---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-25-008040"
form_type: "8-K"
ticker: "PTIX"
cik: "0001022899"
company_name: "Protagenic Therapeutics, Inc.new"
filed_at: "2025-02-24T23:59:59+00:00"
generated_at: "2026-05-26T05:21:24.769396+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Protagenic Therapeutics reprices outstanding stock options to $0.2655 per share

## Summary
- Stockholders approved repricing of options under 2006 and 2016 Equity Incentive Plans.
- Original exercise prices ranged from $1.74 to $19.92; repriced to $0.2655 per share.
- New exercise price equals closing common stock price on February 21, 2025.
- Action intended to retain and incentivize option holders, including officers and employees.

## SEC filing metadata
- accession: 0001493152-25-008040
- form_type: 8-K
- ticker: PTIX
- cik: 0001022899
- company_name: Protagenic Therapeutics, Inc.new
- filed_at: 2025-02-24T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1022899/000149315225008040/0001493152-25-008040-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1022899/000149315225008040/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-25-008040
- JSON: https://secwatch.observer/filing/0001493152-25-008040.json
- Plain text: https://secwatch.observer/filing/0001493152-25-008040.txt

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