001628280-26-065559.json
- Plain text: https://secwatch.observer/filing/0001628280-26-065559.txt

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